Alert archive / Kansas / Red Flag Warnings in 2012
Red Flag Warning 11, NWS Topeka, KS
NWS Topeka, KS issued this red flag warning at Aug 29, 2012, 8:13 AM CDT for 4 counties in Kansas. It took effect at Aug 29, 2012, 12:00 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, 8:13 AM CDT (13:13 UTC)
- In effect from
- Aug 29, 2012, 12:00 PM CDT
- Expired
- Aug 29, 2012, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Topeka, KS
Counties Cloud County, KS, Marshall County, KS, Republic County, KS, Washington County, KS
The radar
The Topeka radar (KTWX), 117 km from the middle of the area, began a volume at 13:14 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 (KFOE), launched 12:00Z, 1.2 hours before the alert went out and 158 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
- 110 J/kg
- Mixed-layer CIN
- -484 J/kg
- Mixed-layer LCL
- 1810 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -43 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
298 WWUS83 KTOP 291313 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 813 AM CDT WED AUG 29 2012 ...DRY WINDY CONDITIONS WITH EXTREME FIRE BEHAVIOR TODAY... .WINDS WILL INCREASE TO 20 MPH WITH GUSTS TO 25 MPH THIS AFTERNOON WHILE VERY DRY AIR OVERTAKES THE AREA WITH RELATIVE HUMIDITY VALUES IN THE 15 TO 25 PERCENT RANGE. THESE CONDITIONS WILL CONTRIBUTE TO POTENTIAL FOR EXTREME FIRE BEHAVIOR TODAY. KSZ008>010-020-300100- /O.NEW.KTOP.FW.W.0011.120829T1700Z-120830T0100Z/ REPUBLIC-WASHINGTON-MARSHALL-CLOUD- 813 AM CDT WED AUG 29 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR HOT...DRY...AND WINDY CONDITIONS ACROSS PARTS OF NORTH CENTRAL KANSAS. * AFFECTED AREA...FIRE WEATHER ZONE 008 REPUBLIC COUNTY...FIRE WEATHER ZONE 009 WASHINGTON COUNTY...FIRE WEATHER ZONE 010 MARSHALL COUNTY AND FIRE WEATHER ZONE 020 CLOUD COUNTY. * WINDS...SOUTH 15 TO 20 MPH WITH GUSTS UP TO 25 MPH. * TIMING...THE DRY AND WINDY CONDITIONS WILL SET IN AROUND NOON AND CONTINUE THROUGH 8 PM THIS EVENING. * RELATIVE HUMIDITY...AS LOW AS 17 PERCENT. * TEMPERATURES...IN THE MIDDLE 90S. * IMPACTS...FIRES CAN SPREAD QUICKLY AND BECOME DIFFICULT OR IMPOSSIBLE TO CONTROL. BURNING SHOULD BE AVOIDED TODAY. 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. && $$
1 follow-up statement
861 WWUS83 KTOP 300103 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 803 PM CDT WED AUG 29 2012 KSZ008>010-020-300215- /O.EXP.KTOP.FW.W.0011.000000T0000Z-120830T0100Z/ REPUBLIC-WASHINGTON-MARSHALL-CLOUD- 803 PM CDT WED AUG 29 2012 ...RED FLAG WARNING HAS EXPIRED FOR PORTIONS OF NORTH CENTRAL KANSAS... WINDS HAVE DIMINISHED AND TEMPERATURES HAVE COOLED ACROSS THE AREA...THEREFORE DIMINISHING THE FIRE THREAT. ELEVATED FIRE DANGER IS EXPECTED THURSDAY AFTERNOON...HOWEVER HIGHER RELATIVE HUMIDITY SHOULD KEEP RED FLAG CONDITIONS FROM OCCURRING. $$
Nearby
Red Flag Warnings in Kansas, 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.