Alert archive / Nebraska / Winter Storm Warnings in 2006
Winter Storm Warning 3, NWS Omaha, NE
NWS Omaha, NE issued this winter storm warning at Dec 20, 2006, 3:58 AM CST for 9 counties in Nebraska. It took effect at Dec 20, 2006, 6:00 PM CST. It was in force for 10 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
- Dec 20, 2006, 3:58 AM CST (09:58 UTC)
- In effect from
- Dec 20, 2006, 6:00 PM CST
- Expired
- Dec 21, 2006, 3:36 AM CST
- In force
- 10 hr
- Issued by
- NWS Omaha, NE
Counties Antelope County, NE, Boone County, NE, Cedar County, NE, Knox County, NE, Madison County, NE, Pierce County, NE, Platte County, NE, Stanton County, NE, Wayne County, NE
The radar
The Omaha radar (KOAX), 134 km from the middle of the area, began a volume at 09:56 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, 10.0 hours before the alert went out and 317 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
- 2891 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 173 m²/s²
- 0-3 km storm-relative helicity
- 244 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 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 winter storm warning went out at Dec 20, 3:54 AM CST, 4 minutes earlier.
Area forecast discussion, Dec 20, 3:54 AM CST, 4 minutes before
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</html>Hazardous weather outlook, Dec 19, 5:42 PM CST, 10 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 542 PM CST TUE DEC 19 2006 NEZ011-012-016>018-030>032-042-201200- ANTELOPE-BOONE-CEDAR-KNOX-MADISON-PIERCE-PLATTE-STANTON-WAYNE- 542 PM CST TUE DEC 19 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST NEBRASKA. .DAY ONE...TONIGHT AND WEDNESDAY A FREEZING RAIN ADVISORY IS POSTED FROM MIDNIGHT THROUGH 10 AM FOR AREAS GENERALLY WEST OF A LINE FROM HARTINGTON TO DAVID CITY. RAIN IS EXPECTED TO ROLL IN FROM THE WEST AND SOUTHWEST AS A STRONG STORM SYSTEM ENTERS THE PLAINS TONIGHT. TEMPERATURES SHOULD FALL THROUGH THE EVENING...AND BE BELOW FREEZING BY MIDNIGHT WHEN THE RAIN ARRIVES. UP TO TWO-TENTHS OF AN INCH OF FREEZING RAIN IS POSSIBLE BEFORE 10 AM. AT THAT TIME TEMPERATURES SHOULD CREEP ABOVE FREEZING...BRINGING AND END TO THE FREEZING RAIN. HOWEVER RAIN WILL CONTINUE THROUGH THE AFTERNOON. LOW LEVEL TEMPERATURES WILL BE THE KEY TO THIS FREEZING RAIN EVENT. EXTREMELY DRY SURFACE AIR WILL CAUSE THE INITIAL SURGE OF RAIN TO EVAPORATE BEFORE HITTING THE GROUND. THIS WILL LIKELY COOL THE ATMOSPHERE ENOUGH TO PUSH TEMPERATURES BELOW FREEZING. IF TEMPERATURES DROP WELL BELOW FREEZING...A PROLONGED PERIOD OF FREEZING RAIN IS POSSIBLE...AND AN UPGRADE TO AN ICE STORM WARNING MAY BE NEEDED. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH TUESDAY MORE FREEZING RAIN IS POSSIBLE WEDNESDAY NIGHT...WITH SNOW LIKELY LATE WEDNESDAY NIGHT AND THURSDAY. TEMPERATURES SHOULD ONCE AGAIN DIP BELOW FREEZING BEFORE MIDNIGHT WEDNESDAY NIGHT AS OCCASIONAL RAIN CONTINUES TO FALL. SIGNIFICANT ICE ACCUMULATIONS ARE POSSIBLE. A CHANGE OVER TO SNOW SHOULD OCCUR LATE WEDNESDAY NIGHT FROM WEST TO EAST...WITH SNOW ACCUMULATIONS UP TO 3 INCHES POSSIBLE. AGAIN THE TIMING OF TEMPERATURES FALLING BELOW FREEZING AND THE CHANGEOVER TO SNOW WILL BE KEY. A WINTER STORM WATCH HAS BEEN ISSUED FOR THE POSSIBILITY OF FREEZING RAIN AND SNOW WEDNESDAY NIGHT AND THURSDAY MORNING. SNOW IS POSSIBLE THROUGH THURSDAY NIGHT AS THE STRONG STORM SYSTEM FINALLY MOVES TO THE EAST. THIS STORM SYSTEM WILL PROVIDE THE POTENTIAL FOR A VARIETY OF WINTER WEATHER ACROSS THE OUTLOOK AREA TONIGHT THROUGH THURSDAY NIGHT. EXACT TIMING AND LOCATION OF FREEZING RAIN...SNOW AND RAIN ARE EXTREMELY DIFFICULT TO PREDICT. A COUPLE OF DEGREES OR A FEW MILES COULD MEAN THE DIFFERENCE BETWEEN A THIN LAYER OF ICE OR SNOW ON THE ROAD...OR THE ROAD JUST BEING WET. CAUTION IS ADVISED. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR WEDNESDAY... BUT SPOTTERS ARE ENCOURAGED TO REPORT ANY ICE OR SNOW ACCUMULATIONS. IAZ043-055-056-069-079-080-090-091-NEZ015-033-034-043>045-050>053- 065>068-078-088>093-201200- BURT-BUTLER-CASS-COLFAX-CUMING-DODGE-DOUGLAS-FREMONT IA-GAGE- HARRISON IA-JEFFERSON-JOHNSON-LANCASTER-MILLS IA-MONONA IA- MONTGOMERY IA-NEMAHA-OTOE-PAGE IA-PAWNEE-POTTAWATTAMIE IA-RICHARDSON- SALINE-SARPY-SAUNDERS-SEWARD-SHELBY IA-THURSTON-WASHINGTON- 542 PM CST TUE DEC 19 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST NEBRASKA. .DAY ONE...TONIGHT AND WEDNESDAY A FREEZING RAIN ADVISORY IS POSTED FOR PARTS OF SOUTHEAST NEBRASKA... MAINLY WEST OF A DAVID CITY TO FAIRBURY LINE...FROM MIDNIGHT TO 10 AM. A TENTH TO TWO-TENTHS OF AN INCH OF ICE ACCUMULATION IS POSSIBLE IN THESE AREA. HOWEVER LIGHTER AMOUNTS OF FREEZING RAIN ARE POSSIBLE AROUND THE MORNING DRIVE TIME ALONG AND WEST OF THE MISSOURI RIVER. A STRONG STORM SYSTEM WILL PUSH ABUNDANT MOISTURE NORTH OVERNIGHT...WITH RAIN BEGINNING AROUND FAIRBURY BY MIDNIGHT. THE RAIN WILL SPREAD NORTHEAST OVERNIGHT...HOWEVER DRY SURFACE AIR WILL CAUSE MUCH OF THE INITIAL RAINFALL TO EVAPORATE. THIS EVAPORATION WILL ALSO CAUSE SURFACE TEMPERATURES TO DIP CLOSE TO OR GO BELOW FREEZING...LEADING TO THE POTENTIAL FOR FREEZING RAIN. WHILE THE RAIN SHOULD CONTINUE THROUGH THE DAY...TEMPERATURES ARE EXPECTED TO RISE ABOVE FREEZING WEDNESDAY MID MORNING...BRINGING AN END TO THE FREEZING RAIN. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH TUESDAY MORE FREEZING RAIN OR LIGHT SNOW IS POSSIBLE WEDNESDAY NIGHT AFTER MIDNIGHT...ESPECIALLY IN AREAS TO THE NORTHWEST OF LINCOLN AND OMAHA. SOME LIGHT ACCUMULATION OF ICE OR SNOW IS POSSIBLE. A CHANGEOVER TO A RAIN AND SNOW MIX IS LIKELY DURING THE DAY THURSDAY...BUT FAR SOUTHEAST NEBRASKA AND SOUTHWEST IOWA WILL MOST LIKELY SEE JUST RAIN THROUGH THE DAY THURSDAY. SNOW IS POSSIBLE THROUGH THURSDAY NIGHT AS THE STRONG STORM SYSTEM FINALLY MOVES TO THE EAST. THIS STORM SYSTEM WILL PROVIDE THE POTENTIAL FOR A VARIETY OF WINTER WEATHER ACROSS THE OUTLOOK AREA TONIGHT THROUGH THURSDAY NIGHT. EXACT TIMING AND LOCATION OF FREEZING RAIN...SNOW AND RAIN ARE EXTREMELY DIFFICULT TO PREDICT. A COUPLE OF DEGREES OR A FEW MILES COULD MEAN THE DIFFERENCE BETWEEN A THIN LAYER OF ICE OR SNOW ON THE ROAD...OR THE ROAD JUST BEING WET. CAUTION IS ADVISED. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR WEDNESDAY... BUT SPOTTERS ARE ENCOURAGED TO REPORT ANY ICE OR SNOW ACCUMULATIONS. DERGAN
The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 3:58 AM CST | Winter Weather Advisory | OAX | Antelope, Boone, Burt, Cedar, Colfax, Cuming and 8 more | 26 hr |
Nearby
Winter Storm Warnings in Nebraska, 2006Every winter storm warning in 2006
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.