Alert archive / Nebraska / Red Flag Warnings in 2012
Red Flag Warning 7, NWS Omaha, NE
NWS Omaha, NE issued this red flag warning at Aug 29, 2012, 8:32 PM CDT for 21 counties in Nebraska; Monona County, Iowa. It took effect at Aug 30, 2012, 1:00 PM CDT. It was in force for 8 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
- Aug 29, 2012, 8:32 PM CDT (01:32 UTC)
- In effect from
- Aug 30, 2012, 1:00 PM CDT
- Expired
- Aug 30, 2012, 8:32 PM CDT
- In force
- 8 hr
- Issued by
- NWS Omaha, NE
All 22 counties
Monona County, IA, Antelope County, NE, Boone County, NE, Burt County, NE, Butler County, NE, Cedar County, NE, Colfax County, NE, Cuming County, NE, Dodge County, NE, Gage County, NE, Jefferson County, NE, Knox County, NE, Lancaster County, NE, Madison County, NE, Pierce County, NE, Platte County, NE, Saline County, NE, Saunders County, NE, Seward County, NE, Stanton County, NE, Thurston County, NE, Wayne County, NE
The radar
The Omaha radar (KOAX), 69 km from the middle of the area, began a volume at 01:35 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, 1.5 hours before the alert went out and 68 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
- 3228 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
604 WWUS83 KOAX 300132 RFWOAX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 832 PM CDT WED AUG 29 2012 ...POTENTIALLY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED AGAIN THURSDAY AFTERNOON... .HIGH TEMPERATURES THURSDAY AFTERNOON WILL CLIMB INTO THE UPPER 90S TO AROUND 105 DEGREES OVER MUCH OF THE AREA. WHEN COMBINED WITH RELATIVE HUMIDITY VALUES OF 15 TO 25 PERCENT AND SOUTHWEST WINDS OF 15 TO 30 MPH...A DANGEROUS FIRE RISK WILL EXIST DURING THE AFTERNOON AND EARLY EVENING. IAZ043-NEZ011-012-015>018-030>034-042>044-050-051-065-066-078-088- 089-300945- /O.CAN.KOAX.FW.W.0006.000000T0000Z-120830T0200Z/ /O.UPG.KOAX.FW.A.0005.120830T1800Z-120831T0200Z/ /O.NEW.KOAX.FW.W.0007.120830T1800Z-120831T0200Z/ MONONA-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON- STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-BUTLER-SAUNDERS-SEWARD- LANCASTER-SALINE-JEFFERSON-GAGE- 832 PM CDT WED AUG 29 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 9 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY... ...RED FLAG WARNING IS CANCELLED FOR THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 011...012...015... 016...017...018...030...031...032...033...034...042...043...043... 044...050... 051...065...066...078...088 AND 089... THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 9 PM CDT THURSDAY. THE RED FLAG WARNING FOR THIS EVENING HAS BEEN CANCELLED AND THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT SINCE IT HAS BEEN REPLACED BY THE NEW WARNING. * AFFECTED AREA...FIRE WEATHER ZONE 043. FIRE WEATHER ZONES 011...012...015...016...017...018...030...031...032...033... 034...042...043...044...050...051...065...066...078...088 AND 089. * WIND...SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH ARE EXPECTED AGAIN THURSDAY AFTERNOON AND EARLY EVENING. * HUMIDITY...MINIMUM RELATIVE HUMIDITY WILL FALL TO 15 TO 25 PERCENT. * THUNDERSTORMS...NO THUNDERSTORMS ARE EXPECTED. * IMPACTS...ANY FIRES THAT DEVELOP COULD SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED AND MAY BE BANNED IN MANY AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ CHERMOK
3 follow-up statements
477 WWUS83 KOAX 300815 RFWOAX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 315 AM CDT THU AUG 30 2012 ...POTENTIALLY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED THIS AFTERNOON... .HIGH TEMPERATURES TODAY WILL RANGE FROM 97 TO 105 OVER MUCH OF THE AREA. WHEN COMBINED WITH RELATIVE HUMIDITY VALUES OF 15 TO 25 PERCENT AND SOUTHWEST WINDS OF 15 TO 30 MPH...A DANGEROUS FIRE RISK WILL EXIST DURING THE AFTERNOON AND EARLY EVENING. IAZ043-NEZ011-012-015>018-030>034-042>044-050-051-065-066-078-088- 089-301615- /O.CON.KOAX.FW.W.0007.120830T1800Z-120831T0200Z/ MONONA-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON- STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-BUTLER-SAUNDERS-SEWARD- LANCASTER-SALINE-JEFFERSON-GAGE- 315 AM CDT THU AUG 30 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT THIS EVENING FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER ZONES 011...012...015...016...017...018...030...031...032...033...034... 042...043...043...044...050...051...065...066...078...088 AND 089... * AFFECTED AREA...FIRE WEATHER ZONE 043. FIRE WEATHER ZONES 011...012...015...016...017...018...030...031...032...033... 034...042...043...044...050...051...065...066...078...088 AND 089. * WIND...SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH ARE EXPECTED. * HUMIDITY...MINIMUM RELATIVE HUMIDITY WILL FALL TO 15 TO 25 PERCENT. * THUNDERSTORMS...NO THUNDERSTORMS ARE EXPECTED. * IMPACTS...ANY FIRES THAT DEVELOP COULD SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED AND MAY BE BANNED IN MANY AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
766 WWUS83 KOAX 301620 RFWOAX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 1120 AM CDT THU AUG 30 2012 ...POTENTIALLY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED THIS AFTERNOON... .HIGH TEMPERATURES TODAY WILL RANGE FROM 98 TO 105 OVER MUCH OF THE AREA. WHEN COMBINED WITH RELATIVE HUMIDITY VALUES OF 15 TO 25 PERCENT AND SOUTHWEST WINDS OF 15 TO 30 MPH...A DANGEROUS FIRE RISK WILL EXIST DURING THE AFTERNOON AND EARLY EVENING. IAZ043-NEZ011-012-015>018-030>034-042>044-050-051-065-066-078-088- 089-310030- /O.CON.KOAX.FW.W.0007.120830T1800Z-120831T0200Z/ MONONA-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON- STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-BUTLER-SAUNDERS-SEWARD- LANCASTER-SALINE-JEFFERSON-GAGE- 1120 AM CDT THU AUG 30 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER ZONES 011...012...015...016...017...018...030...031...032...033...034... 042...043...043... 044...050...051...065...066...078...088 AND 089. * AFFECTED AREA...FIRE WEATHER ZONE 043. FIRE WEATHER ZONES 011...012...015...016...017...018...030...031...032...033... 034...042...043...044...050...051...065...066...078...088 AND 089. * WIND...SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH ARE EXPECTED. * HUMIDITY...MINIMUM RELATIVE HUMIDITY WILL FALL TO 15 TO 25 PERCENT. * THUNDERSTORMS...NO THUNDERSTORMS ARE EXPECTED. * IMPACTS...ANY FIRES THAT DEVELOP COULD SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED AND MAY BE BANNED IN MANY AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
769 WWUS83 KOAX 310132 RFWOAX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 832 PM CDT THU AUG 30 2012 ...DANGEROUS FIRE WEATHER CONDITIONS HAVE RELAXED OVER THE AREA... .COOLER TEMPERATURES AND LIGHTER WINDS HAVE MITIGATED THE FIRE DANGER RISK OVER THE AREA. IAZ043-NEZ011-012-015>018-030>034-042>044-050-051-065-066-078-088- 089-310245- /O.CAN.KOAX.FW.W.0007.000000T0000Z-120831T0200Z/ MONONA-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON- STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-BUTLER-SAUNDERS-SEWARD- LANCASTER-SALINE-JEFFERSON-GAGE- 832 PM CDT THU AUG 30 2012 ...RED FLAG WARNING IS CANCELLED FOR WINDS AND LOW RELATIVE HUMIDITY VALUES FOR FIRE WEATHER ZONES 011...012...015...016...017...018...030...031... 032...033...034...042...043...043...044...050...051...065...066... 078...088 AND 089... THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS CANCELLED THE RED FLAG WARNING. SLIGHTLY COOLER TEMPERATURES HAVE ALLOWED RELATIVE HUMIDITY VALUES TO INCREASE OVER THE AREA. WITH LIGHTER WINDS AND THE HIGHER RELATIVE HUMIDITY VALUES...THE DANGEROUS FIRE WEATHER CONDITIONS HAVE IMPROVED SOMEWHAT OVER THE REGION. $$ CHERMOK
Nearby
Red Flag Warnings in Nebraska, 2012Red Flag Warnings in Iowa, 2012Every red flag warning in 2012
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.