Alert archive / Iowa / Wind Advisories in 2011
Wind Advisory 4, NWS Quad Cities, IA
NWS Quad Cities, IA issued this wind advisory at May 25, 2011, 2:31 PM CDT for 18 counties in Iowa; Jo Daviess County, Rock Island County, Illinois. It took effect at May 25, 2011, 9:00 PM CDT. It was in force for 26 min.
The area
The counties it named.
The facts
- Issued
- May 25, 2011, 2:31 PM CDT (19:31 UTC)
- In effect from
- May 25, 2011, 9:00 PM CDT
- Expired
- May 25, 2011, 9:26 PM CDT
- In force
- 26 min
- Issued by
- NWS Quad Cities, IA
Counties Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jefferson 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, Jo Daviess County, IL, Rock Island County, IL
The radar
The Quad Cities radar (KDVN), 63 km from the middle of the area, began a volume at 19:34 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
Lincoln, IL (KILX), launched 12:00Z, 7.5 hours before the alert went out and 291 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
- 1832 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 561 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 253 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 10.1
The text
As transmitted, in the capitals the NWS used until 2016.
047 WWUS73 KDVN 251931 NPWDVN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 231 PM CDT WED MAY 25 2011 ...STRONG GUSTY NORTHERLY WINDS EXPECTED ACROSS THE AREA TONIGHT... .STRONG GRADIENT WINDS WILL DEVELOP TONIGHT NORTH OF A VIGOROUS LOW PRESSURE SYSTEM MOVING ACROSS MISSOURI. THE WINDS WILL INCREASE FROM WEST TO EAST AS THE EVENING PROGRESSES WITH SUSTAINED SPEEDS OF 25 TO 35 MPH AND GUSTS UP TO 45 MPH. IAZ040>042-051>054-063>068-076>078-087-088-ILZ001-015-260545- /O.NEW.KDVN.WI.Y.0004.110526T0200Z-110526T1200Z/ BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON- CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON- HENRY IA-JO DAVIESS-ROCK ISLAND- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE... VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO... IOWA CITY...TIPTON...CLINTON...MUSCATINE...BETTENDORF... DAVENPORT...SIGOURNEY...WASHINGTON...WAPELLO...FAIRFIELD... MOUNT PLEASANT...GALENA...MOLINE...ROCK ISLAND 231 PM CDT WED MAY 25 2011 ...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 7 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 7 AM CDT THURSDAY. * TIMING...WINDS WILL INCREASE AND BECOME GUSTY BY MID EVENING AND CONTINUE INTO THE OVERNIGHT. * WINDS...NORTH TO NORTHEAST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED ACROSS THE AREA. * IMPACTS...THE WINDS ARE EXPECTED TO BE THE STRONGEST THROUGHOUT THE MID TO LATE EVENING HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION IF YOU ARE TRAVELING. && $$ 12
1 follow-up statement
082 WWUS73 KDVN 260226 NPWDVN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 926 PM CDT WED MAY 25 2011 ...WIND ADVISORY IS CANCELLED... .WINDS WILL REMAIN BELOW WIND ADVISORY LEVELS THROUGHOUT TONIGHT. HENCE...THE WIND ADVISORY IS CANCELLED. NORTH TO NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS OVER 30 MPH CAN BE EXPECTED INTO THURSDAY MORNING. IAZ040>042-051>054-063>068-076>078-087-088-ILZ001-015-260330- /O.CAN.KDVN.WI.Y.0004.000000T0000Z-110526T1200Z/ BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON- CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON- HENRY IA-JO DAVIESS-ROCK ISLAND- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE... VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO... IOWA CITY...TIPTON...CLINTON...MUSCATINE...BETTENDORF... DAVENPORT...SIGOURNEY...WASHINGTON...WAPELLO...FAIRFIELD... MOUNT PLEASANT...GALENA...MOLINE...ROCK ISLAND 926 PM CDT WED MAY 25 2011 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS CANCELLED THE WIND ADVISORY. WINDS WILL REMAIN BELOW WIND ADVISORY LEVELS THROUGHOUT TONIGHT. HENCE...THE WIND ADVISORY IS CANCELLED. NORTH TO NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS OVER 30 MPH CAN BE EXPECTED INTO THURSDAY MORNING. $$ NICHOLS
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 2:20 AM CDT | Special Weather Statement | DVN | Lee, Van Buren | 70 min |
| May 25, 2:38 AM CDT | Flash Flood Watch | DVN | Des Moines, Henry, Jefferson, Keokuk, Lee, Louisa and 2 more | 20 hr |
| May 25, 3:46 AM CDT | Special Weather Statement | DVN | Des Moines, Iowa, Johnson, Keokuk, Louisa, Muscatine and 1 more | 59 min |
| May 25, 6:37 AM CDT | River Flood Warning | DVN | Iowa, Johnson | 7 days |
| May 25, 6:37 AM CDT | River Flood Warning | DVN | Lee | 52 hr |
| May 25, 9:27 AM CDT | River Flood Warning | DVN | Clinton, Scott | 12 hr |
| May 25, 9:27 AM CDT | River Flood Warning | DVN | Keokuk | 12 hr |
| May 25, 9:27 AM CDT | River Flood Warning | DVN | Des Moines, Henry, Lee | 6 days |
| May 25, 11:46 AM CDT | River Flood Warning | DVN | Des Moines | 13 days |
| May 25, 11:46 AM CDT | River Flood Warning | DVN | Des Moines, Lee | 14 days |
| May 25, 11:46 AM CDT | River Flood Warning | DVN | Johnson, Washington | 34 hr |
| May 25, 3:41 PM CDT | River Flood Warning | DVN | Lee, Van Buren | 20 hr |
| May 25, 4:08 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 52 min |
| May 25, 4:35 PM CDT | Tornado Warning | DVN | Des Moines, Henry, Lee | 40 min |
| May 25, 4:55 PM CDT | Flash Flood Warning | DVN | Des Moines, Henry, Jefferson, Lee, Van Buren | 5 hr |
| May 25, 5:05 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 40 min |
| May 25, 5:11 PM CDT | Tornado Warning | DVN | Des Moines, Louisa | 23 min |
| May 25, 5:34 PM CDT | Flash Flood Warning | DVN | Des Moines, Louisa | 4 hr |
| May 25, 5:34 AM CDT | Special Weather Statement | DVN | Bureau, Putnam | 56 min |
| May 25, 7:08 AM CDT | Special Weather Statement | DVN | Bureau, Putnam | 52 min |
| May 25, 9:27 AM CDT | River Flood Warning | DVN | Hancock, McDonough | 5 days |
| May 25, 11:46 AM CDT | River Flood Warning | DVN | Hancock | 13 days |
| May 25, 5:30 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Henry, Mercer, Warren | 45 min |
| May 25, 6:31 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Putnam | 44 min |
Nearby
Wind Advisories in Iowa, 2011Wind Advisories in Illinois, 2011Every wind advisory in 2011
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.