IEM VTEC Product Browser
This application allows easy navigation of National Weather Service issued products with Valid Time Event Coding (VTEC).
13 Nov 2024 Update: The tool was updated to use non-hash link style URLs. A shim is in place to translate the old URLs to the new ones, so nothing should be broken (famous last words). This was done to allow the HTML5 History API to provide a better user experience.
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2025 [KCYS] CHEYENNE Extreme Cold (EC) Watch (A) Number 1
Listing of Counties/Parishes/Zones Included in Product
RADAR Composite at Issuance Time
Storm Based Warning History
511 WWUS75 KCYS 162123 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 223 PM MST Sun Feb 16 2025 WYZ109-170300- /O.CON.KCYS.HW.W.0015.000000T0000Z-250217T0300Z/ Central Carbon County- Including the cities of Rawlins 223 PM MST Sun Feb 16 2025 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph. * WHERE...Central Carbon County. * WHEN...Until 8 PM MST this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 MPH or gusts of 58 MPH or stronger can lead to property damage. && $$ WYZ110-170300- /O.CON.KCYS.HW.W.0015.000000T0000Z-250217T0300Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 223 PM MST Sun Feb 16 2025 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph possible. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...Until 8 PM MST this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. In addition, areas of blowing snow could lead to reduced visibility, even whiteout conditions, and slick roads. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 MPH or stronger may occur. Continue to monitor the latest forecasts. && $$ NEZ002-003-095-096-170300- /O.NEW.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ /O.NEW.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Dawes County-Box Butte County-Northern Sioux County-Southern Sioux County- Including the cities of Hemingford, Alliance, Chadron, Agate, Chadron St Park, and Harrison 223 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST MONDAY... ...EXTREME COLD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...For the Cold Weather Advisory, very cold wind chills as low as 20 to 25 below expected. For the Extreme Cold Watch, dangerously cold wind chills between 25 to 35 below possible. * WHERE...Box Butte County, Dawes County, Northern Sioux County, and Southern Sioux County. * WHEN...For the Cold Weather Advisory, from 11 PM this evening to 11 AM MST Monday. For the Extreme Cold Watch, from Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ101-102-170300- /O.NEW.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Lusk, Redbird, Deer Creek, Glenrock, Douglas, and Bill 223 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST MONDAY... * WHAT...Very cold wind chills as low as 20 to 25 below expected. * WHERE...Converse County Lower Elevations and Niobrara County. * WHEN...From 11 PM this evening to 11 AM MST Monday. * IMPACTS...Wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ NEZ019>021-054-055-170300- /O.NEW.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Scotts Bluff County-Banner County-Morrill County-Kimball County- Cheyenne County- Including the cities of Redington, Angora, Scottsbluff, Sidney, Brownson, Harrisburg, Bayard, Kimball, Gering, and Bridgeport 223 PM MST Sun Feb 16 2025 ...EXTREME COLD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...Dangerously cold wind chills as low as 25 to 35 below possible. * WHERE...Banner County, Cheyenne County, Kimball County, Morrill County, and Scotts Bluff County. * WHEN...From Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. && $$ CG
873 WWUS75 KCYS 170302 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 802 PM MST Sun Feb 16 2025 WYZ109-110-170415- /O.EXP.KCYS.HW.W.0015.000000T0000Z-250217T0300Z/ Central Carbon County-North Snowy Range Foothills- Including the cities of Elk Mountain, Rawlins, and Arlington 802 PM MST Sun Feb 16 2025 ...HIGH WIND WARNING HAS EXPIRED... Winds have diminished below warning thresholds. Therefore, the High Wind Warning will be allowed to expire. $$ NEZ002-003-095-096-171200- /O.CON.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ /O.CON.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Dawes County-Box Butte County-Northern Sioux County-Southern Sioux County- Including the cities of Chadron St Park, Alliance, Chadron, Harrison, Hemingford, and Agate 802 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST MONDAY... ...EXTREME COLD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...For the Cold Weather Advisory, very cold wind chills as low as 20 to 25 below expected. For the Extreme Cold Watch, dangerously cold wind chills between 25 to 35 below possible. * WHERE...Box Butte County, Dawes County, Northern Sioux County, and Southern Sioux County. * WHEN...For the Cold Weather Advisory, until 11 AM MST Monday. For the Extreme Cold Watch, from Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ101-102-171200- /O.CON.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Lusk, Glenrock, Redbird, Douglas, Deer Creek, and Bill 802 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST MONDAY... * WHAT...Very cold wind chills as low as 20 to 25 below expected. * WHERE...Converse County Lower Elevations and Niobrara County. * WHEN...Until 11 AM MST Monday. * IMPACTS...Wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ NEZ019>021-054-055-171200- /O.CON.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Scotts Bluff County-Banner County-Morrill County-Kimball County- Cheyenne County- Including the cities of Harrisburg, Bayard, Brownson, Kimball, Sidney, Bridgeport, Redington, Scottsbluff, Gering, and Angora 802 PM MST Sun Feb 16 2025 ...EXTREME COLD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...Dangerously cold wind chills as low as 25 to 35 below possible. * WHERE...Banner County, Cheyenne County, Kimball County, Morrill County, and Scotts Bluff County. * WHEN...From Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. && $$ DS
495 WWUS75 KCYS 171010 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 310 AM MST Mon Feb 17 2025 NEZ002-003-095-096-180000- /O.UPG.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ /O.NEW.KCYS.EC.W.0002.250218T0500Z-250220T1800Z/ /O.CON.KCYS.CW.Y.0004.000000T0000Z-250217T1800Z/ Dawes County-Box Butte County-Northern Sioux County-Southern Sioux County- Including the cities of Harrison, Hemingford, Chadron St Park, Chadron, Agate, and Alliance 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... ...EXTREME COLD WARNING IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST THURSDAY... * WHAT...Wind chills as low as 25 below this morning.Then, dangerously cold wind chills as low as 35 below expected beginning tonight. * WHERE...Box Butte County, Dawes County, Northern Sioux County, and Southern Sioux County. * WHEN...For the Cold Weather Advisory, until 11 AM MST this morning. For the Extreme Cold Warning, from 10 PM this evening to 11 AM MST Thursday. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ NEZ019>021-054-055-180000- /O.UPG.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ /O.NEW.KCYS.EC.W.0002.250218T0500Z-250220T1800Z/ Scotts Bluff County-Banner County-Morrill County-Kimball County- Cheyenne County- Including the cities of Redington, Bayard, Scottsbluff, Harrisburg, Kimball, Bridgeport, Brownson, Angora, Sidney, and Gering 310 AM MST Mon Feb 17 2025 ...EXTREME COLD WARNING IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST THURSDAY... * WHAT...Dangerously cold wind chills as low as 35 below expected. * WHERE...Banner County, Cheyenne County, Kimball County, Morrill County, and Scotts Bluff County. * WHEN...From 10 PM this evening to 11 AM MST Thursday. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. && $$ WYZ102-180000- /O.NEW.KCYS.CW.Y.0005.250218T0500Z-250218T1800Z/ /O.CON.KCYS.CW.Y.0004.000000T0000Z-250217T1800Z/ Niobrara County- Including the cities of Lusk and Redbird 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... ...COLD WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST TUESDAY... * WHAT...Very cold wind chills as low as 20 to 25 below expected. * WHERE...Niobrara County. * WHEN...For the first Cold Weather Advisory, until 11 AM MST this morning. For the second Cold Weather Advisory, from 10 PM this evening to 11 AM MST Tuesday. * IMPACTS...Wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ108-119-180000- /O.NEW.KCYS.CW.Y.0005.250218T0500Z-250218T1800Z/ Goshen County-East Laramie County- Including the cities of Pine Bluffs and Torrington 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST TUESDAY... * WHAT...Very cold wind chills between 20 and 30 below expected. * WHERE...East Laramie County and Goshen County. * WHEN...From 10 PM this evening to 11 AM MST Tuesday. * IMPACTS...The dangerously cold wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ101-171800- /O.CON.KCYS.CW.Y.0004.000000T0000Z-250217T1800Z/ Converse County Lower Elevations- Including the cities of Bill, Deer Creek, Douglas, and Glenrock 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * WHAT...Very cold wind chills as low as 20 below. * WHERE...Converse County Lower Elevations. * WHEN...Until 11 AM MST this morning. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MN
Permalink to 202502162123-KCYS-WWUS75-NPWCYS
511 WWUS75 KCYS 162123 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 223 PM MST Sun Feb 16 2025 WYZ109-170300- /O.CON.KCYS.HW.W.0015.000000T0000Z-250217T0300Z/ Central Carbon County- Including the cities of Rawlins 223 PM MST Sun Feb 16 2025 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph. * WHERE...Central Carbon County. * WHEN...Until 8 PM MST this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 MPH or gusts of 58 MPH or stronger can lead to property damage. && $$ WYZ110-170300- /O.CON.KCYS.HW.W.0015.000000T0000Z-250217T0300Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 223 PM MST Sun Feb 16 2025 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph possible. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...Until 8 PM MST this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. In addition, areas of blowing snow could lead to reduced visibility, even whiteout conditions, and slick roads. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 MPH or stronger may occur. Continue to monitor the latest forecasts. && $$ NEZ002-003-095-096-170300- /O.NEW.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ /O.NEW.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Dawes County-Box Butte County-Northern Sioux County-Southern Sioux County- Including the cities of Hemingford, Alliance, Chadron, Agate, Chadron St Park, and Harrison 223 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST MONDAY... ...EXTREME COLD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...For the Cold Weather Advisory, very cold wind chills as low as 20 to 25 below expected. For the Extreme Cold Watch, dangerously cold wind chills between 25 to 35 below possible. * WHERE...Box Butte County, Dawes County, Northern Sioux County, and Southern Sioux County. * WHEN...For the Cold Weather Advisory, from 11 PM this evening to 11 AM MST Monday. For the Extreme Cold Watch, from Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ101-102-170300- /O.NEW.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Lusk, Redbird, Deer Creek, Glenrock, Douglas, and Bill 223 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST MONDAY... * WHAT...Very cold wind chills as low as 20 to 25 below expected. * WHERE...Converse County Lower Elevations and Niobrara County. * WHEN...From 11 PM this evening to 11 AM MST Monday. * IMPACTS...Wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ NEZ019>021-054-055-170300- /O.NEW.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Scotts Bluff County-Banner County-Morrill County-Kimball County- Cheyenne County- Including the cities of Redington, Angora, Scottsbluff, Sidney, Brownson, Harrisburg, Bayard, Kimball, Gering, and Bridgeport 223 PM MST Sun Feb 16 2025 ...EXTREME COLD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...Dangerously cold wind chills as low as 25 to 35 below possible. * WHERE...Banner County, Cheyenne County, Kimball County, Morrill County, and Scotts Bluff County. * WHEN...From Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. && $$ CG
Permalink to 202502170302-KCYS-WWUS75-NPWCYS
873 WWUS75 KCYS 170302 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 802 PM MST Sun Feb 16 2025 WYZ109-110-170415- /O.EXP.KCYS.HW.W.0015.000000T0000Z-250217T0300Z/ Central Carbon County-North Snowy Range Foothills- Including the cities of Elk Mountain, Rawlins, and Arlington 802 PM MST Sun Feb 16 2025 ...HIGH WIND WARNING HAS EXPIRED... Winds have diminished below warning thresholds. Therefore, the High Wind Warning will be allowed to expire. $$ NEZ002-003-095-096-171200- /O.CON.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ /O.CON.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Dawes County-Box Butte County-Northern Sioux County-Southern Sioux County- Including the cities of Chadron St Park, Alliance, Chadron, Harrison, Hemingford, and Agate 802 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST MONDAY... ...EXTREME COLD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...For the Cold Weather Advisory, very cold wind chills as low as 20 to 25 below expected. For the Extreme Cold Watch, dangerously cold wind chills between 25 to 35 below possible. * WHERE...Box Butte County, Dawes County, Northern Sioux County, and Southern Sioux County. * WHEN...For the Cold Weather Advisory, until 11 AM MST Monday. For the Extreme Cold Watch, from Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ101-102-171200- /O.CON.KCYS.CW.Y.0004.250217T0600Z-250217T1800Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Lusk, Glenrock, Redbird, Douglas, Deer Creek, and Bill 802 PM MST Sun Feb 16 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST MONDAY... * WHAT...Very cold wind chills as low as 20 to 25 below expected. * WHERE...Converse County Lower Elevations and Niobrara County. * WHEN...Until 11 AM MST Monday. * IMPACTS...Wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ NEZ019>021-054-055-171200- /O.CON.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ Scotts Bluff County-Banner County-Morrill County-Kimball County- Cheyenne County- Including the cities of Harrisburg, Bayard, Brownson, Kimball, Sidney, Bridgeport, Redington, Scottsbluff, Gering, and Angora 802 PM MST Sun Feb 16 2025 ...EXTREME COLD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH THURSDAY MORNING... * WHAT...Dangerously cold wind chills as low as 25 to 35 below possible. * WHERE...Banner County, Cheyenne County, Kimball County, Morrill County, and Scotts Bluff County. * WHEN...From Monday afternoon through Thursday morning. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. && $$ DS
Permalink to 202502171010-KCYS-WWUS75-NPWCYS
495 WWUS75 KCYS 171010 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 310 AM MST Mon Feb 17 2025 NEZ002-003-095-096-180000- /O.UPG.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ /O.NEW.KCYS.EC.W.0002.250218T0500Z-250220T1800Z/ /O.CON.KCYS.CW.Y.0004.000000T0000Z-250217T1800Z/ Dawes County-Box Butte County-Northern Sioux County-Southern Sioux County- Including the cities of Harrison, Hemingford, Chadron St Park, Chadron, Agate, and Alliance 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... ...EXTREME COLD WARNING IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST THURSDAY... * WHAT...Wind chills as low as 25 below this morning.Then, dangerously cold wind chills as low as 35 below expected beginning tonight. * WHERE...Box Butte County, Dawes County, Northern Sioux County, and Southern Sioux County. * WHEN...For the Cold Weather Advisory, until 11 AM MST this morning. For the Extreme Cold Warning, from 10 PM this evening to 11 AM MST Thursday. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ NEZ019>021-054-055-180000- /O.UPG.KCYS.EC.A.0001.250218T0000Z-250220T1800Z/ /O.NEW.KCYS.EC.W.0002.250218T0500Z-250220T1800Z/ Scotts Bluff County-Banner County-Morrill County-Kimball County- Cheyenne County- Including the cities of Redington, Bayard, Scottsbluff, Harrisburg, Kimball, Bridgeport, Brownson, Angora, Sidney, and Gering 310 AM MST Mon Feb 17 2025 ...EXTREME COLD WARNING IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST THURSDAY... * WHAT...Dangerously cold wind chills as low as 35 below expected. * WHERE...Banner County, Cheyenne County, Kimball County, Morrill County, and Scotts Bluff County. * WHEN...From 10 PM this evening to 11 AM MST Thursday. * IMPACTS...Wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. && $$ WYZ102-180000- /O.NEW.KCYS.CW.Y.0005.250218T0500Z-250218T1800Z/ /O.CON.KCYS.CW.Y.0004.000000T0000Z-250217T1800Z/ Niobrara County- Including the cities of Lusk and Redbird 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... ...COLD WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST TUESDAY... * WHAT...Very cold wind chills as low as 20 to 25 below expected. * WHERE...Niobrara County. * WHEN...For the first Cold Weather Advisory, until 11 AM MST this morning. For the second Cold Weather Advisory, from 10 PM this evening to 11 AM MST Tuesday. * IMPACTS...Wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ108-119-180000- /O.NEW.KCYS.CW.Y.0005.250218T0500Z-250218T1800Z/ Goshen County-East Laramie County- Including the cities of Pine Bluffs and Torrington 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 11 AM MST TUESDAY... * WHAT...Very cold wind chills between 20 and 30 below expected. * WHERE...East Laramie County and Goshen County. * WHEN...From 10 PM this evening to 11 AM MST Tuesday. * IMPACTS...The dangerously cold wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ WYZ101-171800- /O.CON.KCYS.CW.Y.0004.000000T0000Z-250217T1800Z/ Converse County Lower Elevations- Including the cities of Bill, Deer Creek, Douglas, and Glenrock 310 AM MST Mon Feb 17 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * WHAT...Very cold wind chills as low as 20 below. * WHERE...Converse County Lower Elevations. * WHEN...Until 11 AM MST this morning. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MN
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