Alert archive / Idaho / Red Flag Warnings in 2012

Red Flag Warning 6, NWS Missoula, MT

July 9, 2012Ravalli County, Montana; 5 counties in Idaho

NWS Missoula, MT issued this red flag warning at Jul 9, 2012, 10:05 AM MDT for Ravalli County, Montana; 5 counties in Idaho. It took effect at Jul 9, 2012, 2:00 PM MDT. It was in force for 8 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 9, 2012, 10:05 AM MDT (16:05 UTC)
In effect from
Jul 9, 2012, 2:00 PM MDT
Expired
Jul 9, 2012, 10:00 PM MDT
In force
8 hr
Issued by
NWS Missoula, MT

Counties Clearwater County, ID, Idaho County, ID, Latah County, ID, Lewis County, ID, Nez Perce County, ID, Ravalli County, MT

The radar

The Missoula radar (KMSX), 163 km from the middle of the area, began a volume at 16:05 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 9, 4:57 PM MDTTSTM WND GST 45Corvallis, MTLOST POWER
Jul 9, 5:45 PM MDTTSTM WND GST 50Victor, MT
Jul 9, 6:14 PM MDTTSTM WND GST 46Nne Stevensville, MTSTEVENSVILLE RAWS AT 3365 FT
Jul 9, 7:14 PM MDTHEAVY RAIN 0.478 Wsw Skalkaho Pass, MTGIRD POINT RAWS AT 6950 FT.

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

The nearest sounding before it

Spokane, WA (KOTX), launched 12:00Z, 4.1 hours before the alert went out and 158 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, Spokane, WA at 12:00Z on 2012-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 179 joules per kilogram.LCLLFCEL10008507005003002001001 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, Spokane, WA at 12:00Z on 2012-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 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
179 J/kg
Mixed-layer CIN
-513 J/kg
Mixed-layer LCL
2755 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
48 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.

880 
WWUS85 KMSO 091605
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1005 AM MDT MON JUL 9 2012

IDZ102-103-MTZ109-100015-
/O.NEW.KMSO.FW.W.0006.120709T2000Z-120710T0400Z/
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT-
1005 AM MDT MON JUL 9 2012 /905 AM PDT MON JUL 9 2012/

...RED FLAG WARNING IN EFFECT FROM 2 PM MDT /1 PM PDT/ THIS
AFTERNOON TO 10 PM MDT /9 PM PDT/ THIS EVENING FOR THUNDERSTORMS
ACROSS THE PALOUSE/HELLS CANYON...CLEARWATER/NEZ PERCE...
BITTERROOT (ZONES 102  103  109)...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A RED FLAG
WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT FROM 2 PM MDT
/1 PM PDT/ THIS AFTERNOON TO 10 PM MDT /9 PM PDT/ THIS EVENING. 

* THUNDERSTORMS: SCATTERED THUNDERSTORMS WILL MOVE THROUGH THE
  AREA FROM EARLY AFTERNOON THROUGH THE EVENING HOURS. THESE
  STORMS WILL HAVE WET CORES BUT DO NOT EXPECT WIDESPREAD RAIN.

* TIMING: EXPECT STORMS MOVING INTO THE LOWER SNAKE AND SALMON
  RIVER CANYON AREAS AS EARLY AS LATE MORNING...THEN CROSSING
  NORTH CENTRAL IDAHO THROUGH THE AFTERNOON AND EARLY EVENING.
  STORMS OVER THE BITTERROOTS ARE EXPECTED TO DEVELOP MID TO LATE
  AFTERNOON.

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

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.

&&

$$

MTZ110-111-100015-
/O.CON.KMSO.FW.A.0003.120710T1800Z-120711T0600Z/
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
1005 AM MDT MON JUL 9 2012

...FIRE WEATHER WATCH REMAINS IN EFFECT FOR THUNDERSTORMS FROM
TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR THUNDERSTORMS ACROSS
THE DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH TUESDAY EVENING. 

* THUNDERSTORMS: SCATTERED COVERAGE.

* IMPACT: LIGHTNING POTENTIAL WITH GUSTY OUTFLOW WINDS COULD 
  HELP START NEW OR SPREAD EXISTING WILDFIRES. 

* TIMING: TUESDAY NOON TO MIDNIGHT.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
2 follow-up statements
325 
WWUS85 KMSO 092329
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
529 PM MDT MON JUL 9 2012

IDZ102-103-MTZ109-100400-
/O.CON.KMSO.FW.W.0006.000000T0000Z-120710T0400Z/
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT-
529 PM MDT MON JUL 9 2012 /429 PM PDT MON JUL 9 2012/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT /9 PM PDT/
THIS EVENING FOR THUNDERSTORMS ACROSS THE PALOUSE/HELLS CANYON...
CLEARWATER/NEZ PERCE...BITTERROOT...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT /9 PM PDT/
THIS EVENING. 

* THUNDERSTORMS: SCATTERED THUNDERSTORMS WILL MOVE THROUGH THE 
  AREA FROM EARLY AFTERNOON THROUGH THE EVENING HOURS. THESE 
  STORMS WILL HAVE WET CORES BUT DO NOT EXPECT WIDESPREAD RAIN. 

* TIMING: EXPECT STORMS MOVING INTO THE LOWER SNAKE AND SALMON 
  RIVER CANYON AREAS AS EARLY AS LATE MORNING...THEN CROSSING 
  NORTH CENTRAL IDAHO THROUGH THE AFTERNOON AND EARLY EVENING. 
  STORMS OVER THE BITTERROOTS ARE EXPECTED TO DEVELOP MID TO 
  LATE AFTERNOON. 

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

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.

&&

$$

MTZ110-111-100730-
/O.CON.KMSO.FW.A.0003.120710T1800Z-120711T0600Z/
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
529 PM MDT MON JUL 9 2012

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH TUESDAY EVENING FOR THUNDERSTORMS ACROSS THE
DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH TUESDAY EVENING. 

* THUNDERSTORMS: SCATTERED COVERAGE.

* IMPACT: LIGHTNING POTENTIAL WITH GUSTY OUTFLOW WINDS COULD 
  HELP START NEW OR SPREAD EXISTING WILDFIRES. 

* TIMING: TUESDAY NOON TO MIDNIGHT.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
727 
WWUS85 KMSO 100333
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
933 PM MDT MON JUL 9 2012

IDZ102-103-MTZ109-100445-
/O.EXP.KMSO.FW.W.0006.000000T0000Z-120710T0400Z/
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT-
933 PM MDT MON JUL 9 2012 /833 PM PDT MON JUL 9 2012/

...RED FLAG WARNING WILL EXPIRE AT 10 PM MDT /9 PM PDT/ THIS
EVENING FOR THE PALOUSE/HELLS CANYON...CLEARWATER/NEZ
PERCE...BITTERROOT...

THE RED FLAG WARNING WILL EXPIRE AT 10 PM MDT /9 PM PDT/ THIS
EVENING. 



$$

MTZ110-111-101145-
/O.CON.KMSO.FW.A.0003.120710T1800Z-120711T0600Z/
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
933 PM MDT MON JUL 9 2012

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH TUESDAY EVENING FOR THUNDERSTORMS ACROSS THE
DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH TUESDAY EVENING. 

* THUNDERSTORMS: SCATTERED COVERAGE.

* IMPACT: LIGHTNING POTENTIAL WITH GUSTY OUTFLOW WINDS COULD 
  HELP START NEW OR SPREAD EXISTING WILDFIRES. 

* TIMING: TUESDAY NOON TO MIDNIGHT.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 3:33 AM MDTFire Weather WatchMSOBeaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more24 hr
Jul 9, 4:25 PM MDTSpecial Weather StatementMSORavalli65 min
Jul 9, 5:48 PM MDTAreal Flood AdvisoryMSORavalli60 min

Nearby

Red Flag Warnings in Idaho, 2012Red 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.