Alert archive / Iowa / Heat Advisories in 2011
Heat Advisory 7, NWS Quad Cities, IA
NWS Quad Cities, IA issued this heat advisory at Jul 27, 2011, 3:44 AM CDT for 17 counties in Iowa; 10 counties in Illinois; Clark County, Scotland County, Missouri. It took effect at Jul 27, 2011, 12:00 PM CDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Jul 27, 2011, 3:44 AM CDT (08:44 UTC)
- In effect from
- Jul 27, 2011, 12:00 PM CDT
- Expired
- Jul 27, 2011, 10:00 PM CDT
- In force
- 10 hr
- Issued by
- NWS Quad Cities, IA
All 29 counties
Benton County, IA, Cedar County, IA, Clinton County, IA, Des Moines County, IA, Henry County, IA, Iowa County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Bureau County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, McDonough County, IL, Mercer County, IL, Putnam County, IL, Rock Island County, IL, Warren County, IL, Whiteside County, IL, Clark County, MO, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 60 km from the middle of the area, began a volume at 08:46 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.
What forecasters said that day
The local office's own words before this heat advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Quad Cities, IA wrote its last area forecast discussion before this heat advisory went out at Jul 27, 3:34 AM CDT, 10 minutes earlier.
Area forecast discussion, Jul 27, 3:34 AM CDT, 10 minutes before
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</html>Hazardous weather outlook, Jul 26, 4:37 AM CDT, 23 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 437 AM CDT TUE JUL 26 2011 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-270945- BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON- CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON- HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL- WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON- WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- 437 AM CDT TUE JUL 26 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST MISSOURI. .DAY ONE...TODAY AND TONIGHT ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON. SOME STORMS COULD BE SEVERE WITH HAIL UP TO THE SIZE OF PING PONG BALLS AND WIND GUSTS OVER 60 MPH. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY WEDNESDAY...THERE IS A SLIGHT RISK FOR SEVERE STORMS MAINLY NORTH OF INTERSTATE 80. THE MAIN SEVERE WEATHER THREAT WILL BE DAMAGING WINDS OVER 60 MPH FROM THUNDERSTORMS IN THE AFTERNOON THROUGH EVENING HOURS. A FEW STORMS MAY ALSO BE CAPABLE OF PRODUCING HAIL UP TO 1 INCH IN DIAMETER. THE THREAT OF SEVERE THUNDERSTORMS WITH DAMAGING WIND WILL CONTINUE...AND EXPAND OVER MOST OF THE OUTLOOK AREA FROM WEDNESDAY NIGHT THROUGH THURSDAY AS A SLOW MOVING FRONT LINGERS OVER THE REGION. HEAVY RAIN WILL BE POSSIBLE WITH THUNDERSTORMS FROM WEDNESDAY THROUGH THURSDAY NIGHT. THIS MAY RESULT IN FLASH FLOODING IN AREAS AFFECTED BY RECENT HEAVY RAINFALL. THIS RISK WILL INITIALLY BE GREATEST NORTH OF INTERSTATE 80. VERY WARM AND HUMID CONDITIONS ARE EXPECTED WEDNESDAY AND THURSDAY. HEAT INDEX VALUES MAY REACH OVER 100 DEGREES IN THE AFTERNOON AND EVENING HOURS...AND HEAT ADVISORIES MAY BE NEEDED. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION IS UNLIKELY TODAY AND TONIGHT. NICHOLS/SHEETS
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 3:42 PM CDT | Flash Flood Watch | DVN | Benton, Buchanan, Clinton, Delaware, Dubuque, Jackson and 2 more | 31 hr |
| Jul 27, 6:48 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 57 min |
Nearby
Heat Advisories in Iowa, 2011Heat Advisories in Illinois, 2011Heat Advisories in Missouri, 2011Every heat 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; radar from the NEXRAD Level II archive.