Alert archive / Kansas / Red Flag Warnings in 2011
Red Flag Warning 5, NWS Topeka, KS
NWS Topeka, KS issued this red flag warning at Apr 9, 2011, 2:48 PM CDT for 23 counties in Kansas. It took effect at Apr 10, 2011, 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
- Apr 9, 2011, 2:48 PM CDT (19:48 UTC)
- In effect from
- Apr 10, 2011, 12:00 PM CDT
- Expired
- Apr 10, 2011, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Topeka, KS
All 23 counties
Anderson County, KS, Brown County, KS, Clay County, KS, Cloud County, KS, Coffey County, KS, Dickinson County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Lyon County, KS, Marshall County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS
The radar
The Topeka radar (KTWX), 16 km from the middle of the area, began a volume at 19:48 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 12:00Z, 7.8 hours before the alert went out and 61 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
- 2573 J/kg
- Mixed-layer CIN
- -177 J/kg
- Mixed-layer LCL
- 778 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 311 m²/s²
- 0-3 km storm-relative helicity
- 279 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 8.8
The text
As transmitted, in the capitals the NWS used until 2016.
471 WWUS83 KTOP 091948 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 248 PM CDT SAT APR 9 2011 ...WINDY AND DRY CONDITIONS RETURN SUNDAY... .A STRONG UPPER LEVEL SYSTEM WILL SWEEP DRY AIR AND GUSTY WINDS ACROSS CENTRAL AND EASTERN KANSAS SUNDAY AFTERNOON. KSZ020>022-034>038-054-055-058-059-100800- /O.UPG.KTOP.FW.A.0001.110410T1700Z-110411T0100Z/ /O.NEW.KTOP.FW.W.0005.110410T1700Z-110411T0100Z/ CLOUD-CLAY-RILEY-OTTAWA-DICKINSON-GEARY-MORRIS-WABAUNSEE-LYON- OSAGE-COFFEY-ANDERSON- 248 PM CDT SAT APR 9 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM CDT SUNDAY FOR FOR FIRE WEATHER ZONES 020...021...022...034... 035...036...037...038...054...055...058 AND 059... THE NATIONAL WEATHER SERVICE IN TOPEKA...IN COORDINATION WITH AREA LAND MANAGEMENT AGENCIES... HAS ISSUED A RED FLAG WARNING... WHICH IS IN EFFECT FROM NOON TO 8 PM CDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN KANSAS...CLOUD COUNTY...CLAY COUNTY... RILEY COUNTY...OTTAWA COUNTY...DICKINSON COUNTY...GEARY COUNTY...MORRIS COUNTY...WABAUNSEE COUNTY...LYON COUNTY... OSAGE COUNTY...COFFEY COUNTY...ANDERSON COUNTY. * WIND...SOUTHWESTERLY WINDS ARE EXPECTED TO INCREASE AND BECOME SUSTAINED 15 TO 30 MPH WITH GUSTS OF 30 TO 40 MPH BY LATE SUNDAY MORNING. * HUMIDITY...RELATIVE HUMIDITY VALUES WILL DROP INTO THE 15 TO 20 PERCENT RANGE. * IMPACTS...THE COMBINATION OF DRY CURED AREA VEGETATION AND DRY WINDY CONDITIONS WILL MAKE FIRE EXTREMELY DIFFICULT TO CONTROL. EXTREME FIRE BEHAVIOR IS ANTICIPATED SUNDAY AFTERNOON. *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. && $$ KSZ008>012-023-024-026-039-040-056-100800- /O.CON.KTOP.FW.A.0001.110410T1700Z-110411T0100Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-POTTAWATOMIE-JACKSON- JEFFERSON-SHAWNEE-DOUGLAS-FRANKLIN- 248 PM CDT SAT APR 9 2011 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING FOR FOR FIRE WEATHER ZONES 008...009...010...011...012...023...024...026...039... 040 AND 056... * AFFECTED AREA...IN KANSAS...REPUBLIC COUNTY...WASHINGTON COUNTY...MARSHALL COUNTY...NEMAHA COUNTY...BROWN COUNTY... POTTAWATOMIE COUNTY...JACKSON COUNTY...JEFFERSON COUNTY... SHAWNEE COUNTY...DOUGLAS COUNTY...FRANKLIN COUNTY. * WIND...SOUTHWESTERLY WINDS ARE EXPECTED TO INCREASE AND BECOME SUSTAINED 15 TO 30 MPH WITH GUSTS OF 30 TO 40 MPH BY LATE SUNDAY MORNING. * HUMIDITY...RELATIVE HUMIDITY VALUES WILL DROP INTO THE 15 TO 20 PERCENT RANGE. * IMPACTS...THE COMBINATION OF DRY CURED AREA VEGETATION AND DRY WINDY CONDITIONS WILL MAKE FIRE EXTREMELY DIFFICULT TO CONTROL. EXTREME FIRE BEHAVIOR IS ANTICIPATED SUNDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ HARDING
4 follow-up statements
651 WWUS83 KTOP 100809 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 309 AM CDT SUN APR 10 2011 ...WINDY AND DRY CONDITIONS RETURN SUNDAY... .A STRONG UPPER LEVEL SYSTEM WILL SWEEP DRY AIR AND GUSTY WINDS ACROSS CENTRAL AND EASTERN KANSAS SUNDAY AFTERNOON. KSZ008>012-023-024-026-039-040-056-102015- /O.UPG.KTOP.FW.A.0001.110410T1700Z-110411T0100Z/ /O.EXA.KTOP.FW.W.0005.110410T1700Z-110411T0100Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-POTTAWATOMIE-JACKSON- JEFFERSON-SHAWNEE-DOUGLAS-FRANKLIN- 309 AM CDT SUN APR 10 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 008...009...010...011...012...023...024...026...039...040 AND 056... THE NATIONAL WEATHER SERVICE IN TOPEKA...IN COORDINATION WITH AREA LAND MANAGEMENT AGENCIES... HAS ISSUED A RED FLAG WARNING... WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN KANSAS...REPUBLIC COUNTY...WASHINGTON COUNTY...MARSHALL COUNTY...NEMAHA COUNTY...BROWN COUNTY... POTTAWATOMIE COUNTY...JACKSON COUNTY...JEFFERSON COUNTY... SHAWNEE COUNTY...DOUGLAS COUNTY...FRANKLIN COUNTY. * WIND...SUSTAINED SOUTHWESTERLY WINDS OF 25 TO 30 MPH WITH GUSTS OF 30 TO 40 MPH WILL CONTINUE THROUGH THE DAY TODAY. * HUMIDITY...RELATIVE HUMIDITY VALUES WILL DROP INTO THE 15 TO 20 PERCENT RANGE BY THE NOON HOUR. * IMPACTS...THE COMBINATION OF DRY CURED AREA VEGETATION AND DRY WINDY CONDITIONS WILL MAKE FIRE EXTREMELY DIFFICULT TO CONTROL. EXPECT EXTREME FIRE BEHAVIOR 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. && $$ KSZ020>022-034>038-054-055-058-059-102015- /O.CON.KTOP.FW.W.0005.110410T1700Z-110411T0100Z/ CLOUD-CLAY-RILEY-OTTAWA-DICKINSON-GEARY-MORRIS-WABAUNSEE-LYON- OSAGE-COFFEY-ANDERSON- 309 AM CDT SUN APR 10 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 020...021...022...034...035...036...037...038...054...055... 058 AND 059... * AFFECTED AREA...IN KANSAS...CLOUD COUNTY...CLAY COUNTY... RILEY COUNTY...OTTAWA COUNTY...DICKINSON COUNTY...GEARY COUNTY...MORRIS COUNTY...WABAUNSEE COUNTY...LYON COUNTY... OSAGE COUNTY...COFFEY COUNTY...ANDERSON COUNTY. * WIND...SUSTAINED SOUTHWESTERLY WINDS OF 25 TO 30 MPH WITH GUSTS OF 30 TO 40 MPH WILL CONTINUE THROUGH THE DAY TODAY. * HUMIDITY...RELATIVE HUMIDITY VALUES WILL DROP INTO THE 15 TO 20 PERCENT RANGE BY THE NOON HOUR. * IMPACTS...THE COMBINATION OF DRY CURED AREA VEGETATION AND DRY WINDY CONDITIONS WILL MAKE FIRE EXTREMELY DIFFICULT TO CONTROL. EXPECT EXTREME FIRE BEHAVIOR TODAY. *PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY FUELS...STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
344 WWUS83 KTOP 100921 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 421 AM CDT SUN APR 10 2011 ...WINDY AND DRY CONDITIONS TODAY... .A STRONG UPPER LEVEL SYSTEM WILL SWEEP DRY AIR AND GUSTY WINDS ACROSS CENTRAL AND EASTERN KANSAS THIS AFTERNOON. KSZ008>012-020>024-026-034>040-054>056-058-059-102130- /O.CON.KTOP.FW.W.0005.110410T1700Z-110411T0100Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY- POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS- WABAUNSEE-SHAWNEE-DOUGLAS-LYON-OSAGE-FRANKLIN-COFFEY-ANDERSON- 421 AM CDT SUN APR 10 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 008...009...010...011...012...020...021...022...023...024... 026...034...035...036...037...038...039...040...054...055...056... 058 AND 059... * AFFECTED AREA...IN KANSAS...REPUBLIC COUNTY...WASHINGTON COUNTY...MARSHALL COUNTY...NEMAHA COUNTY...BROWN COUNTY... CLOUD COUNTY...CLAY COUNTY...RILEY COUNTY...POTTAWATOMIE COUNTY...JACKSON COUNTY...JEFFERSON COUNTY...OTTAWA COUNTY... DICKINSON COUNTY...GEARY COUNTY...MORRIS COUNTY...WABAUNSEE COUNTY...SHAWNEE COUNTY...DOUGLAS COUNTY...LYON COUNTY... OSAGE COUNTY...FRANKLIN COUNTY...COFFEY COUNTY...ANDERSON COUNTY. * WIND...SUSTAINED SOUTHWESTERLY WINDS OF 25 TO 30 MPH WITH GUSTS OF 30 TO 40 MPH WILL CONTINUE THROUGH THE DAY TODAY. * HUMIDITY...RELATIVE HUMIDITY VALUES WILL DROP INTO THE 15 TO 20 PERCENT RANGE BY THE NOON HOUR. * IMPACTS...THE COMBINATION OF DRY CURED AREA VEGETATION AND DRY WINDY CONDITIONS WILL MAKE FIRE EXTREMELY DIFFICULT TO CONTROL. EXPECT EXTREME FIRE BEHAVIOR 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. && $$
010 WWUS83 KTOP 102045 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 345 PM CDT SUN APR 10 2011 ...WINDY AND DRY CONDITIONS CONTINUE... .A STRONG UPPER LEVEL SYSTEM WILL CONTINUE TO SWEEP DRY AIR AND GUSTY WINDS ACROSS CENTRAL AND EASTERN KANSAS THIS AFTERNOON. KSZ008>012-020>024-026-034>040-054>056-058-059-110100- /O.CON.KTOP.FW.W.0005.000000T0000Z-110411T0100Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY- POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS- WABAUNSEE-SHAWNEE-DOUGLAS-LYON-OSAGE-FRANKLIN-COFFEY-ANDERSON- 345 PM CDT SUN APR 10 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 008... 009...010...011...012...020...021...022...023...024... 026... 034...035...036...037...038...039...040...054...055...056... 058 AND 059... * AFFECTED AREA...IN KANSAS...REPUBLIC COUNTY...WASHINGTON COUNTY...MARSHALL COUNTY...NEMAHA COUNTY...BROWN COUNTY... CLOUD COUNTY...CLAY COUNTY...RILEY COUNTY...POTTAWATOMIE COUNTY... JACKSON COUNTY...JEFFERSON COUNTY...OTTAWA COUNTY... DICKINSON COUNTY...GEARY COUNTY...MORRIS COUNTY...WABAUNSEE COUNTY... SHAWNEE COUNTY...DOUGLAS COUNTY...LYON COUNTY... OSAGE COUNTY... FRANKLIN COUNTY...COFFEY COUNTY...ANDERSON COUNTY. * WIND...SUSTAINED SOUTHWESTERLY WINDS OF 25 TO 30 MPH WITH GUSTS OF 30 TO 40 MPH WILL CONTINUE THROUGH THE REMAINDER OF THE AFTERNOON INTO EARLY EVENING. * HUMIDITY...RELATIVE HUMIDITY VALUES WILL RANGE IN THE 15 TO 20 PERCENT RANGE. * IMPACTS...THE COMBINATION OF DRY CURED AREA VEGETATION AND DRY WINDY CONDITIONS WILL MAKE FIRE EXTREMELY DIFFICULT TO CONTROL. EXPECT EXTREME FIRE BEHAVIOR INTO THE EVENING HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY FUELS...STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
831 WWUS83 KTOP 110059 RFWTOP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TOPEKA KS 759 PM CDT SUN APR 10 2011 ...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT... .WIND SPEEDS WILL REMAIN 10 TO 15 MPH OVERNIGHT. AS TEMPERATURES COOL...RELATIVE HUMIDITY VALUES WILL INCREASE. THIS WILL DECREASE THE RISK FOR RAPID FIRE GROWTH. KSZ008>012-020>024-026-034>040-054>056-058-059-110200- /O.EXP.KTOP.FW.W.0005.000000T0000Z-110411T0100Z/ REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY- POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS- WABAUNSEE-SHAWNEE-DOUGLAS-LYON-OSAGE-FRANKLIN-COFFEY-ANDERSON- 759 PM CDT SUN APR 10 2011 ...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 008...009... 010...011...012...020...021...022...023...024...026...034...035... 036...037...038...039...040...054...055...056...058 AND 059... THE RED FLAG WARNING WILL EXPIRE AT 8 PM CDT THIS EVENING. WIND SPEEDS WILL REMAIN 10 TO 15 MPH OVERNIGHT. AS TEMPERATURES COOL...RELATIVE HUMIDITY VALUES WILL INCREASE. THIS WILL DECREASE THE RISK FOR RAPID FIRE GROWTH. $$
The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 8:40 PM CDT | Special Weather Statement | TOP | Lyon | 35 min |
| Apr 8, 8:45 PM CDT | Special Weather Statement | TOP | Coffey | 15 min |
| Apr 8, 8:55 PM CDT | Severe Thunderstorm Warning | TOP | Anderson, Coffey, Franklin | 50 min |
| Apr 8, 9:00 PM CDT | Severe Thunderstorm Warning | TOP | Morris | 45 min |
| Apr 8, 9:43 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Morris, Wabaunsee | 47 min |
| Apr 8, 9:54 PM CDT | Tornado Warning | TOP | Morris | 26 min |
| Apr 8, 10:13 PM CDT | Special Weather Statement | TOP | Wabaunsee | 32 min |
| Apr 8, 10:28 PM CDT | Severe Thunderstorm Warning | TOP | Morris | 31 min |
| Apr 8, 10:49 PM CDT | Severe Thunderstorm Warning | TOP | Jefferson | 18 min |
| Apr 9, 4:49 AM CDT | Fire Weather Watch | TOP | Anderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more | 22 hr |
| Apr 9, 5:42 AM CDT | Dense Fog Advisory | TOP | Brown, Clay, Cloud, Jackson, Marshall, Nemaha and 4 more | 3 hr |
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.