Alert archive / Iowa / Winter Storm Watches in 2007
Winter Storm Watch 9, NWS Quad Cities, IA
NWS Quad Cities, IA issued this winter storm watch at Dec 20, 2007, 2:49 PM CST for 21 counties in Iowa; 11 counties in Illinois; Clark County, Scotland County, Missouri. It took effect at Dec 22, 2007, 3:00 PM CST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 20, 2007, 2:49 PM CST (20:49 UTC)
- In effect from
- Dec 22, 2007, 3:00 PM CST
- Expired
- Dec 22, 2007, 10:38 AM CST
- In force
- Issued by
- NWS Quad Cities, IA
All 34 counties
Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Des Moines 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, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Carroll County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jo Daviess County, IL, McDonough County, IL, Mercer County, IL, Rock Island County, IL, Stephenson County, IL, Warren County, IL, Whiteside County, IL, Clark County, MO, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 48 km from the middle of the area, began a volume at 20:50 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 winter storm watch 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 winter storm watch went out at Dec 20, 10:30 AM CST, 4 hours 19 minutes earlier.
Area forecast discussion, Dec 20, 10:30 AM CST, 4 hours 19 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 459 AM CST THU DEC 20 2007 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-211100- 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- 459 AM CST THU DEC 20 2007 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 FOG...DRIZZLE AND LIGHT RAIN WILL ACCOMPANY WARM...MOIST AIR AS IT PUSHES INTO THE REGION. WIDESPREAD DENSE FOG WILL BE POSSIBLE... ESPECIALLY ALONG AND NORTH OF INTERSTATE 80 WHERE DEEPER SNOW COVER EXISTS. ALSO...PATCHY LIGHT FREEZING RAIN OR FREEZING DRIZZLE WILL BE POSSIBLE ALONG AND NORTH OF HIGHWAY 30 INTO EARLY THIS EVENING. ANY ICE ACCUMULATION IS EXPECTED TO BE MINOR...BUT COULD BE ENOUGH TO CAUSE SOME SLICK SPOTS MAINLY ON BRIDGE AND OVERPASSES AND OTHER ELEVATED SURFACES OVER PORTIONS OF NORTHEAST IOWA AND NORTHWEST ILLINOIS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY A WINTER STORM IS EXPECTED TO IMPACT THE AREA SATURDAY INTO SATURDAY NIGHT WITH THE POTENTIAL FOR SIGNIFICANT SNOW AND BLOWING SNOW. RAIN WILL DEVELOP FRIDAY NIGHT...THEN CHANGE TO SNOW FROM WEST TO EAST ON SATURDAY. WIDESPREAD LIGHT SNOW ACCUMULATIONS ARE LIKELY ACROSS THE OUTLOOK AREA...WITH THE POTENTIAL FOR A SMALLER AREA OF MODERATE TO HEAVY ACCUMULATIONS. AS THE SNOW DIMINISHES TO FLURRIES EARLY SUNDAY...WINDS WILL INCREASE TO 20 TO 30 MPH FROM THE NORTHWEST CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW. THERE IS STILL A CONSIDERABLE AMOUNT OF UNCERTAINTY IN THE TIMING AND EVOLUTION OF THIS STORM SYSTEM. MORE DETAILED INFORMATION... INCLUDING SNOW AMOUNTS AND AREAS OF GREATEST RISK...WILL BE AVAILABLE IN LATER OUTLOOKS. AN ACTIVE PATTERN CONTINUES...WITH THE POTENTIAL FOR ANOTHER WINTER STORM AROUND WEDNESDAY OR THURSDAY OF NEXT WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT. 05/DLS
In the hours before
Special weather statement, Dec 20, 9:13 AM CST, 5 hours 36 minutes before
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</html>The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 10:20 AM CST | Dense Fog Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 55 hr |
Nearby
Winter Storm Watches in Iowa, 2007Winter Storm Watches in Illinois, 2007Winter Storm Watches in Missouri, 2007Every winter storm watch in 2007
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.