Alert archive / Nebraska / Red Flag Warnings in 2012

Red Flag Warning 1, NWS Sioux Falls, SD

March 9, 2012

NWS Sioux Falls, SD issued this red flag warning at Mar 9, 2012, 3:47 PM CST. It took effect at Mar 10, 2012, 10:34 AM CST. 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
Mar 9, 2012, 3:47 PM CST (21:47 UTC)
In effect from
Mar 10, 2012, 10:34 AM CST
Expired
Mar 10, 2012, 6:00 PM CST
In force
7 hr
Issued by
NWS Sioux Falls, SD

The text

As transmitted, in the capitals the NWS used until 2016.

467 
WWUS83 KFSD 092147
RFWFSD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
347 PM CST FRI MAR 9 2012

...VERY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED SATURDAY
ACROSS SOUTHEAST SOUTH DAKOTA...NORTHWEST IOWA...AND EXTREME
NORTHEAST NEBRASKA...

.STRONG SOUTHERLY WINDS COMBINED WITH DRY AIR ACROSS THE REGION
WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH ACROSS SOUTHEAST
SOUTH DAKOTA...NORTHWEST IOWA...AND EXTREME NORTHEAST NEBRASKA. AS
TEMPERATURES WARM INTO THE 60S AND 70S...RELATIVE HUMIDITIES ARE
EXPECTED TO FALL TO 15 TO 25 PERCENT SATURDAY AFTERNOON...PERHAPS
INTO THE 10 TO 15 PERCENT RANGE NEAR THE MISSOURI RIVER FROM
CHAMBERLAIN TO PICKSTOWN. THIS WILL RESULT IN VERY DANGEROUS FIRE
WEATHER CONDITIONS.

SDZ255-100600-
/O.UPG.KFSD.FW.A.0001.120310T1800Z-120311T0000Z/
/O.NEW.KFSD.FW.W.0001.120310T1800Z-120311T0000Z/
LOWER BRULE AND LAKE ANDES VICINITY-
347 PM CST FRI MAR 9 2012

...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM CST SATURDAY FOR
STRONG WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 255...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS AND LOW HUMIDITY...WHICH IS IN EFFECT
FROM NOON TO 6 PM CST SATURDAY. THE FIRE WEATHER WATCH IS NO
LONGER IN EFFECT.

* AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255.

* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...FIRE WEATHER CONDITIONS WILL BE MOST DANGEROUS DURING
  SATURDAY AFTERNOON.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* TEMPERATURES...IN THE LOWER 70S.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  EXTREME AND DANGEROUS WINDY AND DRY 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-SDZ256>258-100600-
/O.NEW.KFSD.FW.A.0002.120310T1800Z-120311T0000Z/
NORTHERN LOESS HILLS AND FLOYD RIVER BASIN-
IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-
EXTREME NORTHEAST NEBRASKA-MIDDLE JAMES RIVER VALLEY-
MIDDLE BIG SIOUX RIVER VALLEY-
LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY-
347 PM CST FRI MAR 9 2012

...FIRE WEATHER WATCH IN EFFECT SATURDAY AFTERNOON FOR STRONG
WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 249...256...
257...258...300 AND 301...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FIRE
WEATHER WATCH FOR STRONG WINDS AND LOW HUMIDITY...WHICH IS IN
EFFECT SATURDAY AFTERNOON.

* AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN 
  NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE 
  WEATHER ZONES 256...257 AND 258.

* WINDS...SOUTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...FIRE WEATHER CONDITIONS WILL BE MOST DANGEROUS DURING
  SATURDAY AFTERNOON.

* RELATIVE HUMIDITY...AS LOW AS 17 PERCENT.

* TEMPERATURES...IN THE 60S TO LOWER 70S.

* IMPACTS...ANY FIRES THAT START MAY SPREAD RAPIDLY DUE TO THE
  EXTREME AND DANGEROUS WINDY AND DRY 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.

&&

$$
WILLIAMS
5 follow-up statements
540 
WWUS83 KFSD 100319
RFWFSD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
919 PM CST FRI MAR 9 2012

...VERY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED SATURDAY
ACROSS SOUTHEAST SOUTH DAKOTA...NORTHWEST IOWA...AND EXTREME
NORTHEAST NEBRASKA...

.STRONG SOUTHERLY WINDS COMBINED WITH DRY AIR ACROSS THE REGION
WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH ACROSS SOUTHEAST
SOUTH DAKOTA...NORTHWEST IOWA...AND EXTREME NORTHEAST NEBRASKA.
AS TEMPERATURES WARM INTO THE 60S AND 70S...RELATIVE HUMIDITIES
ARE EXPECTED TO FALL TO 15 TO 25 PERCENT SATURDAY AFTERNOON...
PERHAPS INTO THE 10 TO 15 PERCENT RANGE NEAR THE MISSOURI RIVER
FROM CHAMBERLAIN TO PICKSTOWN. THIS WILL RESULT IN VERY DANGEROUS
FIRE WEATHER CONDITIONS. SURFACE WINDS WILL BE LIGHTER IN EAST 
CENTRAL SOUTH DAKOTA...THEREFORE THOSE ZONES WILL BE MONITORED
CLOSELY WHETHER A RED FLAG WARNING WILL BE NEEDED OR NOT. FURTHER
EAST IN SOUTHWEST MINNESOTA...WIND SPEEDS WILL LIKELY BE MARGINAL
IN THAT AREA CONCERNING RED FLAG CONDITIONS...AND WILL BE REEVALUATED
FURTHER DURING THE OVERNIGHT HOURS.

SDZ255-101130-
/O.CON.KFSD.FW.W.0001.120310T1800Z-120311T0000Z/
LOWER BRULE AND LAKE ANDES VICINITY-
919 PM CST FRI MAR 9 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM CST
SATURDAY FOR STRONG WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE
255...

A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM CST
SATURDAY. 

* AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255.

* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...FIRE WEATHER CONDITIONS WILL BE MOST DANGEROUS DURING 
  SATURDAY AFTERNOON. 

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* TEMPERATURES...AROUND 70. 

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH
  DORMANT VEGETATION.

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-SDZ256>258-101130-
/O.CON.KFSD.FW.A.0002.120310T1800Z-120311T0000Z/
NORTHERN LOESS HILLS AND FLOYD RIVER BASIN-
IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-
EXTREME NORTHEAST NEBRASKA-MIDDLE JAMES RIVER VALLEY-
MIDDLE BIG SIOUX RIVER VALLEY-
LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY-
919 PM CST FRI MAR 9 2012

...FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY AFTERNOON FOR
STRONG WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 249...256...
257...258...300 AND 301...

A FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY AFTERNOON. 

* AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN 
  NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE 
  WEATHER ZONES 256...257 AND 258. 

* WINDS...SOUTHWEST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...FIRE WEATHER CONDITIONS WILL BE MOST DANGEROUS DURING 
  SATURDAY AFTERNOON. 

* RELATIVE HUMIDITY...AS LOW AS 17 PERCENT.

* TEMPERATURES...IN THE 60S.

* IMPACTS...ANY FIRES THAT START MAY SPREAD RAPIDLY DUE TO THE
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH
  DORMANT VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
MAY OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$
404 
WWUS83 KFSD 100958
RFWFSD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
358 AM CST SAT MAR 10 2012

...VERY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED SATURDAY
ACROSS FAR SOUTHEAST SOUTH DAKOTA...NORTHWEST IOWA...SOUTHWEST
MINNESOTA AND EXTREME NORTHEAST NEBRASKA...

.STRONG SOUTH TO SOUTHWEST WINDS COMBINED WITH DRY AIR ACROSS THE
REGION WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH ACROSS
THE REGION TODAY. IN FACT...RELATIVE HUMIDITIES AT 300 AM CST ARE
ALREADY 25 TO 40 PERCENT IN MANY LOCATIONS. AS TEMPERATURES WARM
INTO THE 60S AND 70S THIS AFTERNOON...RELATIVE HUMIDITIES ARE
EXPECTED TO FALL TO 15 TO 25 PERCENT...PERHAPS INTO THE 10 TO 15
PERCENT RANGE NEAR THE MISSOURI RIVER FROM CHAMBERLAIN TO
PICKSTOWN. THIS WILL RESULT IN VERY DANGEROUS FIRE WEATHER
CONDITIONS. SURFACE WINDS WILL BE LIGHTER IN EAST CENTRAL SOUTH
DAKOTA...THEREFORE THOSE ZONES WILL BE MONITORED CLOSELY WHETHER A
RED FLAG WARNING WILL BE NEEDED OR NOT. 

SDZ256-257-101100-
/O.CAN.KFSD.FW.A.0002.120310T1800Z-120311T0000Z/
MIDDLE JAMES RIVER VALLEY-MIDDLE BIG SIOUX RIVER VALLEY-
358 AM CST SAT MAR 10 2012

...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 256 AND 257...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE
FIRE WEATHER WATCH. 

WINDS ARE EXPECTED TO REMAIN JUST LIGHT ENOUGH THAT RED FLAG
WARNING CONDITIONS ARE NOT EXPECTED.

$$

IAZ300-301-NEZ249-SDZ258-101800-
/O.UPG.KFSD.FW.A.0002.120310T1800Z-120311T0000Z/
/O.EXA.KFSD.FW.W.0001.120310T1800Z-120311T0000Z/
NORTHERN LOESS HILLS AND FLOYD RIVER BASIN-
IOWA GREAT LAKES/ROCK AND LITTLE SIOUX BASINS-
EXTREME NORTHEAST NEBRASKA-
LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY-
358 AM CST SAT MAR 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
249...258...300 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 TODAY TO 6 PM CST THIS EVENING. THE FIRE WEATHER WATCH
IS NO LONGER IN EFFECT. 

* AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN 
  NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE 
  WEATHER ZONE 258.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* TEMPERATURES...NEAR 70 DEGREES.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH 
  DORMANT VEGETATION.

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.

&&

$$

MNZ900-101800-
/O.EXA.KFSD.FW.W.0001.120310T1800Z-120311T0000Z/
SOUTHWEST MINNESOTA-
358 AM CST SAT MAR 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST 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 CST THIS EVENING. 

* AFFECTED AREA...IN MINNESOTA...FIRE WEATHER ZONE 900.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 18 PERCENT.

* TEMPERATURES...IN THE MID 60S.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH 
  DORMANT VEGETATION.

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.

&&

$$

SDZ255-101800-
/O.CON.KFSD.FW.W.0001.120310T1800Z-120311T0000Z/
LOWER BRULE AND LAKE ANDES VICINITY-
358 AM CST SAT MAR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CST
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 255...

A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CST
THIS EVENING. 

* AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 255.

* WINDS...SOUTH 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...FIRE WEATHER CONDITIONS WILL BE MOST DANGEROUS DURING 
  SATURDAY AFTERNOON. 

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* TEMPERATURES...OF 70 TO 75 DEGREES.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH 
  DORMANT VEGETATION. 

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.

&&

$$
129 
WWUS83 KFSD 101634
RFWFSD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1034 AM CST SAT MAR 10 2012

...VERY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED TODAY
ACROSS FAR SOUTHEAST AND EAST CENTRAL SOUTH DAKOTA...NORTHWEST
IOWA...SOUTHWEST MINNESOTA AND EXTREME NORTHEAST NEBRASKA...

.STRONG SOUTH TO SOUTHWEST WINDS COMBINED WITH DRY AIR ACROSS THE
REGION WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH ACROSS THE
REGION TODAY. RELATIVE HUMIDITIES AS OF 1000 AM CST ARE ALREADY BELOW
25 PERCENT THROUGH THE MISSOURI RIVER VALLEY AND SOUTHERN PARTS OF
NORTHWEST IOWA...AND WITH LITTLE IF ANY APPRECIABLE INCREASE IN
SURFACE MOISTURE EXPECTED THROUGH THE AFTERNOON...RELATIVE HUMIDITY
LEVELS WILL FALL EVEN FURTHER AS TEMPERATURES CLIMB INTO THE 60S AND
70S THIS AFTERNOON. RELATIVE HUMIDITIES ARE EXPECTED TO FALL TO 15
TO 25 PERCENT RANGE IN MOST AREAS...WITH LEVELS INTO THE 10 TO 15
PERCENT RANGE LIKELY FOR THE LOWER BRULE AND LOWER JAMES/BIG SIOUX
VALLEY AREAS...AS WELL AS EXTREME NORTHEAST NEBRASKA AND THE NORTHERN
LOESS HILLS/FLOYD RIVER BASIN. THIS WILL RESULT IN VERY DANGEROUS
FIRE WEATHER CONDITIONS. SURFACE WINDS WILL BE LIGHTER THROUGH THE
MIDDLE JAMES RIVER VALLEY...AND THUS CONDITIONS THERE SHOULD REMAIN
BELOW RED FLAG CRITERIA.

SDZ257-110000-
/O.EXB.KFSD.FW.W.0001.120310T1634Z-120311T0000Z/
MIDDLE BIG SIOUX RIVER VALLEY-
1034 AM CST SAT MAR 10 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 257......

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
UNTIL 6 PM CST THIS EVENING. 

* AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 257.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 16 PERCENT.

* TEMPERATURES...IN THE MID TO UPPER 60S.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH 
  DORMANT VEGETATION. 

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-MNZ900-NEZ249-SDZ255-258-110000-
/O.EXT.KFSD.FW.W.0001.120310T1634Z-120311T0000Z/
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-
LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY-
1034 AM CST SAT MAR 10 2012

...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM CST THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...258...
300 AND 301...

THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 6 PM CST THIS
EVENING. 

* AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN 
  NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE 
  WEATHER ZONE 258. 

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 10 PERCENT.

* TEMPERATURES...FROM THE MID 60S IN SOUTHWEST MINNESOTA TO THE MID
  70S IN THE LOWER BRULE AREA.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH 
  DORMANT VEGETATION. 

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.

&&

$$
 JH
604 
WWUS83 KFSD 101848
RFWFSD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1248 PM CST SAT MAR 10 2012

...VERY DANGEROUS FIRE WEATHER CONDITIONS ARE EXPECTED TODAY
ACROSS FAR SOUTHEAST AND EAST CENTRAL SOUTH DAKOTA...NORTHWEST
IOWA...SOUTHWEST MINNESOTA AND EXTREME NORTHEAST NEBRASKA...

.GUSTY SOUTH TO SOUTHWEST WINDS COMBINED WITH DRY AIR ACROSS THE
REGION WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH ACROSS THE
REGION TODAY. RELATIVE HUMIDITIES AS OF NOON CST ARE ALREADY BELOW
25 PERCENT ALONG AND SOUTH OF INTERSTATE 90 IN SOUTH DAKOTA AND OVER
MOST OF NORTHWEST IOWA. WITH LITTLE IF ANY APPRECIABLE INCREASE IN
SURFACE MOISTURE EXPECTED THROUGH THE AFTERNOON... RELATIVE HUMIDITY
LEVELS WILL FALL EVEN FURTHER AS TEMPERATURES CLIMB INTO THE 60S AND
70S THIS AFTERNOON. RELATIVE HUMIDITIES ARE EXPECTED TO FALL TO 15 TO
25 PERCENT RANGE IN MOST AREAS... WITH LEVELS INTO THE 10 TO 15
PERCENT RANGE LIKELY FOR THE LOWER BRULE AND LOWER JAMES/BIG SIOUX
VALLEY AREAS...AS WELL AS EXTREME NORTHEAST NEBRASKA AND THE NORTHERN
LOESS HILLS/FLOYD RIVER BASIN. THIS WILL RESULT IN VERY DANGEROUS
FIRE WEATHER CONDITIONS. SURFACE WINDS WILL BE LIGHTER THROUGH THE
MIDDLE JAMES RIVER VALLEY...AND THUS CONDITIONS THERE SHOULD REMAIN
BELOW RED FLAG CRITERIA.

SDZ256-110000-
/O.EXA.KFSD.FW.W.0001.000000T0000Z-120311T0000Z/
MIDDLE JAMES RIVER VALLEY-
1248 PM CST SAT MAR 10 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 256...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
UNTIL 6 PM CST THIS EVENING. 

* AFFECTED AREA...IN SOUTH DAKOTA...FIRE WEATHER ZONE 256.

* WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 25 MPH...WITH THE
  STRONGEST WINDS IN SOUTHERN PARTS OF THE ZONE.

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT...WITH LOWEST HUMIDITY
  LEVELS IN SOUTHERN PARTS OF THE ZONE.

* TEMPERATURES...IN THE UPPER 60S TO LOWER 70S.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH 
  DORMANT VEGETATION. 

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-MNZ900-NEZ249-SDZ255-257-258-110000-
/O.CON.KFSD.FW.W.0001.000000T0000Z-120311T0000Z/
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 BIG SIOUX RIVER VALLEY-
LOWER JAMES RIVER TO LOWER BIG SIOUX RIVER VALLEY-
1248 PM CST SAT MAR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
249...255...257...258...300 AND 301...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING.

* AFFECTED AREA...IN IOWA...FIRE WEATHER ZONES 300 AND 301. IN
  NEBRASKA...FIRE WEATHER ZONE 249. IN SOUTH DAKOTA...FIRE WEATHER
  ZONES 255...257 AND 258.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT FROM THE MISSOURI AND LOWER
  JAMES RIVER VALLEYS INTO NORTHWEST IOWA...15 TO 25 PERCENT FROM THE
  MIDDLE JAMES RIVER VALLEY INTO SOUTHWEST MINNESOTA.

* TEMPERATURES...FROM THE MID 60S IN SOUTHWEST MINNESOTA TO THE MID
  70S IN SOUTH CENTRAL SOUTH DAKOTA.

* IMPACTS...ANY FIRES THAT START WILL SPREAD RAPIDLY DUE TO THE 
  DANGEROUS WINDY AND DRY HUMIDITY CONDITIONS...COUPLED WITH 
  DORMANT VEGETATION. 

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.

&&

$$
236 
WWUS83 KFSD 102358
RFWFSD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
558 PM CST SAT MAR 10 2012

...RED FLAG CONDITIONS WILL ABATE THROUGH THE EVENING...

.WINDS WILL BEGIN TO DECREASE THROUGH THE EVENING...WHILE
RELATIVE HUMIDITY VALUES INCREASE.

IAZ300-301-MNZ900-NEZ249-SDZ255>258-110100-
/O.EXP.KFSD.FW.W.0001.000000T0000Z-120311T0000Z/
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-
558 PM CST SAT MAR 10 2012

...RED FLAG WARNING WILL EXPIRE AT 6 PM CST THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 249...255...
257...258...300 AND 301...

THE RED FLAG WARNING WILL EXPIRE AT 6 PM CST THIS EVENING. 

FIRE DANGER WILL DECREASE THROUGH THE EVENING.

$$

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 3:47 PM CSTFire Weather WatchFSD12 hr
Mar 9, 3:33 AM CSTFire Weather WatchFSD12 hr

Nearby

Red Flag Warnings in Nebraska, 2012Red Flag Warnings in South Dakota, 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.