Alert archive / Montana / Red Flag Warnings in 2011
Red Flag Warning 2, NWS Missoula, MT
NWS Missoula, MT issued this red flag warning at Aug 28, 2011, 2:52 AM MDT for 8 counties in Montana; 5 counties in Idaho. It took effect at Aug 28, 2011, 2:00 PM MDT. It was in force for 15 hr. 1 report 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
- Aug 28, 2011, 2:52 AM MDT (08:52 UTC)
- In effect from
- Aug 28, 2011, 2:00 PM MDT
- Expired
- Aug 29, 2011, 4:57 AM MDT
- In force
- 15 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID, Latah County, ID, Lewis County, ID, Nez Perce County, ID, 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), 101 km from the middle of the area, began a volume at 08:56 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 28, 7:30 PM MDT | TSTM WND DMG | 4 E Lewiston, ID | DELAYED REPORT OF WIND DAMAGE TO BUILDING. TIME ESTIMATED. KLEW TV. |
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 00:00Z, 8.9 hours before the alert went out and 243 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
- 4075 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
230 WWUS85 KMSO 280852 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 252 AM MDT SUN AUG 28 2011 IDZ102-103-MTZ109-282130- /O.NEW.KMSO.FW.W.0002.110828T2000Z-110829T0600Z/ PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT- 252 AM MDT SUN AUG 28 2011 /152 AM PDT SUN AUG 28 2011/ ...RED FLAG WARNING IN EFFECT FROM 2 PM MDT /1 PM PDT/ THIS AFTERNOON TO MIDNIGHT MDT /11 PM PDT/ TONIGHT FOR THUNDERSTORMS ACROSS THE PALOUSE/HELLS CANYON...CLEARWATER/NEZ PERCE... BITTERROOT... 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 MIDNIGHT MDT /11 PM PDT/ TONIGHT. * THUNDERSTORMS: WIDELY SCATTERED THUNDERSTORMS...SOME WITH LITTLE RAIN. * WINDS: POTENTIAL GUSTS TO 35 MPH FROM NEARBY STORMS. * MINIMUM HUMIDITIES: MID TEENS TO MID 20S THIS AFTERNOON...WITH GOOD RECOVERIES OVERNIGHT. * TIMING: THUNDERSTORMS WILL BE INCREASING THIS AFTERNOON WITH CONTINUED DEVELOPMENT WELL INTO THE NIGHTTIME PERIOD. 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. && $$
3 follow-up statements
879 WWUS85 KMSO 282114 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 314 PM MDT SUN AUG 28 2011 MTZ110-111-290515- /O.EXB.KMSO.FW.W.0002.110828T2114Z-110829T1200Z/ DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 314 PM MDT SUN AUG 28 2011 ...RED FLAG WARNING IN EFFECT UNTIL 6 AM MDT MONDAY FOR THUNDERSTORMS ACROSS THE DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL 6 AM MDT MONDAY. * THUNDERSTORMS: WIDELY SCATTERED THUNDERSTORMS...SOME WITH LITTLE RAIN. * WINDS: POTENTIAL GUSTS TO 35 MPH FROM NEARBY STORMS. * MINIMUM HUMIDITIES: MID TEENS TO MID 20S THIS AFTERNOON...WITH GOOD RECOVERIES OVERNIGHT. * TIMING: THUNDERSTORMS WILL BE INCREASING THIS AFTERNOON WITH CONTINUED DEVELOPMENT WELL INTO THE NIGHTTIME PERIOD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS INTENDED TO ALERT LAND MANAGERS TO EXPECTED WEATHER CONDITIONS THAT ALONG WITH SUFFICIENTLY DRY FUELS...WILL SIGNIFICANTLY INCREASE FIRE DANGER. && $$ IDZ102-103-MTZ109-290515- /O.EXT.KMSO.FW.W.0002.000000T0000Z-110829T1200Z/ PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT- 314 PM MDT SUN AUG 28 2011 /214 PM PDT SUN AUG 28 2011/ ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 AM MDT /5 AM PDT/ MONDAY FOR THUNDERSTORMS ACROSS THE PALOUSE/HELLS CANYON... CLEARWATER/NEZ PERCE...BITTERROOT... THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 6 AM MDT /5 AM PDT/ MONDAY. * THUNDERSTORMS: WIDELY SCATTERED THUNDERSTORMS...SOME WITH LITTLE RAIN. * WINDS: POTENTIAL GUSTS TO 35 MPH FROM NEARBY STORMS. * MINIMUM HUMIDITIES: MID TEENS TO MID 20S THIS AFTERNOON...WITH GOOD RECOVERIES OVERNIGHT. * TIMING: THUNDERSTORMS WILL BE INCREASING THIS AFTERNOON WITH CONTINUED DEVELOPMENT WELL INTO THE NIGHTTIME PERIOD. 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. && $$
027 WWUS85 KMSO 290334 RFWMSO URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE MISSOULA MT 934 PM MDT SUN AUG 28 2011 IDZ102-103-MTZ109-291200- /O.CON.KMSO.FW.W.0002.000000T0000Z-110829T1200Z/ PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT- 934 PM MDT SUN AUG 28 2011 /834 PM PDT SUN AUG 28 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 AM MDT /5 AM PDT/ MONDAY FOR THUNDERSTORMS ACROSS THE PALOUSE/HELLS CANYON... CLEARWATER/NEZ PERCE...BITTERROOT... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 AM MDT /5 AM PDT/ MONDAY. * THUNDERSTORMS: WIDELY SCATTERED THUNDERSTORMS...SOME WITH LITTLE RAIN. * WINDS: POTENTIAL GUSTS TO 35 MPH FROM NEARBY STORMS. * MINIMUM HUMIDITIES: GOOD RECOVERIES EXPECTED OVERNIGHT. * TIMING: CONTINUED THUNDERSTORM DEVELOPMENT THROUGH THE NIGHT. && $$ MTZ110-111-291200- /O.CON.KMSO.FW.W.0002.000000T0000Z-110829T1200Z/ DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 934 PM MDT SUN AUG 28 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY FOR THUNDERSTORMS ACROSS THE DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY. * THUNDERSTORMS: WIDELY SCATTERED THUNDERSTORMS...SOME WITH LITTLE RAIN. * WINDS: POTENTIAL GUSTS TO 35 MPH FROM NEARBY STORMS. * MINIMUM HUMIDITIES: GOOD RECOVERIES EXPECTED OVERNIGHT. * TIMING: CONTINUED THUNDERSTORM DEVELOPMENT THROUGH THE NIGHT. && $$
622 WWUS85 KMSO 291057 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 457 AM MDT MON AUG 29 2011 IDZ102-103-MTZ109>111-291200- /O.CAN.KMSO.FW.W.0002.000000T0000Z-110829T1200Z/ PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT- DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 457 AM MDT MON AUG 29 2011 /357 AM PDT MON AUG 29 2011/ ...RED FLAG WARNING IS CANCELLED FOR THUNDERSTORMS ACROSS THE PALOUSE/HELLS CANYON...CLEARWATER/NEZ PERCE...BITTERROOT... DEERLODGE/WEST BEAVERHEAD...EAST BEAVERHEAD... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE RED FLAG WARNING. THE ATMOSPHERE HAS MOISTENED OVERNIGHT AND THE VAST MAJORITY OF THUNDERSTORMS ARE PRODUCING MEASURABLE PRECIPITATION. IN ADDITION...THERE HAS BEEN A MARKED DECREASE IN LIGHTNING OVER THE PAST TWO HOURS. THUS THE RED FLAG WARNING HAS BEEN CANCELLED. $$
Nearby
Red Flag Warnings in Montana, 2011Red Flag Warnings in Idaho, 2011Every red flag warning in 2011
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.