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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 [KRIW] RIVERTON High Wind (HW) Warning (W) Number 9

Listing of Counties/Parishes/Zones Included in Product

RADAR Composite at Issuance Time

Storm Based Warning History

964 
WWUS75 KRIW 211852
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1252 PM MDT Fri Mar 21 2025

WYZ019-020-221300-
/O.UPG.KRIW.HW.A.0008.250322T1200Z-250323T0000Z/
/O.NEW.KRIW.HW.W.0009.250322T0900Z-250323T0300Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-
Including the cities of Jeffrey City and Casper
1252 PM MDT Fri Mar 21 2025

...HIGH WIND WARNING IN EFFECT FROM 3 AM TO 9 PM MDT SATURDAY...

* WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph expected. 
  Localized gusts to 70 mph possible in wind-prone areas.

* WHERE...The Green Mountains and Rattlesnake Range, and the lower 
  elevations of Natrona County. Red Canyon near South Pass, Outer 
  Drive in Casper, and other wind-prone areas will be especially 
  affected.

* WHEN...From 3 AM to 9 PM MDT Saturday.

* IMPACTS...Travel will be difficult for high profile vehicles. 
  North to south routes will be especially effected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

VandenBoogart
332 
WWUS75 KRIW 220702
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
102 AM MDT Sat Mar 22 2025

WYZ016-017-230000-
/O.EXB.KRIW.HW.W.0009.250322T1500Z-250323T0300Z/
Upper Wind River Basin-Wind River Basin-
Including the cities of Shoshoni, Dubois, and Riverton
102 AM MDT Sat Mar 22 2025

...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT 
THIS EVENING...

* WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected.

* WHERE...Upper Wind River Basin and Wind River Basin.

* WHEN...From 9 AM this morning to 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

WYZ030-230000-
/O.EXB.KRIW.HW.W.0009.250322T1500Z-250323T0300Z/
East Sweetwater County-
Including the cities of Wamsutter
102 AM MDT Sat Mar 22 2025

...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT 
THIS EVENING...

* WHAT...West winds 35 to 45 mph with gusts up to 65 mph expected.

* WHERE...East Sweetwater County.

* WHEN...From 9 AM this morning to 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

WYZ019-020-230000-
/O.CON.KRIW.HW.W.0009.250322T0900Z-250323T0300Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-
Including the cities of Casper and Jeffrey City
102 AM MDT Sat Mar 22 2025

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph expected. 
  Localized gusts to 70 mph possible in wind-prone areas.

* WHERE...Green Mountains and Rattlesnake Range and Natrona County 
  Lower Elevations.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 
  North to south routes will be especially effected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Hattings
752 
WWUS75 KRIW 222357
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
557 PM MDT Sat Mar 22 2025

WYZ016-017-020-230100-
/O.CAN.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
Upper Wind River Basin-Wind River Basin-Natrona County Lower
Elevations-
Including the cities of Riverton, Casper, Dubois, and Shoshoni
557 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING IS CANCELLED...

Winds continue to decrease and High Winds are no longer expected, 
however, northwest winds gusting 35 to 45 mph will continue through 
around 9 PM this evening.

$$

WYZ019-230300-
/O.CON.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
Green Mountains and Rattlesnake Range-
Including the cities of Jeffrey City
557 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...Northwest winds 30 to 35 mph with gusts 50 to 65 mph.

* WHERE...The Green Mountains and Rattlesnake Range. Red Canyon 
  along South Pass and other wind-prone areas will be especially 
  affected.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Travel will be difficult, especially for high profile 
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

WYZ030-230300-
/O.CON.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
East Sweetwater County-
Including the cities of Wamsutter
557 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...West winds 25 to 35 mph with gusts 50 to 60 mph.

* WHERE...East Sweetwater County.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Hensley
419 
WWUS75 KRIW 230323
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
923 PM MDT Sat Mar 22 2025

WYZ019-030-230430-
/O.EXP.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
Green Mountains and Rattlesnake Range-East Sweetwater County-
Including the cities of Jeffrey City and Wamsutter
923 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING HAS EXPIRED...

Winds have decreased below Warning thresholds and the High Wind 
Warning has been allowed to expire.

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Hensley
Permalink to 202503211852-KRIW-WWUS75-NPWRIW
964 
WWUS75 KRIW 211852
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1252 PM MDT Fri Mar 21 2025

WYZ019-020-221300-
/O.UPG.KRIW.HW.A.0008.250322T1200Z-250323T0000Z/
/O.NEW.KRIW.HW.W.0009.250322T0900Z-250323T0300Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-
Including the cities of Jeffrey City and Casper
1252 PM MDT Fri Mar 21 2025

...HIGH WIND WARNING IN EFFECT FROM 3 AM TO 9 PM MDT SATURDAY...

* WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph expected. 
  Localized gusts to 70 mph possible in wind-prone areas.

* WHERE...The Green Mountains and Rattlesnake Range, and the lower 
  elevations of Natrona County. Red Canyon near South Pass, Outer 
  Drive in Casper, and other wind-prone areas will be especially 
  affected.

* WHEN...From 3 AM to 9 PM MDT Saturday.

* IMPACTS...Travel will be difficult for high profile vehicles. 
  North to south routes will be especially effected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

VandenBoogart
Permalink to 202503220702-KRIW-WWUS75-NPWRIW
332 
WWUS75 KRIW 220702
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
102 AM MDT Sat Mar 22 2025

WYZ016-017-230000-
/O.EXB.KRIW.HW.W.0009.250322T1500Z-250323T0300Z/
Upper Wind River Basin-Wind River Basin-
Including the cities of Shoshoni, Dubois, and Riverton
102 AM MDT Sat Mar 22 2025

...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT 
THIS EVENING...

* WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected.

* WHERE...Upper Wind River Basin and Wind River Basin.

* WHEN...From 9 AM this morning to 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

WYZ030-230000-
/O.EXB.KRIW.HW.W.0009.250322T1500Z-250323T0300Z/
East Sweetwater County-
Including the cities of Wamsutter
102 AM MDT Sat Mar 22 2025

...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT 
THIS EVENING...

* WHAT...West winds 35 to 45 mph with gusts up to 65 mph expected.

* WHERE...East Sweetwater County.

* WHEN...From 9 AM this morning to 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

WYZ019-020-230000-
/O.CON.KRIW.HW.W.0009.250322T0900Z-250323T0300Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-
Including the cities of Casper and Jeffrey City
102 AM MDT Sat Mar 22 2025

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph expected. 
  Localized gusts to 70 mph possible in wind-prone areas.

* WHERE...Green Mountains and Rattlesnake Range and Natrona County 
  Lower Elevations.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 
  North to south routes will be especially effected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Hattings
Permalink to 202503222357-KRIW-WWUS75-NPWRIW
752 
WWUS75 KRIW 222357
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
557 PM MDT Sat Mar 22 2025

WYZ016-017-020-230100-
/O.CAN.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
Upper Wind River Basin-Wind River Basin-Natrona County Lower
Elevations-
Including the cities of Riverton, Casper, Dubois, and Shoshoni
557 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING IS CANCELLED...

Winds continue to decrease and High Winds are no longer expected, 
however, northwest winds gusting 35 to 45 mph will continue through 
around 9 PM this evening.

$$

WYZ019-230300-
/O.CON.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
Green Mountains and Rattlesnake Range-
Including the cities of Jeffrey City
557 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...Northwest winds 30 to 35 mph with gusts 50 to 65 mph.

* WHERE...The Green Mountains and Rattlesnake Range. Red Canyon 
  along South Pass and other wind-prone areas will be especially 
  affected.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Travel will be difficult, especially for high profile 
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

WYZ030-230300-
/O.CON.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
East Sweetwater County-
Including the cities of Wamsutter
557 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...West winds 25 to 35 mph with gusts 50 to 60 mph.

* WHERE...East Sweetwater County.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Travel will be difficult for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive. Secure loose objects outdoors.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Hensley
Permalink to 202503230323-KRIW-WWUS75-NPWRIW
419 
WWUS75 KRIW 230323
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
923 PM MDT Sat Mar 22 2025

WYZ019-030-230430-
/O.EXP.KRIW.HW.W.0009.000000T0000Z-250323T0300Z/
Green Mountains and Rattlesnake Range-East Sweetwater County-
Including the cities of Jeffrey City and Wamsutter
923 PM MDT Sat Mar 22 2025

...HIGH WIND WARNING HAS EXPIRED...

Winds have decreased below Warning thresholds and the High Wind 
Warning has been allowed to expire.

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Hensley

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Storm Reports within Product Polygon

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