Alert archive / South Dakota / Red Flag Warnings in 2014
Red Flag Warning 4, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this red flag warning at Apr 23, 2014, 4:44 PM CDT. It took effect at Apr 24, 2014, 1:00 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
- Apr 23, 2014, 4:44 PM CDT (21:44 UTC)
- In effect from
- Apr 24, 2014, 1:00 PM CDT
- Expired
- Apr 24, 2014, 7:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Sioux Falls, SD
The text
As transmitted, in the capitals the NWS used until 2016.
251 WWUS83 KFSD 232144 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 444 PM CDT WED APR 23 2014 ...RED FLAG WARNING IN EFFECT THURSDAY AFTERNOON AND EARLY EVENING FOR LOWER BRULE AREAS...THE JAMES VALLEY...LOWER BIG SIOUX VALLEY... AND EXTREME NORTHEAST NEBRASKA FOR A COMBINATION OF STRONG WINDS... VERY DRY FINE FUELS...AND VERY LOW HUMIDITY... .A MUCH DRIER AIR MASS WILL SPREAD INTO THE AREA BEHIND A COLD FRONT TONIGHT. BY LATE MORNING THURSDAY...CONDITIONS WILL DEGRADE QUICKLY WITH NORTHWEST WINDS INCREASING TO A GUSTY 20 TO 35 MPH... AND HUMIDITY PLUNGING TO 15 TO 20 PERCENT BY EARLY AFTERNOON. AREAS ACROSS NORTHWEST IOWA AND SOUTHWEST MINNESOTA WILL LIKELY REMAIN JUST A BIT HIGHER ON AFTERNOON HUMIDITY DUE TO EXPECTED OVERNIGHT RAINFALL...ALONG WITH A LATER FRONTAL PASSAGE AND CLEARING WHICH WILL MAKE THE FULL DRYING SOMEWHAT MORE QUESTIONABLE. IF THE RAINFALL IS LESS SIGNIFICANT OVERNIGHT...PARTS OF NORTHWEST IOWA MAY NEED TO BE UPGRADED FOR POTENTIAL CRITICAL FIRE BEHAVIOR. NEZ249-SDZ255-256-258-240545- /O.UPG.KFSD.FW.A.0003.140424T1800Z-140425T0000Z/ /O.NEW.KFSD.FW.W.0004.140424T1800Z-140425T0000Z/ EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 444 PM CDT WED APR 23 2014 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 7 PM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...255... 256 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 TO 7 PM CDT THURSDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.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 AND 258. * WINDS...NORTHWEST WINDS 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * IMPACTS...THE POTENTIAL EXISTS FOR FAST MOVING AND INTENSE GRASSLAND FIRES. 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 CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
4 follow-up statements
103 WWUS83 KFSD 240900 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 400 AM CDT THU APR 24 2014 ...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR LOWER BRULE AREAS...THE JAMES VALLEY...LOWER BIG SIOUX VALLEY...AND EXTREME NORTHEAST NEBRASKA FOR A COMBINATION OF STRONG WINDS... VERY DRY FINE FUELS...AND VERY LOW HUMIDITY... .A VERY DRY AIR MASS WILL FILTER INTO THE AREA ONCE AGAIN BEHIND DEPARTING LOW PRESSURE. BY LATE THIS MORNING...CONDITIONS WILL QUICKLY DEGRADE IN THE RED FLAG WARNING AREA WITH NORTHWEST WINDS INCREASING TO 20 TO 35 MPH...AND HUMIDITY PLUNGING TO 15 TO 20 PERCENT BY EARLY AFTERNOON. AREAS RIGHT ALONG INTERSTATE 29 FROM BROOKINGS SOUTH DAKOTA TO SIOUX CITY IOWA ARE EXPECTED TO HAVE WINDS BELOW RED FLAG WARNING CRITERIA...BUT THESE AREAS WILL ALSO SEE HUMIDITY VALUES FALLING TO NEAR 20 TO 25 PERCENT BY MID AFTERNOON. HEADING EAST OF I 29...HUMIDITY VALUES SHOULD BE HIGHER AND WINDS LIGHTER. NEZ249-SDZ255-256-258-241700- /O.CON.KFSD.FW.W.0004.140424T1800Z-140425T0000Z/ EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 400 AM CDT THU APR 24 2014 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...255...256 AND 258... * AFFECTED AREA...IN EXTREME NORTHEAST NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256 AND 258. THESE ZONES ENCOMPASS THE LOWER BRULE AREA...AND THE MIDDLE AND LOWER JAMES RIVER VALLEY. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * IMPACTS...THE POTENTIAL EXISTS FOR FAST MOVING AND INTENSE GRASSLAND FIRES. 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 CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
611 WWUS83 KFSD 241602 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1102 AM CDT THU APR 24 2014 ...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR LOWER BRULE AREAS...THE JAMES VALLEY...LOWER BIG SIOUX VALLEY...AND EXTREME NORTHEAST NEBRASKA FOR A COMBINATION OF STRONG WINDS... VERY DRY FINE FUELS...AND VERY LOW HUMIDITY... .A VERY DRY AIR MASS WILL FILTER INTO THE AREA ONCE AGAIN BEHIND DEPARTING LOW PRESSURE. CONDITIONS ARE APPROACHING RED FLAG LATE THIS MORNING AND ARE EXPECTED TO CONTINUE TO DEGRADE THIS AFTERNOON AS NORTHWEST WINDS INCREASE TO 20 TO 35 MPH...AND HUMIDITY FALLS TO 15 TO 20 PERCENT BY EARLY AFTERNOON. AREAS RIGHT ALONG INTERSTATE 29 FROM BROOKINGS SOUTH DAKOTA TO SIOUX CITY IOWA ARE EXPECTED TO HAVE WINDS BELOW RED FLAG WARNING CRITERIA...BUT THESE AREAS WILL ALSO SEE HUMIDITY VALUES FALLING TO NEAR 20 TO 25 PERCENT BY MID AFTERNOON. HEADING EAST OF I 29... HUMIDITY VALUES SHOULD BE HIGHER AND WINDS LIGHTER. NEZ249-SDZ255-256-258-250000- /O.CON.KFSD.FW.W.0004.140424T1800Z-140425T0000Z/ EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 1102 AM CDT THU APR 24 2014 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249... 255...256 AND 258... * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256 AND 258. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...THE POTENTIAL EXISTS FOR FAST MOVING AND INTENSE GRASSLAND FIRES. 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 CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
783 WWUS83 KFSD 242118 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 418 PM CDT THU APR 24 2014 ...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR LOWER BRULE AREAS...THE JAMES VALLEY...LOWER BIG SIOUX VALLEY...AND EXTREME NORTHEAST NEBRASKA FOR A COMBINATION OF STRONG WINDS...VERY DRY FINE FUELS...AND VERY LOW HUMIDITY... .HUMIDITY VALUES OF 15 TO 20 PERCENT ALONG WITH GUSTY NORTHWEST WIND FROM 25 TO 40 MPH WILL CONTINUE TO PRODUCE CRITICAL FIRE BEHAVIOR CONDITIONS INTO EARLY EVENING GENERALLY WEST OF HURON SOUTH DAKOTA TO SIOUX CITY IOWA LINE. WINDS ARE EXPECTED TO DECREASE BY 7 PM...ALONG WITH RECOVERY IN HUMIDITY ABOVE 25 PERCENT. NEZ249-SDZ255-256-258-250000- /O.CON.KFSD.FW.W.0004.000000T0000Z-140425T0000Z/ EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 418 PM CDT THU APR 24 2014 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249... 255...256 AND 258... * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER ZONES 255...256 AND 258. * WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS UP TO 38 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * IMPACTS...THE POTENTIAL EXISTS FOR FAST MOVING AND INTENSE GRASSLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ CHAPMAN
251 WWUS83 KFSD 250019 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 719 PM CDT THU APR 24 2014 NEZ249-SDZ255-256-258-250130- /O.EXP.KFSD.FW.W.0004.000000T0000Z-140425T0000Z/ EXTREME NORTHEAST NEBRASKA-LOWER BRULE AND LAKE ANDES VICINITY- MIDDLE JAMES RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 719 PM CDT THU APR 24 2014 ...RED FLAG WARNING HAS EXPIRED FOR STRONG WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...255...256 AND 258... DECREASING WINDS AND A SLOW RECOVERY IN RELATIVE HUMIDITY WILL END CRITICAL FIRE BEHAVIOR CONDITIONS EARLY THIS EVENING. $$
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 4:55 AM CDT | Fire Weather Watch | FSD | 12 hr |
Nearby
Red Flag Warnings in South Dakota, 2014Red Flag Warnings in Nebraska, 2014Every red flag warning in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.