Alert archive / Montana / Red Flag Warnings in 2012
Red Flag Warning 16, NWS Missoula, MT
NWS Missoula, MT issued this red flag warning at Aug 23, 2012, 9:35 PM MDT for 8 counties in Montana. It took effect at Aug 23, 2012, 10:00 PM MDT. It was in force for 23 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
- Aug 23, 2012, 9:35 PM MDT (03:35 UTC)
- In effect from
- Aug 23, 2012, 10:00 PM MDT
- Expired
- Aug 24, 2012, 9:20 PM MDT
- In force
- 23 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 03:38 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
Great_falls, MT (KTFX), launched 00:00Z, 3.6 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4731 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
073 WWUS85 KMSO 240335 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 935 PM MDT THU AUG 23 2012 MTZ109>111-241200- /O.CAN.KMSO.FW.W.0015.000000T0000Z-120825T0400Z/ /O.NEW.KMSO.FW.W.0016.120824T0400Z-120825T0400Z/ BITTERROOT-DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 935 PM MDT THU AUG 23 2012 ...RED FLAG WARNING IN EFFECT UNTIL 10 PM MDT FRIDAY FOR GUSTY WINDS AND LOW HUMIDITIES ACROSS THE BITTERROOT...DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A RED FLAG WARNING FOR GUSTY WINDS AND LOW HUMIDITIES...WHICH IS IN EFFECT UNTIL 10 PM MDT FRIDAY. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT FRIDAY EVENING. * WINDS: WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. * MINIMUM HUMIDITIES: 12-20 PERCENT. * TIMING: FRIDAY AFTERNOON AND EVENING. IN ADDITION...A STRONG FRONTAL SYSTEM WILL BE DROPPING SOUTH OUT OF CANADA PROVIDING STRONG WEST WINDS WITH CONTINUED LOW HUMIDITIES FRIDAY AFTERNOON AND EVENING. THE REGION WILL SEE SLIGHT IMPROVEMENT DURING THE OVERNIGHT HOURS. && $$ MTZ108-240445- /O.CAN.KMSO.FW.W.0015.000000T0000Z-120824T0400Z/ EAST LOLO- 935 PM MDT THU AUG 23 2012 ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITIES ACROSS THE EAST LOLO... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE RED FLAG WARNING. $$
3 follow-up statements
296 WWUS85 KMSO 240945 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 345 AM MDT FRI AUG 24 2012 MTZ109>111-242115- /O.CON.KMSO.FW.W.0016.000000T0000Z-120825T0400Z/ BITTERROOT-DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 345 AM MDT FRI AUG 24 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITIES ACROSS THE BITTERROOT...DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD (ZONES 109 110 111)... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING. * WINDS: WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. * MINIMUM HUMIDITIES: 8-18 PERCENT. * TIMING: THIS AFTERNOON AND EVENING. WINDS WILL DIMINISH ONCE AGAIN SHORTLY AFTER NIGHTFALL. 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. && $$
422 WWUS85 KMSO 242028 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 228 PM MDT FRI AUG 24 2012 MTZ109>111-250400- /O.CON.KMSO.FW.W.0016.000000T0000Z-120825T0400Z/ BITTERROOT-DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 228 PM MDT FRI AUG 24 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITIES ACROSS THE BITTERROOT...DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING. * WINDS: WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. * MINIMUM HUMIDITIES: 8-18 PERCENT. * TIMING: THIS AFTERNOON AND EVENING. WINDS WILL DIMINISH ONCE AGAIN SHORTLY AFTER NIGHTFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS INTENDED TO ALERT LAND MANAGERS TO EXPECTED WEATHER CONDITIONS THAT ALONG WITH SUFFICIENTLY DRY FUELS...WILL SIGNIFICANTLY INCREASE FIRE DANGER. && $$
230 WWUS85 KMSO 250320 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 920 PM MDT FRI AUG 24 2012 MTZ109>111-250430- /O.CAN.KMSO.FW.W.0016.000000T0000Z-120825T0400Z/ BITTERROOT-DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 920 PM MDT FRI AUG 24 2012 ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITIES ACROSS THE BITTERROOT...DEERLODGE/WEST BEAVERHEAD... EAST BEAVERHEAD... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE RED FLAG WARNING. RELATIVE HUMIDITY VALUES HAVE RECOVERED UP ABOVE RED FLAG WARNING CRITERIA AT THE SAME TIME WINDS ARE DIMINISHING...WARRANTING A CANCELLATION OF THE PRODUCT. $$
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.