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.
Tab Functionality:
Above this section, you will notice six selectable tabs. Click on
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- Help: This page!
- Event Info: Details of the selected event.
- Text Data: The raw text product for this event.
- Interactive Map: An interactive map showing the event and RADAR.
- Storm Reports: Local Storm Reports.
- List Events: List all events of the given phenomena, significance, year, and issuing office.
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This application is fully driven by IEM web services.
2025 [KGRR] GRAND_RAPIDS Dense Fog (FG) Advisory (Y) Number 1
Listing of Counties/Parishes/Zones Included in Product
RADAR Composite at Issuance Time
Storm Based Warning History
144 WWUS73 KGRR 022340 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 640 PM EST Sun Feb 2 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-030900- /O.NEW.KGRR.FG.Y.0001.250202T2340Z-250203T1700Z/ Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Big Rapids, Muskegon, Greenville, Reed City, Jackson, Battle Creek, Hart, Ionia, Alma, Grand Haven, Grand Rapids, Kalamazoo, Lansing, Ludington, St. Johns, Jenison, Hastings, Holland, South Haven, Mount Pleasant, Fremont, Baldwin, Charlotte, and Clare 640 PM EST Sun Feb 2 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL NOON EST MONDAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, south central, southwest, and west central Michigan. * WHEN...Until noon EST Monday. * IMPACTS...Low visibility down to near zero at times could make driving conditions hazardous. * ADDITIONAL DETAILS...Areas north of Interstate 96 could see black ice develop as a result of the dense fog and road temperatures below freezing. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ NJJ
637 WWUS73 KGRR 030816 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 316 AM EST Mon Feb 3 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-031630- /O.CON.KGRR.FG.Y.0001.000000T0000Z-250203T1700Z/ Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Holland, Fremont, Hastings, Battle Creek, Kalamazoo, Grand Haven, Charlotte, Alma, St. Johns, Clare, Big Rapids, South Haven, Hart, Jackson, Ionia, Muskegon, Mount Pleasant, Ludington, Baldwin, Reed City, Lansing, Greenville, Grand Rapids, and Jenison 316 AM EST Mon Feb 3 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, south central, southwest, and west central Michigan. * WHEN...Until noon EST today. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ 04
381 WWUS73 KGRR 031529 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 1029 AM EST Mon Feb 3 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-031630- /O.CAN.KGRR.FG.Y.0001.000000T0000Z-250203T1700Z/ Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Hastings, South Haven, Ionia, Lansing, Hart, St. Johns, Baldwin, Fremont, Grand Haven, Kalamazoo, Ludington, Clare, Holland, Jenison, Alma, Charlotte, Battle Creek, Jackson, Big Rapids, Mount Pleasant, Muskegon, Greenville, Grand Rapids, and Reed City 1029 AM EST Mon Feb 3 2025 ...DENSE FOG ADVISORY IS CANCELLED... A few patches of dense fog may persist into the early afternoon but the threat for widespread dense fog has ended. $$ Meade
Permalink to 202502022340-KGRR-WWUS73-NPWGRR
144 WWUS73 KGRR 022340 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 640 PM EST Sun Feb 2 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-030900- /O.NEW.KGRR.FG.Y.0001.250202T2340Z-250203T1700Z/ Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Big Rapids, Muskegon, Greenville, Reed City, Jackson, Battle Creek, Hart, Ionia, Alma, Grand Haven, Grand Rapids, Kalamazoo, Lansing, Ludington, St. Johns, Jenison, Hastings, Holland, South Haven, Mount Pleasant, Fremont, Baldwin, Charlotte, and Clare 640 PM EST Sun Feb 2 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL NOON EST MONDAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, south central, southwest, and west central Michigan. * WHEN...Until noon EST Monday. * IMPACTS...Low visibility down to near zero at times could make driving conditions hazardous. * ADDITIONAL DETAILS...Areas north of Interstate 96 could see black ice develop as a result of the dense fog and road temperatures below freezing. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ NJJ
Permalink to 202502030816-KGRR-WWUS73-NPWGRR
637 WWUS73 KGRR 030816 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 316 AM EST Mon Feb 3 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-031630- /O.CON.KGRR.FG.Y.0001.000000T0000Z-250203T1700Z/ Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Holland, Fremont, Hastings, Battle Creek, Kalamazoo, Grand Haven, Charlotte, Alma, St. Johns, Clare, Big Rapids, South Haven, Hart, Jackson, Ionia, Muskegon, Mount Pleasant, Ludington, Baldwin, Reed City, Lansing, Greenville, Grand Rapids, and Jenison 316 AM EST Mon Feb 3 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, south central, southwest, and west central Michigan. * WHEN...Until noon EST today. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ 04
Permalink to 202502031529-KGRR-WWUS73-NPWGRR
381 WWUS73 KGRR 031529 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 1029 AM EST Mon Feb 3 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-031630- /O.CAN.KGRR.FG.Y.0001.000000T0000Z-250203T1700Z/ Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Hastings, South Haven, Ionia, Lansing, Hart, St. Johns, Baldwin, Fremont, Grand Haven, Kalamazoo, Ludington, Clare, Holland, Jenison, Alma, Charlotte, Battle Creek, Jackson, Big Rapids, Mount Pleasant, Muskegon, Greenville, Grand Rapids, and Reed City 1029 AM EST Mon Feb 3 2025 ...DENSE FOG ADVISORY IS CANCELLED... A few patches of dense fog may persist into the early afternoon but the threat for widespread dense fog has ended. $$ Meade
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Storm Reports within Product Polygon
This table lists other events issued by the selected office for the selected year. Click on the row to select that event.