Alert archive / Minnesota / Red Flag Warnings in 2012
Red Flag Warning 20, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this red flag warning at Sep 15, 2012, 3:56 AM CDT. It took effect at Sep 15, 2012, 1:00 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
- Sep 15, 2012, 3:56 AM CDT (08:56 UTC)
- In effect from
- Sep 15, 2012, 1:00 PM CDT
- Expired
- Sep 15, 2012, 8:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Sioux Falls, SD
The text
As transmitted, in the capitals the NWS used until 2016.
835 WWUS83 KFSD 150856 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 356 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING THIS AFTERNOON AND EVENING FOR SOUTHEAST SOUTH DAKOTA AND SOUTHWEST MINNESOTA FOR WIND AND LOW RELATIVE HUMIDITY... .A CHANGE TODAY FROM YESTERDAY WILL BE DEVELOPMENT OF INCREASED SOUTHERLY WINDS ACROSS THE AREA. WITH A CONTINUATION OF MOSTLY SUNNY AND DRY CONDITIONS...THE INCREASED WINDS GUSTING TO AROUND 25 MPH AT TIMES AFTERNOON AND EARLY EVENING WILL COMBINE WITH RELATIVE HUMIDITY VALUES EXPECTED TO DROP BELOW 25 PERCENT...TO CREATE A DANGEROUS SITUATION WHICH WOULD FAVOR EXPLOSIVE FIRE GROWTH. MNZ900-SDZ255>258-151700- /O.UPG.KFSD.FW.A.0016.120915T1800Z-120916T0100Z/ /O.NEW.KFSD.FW.W.0020.120915T1800Z-120916T0100Z/ SOUTHWEST MINNESOTA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 356 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 255...256...257...258 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 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN MINNESOTA...FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256...257 AND 258. * WINDS...SOUTH 15 TO 20 MPH WITH GUSTS UP TO 25 TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT IN THE LOWER BRULE AREAS...AND AROUND 20 PERCENT TOWARD THE INTERSTATE 29 CORRIDOR AND SOUTHWEST MINNESOTA. * IMPACTS...BRISK WINDS...LOW HUMIDITY VALUES AND VERY DRY VEGETATION WITH 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. && $$
3 follow-up statements
170 WWUS83 KFSD 151529 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1029 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING THIS AFTERNOON AND EVENING FOR SOUTHEAST SOUTH DAKOTA AND SOUTHWEST MINNESOTA FOR WIND AND LOW RELATIVE HUMIDITY... .A CHANGE TODAY FROM YESTERDAY WILL BE DEVELOPMENT OF INCREASED SOUTHERLY WINDS ACROSS THE AREA. WITH A CONTINUATION OF MOSTLY SUNNY AND DRY CONDITIONS...THE INCREASED WINDS GUSTING TO AROUND 25 MPH AT TIMES AFTERNOON AND EARLY EVENING WILL COMBINE WITH RELATIVE HUMIDITY VALUES EXPECTED TO DROP BELOW 25 PERCENT...TO CREATE A DANGEROUS SITUATION WHICH WOULD FAVOR EXPLOSIVE FIRE GROWTH. MNZ900-SDZ255>258-152330- /O.CON.KFSD.FW.W.0020.120915T1800Z-120916T0100Z/ SOUTHWEST MINNESOTA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 1029 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 255... 256...257...258 AND 900... * AFFECTED AREA...IN MINNESOTA...FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256...257 AND 258. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT IN THE LOWER BRULE AREAS...AND AROUND 20 PERCENT TOWARD THE INTERSTATE 29 CORRIDOR INTO SOUTHWEST MINNESOTA. * IMPACTS...BRISK WINDS...LOW HUMIDITY VALUES AND VERY DRY VEGETATION WITH MODERATE TO EXCEPTIONAL DROUGHT CONDITIONS... WILL COMBINE TO PRODUCE HIGH FIRE IGNITION POTENTIAL AND EXPLOSIVE FIRE GROWTH WITH RAPID RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
490 WWUS83 KFSD 151954 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 254 PM CDT SAT SEP 15 2012 ...RED FLAG WARNING THIS AFTERNOON AND EVENING FOR SOUTHEAST SOUTH DAKOTA AND SOUTHWEST MINNESOTA FOR WIND AND LOW RELATIVE HUMIDITY... .WITH A CONTINUATION OF MOSTLY SUNNY AND DRY CONDITIONS...ALONG WITH SOUTHWESTERLY WINDS GUSTING TO AROUND 25 MPH AT TIMES DURING THE AFTERNOON AND EARLY EVENING...IN COMBINATION WITH RELATIVE HUMIDITY VALUES DROPPING BELOW 25 PERCENT...WILL CREATE A DANGEROUS SITUATION FAVORING EXPLOSIVE FIRE GROWTH. MNZ900-SDZ255>258-160100- /O.CON.KFSD.FW.W.0020.000000T0000Z-120916T0100Z/ SOUTHWEST MINNESOTA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 254 PM CDT SAT SEP 15 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 255... 256...257...258 AND 900... * AFFECTED AREA...IN MINNESOTA...FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256...257 AND 258. * WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT IN THE LOWER BRULE AREAS...AND AROUND 20 PERCENT TOWARD THE INTERSTATE 29 CORRIDOR INTO SOUTHWEST MINNESOTA. * IMPACTS...BRISK WINDS...LOW HUMIDITY VALUES AND VERY DRY VEGETATION WITH 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. && $$
313 WWUS83 KFSD 160058 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 758 PM CDT SAT SEP 15 2012 ...CRITICAL FIRE WEATHER CONDITIONS DIMINISHING... MNZ900-SDZ255>258-160200- /O.EXP.KFSD.FW.W.0020.000000T0000Z-120916T0100Z/ SOUTHWEST MINNESOTA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 758 PM CDT SAT SEP 15 2012 ...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 255...256... 257...258 AND 900... WIND SPEEDS HAVE DROPPED INTO THE 10 TO 15 MPH RANGE ACROSS MOST OF THE AREA. RELATIVE HUMIDITY IS ALSO APPROACHING 30 PERCENT AND WILL CONTINUE TO RISE THROUGH THE NIGHT. THUS CRITICAL FIRE WEATHER CONDITIONS WILL ALSO CONTINUE TO DIMINISH. $$
Nearby
Red Flag Warnings in Minnesota, 2012Red Flag Warnings in South Dakota, 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.