Alert archive / Missouri / Red Flag Warnings in 2012
Red Flag Warning 1, NWS St. Louis, MO
NWS St. Louis, MO issued this red flag warning at Feb 26, 2012, 5:25 AM CST for 22 counties in Missouri; 11 counties in Illinois. It took effect at Feb 26, 2012, 1:00 PM CST. It was in force for 4 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
- Feb 26, 2012, 5:25 AM CST (11:25 UTC)
- In effect from
- Feb 26, 2012, 1:00 PM CST
- Expired
- Feb 26, 2012, 5:00 PM CST
- In force
- 4 hr
- Issued by
- NWS St. Louis, MO
All 33 counties
Bond County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Jersey County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole County, MO, Crawford County, MO, Dent County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Lincoln County, MO, Madison County, MO, Moniteau County, MO, Montgomery County, MO, Osage County, MO, Reynolds County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Warren County, MO, Washington County, MO
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 11.4 hours before the alert went out and 262 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
- 1409 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
029 WWUS83 KLSX 261125 RFWLSX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 525 AM CST SUN FEB 26 2012 MOZ041-047>052-059>065-072-073-262300- /O.NEW.KLSX.FW.W.0001.120226T1900Z-120226T2300Z/ BOONE MO-CALLAWAY MO-COLE MO-CRAWFORD MO-FRANKLIN MO-GASCONADE MO- JEFFERSON MO-LINCOLN MO-MONITEAU MO-MONTGOMERY MO-OSAGE MO- ST. CHARLES MO-ST. LOUIS CITY MO-ST. LOUIS MO-WARREN MO- WASHINGTON MO- 525 AM CST SUN FEB 26 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM CST THIS AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF CENTRAL...EAST CENTRAL...AND SOUTHEAST MISSOURI... THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM TO 5 PM CST THIS AFTERNOON. * AFFECTED AREA...IN MISSOURI...FIRE WEATHER ZONES 041...047... 048...049...050...051...052...059...060...061...062...063... 064... 065...072 AND 073. * 20FT WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * 10HR FUELS...6 TO 8 PERCENT. * IMPACTS...THESE CONDITIONS ARE CONDUCIVE FOR THE RAPID SPREAD AND GROWTH OF WILDFIRES. 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. && $$ TES
2 follow-up statements
149 WWUS83 KLSX 261554 RFWLSX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 954 AM CST SUN FEB 26 2012 ILZ064-065-069-070-074-079-098>102-MOZ074-075-083>085-099-262300- /O.EXA.KLSX.FW.W.0001.120226T1900Z-120226T2300Z/ BOND IL-CALHOUN IL-CLINTON IL-DENT MO-FAYETTE IL-IRON MO- JERSEY IL-MADISON IL-MADISON MO-MARION IL-MONROE IL-RANDOLPH IL- REYNOLDS MO-ST. CLAIR IL-ST. FRANCOIS MO-STE. GENEVIEVE MO- WASHINGTON IL- 954 AM CST SUN FEB 26 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM CST THIS AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHEAST MISSOURI AND SOUTHWEST ILLINOIS... THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM TO 5 PM CST THIS AFTERNOON. * AFFECTED AREA...IN ILLINOIS...FIRE WEATHER ZONES 064...065... 069...070...074...079...098...099...100...101 AND 102. IN MISSOURI...FIRE WEATHER ZONES 074...075...083...084...085 AND 099. * 20FT WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * 10HR FUELS...6 TO 8 PERCENT. * IMPACTS...THESE CONDITIONS ARE CONDUCIVE FOR THE RAPID SPREAD AND GROWTH OF WILDFIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ MOZ041-047>052-059>065-072-073-262300- /O.CON.KLSX.FW.W.0001.120226T1900Z-120226T2300Z/ BOONE MO-CALLAWAY MO-COLE MO-CRAWFORD MO-FRANKLIN MO-GASCONADE MO- JEFFERSON MO-LINCOLN MO-MONITEAU MO-MONTGOMERY MO-OSAGE MO- ST. CHARLES MO-ST. LOUIS CITY MO-ST. LOUIS MO-WARREN MO- WASHINGTON MO- 954 AM CST SUN FEB 26 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 5 PM CST THIS AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL AND EAST CENTRAL MISSOURI... A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 5 PM CST THIS AFTERNOON. * AFFECTED AREA...IN MISSOURI...FIRE WEATHER ZONES 041...047... 048...049...050...051...052...059...060...061...062...063... 064... 065...072 AND 073. * 20FT WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * 10HR FUELS...6 TO 8 PERCENT. * IMPACTS...THESE CONDITIONS ARE CONDUCIVE FOR THE RAPID SPREAD AND GROWTH OF WILDFIRES. 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. && $$ JP
946 WWUS83 KLSX 262305 RFWLSX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 505 PM CST SUN FEB 26 2012 ILZ064-065-069-070-074-079-098>102-MOZ041-047>052-059>065-072>075- 083>085-099-270015- /O.EXP.KLSX.FW.W.0001.000000T0000Z-120226T2300Z/ BOND IL-BOONE MO-CALHOUN IL-CALLAWAY MO-CLINTON IL-COLE MO- CRAWFORD MO-DENT MO-FAYETTE IL-FRANKLIN MO-GASCONADE MO-IRON MO- JEFFERSON MO-JERSEY IL-LINCOLN MO-MADISON IL-MADISON MO-MARION IL- MONITEAU MO-MONROE IL-MONTGOMERY MO-OSAGE MO-RANDOLPH IL- REYNOLDS MO-ST. CHARLES MO-ST. CLAIR IL-ST. FRANCOIS MO- ST. LOUIS CITY MO-ST. LOUIS MO-STE. GENEVIEVE MO-WARREN MO- WASHINGTON IL-WASHINGTON MO- 505 PM CST SUN FEB 26 2012 ...RED FLAG WARNING WILL EXPIRE AT 5 PM CST THIS AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR A PORTION OF ILLINOIS AND MISSOURI... THE RED FLAG WARNING WILL EXPIRE AT 5 PM CST THIS AFTERNOON. WINDS WILL CONTINUE TO SUBSIDE THIS EVENING AS THE RELATIVE HUMIDITY INCREASES ENDING THE THREAT FOR CRITICAL FIRE WEATHER CONDITIONS... THEREFORE THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE. $$ MILLER
Nearby
Red Flag Warnings in Missouri, 2012Red Flag Warnings in Illinois, 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.