Alert archive / Kansas / Red Flag Warnings in 2011
Red Flag Warning 9, NWS Topeka, KS
NWS Topeka, KS issued this red flag warning at Oct 5, 2011, 3:21 AM CDT for 14 counties in Kansas. It took effect at Oct 5, 2011, 12:00 PM CDT. It was in force for 7 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
- Oct 5, 2011, 3:21 AM CDT (08:21 UTC)
- In effect from
- Oct 5, 2011, 12:00 PM CDT
- Expired
- Oct 5, 2011, 7:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Topeka, KS
Counties Clay County, KS, Cloud County, KS, Dickinson County, KS, Geary County, KS, Lyon County, KS, Marshall County, KS, Morris County, KS, Nemaha County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Wabaunsee County, KS, Washington County, KS
The radar
The Topeka radar (KTWX), 60 km from the middle of the area, began a volume at 08:23 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
Topeka, KS (KTOP), launched 00:00Z, 8.4 hours before the alert went out and 108 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
- 3364 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
757 WWUS83 KTOP 050821 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 321 AM CDT WED OCT 5 2011 KSZ008>011-020>023-034>038-054-051630- /O.UPG.KTOP.FW.A.0003.111005T1700Z-111006T0000Z/ /O.NEW.KTOP.FW.W.0009.111005T1700Z-111006T0000Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-CLOUD-CLAY-RILEY-POTTAWATOMIE- OTTAWA-DICKINSON-GEARY-MORRIS-WABAUNSEE-LYON- 321 AM CDT WED OCT 5 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING FOR LOW RELATIVE HUMIDITIES AND BREEZY CONDITIONS FOR AREAS WEST OF HIGHWAY 75... THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A RED FLAG WARNING FOR BREEZY CONDITIONS AND LOW RELATIVE HUMIDITIES...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...AREAS WEST OF HIGHWAY 75. * WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. * TIMING...NOON THROUGH 7PM. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...IN THE MIDDLE 80S. * IMPACTS...GRASSES ARE DRY AND CURED. DRY AND BREEZY CONDITIONS THIS AFTERNOON COULD LEAD TO EXTREME FIRE BEHAVIOR. FIRES WILL START QUICKLY...SPREAD FURIOUSLY AND BURN INTENSELY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY FUELS...STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
2 follow-up statements
099 WWUS83 KTOP 051643 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 1143 AM CDT WED OCT 5 2011 KSZ008>011-020>023-034>038-054-060000- /O.CON.KTOP.FW.W.0009.111005T1700Z-111006T0000Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-CLOUD-CLAY-RILEY-POTTAWATOMIE- OTTAWA-DICKINSON-GEARY-MORRIS-WABAUNSEE-LYON- 1143 AM CDT WED OCT 5 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR LOW RELATIVE HUMIDITIES AND BREEZY CONDITIONS FOR AREAS WEST OF HIGHWAY 75... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. * AFFECTED AREA...AREAS WEST OF HIGHWAY 75. * WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 35 MPH. * TIMING...NOON THROUGH 7PM. * RELATIVE HUMIDITY...AS LOW AS 17 PERCENT. * TEMPERATURES...80 TO 85 DEGREES. * IMPACTS...GRASSES ARE DRY AND CURED. DRY AND BREEZY CONDITIONS THIS AFTERNOON COULD LEAD TO EXTREME FIRE BEHAVIOR. FIRES WILL START QUICKLY...SPREAD FURIOUSLY AND BURN INTENSELY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY FUELS...STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
311 WWUS83 KTOP 052333 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 633 PM CDT WED OCT 5 2011 KSZ008>011-020>023-034>038-054-060045- /O.EXP.KTOP.FW.W.0009.000000T0000Z-111006T0000Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-CLOUD-CLAY-RILEY-POTTAWATOMIE- OTTAWA-DICKINSON-GEARY-MORRIS-WABAUNSEE-LYON- 633 PM CDT WED OCT 5 2011 ...RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING... THE RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING. AS TEMPERATURES CONTINUE TO COOL WITH SUNSET...RELATIVE HUMIDITIES WILL INCREASE ALONG WITH WINDS GRADUALLY DIMINISHING. THEREFORE DANGEROUS FIRE WEATHER CONDITIONS WILL BE ON THE DECLINE AND THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 7 PM. $$ WOLTERS
Nearby
Red Flag Warnings in Kansas, 2011Every red flag warning in 2011
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.