Alert archive / Iowa / Red Flag Warnings in 2011
Red Flag Warning 7, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this red flag warning at Nov 3, 2011, 2:45 PM CDT. It took effect at Nov 4, 2011, 12:00 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
- Nov 3, 2011, 2:45 PM CDT (19:45 UTC)
- In effect from
- Nov 4, 2011, 12:00 PM CDT
- Expired
- Nov 4, 2011, 6:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Sioux Falls, SD
The text
As transmitted, in the capitals the NWS used until 2016.
280 WWUS83 KFSD 031945 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 245 PM CDT THU NOV 3 2011 .AN UPPER LOW WILL MOVE ACROSS THE NORTHERN PLAINS THIS WEEKEND. AHEAD OF THIS SYSTEM...SOUTHERLY WINDS WILL BECOME STRONG BY LATE FRIDAY MORNING...AVERAGING 25 TO 35 MPH THROUGH THE AFTERNOON.MUCH OF THE AREA WILL SEE MINIMUM AFTERNOON HUMIDITY VALUES FALL INTO THE 20 TO 30 PERCENT RANGE. IN ADDITION...MANY OF THESE AREAS HAVE RECEIVED ONLY AN INCH OR LESS OF RAIN SINCE SEPTEMBER PRODUCING VERY DRY FINE FUELS. AFTERNOON TEMPERATURES ARE EXPECTED TO BE ONLY IN THE LOWER TO MID 50S WHICH COULD MODIFY FIRE GROWTH POTENTIAL A BIT. HOWEVER THE STRONG WINDS AND VERY DRY FUELS WILL LIKELY OVERRIDE THE COOL TEMPERATURES. MNZ900-SDZ256-257-040345- /O.UPG.KFSD.FW.A.0004.111104T1800Z-111104T2300Z/ /O.NEW.KFSD.FW.W.0007.111104T1700Z-111104T2300Z/ SOUTHWEST MINNESOTA-MIDDLE JAMES RIVER VALLEY- MIDDLE BIG SIOUX RIVER VALLEY- 245 PM CDT THU NOV 3 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM CDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 256... 257 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 NOON TO 6 PM CDT FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN MINNESOTA...FIRE WEATHER ZONE 900. IN SOUTH DAKOTA...FIRE WEATHER ZONES 256 AND 257. * WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 21 PERCENT. * IMPACTS...FIRES CAN SPREAD QUICKLY WITH THESE STRONG WINDS AND VERY DRY GRASSY FUELS. 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. && $$ IAZ301-SDZ258-040345- /O.NEW.KFSD.FW.W.0007.111104T1700Z-111104T2300Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 245 PM CDT THU NOV 3 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM CDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 258 AND 301... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 6 PM CDT FRIDAY. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN SOUTH DAKOTA...FIRE WEATHER ZONE 258. * WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 24 PERCENT. * IMPACTS...FIRES CAN SPREAD QUICKLY WITH THESE STRONG WINDS AND VERY DRY GRASSY FUELS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
4 follow-up statements
638 WWUS83 KFSD 040255 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 955 PM CDT THU NOV 3 2011 .AN UPPER LOW WILL MOVE ACROSS THE NORTHERN PLAINS THIS WEEKEND. AHEAD OF THIS SYSTEM...SOUTHERLY WINDS WILL BECOME STRONG BY LATE FRIDAY MORNING...AVERAGING 25 TO 35 MPH THROUGH THE AFTERNOON.MUCH OF THE AREA WILL SEE MINIMUM AFTERNOON HUMIDITY VALUES FALL INTO THE 20 TO 30 PERCENT RANGE. IN ADDITION...MANY OF THESE AREAS HAVE RECEIVED ONLY AN INCH OR LESS OF RAIN SINCE SEPTEMBER PRODUCING VERY DRY FINE FUELS. AFTERNOON TEMPERATURES ARE EXPECTED TO BE ONLY IN THE LOWER TO MID 50S WHICH COULD MODIFY FIRE GROWTH POTENTIAL A BIT. HOWEVER THE STRONG WINDS AND VERY DRY FUELS WILL LIKELY OVERRIDE THE COOL TEMPERATURES. IAZ301-MNZ900-SDZ256>258-041100- /O.CON.KFSD.FW.W.0007.111104T1700Z-111104T2300Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 955 PM CDT THU NOV 3 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM CDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 258 AND 301... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM CDT FRIDAY. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN SOUTH DAKOTA...FIRE WEATHER ZONES 256...257 AND 258. IN MINNESOTA...FIRE WEATHER ZONE 900. * WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 TO 25 PERCENT. * IMPACTS...FIRES CAN SPREAD QUICKLY WITH THESE STRONG WINDS AND VERY DRY GRASSY FUELS. 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. && $$
315 WWUS83 KFSD 040827 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 327 AM CDT FRI NOV 4 2011 .A STRONG LOW PRESSURE SYSTEM WILL MOVE OUT OF THE ROCKIES AND ACROSS THE DAKOTAS THIS WEEKEND. AHEAD OF THIS SYSTEM...SOUTHERLY WINDS WILL BECOME STRONG BY MIDDAY TODAY...AVERAGING 25 TO 35 MPH THROUGH THE AFTERNOON. MUCH OF THE AREA WILL SEE MINIMUM AFTERNOON HUMIDITY VALUES FALL INTO THE 18 TO 25 PERCENT RANGE. IN ADDITION...MANY OF THESE AREAS HAVE RECEIVED ONLY AN INCH OR LESS OF RAIN SINCE SEPTEMBER...RESULTING IN VERY DRY FINE FUELS. AFTERNOON TEMPERATURES ARE EXPECTED TO BE ONLY IN THE LOWER TO MID 50S WHICH COULD MODIFY FIRE GROWTH POTENTIAL A BIT. HOWEVER THE STRONG WINDS AND VERY DRY FUELS WILL LIKELY OVERRIDE THE COOL TEMPERATURES. IAZ300-041630- /O.EXA.KFSD.FW.W.0007.111104T1700Z-111104T2300Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- 327 AM CDT FRI NOV 4 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 300... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 300. * WINDS...SOUTH 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT...MAINLY NORTH OF HIGHWAY 3. * IMPACTS...FIRES CAN SPREAD QUICKLY WITH THESE STRONG WINDS AND VERY DRY GRASSY FUELS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ IAZ301-MNZ900-SDZ256>258-041630- /O.CON.KFSD.FW.W.0007.111104T1700Z-111104T2300Z/ IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 327 AM CDT FRI NOV 4 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 256...257...258...301 AND 900... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN SOUTH DAKOTA...FIRE WEATHER ZONES 256...257 AND 258. IN MINNESOTA... FIRE WEATHER ZONE 900. * WINDS...SOUTH 25 TO 35 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 TO 25 PERCENT. * IMPACTS...FIRES CAN SPREAD QUICKLY WITH THESE STRONG WINDS AND VERY DRY GRASSY FUELS. 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. && $$
671 WWUS83 KFSD 041602 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1102 AM CDT FRI NOV 4 2011 .A STRONG LOW PRESSURE SYSTEM WILL MOVE OUT OF THE ROCKIES AND ACROSS THE DAKOTAS THIS WEEKEND. AHEAD OF THIS SYSTEM...SOUTHERLY WINDS WILL BECOME STRONG BY MIDDAY TODAY...AVERAGING 25 TO 35 MPH THROUGH THE AFTERNOON. MUCH OF THE AREA WILL SEE MINIMUM AFTERNOON HUMIDITY VALUES FALL INTO THE 18 TO 25 PERCENT RANGE. IN ADDITION...MANY OF THESE AREAS HAVE RECEIVED ONLY AN INCH OR LESS OF RAIN SINCE SEPTEMBER...RESULTING IN VERY DRY FINE FUELS. AFTERNOON TEMPERATURES ARE EXPECTED TO BE ONLY IN THE LOWER TO MID 50S WHICH COULD MODIFY FIRE GROWTH POTENTIAL A BIT. HOWEVER THE STRONG WINDS AND VERY DRY FUELS WILL LIKELY OVERRIDE THE COOL TEMPERATURES. IAZ300-301-MNZ900-SDZ256>258-042300- /O.CON.KFSD.FW.W.0007.111104T1700Z-111104T2300Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 1102 AM CDT FRI NOV 4 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 256... 257...258...301 AND 900... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING. * AFFECTED AREA...IN IOWA...FIRE WEATHER ZONE 301. IN SOUTH DAKOTA...FIRE WEATHER ZONES 256...257 AND 258. IN MINNESOTA... FIRE WEATHER ZONE 900. * WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 21 PERCENT. * IMPACTS...FIRES CAN SPREAD QUICKLY WITH THESE STRONG WINDS AND VERY DRY GRASSY FUELS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR IN THE NEAR FUTURE. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
558 WWUS83 KFSD 042259 RFWFSD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 559 PM CDT FRI NOV 4 2011 ...RED FLAG CONDITIONS ABATING AS EVENING APPROACHES... .THE APPROACH OF SUNSET SIGNALS THE STARTING OF NIGHTTIME COOLING...ALONG WITH A CORRESPONDING INCREASE IN RELATIVE HUMIDITY AND A VERY SLOW DECREASE IN WINDS. THE FIRE DANGER WILL CONTINUE TO SLOWLY LESSEN THIS EVENING...ALTHOUGH VEGETATION REMAINS DRY. IAZ300-301-MNZ900-SDZ256>258-050000- /O.EXP.KFSD.FW.W.0007.000000T0000Z-111104T2300Z/ NORTHERN LOESS HILLS AND FLOYD RIVER BASIN- IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-SOUTHWEST MINNESOTA- MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY- LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY- 559 PM CDT FRI NOV 4 2011 ...RED FLAG WARNING WILL EXPIRE AT 6 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 256...257...258... 300...301 AND 900... THE RED FLAG WARNING WILL EXPIRE AT 6 PM CDT THIS EVENING. THE DANGER OF FIRES STARTING AND SPREADING WILL SLOWLY DECREASE THIS EVENING. $$ WILLIAMS
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 3, 8:52 AM CDT | Fire Weather Watch | FSD | 6 hr |
Nearby
Red Flag Warnings in Iowa, 2011Red Flag Warnings in Minnesota, 2011Red Flag Warnings in South Dakota, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.