Alert archive / Iowa / Wind Advisories in 2020
Wind Advisory 9, NWS Des Moines, IA
NWS Des Moines, IA issued this wind advisory at May 5, 2020, 9:26 AM CDT for 8 counties in Iowa. It took effect at May 5, 2020, 12:00 PM CDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- May 5, 2020, 9:26 AM CDT (14:26 UTC)
- In effect from
- May 5, 2020, 12:00 PM CDT
- Expired
- May 5, 2020, 6:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
Counties Adair County, IA, Adams County, IA, Audubon County, IA, Cass County, IA, Decatur County, IA, Ringgold County, IA, Taylor County, IA, Union County, IA
The radar
The Des Moines radar (KDMX), 97 km from the middle of the area, began a volume at 14:30 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 12:00Z, 2.4 hours before the alert went out and 159 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
- 1586 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
679 WWUS73 KDMX 051426 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 926 AM CDT Tue May 5 2020 IAZ057-070-071-081-082-092>094-052230- /O.NEW.KDMX.WI.Y.0009.200505T1700Z-200505T2300Z/ Audubon-Cass-Adair-Adams-Union-Taylor-Ringgold-Decatur- Including the cities of Audubon, Exira, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Corning, Creston, Bedford, Lenox, New Market, Mount Ayr, Lamoni, and Leon 926 AM CDT Tue May 5 2020 ...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts up to 45 mph expected. * WHERE...Portions of west central and southwest Iowa. * WHEN...Until 6 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ FAB For more information from the National Weather Service visit https://weather.gov/desmoines
3 follow-up statements
018 WWUS73 KDMX 051602 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 1102 AM CDT Tue May 5 2020 IAZ057-070-071-081-082-092>094-052300- /O.CON.KDMX.WI.Y.0009.200505T1700Z-200505T2300Z/ Audubon-Cass-Adair-Adams-Union-Taylor-Ringgold-Decatur- Including the cities of Audubon, Exira, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Corning, Creston, Bedford, Lenox, New Market, Mount Ayr, Lamoni, and Leon 1102 AM CDT Tue May 5 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts up to 45 mph expected. * WHERE...Portions of west central and southwest Iowa. * WHEN...Until 6 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines Ansorge
775 WWUS73 KDMX 051941 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 241 PM CDT Tue May 5 2020 IAZ057-070-071-081-082-092>094-052300- /O.CON.KDMX.WI.Y.0009.000000T0000Z-200505T2300Z/ Audubon-Cass-Adair-Adams-Union-Taylor-Ringgold-Decatur- Including the cities of Audubon, Exira, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Corning, Creston, Bedford, Lenox, New Market, Mount Ayr, Lamoni, and Leon 241 PM CDT Tue May 5 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts up to around 45 mph expected. * WHERE...Portions of west central and southwest Iowa. * WHEN...Until 6 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines Ansorge
424 WWUS73 KDMX 052307 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 607 PM CDT Tue May 5 2020 IAZ057-070-071-081-082-092>094-060015- /O.EXP.KDMX.WI.Y.0009.000000T0000Z-200505T2300Z/ Audubon-Cass-Adair-Adams-Union-Taylor-Ringgold-Decatur- Including the cities of Audubon, Exira, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Corning, Creston, Bedford, Lenox, New Market, Mount Ayr, Lamoni, and Leon 607 PM CDT Tue May 5 2020 ...WIND ADVISORY HAS EXPIRED... Wind speeds and gusts across southwest Iowa have fallen below advisory criteria over the last couple of hours and will continue to ease through the evening. As a result, the wind advisory was allowed to expire. $$ For more information from the National Weather Service visit https://weather.gov/desmoines
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.