Alert archive / Iowa / Winter Storm Watches in 2013
Winter Storm Watch 2, NWS Quad Cities, IA
NWS Quad Cities, IA issued this winter storm watch at Jan 29, 2013, 3:39 AM CST for 19 counties in Iowa; 6 counties in Illinois; Scotland County, Missouri. It took effect at Jan 29, 2013, 9:00 PM CST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 29, 2013, 3:39 AM CST (09:39 UTC)
- In effect from
- Jan 29, 2013, 9:00 PM CST
- Expired
- Jan 29, 2013, 3:18 PM CST
- In force
- Issued by
- NWS Quad Cities, IA
All 26 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, Van Buren County, IA, Washington County, IA, Carroll County, IL, Jo Daviess County, IL, Mercer County, IL, Rock Island County, IL, Stephenson County, IL, Whiteside County, IL, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 50 km from the middle of the area, began a volume at 09:42 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, 9.7 hours before the alert went out and 56 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
- 483 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 263 m²/s²
- 0-3 km storm-relative helicity
- 328 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jan 28, 11:42 PM CST, 3 hours 57 minutes earlier.
Area forecast discussion, Jan 28, 11:42 PM CST, 3 hours 57 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 243 PM CST MON JAN 28 2013 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-292045- 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- 243 PM CST MON JAN 28 2013 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...THIS AFTERNOON AND TONIGHT A DENSE FOG ADVISORY IS IN EFFECT FOR PORTIONS OF EASTERN IA...WESTERN IL AND EXTREME NORTHEAST MO INTO EARLY THIS EVENING. VISIBILITIES WILL BE OCCASIONALLY REDUCED TO 1/4 MILE OR LESS. A WARM FRONT WILL LIFT NORTHWARD TONIGHT AND WILL SPREAD RAIN AND EMBEDDED THUNDERSTORMS ACROSS THE OUTLOOK AREA. SOME OF THE STRONGER STORMS MAY PRODUCE SMALL HAIL AND LOCALLY HEAVY RAINFALL. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A STRONG COLD FRONT PUSHING INTO AN UNSEASONABLY WARM AND MOIST AIR MASS WILL TRIGGER WIDESPREAD SHOWERS AND THUNDERSTORMS ON TUESDAY. SOME OF THE STRONGER STORMS MAY PRODUCE HAIL UP TO QUARTER SIZE ALONG WITH SEVERAL INCHES OF RAINFALL...WHICH MAY CAUSE LOCALIZED FLASH FLOODING. LATE TUESDAY NIGHT AND WEDNESDAY...A STRENGTHENING STORM SYSTEM COMBINED WITH MUCH COLDER AIR MAY PRODUCE SIGNIFICANT SNOW ACCUMULATIONS ACROSS THE OUTLOOK AREA. STRONG WINDS OF 30 TO 40 MPH MAY ALSO ACCOMPANY THE SNOWFALL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED THIS AFTERNOON OR TONIGHT. HAASE/SHEETS
In the hours before
Local storm report, Jan 28, 10:13 PM CST, 5 hours 26 minutes before
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</html>Local storm report, Jan 28, 10:27 PM CST, 5 hours 12 minutes before
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</html>Special weather statement, Jan 28, 10:49 PM CST, 4 hours 50 minutes before
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</html>Local storm report, Jan 28, 11:00 PM CST, 4 hours 39 minutes before
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</html>Local storm report, Jan 28, 11:35 PM CST, 4 hours 4 minutes before
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</html>Local storm report, Jan 28, 11:36 PM CST, 4 hours 3 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 |
|---|---|---|---|---|
| Jan 28, 9:44 PM CST | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Linn | 46 min |
| Jan 28, 10:49 PM CST | Special Weather Statement | DVN | Buchanan, Delaware | 56 min |
| Jan 29, 3:46 AM CST | Flood Watch | DVN | Des Moines, Lee | 14 hr |
| Jan 29, 9:55 AM CST | River Flood Warning | DVN | Delaware, Jones | 39 hr |
| Jan 29, 3:18 PM CST | Winter Storm Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more | 27 hr |
| Jan 29, 3:18 PM CST | Winter Weather Advisory | DVN | Des Moines, Henry, Lee, Louisa, Muscatine, Scott and 1 more | 27 hr |
| Jan 28, 8:46 PM CST | Special Weather Statement | DVN | Putnam | 29 min |
Nearby
Winter Storm Watches in Iowa, 2013Winter Storm Watches in Illinois, 2013Winter Storm Watches in Missouri, 2013Every winter storm watch in 2013
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.