Alert archive / Nebraska / Wind Chill Warnings in 2008
Wind Chill Warning 1, NWS Omaha, NE
NWS Omaha, NE issued this wind chill warning at Feb 20, 2008, 3:55 AM CST for 6 counties in Nebraska; Harrison County, Monona County, Shelby County, Iowa. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 20, 2008, 3:55 AM CST (09:55 UTC)
- Expired
- Feb 20, 2008, 10:20 AM CST
- In force
- 6 hr
- Issued by
- NWS Omaha, NE
Counties Harrison County, IA, Monona County, IA, Shelby County, IA, Burt County, NE, Cedar County, NE, Cuming County, NE, Knox County, NE, Thurston County, NE, Wayne County, NE
The radar
The Omaha radar (KOAX), 87 km from the middle of the area, began a volume at 09:55 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
Aberdeen, SD (KABR), launched 00:00Z, 9.9 hours before the alert went out and 346 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
- 976 m above ground
- 0-6 km bulk shear
- 93 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 179 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 warning 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 warning went out at Feb 20, 3:21 AM CST, 34 minutes earlier.
Area forecast discussion, Feb 20, 3:21 AM CST, 34 minutes before
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</html>Hazardous weather outlook, Feb 19, 4:41 PM CST, 11 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 441 PM CST TUE FEB 19 2008 IAZ043-055-056-069-079-080-NEZ011-012-015>018-030>034-042>045- 050>053-065>067-201245- MONONA-HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-KNOX-CEDAR- THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON-STANTON-CUMING-BURT- PLATTE-COLFAX-DODGE-WASHINGTON-BUTLER-SAUNDERS-DOUGLAS-SARPY- SEWARD-LANCASTER-CASS- 441 PM CST TUE FEB 19 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST IOWA...WEST CENTRAL IOWA...EAST CENTRAL NEBRASKA...NORTHEAST NEBRASKA AND SOUTHEAST NEBRASKA. .DAY ONE...TONIGHT AND WEDNESDAY TEMPERATURES WILL DROP BELOW ZERO LATE TONIGHT AS NORTH WINDS USHER IN AN ARCTIC COLD FRONT. THE SUB ZERO TEMPERATURES ALONG WITH NORTH WINDS OF 10 TO 20 MPH WILL DRIVE WIND CHILL VALUES TO 20 TO 30 BELOW AT TIMES BETWEEN MIDNIGHT AND NOON. WHILE THE WINDS WILL DIMINISH THROUGH THE DAY WEDNESDAY... TEMPERATURES WILL ONLY REBOUND INTO THE SINGLE DIGITS. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH TUESDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR WEDNESDAY. IAZ090-091-NEZ068-078-088>093-201245- FREMONT-PAGE-OTOE-SALINE-JEFFERSON-GAGE-JOHNSON-NEMAHA-PAWNEE- RICHARDSON- 441 PM CST TUE FEB 19 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST IOWA AND SOUTHEAST NEBRASKA. .DAY ONE...TONIGHT AND WEDNESDAY TEMPERATURES WILL DROP INTO THE LOW SINGLE DIGITS AS NORTH WINDS USHER IN AN ARCTIC COLD FRONT. THE COLD TEMPERATURES ALONG WITH NORTH WINDS OF 10 TO 20 MPH WILL DRIVE WIND CHILL VALUES TO 10 TO 25 BELOW AT TIMES BETWEEN MIDNIGHT AND NOON. WHILE THE WINDS WILL DIMINISH THROUGH THE DAY WEDNESDAY... TEMPERATURES WILL ONLY REBOUND INTO THE UPPER SINGLE DIGITS OR LOWER TEENS DURING THE AFTERNOON. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH TUESDAY THERE IS A SLIGHT CHANCE FOR LIGHT SNOW BOTH THURSDAY AND FRIDAY AS A COUPLE OF STORM SYSTEM PASS SOUTH OF THE AREA. ANY SNOW ACCUMULATION WILL BE LIGHT...TOTALING LESS THAN AN INCH BOTH DAYS. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR WEDNESDAY. DERGAN
Nearby
Wind Chill Warnings in Nebraska, 2008Wind Chill Warnings in Iowa, 2008Every wind chill warning in 2008
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.