Alert archive / Iowa / Wind Advisories in 2021
Wind Advisory 4, NWS Quad Cities, IA
NWS Quad Cities, IA issued this wind advisory at Apr 10, 2021, 9:53 AM CDT for 7 counties in Illinois; Clark County, Scotland County, Missouri; 13 counties in Iowa. It took effect at Apr 10, 2021, 12:00 PM CDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Apr 10, 2021, 9:53 AM CDT (14:53 UTC)
- In effect from
- Apr 10, 2021, 12:00 PM CDT
- Expired
- Apr 10, 2021, 11:25 PM CDT
- In force
- 11 hr
- Issued by
- NWS Quad Cities, IA
All 22 counties
Cedar County, IA, Des Moines County, IA, Henry County, IA, Iowa County, IA, Jefferson County, IA, Johnson County, IA, Keokuk County, IA, Lee County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Hancock County, IL, Henderson County, IL, Henry County, IL, McDonough County, IL, Mercer County, IL, Rock Island County, IL, Warren County, IL, Clark County, MO, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 83 km from the middle of the area, began a volume at 14:56 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
Davenport, (KDVN), launched 12:00Z, 2.9 hours before the alert went out and 89 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
- 1026 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -35 m²/s²
- 0-3 km storm-relative helicity
- -60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
586 WWUS73 KDVN 101453 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 953 AM CDT Sat Apr 10 2021 IAZ063>065-067-068-076>078-087>089-098-099-ILZ015-016-024>026-034- 035-MOZ009-010-102300- /O.NEW.KDVN.WI.Y.0004.210410T1700Z-210411T0500Z/ Iowa-Johnson-Cedar-Muscatine-Scott-Keokuk-Washington-Louisa- Jefferson-Henry IA-Des Moines-Van Buren-Lee-Rock Island-Henry IL- Mercer-Henderson-Warren-Hancock-McDonough-Scotland-Clark- Including the cities of Marengo, Iowa City, Tipton, Muscatine, Davenport, Bettendorf, Sigourney, Washington, Wapello, Fairfield, Mount Pleasant, Burlington, Keosauqua, Fort Madison, Moline, Rock Island, Geneseo, Aledo, Oquawka, Monmouth, Carthage, Macomb, Memphis, and Kahoka 953 AM CDT Sat Apr 10 2021 ...WIND ADVISORY IN EFFECT FROM NOON CDT TODAY UNTIL MIDNIGHT CDT TONIGHT... * WHAT...North winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Portions of northeast Missouri, east central and southeast Iowa and northwest and west central Illinois. * WHEN...From Noon CDT today until midnight CDT tonight. * 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. && $$ www.weather.gov/dvn
3 follow-up statements
412 WWUS73 KDVN 101938 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 238 PM CDT Sat Apr 10 2021 IAZ063>065-067-068-076>078-087>089-098-099-ILZ015-016-024>026-034- 035-MOZ009-010-110345- /O.CON.KDVN.WI.Y.0004.000000T0000Z-210411T0500Z/ Iowa-Johnson-Cedar-Muscatine-Scott-Keokuk-Washington-Louisa- Jefferson-Henry IA-Des Moines-Van Buren-Lee-Rock Island-Henry IL- Mercer-Henderson-Warren-Hancock-McDonough-Scotland-Clark- Including the cities of Marengo, Iowa City, Tipton, Muscatine, Davenport, Bettendorf, Sigourney, Washington, Wapello, Fairfield, Mount Pleasant, Burlington, Keosauqua, Fort Madison, Moline, Rock Island, Geneseo, Aledo, Oquawka, Monmouth, Carthage, Macomb, Memphis, and Kahoka 238 PM CDT Sat Apr 10 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... * WHAT...North winds 15 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of northeast Missouri, east central and southeast Iowa and northwest and west central Illinois. * WHEN...Until midnight CDT tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ www.weather.gov/dvn
046 WWUS73 KDVN 110148 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 848 PM CDT Sat Apr 10 2021 IAZ063>065-067-068-076>078-ILZ015-016-024-026-035-110300- /O.CAN.KDVN.WI.Y.0004.000000T0000Z-210411T0500Z/ Iowa-Johnson-Cedar-Muscatine-Scott-Keokuk-Washington-Louisa- Rock Island-Henry IL-Mercer-Warren-McDonough- Including the cities of Marengo, Iowa City, Tipton, Muscatine, Davenport, Bettendorf, Sigourney, Washington, Wapello, Moline, Rock Island, Geneseo, Aledo, Monmouth, and Macomb 848 PM CDT Sat Apr 10 2021 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Quad Cities has cancelled the Wind Advisory. Gusty north to northwest winds from 15 to 25 mph will continue through the rest of this evening, but gusts over 40 mph are no longer expected. $$ IAZ087>089-098-099-ILZ025-034-MOZ009-010-110500- /O.CON.KDVN.WI.Y.0004.000000T0000Z-210411T0500Z/ Jefferson-Henry IA-Des Moines-Van Buren-Lee-Henderson-Hancock- Scotland-Clark- Including the cities of Fairfield, Mount Pleasant, Burlington, Keosauqua, Fort Madison, Oquawka, Carthage, Memphis, and Kahoka 848 PM CDT Sat Apr 10 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... * WHAT...North winds 15 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of northeast Missouri, east central and southeast Iowa and northwest and west central Illinois. * WHEN...Until midnight CDT tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ DLS
146 WWUS73 KDVN 110425 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 1125 PM CDT Sat Apr 10 2021 IAZ087>089-098-099-ILZ025-034-MOZ009-010-110530- /O.CAN.KDVN.WI.Y.0004.000000T0000Z-210411T0500Z/ Jefferson-Henry IA-Des Moines-Van Buren-Lee-Henderson-Hancock- Scotland-Clark- Including the cities of Fairfield, Mount Pleasant, Burlington, Keosauqua, Fort Madison, Oquawka, Carthage, Memphis, and Kahoka 1125 PM CDT Sat Apr 10 2021 ...WIND ADVISORY IS CANCELLED... Winds are no longer expected to exceed 35 mph tonight. $$ www.weather.gov/dvn
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 10:27 AM CDT | River Flood Warning | DVN | Hancock, McDonough | 4 days |
Nearby
Wind Advisories in Iowa, 2021Wind Advisories in Illinois, 2021Wind Advisories in Missouri, 2021Every wind advisory in 2021
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.