Alert archive / Montana / Red Flag Warnings in 2012

Red Flag Warning 7, NWS Missoula, MT

July 10, 20128 counties in Montana

NWS Missoula, MT issued this red flag warning at Jul 10, 2012, 3:05 AM MDT for 8 counties in Montana. It took effect at Jul 10, 2012, 12:00 PM MDT. It was in force for 9 hr. 4 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 10, 2012, 3:05 AM MDT (09:05 UTC)
In effect from
Jul 10, 2012, 12:00 PM MDT
Expired
Jul 10, 2012, 8:35 PM MDT
In force
9 hr
Issued by
NWS Missoula, MT

Counties Beaverhead County, MT, Deer Lodge County, MT, Granite County, MT, Jefferson County, MT, Madison County, MT, Powell County, MT, Ravalli County, MT, Silver Bow County, MT

The radar

The Missoula radar (KMSX), 144 km from the middle of the area, began a volume at 09:09 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 10, 3:45 PM MDTTSTM WND GST 646 Se Jackson, MT64 MPH WIND GUST REPORTED FROM A THUNDERSTORM NEAR BIG HOLE PASS.
Jul 10, 4:15 PM MDTTSTM WND GST 5521 Sw Lima, MT55 MPH THUNDERSTORM WIND GUST REPORTED AT HARKNESS RAWS SITE.
Jul 10, 4:38 PM MDTTSTM WND GST 475 Ne Dillon, MT47 MPH THUNDERSTORM WIND GUST REPORTED AT DILLON AIRPORT ASOS SITE.
Jul 10, 4:45 PM MDTTSTM WND GST 514 Ne Lima, MT51 MPH THUNDERSTORM WIND GUST REPORTED AT ANTELOPE RAWS SITE.

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, 9.1 hours before the alert went out and 240 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 2012-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4816 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

088 
WWUS85 KMSO 100905
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
305 AM MDT TUE JUL 10 2012

MTZ110-111-102100-
/O.UPG.KMSO.FW.A.0003.120710T1800Z-120711T0600Z/
/O.NEW.KMSO.FW.W.0007.120710T1800Z-120711T0600Z/
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
305 AM MDT TUE JUL 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT
TONIGHT FOR THUNDERSTORMS ACROSS THE DEERLODGE/WEST BEAVERHEAD...
EAST BEAVERHEAD (ZONES 110 111)...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A RED FLAG
WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT FROM NOON TODAY TO
MIDNIGHT MDT TONIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN
EFFECT. 

* THUNDERSTORMS: SCATTERED THUNDERSTORMS WILL DEVELOP AND MOVE
  THROUGH THE AREA THIS AFTERNOON THROUGH THE EVENING HOURS. THESE
  STORMS WILL HAVE WET CORES BUT DO NOT EXPECT WIDESPREAD RAIN.
  LIGHTNING POTENTIAL WITH GUSTY OUTFLOW WINDS COULD HELP START
  NEW OR SPREAD EXISTING WILDFIRES.

* TIMING: THUNDERSTORMS MAY BEGIN AS ISOLATED BY NOONTIME...BUT
  WILL QUICKLY INCREASE TO SCATTERED COVERAGE BY EARLY AFTERNOON.
  SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING HOURS
  BEFORE DIMINISHING BY MIDNIGHT.

* OTHER CONCERNS: TEMPERATURES WILL AGAIN BE WELL ABOVE NORMAL
  CAUSING HUMIDITIES TO FALL INTO THE TEENS AND LOWER 20S.

* OUTLOOK WEDNESDAY: WIDELY SCATTERED TO SCATTERED THUNDERSTORMS
  ARE POSSIBLE AGAIN DURING THE AFTERNOON AND EVENING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS INTENDED TO ALERT LAND MANAGERS TO EXPECTED
WEATHER CONDITIONS THAT ALONG WITH SUFFICIENTLY DRY FUELS...WILL
SIGNIFICANTLY INCREASE FIRE DANGER.

&&

$$

MTZ109-102100-
/O.NEW.KMSO.FW.W.0007.120710T1800Z-120711T0600Z/
BITTERROOT-
305 AM MDT TUE JUL 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT
TONIGHT FOR THUNDERSTORMS ACROSS THE BITTERROOT (ZONE 109)...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A RED FLAG
WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT FROM NOON TODAY TO
MIDNIGHT MDT TONIGHT. 

* THUNDERSTORMS: SCATTERED THUNDERSTORMS WILL DEVELOP AND MOVE
  THROUGH THE AREA THIS AFTERNOON THROUGH THE EVENING HOURS. THESE
  STORMS WILL HAVE WET CORES BUT DO NOT EXPECT WIDESPREAD RAIN.
  LIGHTNING POTENTIAL WITH GUSTY OUTFLOW WINDS COULD HELP START
  NEW OR SPREAD EXISTING WILDFIRES.

* TIMING: THUNDERSTORMS MAY BEGIN AS ISOLATED BY NOONTIME...BUT
  WILL QUICKLY INCREASE TO SCATTERED COVERAGE BY EARLY AFTERNOON.
  SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING HOURS
  BEFORE DIMINISHING BY MIDNIGHT.

* OTHER CONCERNS: TEMPERATURES WILL AGAIN BE WELL ABOVE NORMAL
  CAUSING HUMIDITIES TO FALL INTO THE TEENS AND LOWER 20S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS INTENDED TO ALERT LAND MANAGERS TO EXPECTED
WEATHER CONDITIONS THAT ALONG WITH SUFFICIENTLY DRY FUELS...WILL
SIGNIFICANTLY INCREASE FIRE DANGER.

&&

$$
2 follow-up statements
711 
WWUS85 KMSO 102047
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
247 PM MDT TUE JUL 10 2012

MTZ109-110500-
/O.CON.KMSO.FW.W.0007.000000T0000Z-120711T0600Z/
BITTERROOT-
247 PM MDT TUE JUL 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR THUNDERSTORMS ACROSS THE BITTERROOT...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

* THUNDERSTORMS: SCATTERED THUNDERSTORMS WILL DEVELOP AND MOVE 
  THROUGH THE AREA LATE THIS AFTERNOON THROUGH THE EVENING HOURS. 
  THESE STORMS WILL HAVE WET CORES BUT DO NOT EXPECT WIDESPREAD 
  RAIN. LIGHTNING POTENTIAL WITH GUSTY OUTFLOW WINDS COULD HELP 
  START NEW OR SPREAD EXISTING WILDFIRES. 

* TIMING: THUNDERSTORMS WILL BEGIN THIS AFTERNOON...BUT WILL
  QUICKLY INCREASE TO SCATTERED COVERAGE BY EVENING.  SCATTERED
  THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING HOURS BEFORE
  DIMINISHING OVERNIGHT.

* OTHER CONCERNS: TEMPERATURES WILL AGAIN BE ABOVE NORMAL CAUSING
  HUMIDITIES TO FALL INTO THE TEENS AND LOWER 20S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS INTENDED TO ALERT LAND MANAGERS TO EXPECTED
WEATHER CONDITIONS THAT ALONG WITH SUFFICIENTLY DRY FUELS...WILL
SIGNIFICANTLY INCREASE FIRE DANGER.

&&

$$

MTZ110-111-110500-
/O.CON.KMSO.FW.W.0007.000000T0000Z-120711T0600Z/
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
247 PM MDT TUE JUL 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR THUNDERSTORMS ACROSS THE DEERLODGE/WEST BEAVERHEAD...EAST
BEAVERHEAD...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

* THUNDERSTORMS: SCATTERED THUNDERSTORMS WILL DEVELOP AND MOVE 
  THROUGH THE AREA THIS AFTERNOON THROUGH THE EVENING HOURS. 
  THESE STORMS WILL HAVE WET CORES BUT DO NOT EXPECT WIDESPREAD 
  RAIN. LIGHTNING POTENTIAL WITH GUSTY OUTFLOW WINDS COULD HELP 
  START NEW OR SPREAD EXISTING WILDFIRES. 

* TIMING: THUNDERSTORMS WILL QUICKLY INCREASE TO SCATTERED
  COVERAGE THIS AFTERNOON. SCATTERED THUNDERSTORMS WILL
  CONTINUE THROUGH THE EVENING HOURS BEFORE DIMINISHING BY
  MIDNIGHT.

* OTHER CONCERNS: TEMPERATURES WILL AGAIN BE HOT CAUSING
  HUMIDITIES TO FALL INTO THE TEENS AND LOWER 20S.

* OUTLOOK WEDNESDAY: ISOLATED TO SCATTERED THUNDERSTORMS ARE
  POSSIBLE AGAIN DURING THE AFTERNOON AND EVENING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS INTENDED TO ALERT LAND MANAGERS TO EXPECTED
WEATHER CONDITIONS THAT ALONG WITH SUFFICIENTLY DRY FUELS...WILL
SIGNIFICANTLY INCREASE FIRE DANGER.

&&

$$
694 
WWUS85 KMSO 110235
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
835 PM MDT TUE JUL 10 2012

MTZ109>111-110345-
/O.CAN.KMSO.FW.W.0007.000000T0000Z-120711T0600Z/
BITTERROOT-DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
835 PM MDT TUE JUL 10 2012

...RED FLAG WARNING IS CANCELLED FOR THE BITTERROOT...
DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE RED
FLAG WARNING. 


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 6:06 PM MDTSpecial Weather StatementMSORavalli39 min
Jul 10, 5:27 PM MDTSpecial Weather StatementMSOSilver Bow33 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.