Alert archive / Idaho / Red Flag Warnings in 2012

Red Flag Warning 4, NWS Pocatello, ID

June 25, 201214 counties in Idaho

NWS Pocatello, ID issued this red flag warning at Jun 25, 2012, 3:42 AM MDT for 14 counties in Idaho. It took effect at Jun 25, 2012, 11:00 AM MDT. It was in force for 10 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
Jun 25, 2012, 3:42 AM MDT (09:42 UTC)
In effect from
Jun 25, 2012, 11:00 AM MDT
Expired
Jun 25, 2012, 9:00 PM MDT
In force
10 hr
Issued by
NWS Pocatello, ID

Counties Bannock County, ID, Bear Lake County, ID, Bingham County, ID, Bonneville County, ID, Butte County, ID, Caribou County, ID, Clark County, ID, Franklin County, ID, Fremont County, ID, Jefferson County, ID, Madison County, ID, Oneida County, ID, Power County, ID, Teton County, ID

The radar

The Pocatello radar (KSFX), 54 km from the middle of the area, began a volume at 09:41 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.

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 00:00Z, 9.7 hours before the alert went out and 271 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, Salt Lake City I, UT at 00:00Z on 2012-06-25Temperature 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, Salt Lake City I, UT at 00:00Z on 2012-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
4556 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
56 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.

846 
WWUS85 KPIH 250942
RFWPIH

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
342 AM MDT MON JUN 25 2012

...RED FLAG WARNING FROM 11 AM TO 9 PM TODAY FOR LOW RELATIVE
HUMIDITY AND STRONG GUSTY WINDS IN SOUTHEAST ZONE 410...

.VERY DRY AIR AND GUSTY SOUTH WINDS ARE EXPECTED IN THE UPPER
SNAKE PLAIN OF SOUTHEAST IDAHO TODAY AS THE LOW NEAR THE OREGON
COAST BEGINS TO MOVE INLAND. THE LOW WILL TRACK THROUGH THE IDAHO
PAN HANDLE ON TUESDAY...THE ASSOCIATED SURFACE COLD FRONT PASSING
THE SNAKE PLAIN NEAR SUN RISE TUESDAY. 

IDZ410-252200-
/O.NEW.KPIH.FW.W.0004.120625T1700Z-120626T0300Z/
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-
342 AM MDT MON JUN 25 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 9 PM MDT
THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR SOUTHEAST IDAHO 
FIRE ZONE 410...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM MDT
THIS EVENING. 


* AFFECTED AREA: IN IDAHO...FIRE ZONE 410 UPPER SNAKE RIVER 
  VALLEY/IDAHO FALLS BLM.

* TIMING: 11 AM MDT UNTIL 9 PM MDT THIS EVENING.

* WIND: SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO 35 MPH.

* HUMIDITY: 8 TO 14 PERCENT.

* IMPACTS: LOW HUMIDITY AND STRONG GUSTY WINDS WILL CONTRIBUTE TO
  EXPLOSIVE FIRE GROWTH AND RAPID RATES OF SPREAD.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$


HTTP://WEATHER.GOV/POCATELLO
2 follow-up statements
858 
WWUS85 KPIH 251553
RFWPIH

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
953 AM MDT MON JUN 25 2012

...RED FLAG WARNING FROM 11 AM TO 9 PM TODAY FOR LOW RELATIVE
HUMIDITY AND STRONG GUSTY WINDS IN SOUTHEAST IDAHO ZONES 410 
AND PORTIONS OF 413 BELOW 6000 FT...

.VERY DRY AIR AND GUSTY SOUTH WINDS ARE EXPECTED IN THE UPPER
SNAKE PLAIN OF SOUTHEAST IDAHO TODAY AS THE LOW NEAR THE OREGON
COAST BEGINS TO MOVE INLAND. THE LOW WILL TRACK THROUGH THE IDAHO
PAN HANDLE ON TUESDAY...THE ASSOCIATED SURFACE COLD FRONT PASSING
THE SNAKE PLAIN NEAR SUN RISE TUESDAY.

IDZ413-260300-
/O.EXA.KPIH.FW.W.0004.120625T1700Z-120626T0300Z/
CARIBOU RANGE/CARIBOU NF-
953 AM MDT MON JUN 25 2012

...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW HUMIDITY FOR PORTIONS OF FIRE ZONE 413
BELOW 6000 FT...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 9 PM MDT THIS EVENING. 

* AFFECTED AREA: IN IDAHO...FIRE ZONE 413 IN THE SNAKE RIVER PLAIN
  AND VERY NORTHERN PORTIONS OF ADJOINING VALLEYS INCLUDING
  POCATELLO AND VICINITY BELOW 6000 FT.


* TIMING: 11 AM MDT UNTIL 9 PM MDT THIS EVENING.

* WIND: SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO 35 MPH.

* HUMIDITY: 8 TO 14 PERCENT.

* IMPACTS: LOW HUMIDITY AND STRONG GUSTY WINDS WILL CONTRIBUTE 
  TO EXPLOSIVE FIRE GROWTH AND RAPID RATES OF SPREAD. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

IDZ410-260300-
/O.CON.KPIH.FW.W.0004.120625T1700Z-120626T0300Z/
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-
953 AM MDT MON JUN 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONE 410...

* AFFECTED AREA: IN IDAHO...FIRE ZONE 410 UPPER SNAKE RIVER 
  VALLEY/IDAHO FALLS BLM. 

* TIMING: 11 AM MDT UNTIL 9 PM MDT THIS EVENING.

* WIND: SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO 35 MPH.

* HUMIDITY: 8 TO 14 PERCENT.

* IMPACTS: LOW HUMIDITY AND STRONG GUSTY WINDS WILL CONTRIBUTE TO
  EXPLOSIVE FIRE GROWTH AND RAPID RATES OF SPREAD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$


HTTP://WEATHER.GOV/POCATELLO
808 
WWUS85 KPIH 260241
RFWPIH

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
841 PM MDT MON JUN 25 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 410 AND 413 BELOW
6000 FEET...

IDZ410-413-260345-
/O.EXP.KPIH.FW.W.0004.000000T0000Z-120626T0300Z/
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-CARIBOU RANGE/CARIBOU NF-
841 PM MDT MON JUN 25 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 410 AND 413 BELOW 6000 FEET...

THE RED FLAG WARNING FOR GUSTY WINDS AND LOW HUMIDITY IN FIRE
WEATHER ZONES 410 AND 413 BELOW 6000 FEET WILL EXPIRE AT 9 PM MDT
THIS EVENING. 

WINDS CONTINUE TO SLOWLY DIMINISH ACROSS THE WARNING AREA THIS
EVENING. LOCALIZE SPOTS FOR THE NEXT FEW HOURS WILL CONTINUE TO
GUST IN THE 25 TO 35 MPH RANGE. HUMIDITIES IN MANY AREAS WILL
REMAIN BELOW 15 PERCENT AS WELL UNTIL WE GET LATER INTO THE NIGHT.
HOWEVER...WIDESPREAD DANGEROUS FIRE CONDITIONS ARE COMING TO AN
END. 

$$


HTTP://WEATHER.GOV/POCATELLO

The office that day

Everything else NWS Pocatello, ID issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 2:17 PM MDTWind AdvisoryPIH30 hr

Nearby

Red Flag Warnings in Idaho, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.