Alert archive / Iowa / Winter Storm Watches in 2011
Winter Storm Watch 3, NWS Des Moines, IA
NWS Des Moines, IA issued this winter storm watch at Jan 30, 2011, 4:01 AM CST for 34 counties in Iowa. It took effect at Feb 1, 2011, 12:00 PM CST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 30, 2011, 4:01 AM CST (10:01 UTC)
- In effect from
- Feb 1, 2011, 12:00 PM CST
- Expired
- Jan 31, 2011, 4:20 PM CST
- In force
- Issued by
- NWS Des Moines, IA
All 34 counties
Adair County, IA, Adams County, IA, Appanoose County, IA, Audubon County, IA, Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Cass County, IA, Clarke County, IA, Dallas County, IA, Davis County, IA, Decatur County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hardin County, IA, Jasper County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Polk County, IA, Poweshiek County, IA, Ringgold County, IA, Story County, IA, Tama County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA
The radar
The Des Moines radar (KDMX), 30 km from the middle of the area, began a volume at 09:59 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 Des Moines, IA wrote its last area forecast discussion before this winter storm watch went out at Jan 30, 3:48 AM CST, 13 minutes earlier.
Area forecast discussion, Jan 30, 3:48 AM CST, 13 minutes before
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</html>Hazardous weather outlook, Jan 29, 3:54 PM CST, 12 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IA 354 PM CST SAT JAN 29 2011 IAZ004>007-015>017-023>025-302200- EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT- 354 PM CST SAT JAN 29 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY A PROLONGED INTERMITTENT SNOW EVENT WILL BEGIN SUNDAY NIGHT ACROSS NORTHERN IOWA AND SPREAD GRADUALLY SOUTH THROUGH MUCH OF CENTRAL IOWA ON MONDAY. VARIED INTENSITIES OF SNOWFALL ARE EXPECTED DURING THIS TIME ENDING BY WEDNESDAY MORNING. A WINTER STORM WATCH IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR FURTHER DETAILS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED BUT SNOWFALL AMOUNTS LATE SUNDAY NIGHT AND MONDAY WOULD BE APPRECIATED. IAZ026>028-033>039-044>050-057>062-070>075-081>086-092>097-302200- FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-WEBSTER-HAMILTON-HARDIN-GRUNDY- BLACK HAWK-CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON- GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-WARREN- MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR- RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS- 354 PM CST SAT JAN 29 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY A PROLONGED INTERMITTENT SNOW EVENT WILL BEGIN SUNDAY NIGHT ACROSS NORTHERN IOWA AND SPREAD GRADUALLY SOUTH THROUGH MUCH OF CENTRAL IOWA ON MONDAY. VARIED INTENSITIES OF SNOWFALL ARE EXPECTED DURING THIS TIME ENDING BY WEDNESDAY MORNING. AT LEAST MODERATE ACCUMULATIONS WILL OCCUR IN MANY AREAS WITH THE MOST SNOW TOWARD THE IOWA MISSOURI BORDER. UNCERTAINTIES WITH THIS STORM TRACK STILL EXIST HOWEVER. ONE OF THE LESS LIKELY SCENARIOS RESULTS IN HEAVY SNOW NEARLY REGION WIDE WITH SIGNIFICANT BLOWING AND DRIFTING...ESPECIALLY TUESDAY AFTERNOON INTO WEDNESDAY MORNING. PEOPLE WITH TRAVEL PLANS EARLY NEXT WEEK SHOULD CONTINUE TO MONITOR THE LATEST FORECASTS AS CONFIDENCE IN THE STORM TRACK AND EVENT DETAILS INCREASE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. REV
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 30, 4:01 AM CST | Winter Weather Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 68 hr |
Nearby
Winter Storm Watches in Iowa, 2011Every winter storm watch 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.