Alert archive / Iowa / Wind Advisories in 2021
Wind Advisory 5, NWS Quad Cities, IA
NWS Quad Cities, IA issued this wind advisory at May 1, 2021, 3:26 AM CDT for 16 counties in Iowa; 9 counties in Illinois. It took effect at May 1, 2021, 12:00 PM CDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- May 1, 2021, 3:26 AM CDT (08:26 UTC)
- In effect from
- May 1, 2021, 12:00 PM CDT
- Expired
- May 1, 2021, 7:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Quad Cities, IA
All 25 counties
Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Dubuque County, IA, Iowa County, IA, Jackson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Washington County, IA, Bureau County, IL, Carroll County, IL, Henry County, IL, Jo Daviess County, IL, Mercer County, IL, Putnam County, IL, Rock Island County, IL, Stephenson County, IL, Whiteside County, IL
The radar
The Quad Cities radar (KDVN), 32 km from the middle of the area, began a volume at 08:27 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 00:00Z, 8.4 hours before the alert went out and 37 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
- 2885 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
579 WWUS73 KDVN 010826 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 326 AM CDT Sat May 1 2021 ILZ002-011630- /O.NEW.KDVN.WI.Y.0005.210501T1700Z-210502T0000Z/ Stephenson- Including the city of Freeport 326 AM CDT Sat May 1 2021 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING... * WHAT...Southwest winds 20 to 25 mph with gusts up to 45 mph expected. * WHERE...Stephenson County. * WHEN...From noon today to 7 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. * ADDITIONAL DETAILS...Along with strong winds, low relative humidities will lead to a localized elevated fire danger. Boaters should also be prepared for strong winds while out on the water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ www.weather.gov/dvn
4 follow-up statements
575 WWUS73 KDVN 011517 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 1017 AM CDT Sat May 1 2021 ILZ002-012330- /O.CON.KDVN.WI.Y.0005.210501T1700Z-210502T0000Z/ Stephenson- Including the city of Freeport 1017 AM CDT Sat May 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Stephenson County. * WHEN...From noon today to 7 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Along with strong winds, low relative humidities will lead to a localized elevated fire danger. Boaters should also be prepared for strong winds while out on the water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ www.weather.gov/dvn
437 WWUS73 KDVN 011708 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 1208 PM CDT Sat May 1 2021 IAZ040>042-051>054-063>068-076>078-ILZ001-007-009-015>018-024- 020000- /O.EXA.KDVN.WI.Y.0005.000000T0000Z-210502T0000Z/ Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson- Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jo Daviess- Carroll-Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer- Including the cities of Independence, Manchester, Dubuque, Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, Tipton, Clinton, Muscatine, Davenport, Bettendorf, Sigourney, Washington, Wapello, Galena, Mount Carroll, Sterling, Moline, Rock Island, Geneseo, Princeton, Hennepin, and Aledo 1208 PM CDT Sat May 1 2021 ...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Portions of east central, northeast and southeast Iowa and north central and northwest Illinois. * WHEN...From noon today to 7 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. * ADDITIONAL DETAILS...Along with strong winds, low relative humidities will lead to a localized elevated fire danger. Boaters should also be prepared for strong winds while out on the water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ ILZ002-020000- /O.CON.KDVN.WI.Y.0005.000000T0000Z-210502T0000Z/ Stephenson- Including the city of Freeport 1208 PM CDT Sat May 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Stephenson County. * WHEN...From noon today to 7 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Along with strong winds, low relative humidities will lead to a localized elevated fire danger. Boaters should also be prepared for strong winds while out on the water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ 12 www.weather.gov/dvn
905 WWUS73 KDVN 012017 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 317 PM CDT Sat May 1 2021 IAZ040>042-051>054-063>068-076>078-ILZ001-002-007-009-015>018-024- 020000- /O.CON.KDVN.WI.Y.0005.000000T0000Z-210502T0000Z/ Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson- Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jo Daviess- Stephenson-Carroll-Whiteside-Rock Island-Henry IL-Bureau-Putnam- Mercer- Including the cities of Independence, Manchester, Dubuque, Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, Tipton, Clinton, Muscatine, Davenport, Bettendorf, Sigourney, Washington, Wapello, Galena, Freeport, Mount Carroll, Sterling, Moline, Rock Island, Geneseo, Princeton, Hennepin, and Aledo 317 PM CDT Sat May 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of east central, northeast and southeast Iowa and north central and northwest Illinois. * WHEN...Now through 7 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. * ADDITIONAL DETAILS...Along with strong winds, low relative humidities will lead to a localized elevated fire danger. Boaters should also be prepared for strong winds while out on the water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ 12 www.weather.gov/dvn
306 WWUS73 KDVN 020003 NPWDVN URGENT - WEATHER MESSAGE National Weather Service Quad Cities IA IL 703 PM CDT Sat May 1 2021 IAZ040>042-051>054-063>068-076>078-ILZ001-002-007-009-015>018-024- 020115- /O.EXP.KDVN.WI.Y.0005.000000T0000Z-210502T0000Z/ Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson- Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jo Daviess- Stephenson-Carroll-Whiteside-Rock Island-Henry IL-Bureau-Putnam- Mercer- Including the cities of Independence, Manchester, Dubuque, Vinton, Cedar Rapids, Anamosa, Maquoketa, Marengo, Iowa City, Tipton, Clinton, Muscatine, Davenport, Bettendorf, Sigourney, Washington, Wapello, Galena, Freeport, Mount Carroll, Sterling, Moline, Rock Island, Geneseo, Princeton, Hennepin, and Aledo 703 PM CDT Sat May 1 2021 ...WIND ADVISORY HAS EXPIRED... Winds will continue to decrease this evening, thus the wind advisory has been allowed to expire. $$ www.weather.gov/dvn wolf
Nearby
Wind Advisories in Iowa, 2021Wind Advisories in Illinois, 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.