Alert archive / Montana / Red Flag Warnings in 2012

Red Flag Warning 13, NWS Great Falls, MT

July 23, 201217 counties in Montana

NWS Great Falls, MT issued this red flag warning at Jul 23, 2012, 3:45 AM MDT for 17 counties in Montana. It took effect at Jul 23, 2012, 12:00 PM MDT. It was in force for 32 hr. 5 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 23, 2012, 3:45 AM MDT (09:45 UTC)
In effect from
Jul 23, 2012, 12:00 PM MDT
Expired
Jul 24, 2012, 8:00 PM MDT
In force
32 hr
Issued by
NWS Great Falls, MT

Counties Blaine County, MT, Broadwater County, MT, Cascade County, MT, Chouteau County, MT, Fergus County, MT, Gallatin County, MT, Glacier County, MT, Hill County, MT, Jefferson County, MT, Judith Basin County, MT, Lewis and Clark County, MT, Liberty County, MT, Meagher County, MT, Phillips County, MT, Pondera County, MT, Teton County, MT, Toole County, MT

The radar

The Great Falls radar (KTFX), 33 km from the middle of the area, began a volume at 09:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jul 23, 12:10 PM MDTNON-TSTM WND GST 5932 Wsw Bynum, MT59 MPH WIND GUST MEASURED AT GATES PARK.
Jul 23, 2:29 PM MDTNON-TSTM WND GST 613 Sw Cut Bank, MT61 MPH WIND GUST MEASURED AT THE CUT BANK AIRPORT.
Jul 23, 4:10 PM MDTNON-TSTM WND GST 6432 Wsw Bynum, MT64 MPH WIND GUST MEASURED AT GATES PARK.
Jul 23, 4:19 PM MDTNON-TSTM WND GST 592 Sse Geyser, MTGEYSER DOT
Jul 23, 6:10 PM MDTHAIL 1.75Turner, MTGOLF BALL SIZED HAIL AND HEAVY RAIN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Great_falls, MT (KTFX), launched 00:00Z, 9.8 hours before the alert went out and 30 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Great_falls, MT at 00:00Z on 2012-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 378 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Great_falls, MT at 00:00Z on 2012-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
378 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
3099 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

486 
WWUS85 KTFX 230945
RFWTFX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
345 AM MDT MON JUL 23 2012

MTZ116-118-231045-
/O.CAN.KTFX.FW.A.0007.120723T1800Z-120724T0600Z/
LINCOLN RANGER DISTRICT OF THE HELENA NATIONAL FOREST-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
345 AM MDT MON JUL 23 2012

...FIRE WEATHER WATCH IS CANCELLED FOR GUSTY WINDS AND LOW
RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 116 AND 118...

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

THE FIRE WEATHER WATCH FOR FIRE ZONES 116 AND 118 HAVE BEEN
CANCELLED. EVEN THOUGH LOW AFTERNOON HUMIDITIES ARE EXPECTED
TODAY...WIND SPEEDS ARE GENERALLY EXPECTED TO BE LESS THAN
25 MPH...THUS THE FIRE WEATHER WATCH HAS BEEN CANCELLED.

$$

MTZ117-232200-
/O.UPG.KTFX.FW.A.0007.120723T1800Z-120725T0200Z/
/O.NEW.KTFX.FW.W.0013.120723T1800Z-120725T0200Z/
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
345 AM MDT MON JUL 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT TUESDAY
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
117 FOR CASCADE COUNTY ONLY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A RED FLAG
WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TODAY TO 8 PM MDT TUESDAY FOR CASCADE COUNTY ONLY.
THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 117 FOR CASCADE COUNTY ONLY.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED
  FIRE TODAY THROUGH TUESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ115-232200-
/O.UPG.KTFX.FW.A.0007.120723T1800Z-120725T0200Z/
/O.NEW.KTFX.FW.W.0013.120723T1800Z-120725T0200Z/
CHOUTEAU AND FERGUS COUNTIES-
345 AM MDT MON JUL 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT TUESDAY
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
115 FOR CHOUTEAU COUNTY ONLY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A RED FLAG
WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TODAY TO 8 PM MDT TUESDAY FOR CHOUTEAU COUNTY
ONLY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 115 FOR CHOUTEAU COUNTY ONLY.

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

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

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED
  FIRE TODAY THROUGH TUESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ112-114-232200-
/O.UPG.KTFX.FW.A.0007.120723T1800Z-120725T0200Z/
/O.NEW.KTFX.FW.W.0013.120723T1800Z-120725T0200Z/
EASTERN GLACIER/TOOLE/CENTRAL AND EASTERN PONDERA/LIBERTY
COUNTIES-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT/ROCKY
MOUNTAIN FRONT-
345 AM MDT MON JUL 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT TUESDAY
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
112 AND 114...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A RED FLAG
WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TODAY TO 8 PM MDT TUESDAY. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA...FIRE WEATHER ZONES 112 AND 114.

* WINDS...WEST 20 TO 30 MPH...WITH GUSTS UP TO 40 MPH.

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

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED
  FIRE TODAY THROUGH TUESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

HTTP://WEATHER.GOV/GREATFALLS
5 follow-up statements
592 
WWUS85 KTFX 232133
RFWTFX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
333 PM MDT MON JUL 23 2012

MTZ117-240600-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
333 PM MDT MON JUL 23 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
117 FOR CASCADE COUNTY ONLY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY. 

* AFFECTED AREA...FIRE WEATHER ZONE 117 FOR CASCADE COUNTY ONLY.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRE TODAY THROUGH TUESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ115-240600-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
CHOUTEAU AND FERGUS COUNTIES-
333 PM MDT MON JUL 23 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
115 FOR CHOUTEAU COUNTY ONLY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY. 

* AFFECTED AREA...FIRE WEATHER ZONE 115 FOR CHOUTEAU COUNTY ONLY.

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

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

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRE TODAY THROUGH TUESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ112-114-240600-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
EASTERN GLACIER/TOOLE/CENTRAL AND EASTERN PONDERA/LIBERTY
COUNTIES-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT/ROCKY
MOUNTAIN FRONT-
333 PM MDT MON JUL 23 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
112 AND 114...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY. 

* AFFECTED AREA...FIRE WEATHER ZONES 112 AND 114.

* WINDS...WEST 25 TO 40 MPH...WITH GUSTS UP TO 60 MPH.

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

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRE TODAY THROUGH TUESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

HTTP://WEATHER.GOV/GREATFALLS
831 
WWUS85 KTFX 240331
RFWTFX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
931 PM MDT MON JUL 23 2012

...CRITICAL FIRE WEATHER CONDITIONS WILL REDEVELOP OVER WESTERN
PORTIONS OF NORTH CENTRAL MONTANA TUESDAY AFTERNOON...

.LOW PRESSURE TRACKING SLOWLY EAST ACROSS ALBERTA WILL MAINTAIN A
STRONG WESTERLY FLOW ALOFT ACROSS THE REGION THROUGH TUESDAY.
WINDS HAVE DIMINISHED THIS EVENING...HOWEVER ARE EXPECTED TO
BECOME BREEZY AGAIN TUESDAY AFTERNOON. IN ADDITION...A DRY AIRMASS
IS IN PLACE AND AFTERNOON HUMIDITY WILL FALL TO BELOW 20 PERCENT
TUESDAY AFTERNOON...CREATING CRITICAL FIRE WEATHER CONDITIONS.

MTZ117-241200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
931 PM MDT MON JUL 23 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 117
FOR CASCADE COUNTY ONLY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY. 

* AFFECTED AREA...FIRE WEATHER ZONE 117 FOR CASCADE COUNTY ONLY.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED
  FIRE TODAY THROUGH TUESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ115-241200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
CHOUTEAU AND FERGUS COUNTIES-
931 PM MDT MON JUL 23 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 115 FOR
CHOUTEAU COUNTY ONLY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY. 

* AFFECTED AREA...FIRE WEATHER ZONE 115 FOR CHOUTEAU COUNTY ONLY.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRE TODAY THROUGH TUESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ112-114-241200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
EASTERN GLACIER/TOOLE/CENTRAL AND EASTERN PONDERA/LIBERTY
COUNTIES-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT/ROCKY
MOUNTAIN FRONT-
931 PM MDT MON JUL 23 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
112 AND 114...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT TUESDAY. 

* AFFECTED AREA...FIRE WEATHER ZONES 112 AND 114.

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

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

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRE TODAY THROUGH TUESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

HTTP://WEATHER.GOV/GREATFALLS
625 
WWUS85 KTFX 240949
RFWTFX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
349 AM MDT TUE JUL 24 2012

MTZ117-242200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
349 AM MDT TUE JUL 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
117 FOR CASCADE COUNTY ONLY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 117 FOR CASCADE COUNTY ONLY.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ115-242200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
CHOUTEAU AND FERGUS COUNTIES-
349 AM MDT TUE JUL 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
115 FOR CHOUTEAU COUNTY ONLY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 115 FOR CHOUTEAU COUNTY ONLY.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ112-114-242200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
EASTERN GLACIER/TOOLE/CENTRAL AND EASTERN PONDERA/LIBERTY
COUNTIES-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT/ROCKY
MOUNTAIN FRONT-
349 AM MDT TUE JUL 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
112 AND 114...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONES 112 AND 114.

* WINDS...WEST 20 TO 30 MPH...WITH GUSTS UP TO 40 MPH.

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

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

HTTP://WEATHER.GOV/GREATFALLS
943 
WWUS85 KTFX 241720
RFWTFX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
1120 AM MDT TUE JUL 24 2012

MTZ113-118-250200-
/O.EXA.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
HILL AND BLAINE COUNTIES-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
1120 AM MDT TUE JUL 24 2012

...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
113 AND 118...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A RED FLAG
WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT UNTIL 8 PM MDT THIS EVENING. 

* AFFECTED AREA...FIRE WEATHER ZONES 113 AND 118.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ115-117-250200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
CHOUTEAU AND FERGUS COUNTIES-
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
1120 AM MDT TUE JUL 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
115 AND 117...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONES 115 AND 117.

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

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

MTZ112-114-250200-
/O.CON.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
EASTERN GLACIER/TOOLE/CENTRAL AND EASTERN PONDERA/LIBERTY
COUNTIES-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT/ROCKY
MOUNTAIN FRONT-
1120 AM MDT TUE JUL 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
112 AND 114...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONES 112 AND 114.

* WINDS...WEST 25 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH IS POSSIBLE WITH ANY UNCONTROLLED 
  FIRES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THESE
AREAS OF THIS RED FLAG WARNING.

&&

$$

HTTP://WEATHER.GOV/GREATFALLS
597 
WWUS85 KTFX 250138
RFWTFX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
738 PM MDT TUE JUL 24 2012

MTZ113-115-117-118-250245-
/O.EXP.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
HILL AND BLAINE COUNTIES-CHOUTEAU AND FERGUS COUNTIES-
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
738 PM MDT TUE JUL 24 2012

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
113...115...117 AND 118...

THE RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING. 

WEST TO NORTHWEST WINDS WILL GRADUALLY DIMINISH THROUGH THE
REMAINDER OF THIS EVENING. HUMIDITY HAS ALSO RECOVERED TO NEAR OR
ABOVE 20 PERCENT IN MOST AREAS. THEREFORE THE RED FLAG WARNING WILL
EXPIRE AT 8 PM MDT THIS EVENING. 

$$

MTZ112-114-250245-
/O.EXP.KTFX.FW.W.0013.000000T0000Z-120725T0200Z/
EASTERN GLACIER/TOOLE/CENTRAL AND EASTERN PONDERA/LIBERTY
COUNTIES-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT/ROCKY
MOUNTAIN FRONT-
738 PM MDT TUE JUL 24 2012

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
112 AND 114...

THE RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING. 

WEST TO NORTHWEST WINDS WILL GRADUALLY DIMINISH THROUGH THE
REMAINDER OF THIS EVENING. HUMIDITY HAS ALSO RECOVERED TO NEAR OR
ABOVE 20 PERCENT IN MOST AREAS. THEREFORE THE RED FLAG WARNING WILL
EXPIRE AT 8 PM MDT THIS EVENING.

$$

HTTP://WEATHER.GOV/GREATFALLS

The office that day

Everything else NWS Great Falls, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 22, 8:39 PM MDTSpecial Weather StatementTFXJudith Basin51 min
Jul 22, 11:38 PM MDTSpecial Weather StatementTFXGlacier52 min
Jul 23, 1:49 AM MDTSpecial Weather StatementTFXBeaverhead41 min
Jul 23, 3:15 PM MDTHigh Wind WarningTFX6 hr
Jul 23, 3:42 PM MDTSpecial Weather StatementTFXHill48 min
Jul 23, 3:44 PM MDTSpecial Weather StatementTFXBlaine46 min

Nearby

Red Flag Warnings in Montana, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.