Alert archive / South Dakota / Red Flag Warnings in 2012
Red Flag Warning 21, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this red flag warning at Sep 19, 2012, 4:11 AM CDT. It took effect at Sep 19, 2012, 2:00 PM CDT. It was in force for 6 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
- Sep 19, 2012, 4:11 AM CDT (09:11 UTC)
- In effect from
- Sep 19, 2012, 2:00 PM CDT
- Expired
- Sep 19, 2012, 8:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Sioux Falls, SD
The text
As transmitted, in the capitals the NWS used until 2016.
370 WWUS83 KFSD 190911 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 411 AM CDT WED SEP 19 2012 ...RED FLAG WARNING FOR ALL OF SOUTHEAST SOUTH DAKOTA AND EXTREME NORTHEAST NEBRASKA TODAY FOR WIND AND LOW RELATIVE HUMIDITY... .NORTHWEST WINDS WILL INCREASE QUICKLY BEHIND A COLD FRONT... WHICH WILL PUSH SOUTHEAST ACROSS THE REGION THIS MORNING. FREQUENT WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED THIS AFTERNOON THROUGH SUNSET...AS RELATIVE HUMIDITY VALUES FALL TO 20 TO 25 PERCENT. THIS WILL RESULT IN CRITICAL FIRE BEHAVIOR AS ALREADY DRY FUELS CONTINUE TO CURE. IAZ300-301-MNZ900-191015- /O.CAN.KFSD.FW.A.0017.120919T1900Z-120920T0100Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- 411 AM CDT WED SEP 19 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...255...256...257...258... 300...301 AND 900... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE FIRE WEATHER WATCH. FIRE DANGER IS STILL EXPECTED TO BE VERY HIGH THIS AFTERNOON WITH WINDS GUSTING IN THE 30 TO 40 MPH RANGE...HOWEVER HUMIDITY VALUES ARE EXPECTED TO HOVER CLOSER TO 30 PERCENT THIS AFTERNOON...JUST ABOVE RED FLAG CRITERIA. $$ NEZ249-SDZ255>258-191715- /O.UPG.KFSD.FW.A.0017.120919T1900Z-120920T0100Z/ /O.NEW.KFSD.FW.W.0021.120919T1900Z-120920T0100Z/ EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 411 AM CDT WED SEP 19 2012 ...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...255...256...257 AND 258... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256...257 AND 258. * WINDS...NORTHWEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * IMPACTS...GUSTY WINDS...LOW HUMIDITY VALUES...AND VERY DRY VEGETATION IN MODERATE TO EXCEPTIONAL DROUGHT CONDITIONS...WILL COMBINE TO PRODUCE HIGH FIRE IGNITION POTENTIAL...AND EXPLOSIVE FIRE GROWTH WITH RAPID RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
3 follow-up statements
651 WWUS83 KFSD 191510 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1010 AM CDT WED SEP 19 2012 ...RED FLAG WARNING FOR ALL OF SOUTHEAST SOUTH DAKOTA AND EXTREME NORTHEAST NEBRASKA TODAY FOR WIND AND LOW RELATIVE HUMIDITY... .NORTHWEST WINDS WILL INCREASE QUICKLY BEHIND A COLD FRONT... WHICH WILL PUSH SOUTHEAST ACROSS THE REGION THIS MORNING. FREQUENT WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED THIS AFTERNOON THROUGH SUNSET...AS RELATIVE HUMIDITY VALUES FALL TO 18 TO 25 PERCENT. THIS WILL RESULT IN CRITICAL FIRE BEHAVIOR AS ALREADY DRY FUELS CONTINUE TO CURE. IAZ301-MNZ900-192315- /O.EXB.KFSD.FW.W.0021.120919T2000Z-120920T0100Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- 1010 AM CDT WED SEP 19 2012 ...RED FLAG WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301 AND 900... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN MINNESOTA... FIRE WEATHER ZONE 900. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 23 PERCENT. * IMPACTS...GUSTY WINDS...LOW HUMIDITY VALUES...AND VERY DRY VEGETATION IN MODERATE TO EXCEPTIONAL DROUGHT CONDITIONS... WILL COMBINE TO PRODUCE HIGH FIRE IGNITION POTENTIAL...AND EXPLOSIVE FIRE GROWTH WITH RAPID RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ IAZ300-192315- /O.EXA.KFSD.FW.W.0021.120919T1900Z-120920T0100Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- 1010 AM CDT WED SEP 19 2012 ...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 300... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 300. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 19 PERCENT. * IMPACTS...GUSTY WINDS...LOW HUMIDITY VALUES...AND VERY DRY VEGETATION IN MODERATE TO EXCEPTIONAL DROUGHT CONDITIONS... WILL COMBINE TO PRODUCE HIGH FIRE IGNITION POTENTIAL...AND EXPLOSIVE FIRE GROWTH WITH RAPID RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ NEZ249-SDZ255>258-192315- /O.CON.KFSD.FW.W.0021.120919T1900Z-120920T0100Z/ EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 1010 AM CDT WED SEP 19 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...255...256...257 AND 258... * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256...257 AND 258. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * IMPACTS...GUSTY WINDS...LOW HUMIDITY VALUES...AND VERY DRY VEGETATION IN MODERATE TO EXCEPTIONAL DROUGHT CONDITIONS... WILL COMBINE TO PRODUCE HIGH FIRE IGNITION POTENTIAL...AND EXPLOSIVE FIRE GROWTH WITH RAPID RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
364 WWUS83 KFSD 192030 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 330 PM CDT WED SEP 19 2012 ...RED FLAG WARNING FOR ALL OF SOUTHEAST SOUTH DAKOTA AND EXTREME NORTHEAST NEBRASKA TODAY FOR WIND AND LOW RELATIVE HUMIDITY... .GUSTY NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PERSIST THE REST OF THE AFTERNOON INTO EARLY EVENING. RELATIVE HUMIDITY VALUES OF 18 TO 25 PERCENT WILL PERSIST THE REST OF THE AFTERNOON. THIS WILL RESULT IN CRITICAL FIRE BEHAVIOR AS ALREADY DRY FUELS CONTINUE TO CURE. IAZ300-NEZ249-SDZ255>258-200100- /O.CON.KFSD.FW.W.0021.000000T0000Z-120920T0100Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 330 PM CDT WED SEP 19 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 300... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 300. IN NEBRASKA... FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255... 256...257 AND 258. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * IMPACTS...GUSTY WINDS...LOW HUMIDITY VALUES...AND VERY DRY VEGETATION IN MODERATE TO EXCEPTIONAL DROUGHT CONDITIONS... WILL COMBINE TO PRODUCE HIGH FIRE IGNITION POTENTIAL...AND EXPLOSIVE FIRE GROWTH WITH RAPID RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ IAZ301-MNZ900-200100- /O.CON.KFSD.FW.W.0021.000000T0000Z-120920T0100Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- 330 PM CDT WED SEP 19 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301 AND 900... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN MINNESOTA... FIRE WEATHER ZONE 900. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 23 PERCENT. * IMPACTS...GUSTY WINDS...LOW HUMIDITY VALUES...AND VERY DRY VEGETATION IN MODERATE TO EXCEPTIONAL DROUGHT CONDITIONS... WILL COMBINE TO PRODUCE HIGH FIRE IGNITION POTENTIAL...AND EXPLOSIVE FIRE GROWTH WITH RAPID RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
211 WWUS83 KFSD 200101 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 800 PM CDT WED SEP 19 2012 IAZ300-301-MNZ900-NEZ249-SDZ255>258-200200- /O.EXP.KFSD.FW.W.0021.000000T0000Z-120920T0100Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 800 PM CDT WED SEP 19 2012 ...RED FLAG WARNING HAS EXPIRED FOR FIRE WEATHER ZONES 249...255...256...257...258...300...301 AND 900... $$
Nearby
Red Flag Warnings in South Dakota, 2012Red 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.