Alert archive / Nebraska / Wind Chill Advisories in 2007
Wind Chill Advisory 2, NWS Omaha, NE
NWS Omaha, NE issued this wind chill advisory at Jan 29, 2007, 7:52 PM CST for 20 counties in Nebraska; 6 counties in Iowa. It took effect at Jan 30, 2007, 3:44 AM CST. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Jan 29, 2007, 7:52 PM CST (01:52 UTC)
- In effect from
- Jan 30, 2007, 3:44 AM CST
- Expired
- Jan 30, 2007, 9:00 AM CST
- In force
- 5 hr
- Issued by
- NWS Omaha, NE
All 26 counties
Harrison County, IA, Mills County, IA, Monona County, IA, Montgomery County, IA, Pottawattamie County, IA, Shelby County, IA, Antelope County, NE, Boone County, NE, Burt County, NE, Butler County, NE, Cass County, NE, Cedar County, NE, Colfax County, NE, Cuming County, NE, Dodge County, NE, Douglas County, NE, Knox County, NE, Madison County, NE, Pierce County, NE, Platte County, NE, Sarpy County, NE, Saunders County, NE, Stanton County, NE, Thurston County, NE, Washington County, NE, Wayne County, NE
The radar
The Omaha radar (KOAX), 49 km from the middle of the area, began a volume at 01:55 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
Omaha, NE (KOAX), launched 00:00Z, 1.9 hours before the alert went out and 49 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
- 941 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Omaha, NE wrote its last area forecast discussion before this wind chill advisory went out at Jan 29, 2:34 PM CST, 5 hours 18 minutes earlier.
Area forecast discussion, Jan 29, 2:34 PM CST, 5 hours 18 minutes before
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</html>Hazardous weather outlook, Jan 29, 7:49 PM CST, 3 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 749 PM CST MON JAN 29 2007 IAZ055-056-069-079-080-090-091-NEZ016-017-030>034-042>045-050>053- 065>068-078-301600- HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-PAGE- ANTELOPE-PIERCE-BOONE-MADISON-STANTON-CUMING-BURT-PLATTE-COLFAX- DODGE-WASHINGTON-BUTLER-SAUNDERS-DOUGLAS-SARPY-SEWARD-LANCASTER- CASS-OTOE-SALINE- 749 PM CST MON JAN 29 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NEBRASKA AND SOUTHWEST IOWA. .DAY ONE...TONIGHT AND TUESDAY WIND CHILLS OF 9 BELOW TO 19 BELOW ZERO ARE EXPECTED FROM LATE TONIGHT INTO TUESDAY MID MORNING. .DAYS TWO THROUGH SEVEN...TUESDAY NIGHT THROUGH SUNDAY ANOTHER ARCTIC COLD FRONT WILL PUSH INTO THE OUTLOOK AREA BY THIS WEEKEND. AFTERNOON HIGHS WILL STRUGGLE TO REACH THE SINGLE DIGITS DURING THIS TIME. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR TUESDAY. NEZ088>093-301600- JEFFERSON-GAGE-JOHNSON-NEMAHA-PAWNEE-RICHARDSON- 749 PM CST MON JAN 29 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST NEBRASKA. .DAY ONE...TONIGHT AND TUESDAY WIND CHILL VALUES WILL DROP TO 5 BELOW TO 15 BELOW ZERO LATE TONIGHT INTO MID TUESDAY MORNING. .DAYS TWO THROUGH SEVEN...TUESDAY NIGHT THROUGH SUNDAY SOME LIGHT SNOW ACCUMULATIONS ARE POSSIBLE OVER THE OUTLOOK AREA WEDNESDAY. ANOTHER ARCTIC COLD FRONT WILL PUSH INTO THE OUTLOOK AREA BY THIS WEEKEND. AFTERNOON HIGHS WILL STRUGGLE TO REACH THE SINGLE DIGITS DURING THIS TIME. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR TUESDAY. IAZ043-NEZ011-012-015-018-301600- MONONA-KNOX-CEDAR-THURSTON-WAYNE- 749 PM CST MON JAN 29 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL IOWA AND NORTHEAST NEBRASKA. .DAY ONE...TONIGHT AND TUESDAY WIND CHILL VALUES OF 15 BELOW TO 23 BELOW ZERO ARE EXPECTED FROM LATE TONIGHT INTO MID TUESDAY MORNING. A WIND CHILL ADVISORY HAS BEEN ISSUED FOR THE AREA FROM 4 AM UNTIL 8 AM. .DAYS TWO THROUGH SEVEN...TUESDAY NIGHT THROUGH SUNDAY ANOTHER ARCTIC COLD FRONT WILL PUSH INTO THE OUTLOOK AREA BY THIS WEEKEND. AFTERNOON HIGHS WILL STRUGGLE TO REACH THE SINGLE DIGITS DURING THIS TIME. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT TO TUESDAY. CHERMOK
Nearby
Wind Chill Advisories in Nebraska, 2007Wind Chill Advisories in Iowa, 2007Every wind chill advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.