Alert archive / Iowa / Fire Weather Watches in 2012
Fire Weather Watch 13, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this fire weather watch at Aug 28, 2012, 4:04 PM CDT. It took effect at Aug 30, 2012, 12:00 PM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Aug 28, 2012, 4:04 PM CDT (21:04 UTC)
- In effect from
- Aug 30, 2012, 12:00 PM CDT
- Expired
- Aug 30, 2012, 3:51 AM CDT
- In force
- Issued by
- NWS Sioux Falls, SD
The text
As transmitted, in the capitals the NWS used until 2016.
545 WWUS83 KFSD 282104 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 404 PM CDT TUE AUG 28 2012 ...GUSTY SOUTH TO SOUTHWEST WINDS AND VERY LOW RELATIVE HUMIDITY WILL CREATE VERY CRITICAL FIRE WEATHER THROUGH THIS EVENING AND THEN AGAIN ON WEDNESDAY... .VERY HOT AND DRY CONDITIONS WILL CONTINUE THIS AFTERNOON AHEAD OF A WEAK FRONTAL BOUNDARY MOVING INTO THE LOWER BRULE AND EAST CENTRAL SOUTH DAKOTA AREAS. SOUTHERLY WINDS OF 15 TO 20 MPH WITH GUSTS AT TIMES TO AROUND 30 MPH...ESPECIALLY THROUGH THE LOWER MISSOURI VALLEY AND INTO NORTHEAST NEBRASKA. WITH VEGETATION RAVAGED BY DROUGHT CONDITIONS...CRITICAL FIRE BEHAVIOR IS EXPECTED TO CONTINUE SOUTH OF INTERSTATE 90...AS FAR WEST AS PARKSTON AND AVON...AND EAST TO THE IOWA BORDER. ON WEDNESDAY...THE FRONTAL BOUNDARY WILL SETTLE SOUTHWARD AND STALL NEAR OR JUST SOUTH OF INTERSTATE 90. CONDITIONS SOUTH OF THIS BOUNDARY BY AFTERNOON WILL AGAIN CREATE THE POTENTIAL FOR GUSTY SOUTH WINDS AND VERY LOW HUMIDITIES OF 15 TO 20 PERCENT. WITH THE UNCERTAINTY IN THE LOCATION OF THIS BOUNDARY...A FIRE WEATHER WATCH HAS BEEN ISSUED GENERALLY FOR AREAS SOUTH OF INTERSTATE 90 IN SOUTH DAKOTA AND NORTHEAST NEBRASKA...WITH MOST DANGEROUS FIRE WEATHER CONDITIONS AGAIN MORE LIKELY TOWARD THE MISSOURI RIVER. FIRE BEHAVIOR WILL AGAIN BE CRITICAL IN MANY AREAS ON THURSDAY AS THE WARM FRONTAL BOUNDARY LIFTS NORTHWARD... AND THE ENTIRE AREA PUSHES INTO THE WARM SECTOR AHEAD OF AN ADVANCING COLD FRONT. STRONG SOUTHWEST WINDS AND EXTREMELY LOW HUMIDITY LEVELS WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. NEZ249-SDZ258-290515- /O.NEW.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ /O.CON.KFSD.FW.W.0013.000000T0000Z-120829T0100Z/ /O.CON.KFSD.FW.A.0012.120829T1800Z-120830T0200Z/ EXTREME NORTHEAST NEBRASKA- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 404 PM CDT TUE AUG 28 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 AND 258... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 AND 258... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 AND 258... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING. * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONE 258. * WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * TIMING... * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...IN THE MID 80S. * LIGHTNING... * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ IAZ300-301-MNZ900-SDZ257-290515- /O.NEW.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE BIG SIOUX RIVER VALLEY- 404 PM CDT TUE AUG 28 2012 ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 257...300...301 AND 900... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN MINNESOTA...FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONE 257. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * TIMING... * RELATIVE HUMIDITY...AS LOW AS 16 PERCENT. * TEMPERATURES...IN THE LOWER 90S. * LIGHTNING... * IMPACTS... PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ SDZ255-290515- /O.CON.KFSD.FW.A.0012.120829T1800Z-120830T0200Z/ LOWER BRULE AND LAKE ANDES VICINITY- 404 PM CDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 255... * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255. * WINDS...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...ANY FIRES THAT IGNITE MAY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$
6 follow-up statements
515 WWUS83 KFSD 290143 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 843 PM CDT TUE AUG 28 2012 ...GUSTY SOUTH TO SOUTHWEST WINDS AND VERY LOW RELATIVE HUMIDITY WILL CREATE VERY CRITICAL FIRE WEATHER WEDNESDAY AND THURSDAY... .ON WEDNESDAY...A FRONTAL BOUNDARY WILL STALL NEAR OR JUST SOUTH OF INTERSTATE 90. CONDITIONS SOUTH OF THIS BOUNDARY BY AFTERNOON WILL CREATE THE POTENTIAL FOR GUSTY SOUTH WINDS AND VERY LOW HUMIDITIES OF 15 TO 20 PERCENT. WITH THE UNCERTAINTY IN THE LOCATION OF THIS BOUNDARY...A FIRE WEATHER WATCH HAS BEEN ISSUED GENERALLY FOR AREAS SOUTH OF INTERSTATE 90 IN SOUTH DAKOTA AND NORTHEAST NEBRASKA...WITH MOST DANGEROUS FIRE WEATHER CONDITIONS AGAIN MORE LIKELY TOWARD THE MISSOURI RIVER. FIRE BEHAVIOR WILL AGAIN BE CRITICAL IN MANY AREAS ON THURSDAY AS THE WARM FRONTAL BOUNDARY LIFTS NORTHWARD... AND THE ENTIRE AREA PUSHES INTO THE WARM SECTOR AHEAD OF AN ADVANCING COLD FRONT. STRONG SOUTHWEST WINDS AND EXTREMELY LOW HUMIDITY LEVELS WILL CREATE CRITICAL FIRE WEATHER CONDITIONS....ESPECIALLY EAST OF THE JAMES RIVER VALLEY. NEZ249-SDZ258-290945- /O.CON.KFSD.FW.A.0012.120829T1800Z-120830T0200Z/ /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ EXTREME NORTHEAST NEBRASKA- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 843 PM CDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 AND 258... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 AND 258... * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONE 258. * WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...IN THE UPPER 80S. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ SDZ255-290945- /O.CON.KFSD.FW.A.0012.120829T1800Z-120830T0200Z/ LOWER BRULE AND LAKE ANDES VICINITY- 843 PM CDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 255... * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255. * WINDS...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...ANY FIRES THAT IGNITE MAY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ IAZ300-301-MNZ900-SDZ257-290945- /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE BIG SIOUX RIVER VALLEY- 843 PM CDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 257...300...301 AND 900... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN MINNESOTA...FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONE 257. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 16 PERCENT. * TEMPERATURES...IN THE LOWER 90S. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$
009 WWUS83 KFSD 290905 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 405 AM CDT WED AUG 29 2012 .VERY HOT AND DRY CONDITIONS WILL BE IN PLACE AGAIN TODAY AS LIGHTER WINDS THIS MORNING GRADUALLY INCREASE FROM THE SOUTH AT 10 TO 20 MPH. WHILE WINDS WILL NOT BE AS STRONG AS YESTERDAY AFTERNOON RELATIVE HUMIDITIES WILL FALL TO AROUND 15 PERCENT ALONG THE MISSOURI RIVER VALLEY AND AROUND 20 PERCENT OVER SOUTHERN PARTS OF THE JAMES RIVER VALLEY INTO NORTHWEST IOWA. FIRE BEHAVIOR WILL AGAIN BE CRITICAL IN MANY AREAS ON THURSDAY AS A WEAK COOL FRONT SAG SOUTH...AND MUCH OF THE SOUTHERN AND EASTERN PART OF THE AREA REMAINS IN THE VERY WARM AIR AHEAD OF THE FRONT. STRONG SOUTHWEST WINDS AND EXTREMELY LOW HUMIDITY LEVELS WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. NEZ249-SDZ258-291715- /O.UPG.KFSD.FW.A.0012.120829T1800Z-120830T0200Z/ /O.NEW.KFSD.FW.W.0014.120829T1800Z-120830T0200Z/ /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ EXTREME NORTHEAST NEBRASKA- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 405 AM CDT WED AUG 29 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 AND 258... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 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 1 PM THIS AFTERNOON TO 9 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 ZONE 258. * WINDS...SOUTH 10 TO 20 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...AROUND 105. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ IAZ300-291715- /O.NEW.KFSD.FW.W.0014.120829T1800Z-120830T0200Z/ /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- 405 AM CDT WED AUG 29 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 300... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 257...300...301 AND 900... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT THIS EVENING. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 300. * WINDS...SOUTH 15 TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 16 PERCENT. * TEMPERATURES...95 TO 100. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ SDZ255-291715- /O.UPG.KFSD.FW.A.0012.120829T1800Z-120830T0200Z/ /O.NEW.KFSD.FW.W.0014.120829T1800Z-120830T0200Z/ LOWER BRULE AND LAKE ANDES VICINITY- 405 AM CDT WED AUG 29 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 255... 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 9 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255. * WINDS...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...ANY FIRES THAT IGNITE MAY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. 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. && $$ IAZ301-MNZ900-SDZ257-291715- /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE BIG SIOUX RIVER VALLEY- 405 AM CDT WED AUG 29 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 257...300...301 AND 900... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN MINNESOTA... FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONE 257. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 17 PERCENT. * TEMPERATURES...IN THE LOWER 90S. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$
501 WWUS83 KFSD 291534 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1034 AM CDT WED AUG 29 2012 .VERY HOT AND DRY CONDITIONS WILL REPEAT THIS AFTERNOON WITH SOUTH WINDS INCREASING TO 15 TO 25 MPH. RELATIVE HUMIDITIES WILL FALL TO AROUND 15 PERCENT ALONG THE MISSOURI RIVER VALLEY AND AROUND 20 PERCENT OVER SOUTHERN PARTS OF THE JAMES RIVER VALLEY INTO NORTHWEST IOWA. FIRE BEHAVIOR WILL AGAIN BE CRITICAL IN MANY AREAS ON THURSDAY AS A WEAK COOL FRONT SAG SOUTH...AND MUCH OF THE SOUTHERN AND EASTERN PART OF THE AREA REMAINS IN THE VERY WARM AIR AHEAD OF THE FRONT. STRONG SOUTHWEST WINDS AND EXTREMELY LOW HUMIDITY LEVELS WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. IAZ300-NEZ249-SDZ258-292345- /O.CON.KFSD.FW.W.0014.120829T1800Z-120830T0200Z/ /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- EXTREME NORTHEAST NEBRASKA- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 1034 AM CDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...258 AND 300... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...258 AND 300... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 300. IN NEBRASKA... FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONE 258. * WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * TEMPERATURES...100 TO 105. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. 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. && $$ SDZ255-292345- /O.CON.KFSD.FW.W.0014.120829T1800Z-120830T0200Z/ LOWER BRULE AND LAKE ANDES VICINITY- 1034 AM CDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 255... * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255. * WINDS...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...ANY FIRES THAT IGNITE MAY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ IAZ301-MNZ900-SDZ257-292345- /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE BIG SIOUX RIVER VALLEY- 1034 AM CDT WED AUG 29 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 257...301 AND 900... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN MINNESOTA... FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONE 257. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * TEMPERATURES...IN THE LOWER 90S. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$
939 WWUS83 KFSD 292012 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 312 PM CDT WED AUG 29 2012 .VERY HOT AND DRY CONDITIONS WILL PERSIST THE REST OF THIS AFTERNOON WITH SOUTH WINDS OF 15 TO 25 MPH. RELATIVE HUMIDITIES WILL REMAIN NEAR 20 PERCENT. FIRE BEHAVIOR WILL AGAIN BE CRITICAL IN MANY AREAS SOUTH OF INTERSTATE 90 ON THURSDAY. STRONG SOUTHWEST WINDS AND EXTREMELY LOW HUMIDITY LEVELS WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. MNZ900-SDZ257-292115- /O.CAN.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ SOUTHWEST MINNESOTA-MIDDLE BIG SIOUX RIVER VALLEY- 312 PM CDT WED AUG 29 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 257...301 AND 900... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE FIRE WEATHER WATCH. $$ IAZ300-NEZ249-300415- /O.UPG.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ /O.NEW.KFSD.FW.W.0015.120830T1700Z-120831T0100Z/ /O.CON.KFSD.FW.W.0014.000000T0000Z-120830T0200Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- EXTREME NORTHEAST NEBRASKA- 312 PM CDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249... 258 AND 300... ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249 AND 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 NOON TO 8 PM CDT THURSDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 300. IN NEBRASKA... FIRE WEATHER ZONE 249. * WINDS...SOUTH TO SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...NEAR 100 DEGREES IN THE AFTERNOON. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. 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. && $$ IAZ301-300415- /O.UPG.KFSD.FW.A.0013.120830T1700Z-120831T0200Z/ /O.NEW.KFSD.FW.W.0015.120830T1700Z-120831T0100Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS- 312 PM CDT WED AUG 29 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 301... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 8 PM CDT THURSDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...NEAR 100 DEGREES IN THE AFTERNOON. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ SDZ258-300415- /O.EXT.KFSD.FW.A.0013.120830T1700Z-120831T0100Z/ /O.CON.KFSD.FW.W.0014.000000T0000Z-120830T0200Z/ LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 312 PM CDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249... 258 AND 300... ...FIRE WEATHER WATCH NOW IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...258 AND 300... * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 258. * WINDS...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * TEMPERATURES...TEMPERATURES OF 100 TO 105 IN THE AFTERNOON DROPPING INTO THE 80S BY MID EVENING. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. 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. && $$ SDZ255-300200- /O.CON.KFSD.FW.W.0014.000000T0000Z-120830T0200Z/ LOWER BRULE AND LAKE ANDES VICINITY- 312 PM CDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 255... * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255. * WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * IMPACTS...ANY FIRES THAT IGNITE MAY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
505 WWUS83 KFSD 300214 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 914 PM CDT WED AUG 29 2012 .VERY HOT AND DRY CONDITIONS WILL PERSIST SOUTH OF INTERSTATE 90 ON THURSDAY. RELATIVE HUMIDITY WILL DROP TO NEAR 20 PERCENT AS HIGH TEMPERATURES RISE TO NEAR 100 DEGREES. FIRE BEHAVIOR WILL AGAIN BE CRITICAL AREAS SOUTH OF INTERSTATE 90 ON THURSDAY. STRONG SOUTHWEST WINDS AND EXTREMELY LOW HUMIDITY LEVELS WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. IAZ300-NEZ249-301015- /O.EXP.KFSD.FW.W.0014.000000T0000Z-120830T0200Z/ /O.CON.KFSD.FW.W.0015.120830T1700Z-120831T0100Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- EXTREME NORTHEAST NEBRASKA- 914 PM CDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...258 AND 300... ...RED FLAG WARNING HAS EXPIRED THIS EVENING FOR FIRE WEATHER ZONES 249...258 AND 300... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 300. IN NEBRASKA... FIRE WEATHER ZONE 249. * WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * TEMPERATURES...HIGH TEMPERATURES WILL TOP OUT NEAR 100 DEGREES ON THURSDAY. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. 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. && $$ SDZ258-301015- /O.EXP.KFSD.FW.W.0014.000000T0000Z-120830T0200Z/ /O.CON.KFSD.FW.A.0013.120830T1700Z-120831T0100Z/ LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 914 PM CDT WED AUG 29 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...258 AND 300... ...RED FLAG WARNING HAS EXPIRED FOR THIS EVENING FOR FIRE WEATHER ZONES 249...258 AND 300... * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 258. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...HIGH TEMPERATURES NEAR 100 THURSDAY AFTERNOON. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ SDZ255-300315- /O.EXP.KFSD.FW.W.0014.000000T0000Z-120830T0200Z/ LOWER BRULE AND LAKE ANDES VICINITY- 914 PM CDT WED AUG 29 2012 ...RED FLAG WARNING HAS EXPIRED FOR FIRE WEATHER ZONE 255... $$ IAZ301-301015- /O.CON.KFSD.FW.W.0015.120830T1700Z-120831T0100Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS- 914 PM CDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 301... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...HIGH TEMPERATURES WILL BE NEAR 100 DEGREES THURSDAY AFTERNOON. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
039 WWUS83 KFSD 300851 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 351 AM CDT THU AUG 30 2012 .VERY HOT AND DRY CONDITIONS WILL PERSIST SOUTH OF INTERSTATE 90 TODAY. RELATIVE HUMIDITY WILL DROP TO AROUND 20 PERCENT AS HIGH TEMPERATURES RISE ABOVE 100 DEGREES. FIRE BEHAVIOR WILL AGAIN BE CRITICAL AREAS SOUTH OF INTERSTATE 90 ...WITH STRONG SOUTHWEST WINDS AND EXTREMELY LOW HUMIDITY LEVELS. SDZ258-301700- /O.UPG.KFSD.FW.A.0013.120830T1700Z-120831T0100Z/ /O.EXB.KFSD.FW.W.0015.120830T1700Z-120830T2300Z/ LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 351 AM CDT THU AUG 30 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 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 NOON TODAY TO 6 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 258. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * TEMPERATURES...IN THE UPPER 90S. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. 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. && $$ MNZ900-301700- /O.EXB.KFSD.FW.W.0015.120830T1700Z-120830T2300Z/ SOUTHWEST MINNESOTA- 351 AM CDT THU AUG 30 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 900... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING. * AFFECTED AREA...IN MINNESOTA...FIRE WEATHER ZONE 900. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 24 PERCENT. * TEMPERATURES...IN THE MID 90S. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ IAZ300-301-NEZ249-301700- /O.CON.KFSD.FW.W.0015.120830T1700Z-120831T0100Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS- EXTREME NORTHEAST NEBRASKA- 351 AM CDT THU AUG 30 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...300 AND 301... * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN NEBRASKA...FIRE WEATHER ZONE 249. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * TEMPERATURES...IN THE UPPER 90S. * IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY. POSTPONE OUTDOOR BURNING. FIGHTING FIRES AT THE FLANKS IS RECOMMENDED IN RED FLAG CONDITIONS. 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. && $$
What forecasters said that day
The local office's own words before this fire weather watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sioux Falls, SD wrote its last area forecast discussion before this fire weather watch went out at Aug 28, 3:45 PM CDT, 19 minutes earlier.
Area forecast discussion, Aug 28, 3:45 PM CDT, 19 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
345 PM CDT TUE AUG 28 2012
.DISCUSSION.../ISSUED AT 345 PM CDT/
CURRENTLY SEEING STRONG SOUTHERLY WINDS OUT AHEAD OF AN APPROACHING
BOUNDARY. HAD A GUST TO 45 MPH HERE AT THE AIRPORT IN SIOUX
FALLS...BUT MOST LOCATIONS ARE GUSTING CLOSER TO 30 MPH. A DECENT
700 MB WAVE IS FORECAST TO MOVE ACROSS OUR NORTHEAST TONIGHT. THIS
WILL HELP DRAG A BOUNDARY ACROSS THE AREA LATE THIS AFTERNOON INTO
THE OVERNIGHT. WINDS WILL DIMINISH AFTER SUNSET...BUT WILL TEND TO
TAKE ON AN EASTERLY COMPONENT NORTH OF THIS BOUNDARY...WHILE A
SOUTHERLY BREEZE STAYS UP SOUTH OF INTERSTATE 90. BEST LOW AND MID
LEVEL FORCING STAYS EAST OF OUR AREA...AND WITH VERY LIMITED
MOISTURE...THINK WE STAY DRY. THIS IS SUPPORTED BY THE HRRR AND NAM
WHICH KEEP ELEVATED CONVECTION TO OUR EAST TONIGHT. LOWS SHOULD DROP
INTO THE LOW AND MID 60S NORTH OF THE BOUNDARY...WITH MID AND UPPER
60S TO THE SOUTH.
MODELS HANDLE THE BOUNDARY DIFFERENTLY ON WEDNESDAY. THE NAM IS
SLOWEST TO LIFT IT NORTH...WHILE THE GFS AND ECMWF ARE A BIT
QUICKER. NAM SEEMS TO HANDLE THESE MORE MESOSCALE BOUNDARIES
BETTER...SO TRENDED A BIT TOWARDS ITS SOLUTION. THIS WOULD RESULT
IN LIGHT EASTERLY WINDS TO BEGIN THE DAY...TURING SOUTHERLY AND
INCREASING LATE IN THE DAY. TIMING OF THE BOUNDARY AND WIND INCREASE
WILL BE IMPORTANT FOR FIRE WEATHER CONCERNS. FOR NOW...WINDS ARE
EXPECTED TO STAY BELOW RED FLAG CRITERIA ACROSS THE WHOLE AREA...BUT
IT WILL BE CLOSE...AND A FASTER SOLUTION WITH THE BOUNDARY LIKE THE
ECMWF MAY PUSH THE WINDS OVER 25 MPH. HUMIDITY VALUES STILL EXPECTED
TO DROP BELOW 25 PERCENT SOUTHWEST OF A STORM LAKE TO HURON
LINE...AND INTO THE TEENS WEST OF THE JAMES RIVER. SO DUE TO THE
VERY LOW HUMIDITY AND WIND UNCERTAINTY...WILL LEAVE THE FIRE
WEATHER WATCH AS IS...AND LET THE OVERNIGHT SHIFT VIEW 0Z MODEL
TRENDS WITH REGARDS TO WINDS.
EITHER WAY...IT WILL BE HOT AND DRY WEDNESDAY WITH MOSTLY SUNNY
SKIES. FOLLOWED A BLEND OF THE BIAS CORRECTED NAM AND ECMWF
SOLUTIONS FOR HIGHS...GENERALLY GIVING 90S AND 100S ACROSS THE AREA.
WARMEST TEMPERATURES SHOULD BE NEAR THE MISSOURI RIVER WEST OF THE
JAMES RIVER. THE LACK OF A STRONG WESTERLY COMPONENT OF THE WIND
COULD ACT TO LIMIT MIXING SOMEWHAT...ALTHOUGH POSSIBLE
SUPERADIABATIC HEATING SHOULD OFFSET ANY LACK OF MIXING. EVEN WITH
THE LOW DEWPOINTS...WE MAY HIT HEAT ADVISORY CRITERIA ALONG AND
WEST OF THE JAMES RIVER. SEEMS BORDERLINE IN MOST COUNTIES...WITH
ONLY BRULE AND GREGORY BEING TO BE A GOOD BET TO HIT IT. THUS FOR
COLLABORATION PURPOSES WILL HOLD OFF ON AN ADVISORY AND LET MIDNIGHT
SHIFT TAKE ANOTHER LOOK. /CHENARD
A BROAD MID LEVEL TROUGH MOVING ALONG THE CANADIAN BORDER WILL USHER
IN STRONG SOUTHWESTERLY FLOW WEDNESDAY NIGHT INTO THE BETTER PART OF
THURSDAY. THE RESULT WILL BE WELL MIXED AND BREEZY CONDITIONS WITH
VERY WARM TEMPERATURES. AHEAD OF THE BOUNDARY ON WEDNESDAY
NIGHT...COULD SEE A FEW NOCTURNAL HIGH BASED SHOWERS AND
THUNDERSTORMS ALONG OUR WESTERN BORDER. ANY PRECIPITATION THAT DOES
DEVELOP WOULD BE VERY LIGHT AND SHOULD DISSIPATE QUICKLY BY DAYBREAK
THURSDAY. LOWS WILL BE QUITE MILD...PARTICULARLY INTO SOUTH CENTRAL
SOUTH DAKOTA WHERE STRONG MIXING AND WARM AIR ADVECTION ON THE NOSE
OF THE LOW LEVEL JET SHOULD KEEP LOWS WELL INTO THE LOWER TO MID
70S.
FRONTAL BOUNDARY BEGINS ADVANCING EASTWARD INTO THE FORECAST AREA
EARLY THURSDAY...WHICH IS SLIGHTLY FASTER TIMING THAN PREVIOUS MODEL
RUNS. MODELS ARE IN REASONABLY GOOD AGREEMENT WITH THIS FASTER
TRACK...HOWEVER IT MAKES FOR A TRICKY TEMPERATURE FORECAST. THE WELL
MIXED CONDITIONS AHEAD OF THE FRONT WILL ALLOW FOR HIGHS FROM 100 TO
105 FOR AREAS THAT WILL SEE LONGEST MIXING...LIKELY SOUTH OF A SIOUX
FALLS TO LAKE ANDES LINE AND INTO FAR NORTHWEST IOWA. DEWPOINTS WILL
SIMILARLY PLUMMET IN THE AFTERNOON AND WILL RESULT IN MINIMUM RH
VALUES OF 15 TO 25 PERCENT FOR MUCH OF THE FORECAST AREA. WITH
ATTENDANT BREEZY WINDS...IT LOOKS LIKE ANOTHER POTENTIALLY EXTREME
FIRE WEATHER DAY. WENT AHEAD AND ISSUED A FIRE WEATHER WATCH FOR ALL
BUT THE FAR WESTERN ZONES WHICH WILL MISS OUT ON THE STRONGEST
SOUTHWEST WINDS WITH AN EARLIER FRONTAL PASSAGE.
THE EXTENDED RANGE WILL BE LARGELY DEPENDENT UPON THE TRACK OF THE
REMNANTS OF HURRICANE ISAAC. THE LATEST MODELS ARE IN SOMEWHAT
DECENT AGREEMENT WITH BRINGING THE REMNANTS NORTHWARD INTO THE
OZARKS AREA BY FRIDAY AFTERNOON. WITH UPPER LEVEL RIDGING IN PLACE
OVER THE NORTHERN PLAINS...SUBSIDENCE WILL BRING A DRY WEATHER ON
FRIDAY AND RELATIVELY LIGHT SOUTHEAST WINDS...BUT VERY LITTLE RELIEF
TO THE HEAT. HIGHS WILL REMAIN ABOVE NORMAL WITH READINGS IN THE 90S
HOWEVER HIGHER DEWPOINTS AND THE LIGHT WINDS WILL BRING SOME RELIEF
TO FIRE WEATHER CONCERNS.
MODELS BEGIN CURVING ISAAC A LITTLE MORE NORTHEASTWARD ON FRIDAY
NIGHT AND SATURDAY...WHICH BRINGS THE CENTER WHICH BRINGS THE CENTER
INTO THE MID MISSISSIPPI VALLEY. THE GFS IS SLIGHTLY WEST OF THE
ECMWF TRACK...WHILE THE GEM IS QUITE A BIT FURTHER EAST. IT STILL
LOOKS LIKE THIS SCENARIO WILL KEEP THE PRECIPITATION OUT OF OUR CWA
WITH ONLY SOME CLOUDS OR PERHAPS A STRAY SHOWER IN OUR FAR SOUTHEAST.
INTO EARLY NEXT WEEK...MODELS BEGIN DIVERGING QUITE A BIT WITH THE
POTENTIAL FOR A TROUGH MOVING INTO THE HIGH PLAINS AROUND THE
SATURDAY NIGHT THROUGH SUNDAY NIGHT TIME FRAME. THE GFS AND GEM ARE
MORE PRONOUNCED WITH THIS TROUGH WITH THE GFS BEING THE MOST
AGGRESSIVE. AT THE SAME TIME THE ECMWF WASHES OUT THE TROUGH WITH A
ZONAL FLOW PATTERN. OVERALL...NONE OF THE SOLUTIONS LOOK
PARTICULARLY IMPRESSIVE FOR PRECIPITATION CHANCES. WILL GO WITH
MENTION OF A SLIGHT CHANCE MAINLY IN OUR EAST.
&&
.AVIATION.../FOR THE 18Z TAF ISSUANCE/
LOOKS MAINLY VFR THROUGH THE TAF PERIOD. A BOUNDARY WILL SLOWLY
SHIFT SOUTHEAST ACROSS THE AREA TODAY...WITH GUSTY SOUTHERLY WINDS
AHEAD OF IT...TURNING NORTHWESTERLY AND LIGHTER BEHIND IT. WINDS
AHEAD OF THE BOUNDARY COULD GUST AS HIGHS AS 30 MPH TODAY.
UNCERTAIN HOW FAR SOUTH THE BOUNDARY PUSHES TONIGHT BEFORE IT
RETREATS NORTHWARD. THUS WIND DIRECTION FORECAST IS UNCERTAIN FOR
THIS EVENING AND THE OVERNIGHT NEAR KFSD...BUT SPEEDS SHOULD
GENERALLY BE UNDER 10 KTS. ON WEDNESDAY WINDS WILL INITIALLY HAVE AN
EASTERLY COMPONENT...BEFORE TURNING MORE SOUTHERLY AND INCREASING
THROUGH THE DAY. SOME PATCHY FOG IS POSSIBLE TONIGHT NORTH OF THE
BOUNDARY AS LOW LEVEL MOISTURE POOLS. THUS KEPT A MENTION IN THE
KHON TAF FOR MVFR VISIBILITY...FEEL THERE IS TOO MUCH UNCERTAINTY ON
POSITION OF THE BOUNDARY TO INCLUDE ANY RESTRICTIONS IN THE KFSD TAF
AT THIS TIME. /CHENARD
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
IA...FIRE WEATHER WATCH FROM THURSDAY AFTERNOON THROUGH THURSDAY
EVENING FOR IAZ300-301.
MN...FIRE WEATHER WATCH FROM THURSDAY AFTERNOON THROUGH THURSDAY
EVENING FOR MNZ900.
NE...RED FLAG WARNING FROM 2 PM THIS AFTERNOON TO 8 PM THIS EVENING
FOR NEZ249.
FIRE WEATHER WATCH FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY
EVENING FOR NEZ249.
FIRE WEATHER WATCH FROM THURSDAY AFTERNOON THROUGH THURSDAY
EVENING FOR NEZ249.
SD...RED FLAG WARNING FROM 2 PM THIS AFTERNOON TO 8 PM THIS EVENING
FOR SDZ258.
FIRE WEATHER WATCH FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY
EVENING FOR SDZ255-258.
FIRE WEATHER WATCH FROM THURSDAY AFTERNOON THROUGH THURSDAY
EVENING FOR SDZ257-258.
&&Hazardous weather outlook, Aug 28, 11:02 AM CDT, 5 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 1102 AM CDT TUE AUG 28 2012 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-291200- AURORA-BEADLE-BON HOMME-BROOKINGS-BRULE-BUENA VISTA IA- CHARLES MIX-CHEROKEE IA-CLAY-CLAY IA-COTTONWOOD MN-DAKOTA NE- DAVISON-DICKINSON IA-DIXON NE-DOUGLAS-GREGORY-HANSON-HUTCHINSON- IDA IA-JACKSON MN-JERAULD-KINGSBURY-LAKE-LINCOLN-LINCOLN MN- LYON IA-LYON MN-MCCOOK-MINER-MINNEHAHA-MOODY-MURRAY MN-NOBLES MN- OBRIEN IA-OSCEOLA IA-PIPESTONE MN-PLYMOUTH IA-ROCK MN-SANBORN- SIOUX IA-TURNER-UNION-WOODBURY IA-YANKTON- 1102 AM CDT TUE AUG 28 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT FIRE DANGER... THE GRASSLAND FIRE DANGER INDEX WILL REACH THE EXTREME CATEGORY FROM THE LOWER JAMES AND LOWER BIG SIOUX RIVER VALLEY AREAS...INTO EXTREME NORTHEAST NEBRASKA THIS AFTERNOON. THIS IS PRIMARILY DUE TO GUSTY SOUTH WINDS OF 20 TO 25 MPH...LOW RELATIVE HUMIDITIES AND VERY DRY VEGETATION. VERY HIGH FIRE DANGER IS FORECAST FOR OTHER LOCATIONS ALONG AND SOUTH OF INTERSTATE 90 IN SOUTH DAKOTA...AND ALONG THE HIGHWAY 75 CORRIDOR IN FAR NORTHWEST IOWA. EXCESSIVE TEMPERATURES... AFTERNOON TEMPERATURES WILL TOP 100 DEGREES IN SOUTH CENTRAL SOUTH DAKOTA TODAY. HUMIDITY LEVELS WILL BE RELATIVELY DRY...RESULTING IN HEAT INDEX VALUES SLIGHTLY LOWER THAN THE AIR TEMPERATURE. HOWEVER...CAUTION IS STILL RECOMMENDED TO PROTECT AGAINST THE EXTREME TEMPERATURES. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY GUSTY SOUTH WINDS AND LOW RELATIVE HUMIDITY LEVELS WILL RESULT IN VERY HIGH TO EXTREME FIRE DANGER ALONG AND SOUTHWEST OF A LINE FROM HURON TO SIOUX FALLS...TO STORM LAKE IOWA ON WEDNESDAY. STRONGER WINDS AND PERSISTENT LOW HUMIDITIES WILL CREATE VERY HIGH TO EXTREME FIRE DANGER THROUGHOUT ALL OF SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA...NORTHWEST IOWA AND EXTREME NORTHEAST NEBRASKA ON THURSDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 3:59 AM CDT | Fire Weather Watch | FSD | 24 hr | |
| Aug 28, 3:59 AM CDT | Red Flag Warning | FSD | 16 hr |
Nearby
Fire Weather Watches in Iowa, 2012Fire Weather Watches in Minnesota, 2012Fire Weather Watches in South Dakota, 2012Every fire weather watch 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.