Alert archive / Iowa / Wind Advisories in 2020
Wind Advisory 3, NWS Des Moines, IA
NWS Des Moines, IA issued this wind advisory at Feb 14, 2020, 3:31 AM CST for 10 counties in Iowa. It took effect at Feb 14, 2020, 12:00 PM CST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Feb 14, 2020, 3:31 AM CST (09:31 UTC)
- In effect from
- Feb 14, 2020, 12:00 PM CST
- Expired
- Feb 15, 2020, 12:00 AM CST
- In force
- 12 hr
- Issued by
- NWS Des Moines, IA
Counties Calhoun County, IA, Crawford County, IA, Emmet County, IA, Hancock County, IA, Humboldt County, IA, Kossuth County, IA, Palo Alto County, IA, Pocahontas County, IA, Sac County, IA, Winnebago County, IA
The radar
The Des Moines radar (KDMX), 139 km from the middle of the area, began a volume at 09:29 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 9.5 hours before the alert went out and 229 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1597 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
959 WWUS73 KDMX 140931 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 331 AM CST Fri Feb 14 2020 ...Strong Winds by This Afternoon in Northwest Iowa... IAZ004-005-015-141745- /O.NEW.KDMX.WI.Y.0003.200214T1800Z-200215T0100Z/ Emmet-Kossuth-Palo Alto- Including the cities of Estherville, Algona, and Emmetsburg 331 AM CST Fri Feb 14 2020 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CST THIS EVENING... * WHAT...South winds 25 to 30 mph with a few gusts up to 45 mph expected. * WHERE...Portions of northern Iowa. * WHEN...From noon today to 7 PM this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strong winds will also produce near surface blowing snow across roads and highways. Icy spots are likely to develop on these roadways by this afternoon producing hazardous travel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
4 follow-up statements
490 WWUS73 KDMX 141621 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 1021 AM CST Fri Feb 14 2020 ...Strong Winds by This Afternoon in Northwest Iowa... IAZ006-016-023-024-033-034-044-150030- /O.EXB.KDMX.WI.Y.0003.200214T1800Z-200215T0300Z/ Winnebago-Hancock-Pocahontas-Humboldt-Sac-Calhoun-Crawford- Including the cities of Forest City, Lake Mills, Garner, Britt, Kanawha, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, and Denison 1021 AM CST Fri Feb 14 2020 ...WIND ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING... * WHAT...South winds 25 to 30 mph with a few gusts up to 45 mph expected. * WHERE...Portions of Northern Iowa. * WHEN...Until 9 PM CST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...The strong winds will also produce near surface blowing snow across roads and highways. Icy spots are likely to develop on these roadways by this afternoon producing hazardous travel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ IAZ004-005-015-150030- /O.EXT.KDMX.WI.Y.0003.200214T1800Z-200215T0300Z/ Emmet-Kossuth-Palo Alto- Including the cities of Estherville, Algona, and Emmetsburg 1021 AM CST Fri Feb 14 2020 ...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM CST THIS EVENING... * WHAT...South winds 25 to 30 mph with a few gusts up to 45 mph expected. * WHERE...Portions of northern Iowa. * WHEN...Until 9 PM CST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...The strong winds will also produce near surface blowing snow across roads and highways. Icy spots are likely to develop on these roadways by this afternoon producing hazardous travel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines Hagenhoff
948 WWUS73 KDMX 142109 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 309 PM CST Fri Feb 14 2020 IAZ004>006-142215- /O.CAN.KDMX.WI.Y.0003.000000T0000Z-200215T0300Z/ Emmet-Kossuth-Winnebago- Including the cities of Estherville, Algona, Forest City, and Lake Mills 309 PM CST Fri Feb 14 2020 ...WIND ADVISORY IS CANCELLED... This has been replaced by a winter weather advisory for blowing snow. $$ IAZ015-016-023-024-033-034-044-150515- /O.EXT.KDMX.WI.Y.0003.000000T0000Z-200215T0600Z/ Palo Alto-Hancock-Pocahontas-Humboldt-Sac-Calhoun-Crawford- Including the cities of Emmetsburg, Garner, Britt, Kanawha, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, and Denison 309 PM CST Fri Feb 14 2020 ...WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...South winds 25 to 30 mph with a few gusts up to 45 mph expected. * WHERE...Portions of Northern Iowa. * WHEN...Until midnight CST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...The strong winds will also produce near surface blowing snow across roads and highways. Icy spots are likely to develop on these roadways by this afternoon producing hazardous travel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines Hagenhoff
470 WWUS73 KDMX 150303 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 903 PM CST Fri Feb 14 2020 IAZ015-016-023-024-033-034-044-150600- /O.CON.KDMX.WI.Y.0003.000000T0000Z-200215T0600Z/ Palo Alto-Hancock-Pocahontas-Humboldt-Sac-Calhoun-Crawford- Including the cities of Emmetsburg, Garner, Britt, Kanawha, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, and Denison 903 PM CST Fri Feb 14 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...South winds 25 to 30 mph with a few gusts up to 45 mph expected. * WHERE...Portions of Northern Iowa. * WHEN...Until midnight CST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
256 WWUS73 KDMX 150537 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 1137 PM CST Fri Feb 14 2020 IAZ015-016-023-024-033-034-044-150645- /O.EXP.KDMX.WI.Y.0003.000000T0000Z-200215T0600Z/ Palo Alto-Hancock-Pocahontas-Humboldt-Sac-Calhoun-Crawford- Including the cities of Emmetsburg, Garner, Britt, Kanawha, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, and Denison 1137 PM CST Fri Feb 14 2020 ...WIND ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT... Winds are very gradually diminishing and will continue to do so overnight therefore the wind advisory will be allowed to expire. Continue to use caution because even occasional wind gusts can cause brief period of difficulty with vehicle control. $$ For more information from the National Weather Service visit https://weather.gov/desmoines FAB
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 14, 3:03 PM CST | Winter Weather Advisory | DMX | Emmet, Kossuth, Winnebago | 9 hr |
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.