Alert archive / Montana / Red Flag Warnings in 2015
Red Flag Warning 7, NWS Missoula, MT
NWS Missoula, MT issued this red flag warning at Aug 10, 2015, 11:16 AM MDT for 11 counties in Montana; 5 counties in Idaho. It took effect at Aug 10, 2015, 12:00 PM MDT. It was in force for 11 hr. 14 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
- Aug 10, 2015, 11:16 AM MDT (17:16 UTC)
- In effect from
- Aug 10, 2015, 12:00 PM MDT
- Expired
- Aug 10, 2015, 11:00 PM MDT
- In force
- 11 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID, Latah County, ID, Lewis County, ID, Nez Perce County, ID, Flathead County, MT, Glacier County, MT, Granite County, MT, Lake County, MT, Lewis and Clark County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 51 km from the middle of the area, began a volume at 17:20 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 10, 4:35 PM MDT | TSTM WND GST 55 | 8 Sw Conner, MT | COUPLE OF TREES DOWN |
| Aug 10, 5:00 PM MDT | TSTM WND GST 59 | 7 Sw Conner, MT | |
| Aug 10, 5:10 PM MDT | TSTM WND GST 48 | Slate Creek, ID | SLATE CREEK RAWS 1568 FT. |
| Aug 10, 5:25 PM MDT | TSTM WND DMG | Darby, MT | POWER LINES AND TREES HAVE BEEN BLOWN DOWN. |
| Aug 10, 5:49 PM MDT | TSTM WND DMG | 2 Sse Stevensville, MT | A FENCE WITH 5 X 5 INCH POSTS WAS BLOWN DOWN. WIND ESTIMATES NEAR TO 60 MPH. A PRIVATE WEATHER STATION RECORDED A WIND GUST TO 55 MPH. |
| Aug 10, 6:06 PM MDT | TSTM WND DMG | 1 Wnw Florence, MT | POWER OUTAGE, TREE LIMBS 5 TO 6 INCHES IN DIAMETER BROKE OFF. ESTIMATED WINDS OF 50 MPH. INTERMITTENT POWER OUTAGES IN LOLO. |
| Aug 10, 6:08 PM MDT | NON-TSTM WND GST 60 | 6 E Darby, MT | MESONET STATION DEER MOUNTAIN RAWS /DEEM8/ |
| Aug 10, 6:22 PM MDT | TSTM WND GST 49 | 4 Se Lolo, MT | 4740 FT. |
| Aug 10, 6:39 PM MDT | TSTM WND GST 73 | 6 Nw Missoula, MT | |
| Aug 10, 6:45 PM MDT | TSTM WND DMG | 1 Se Turah, MT | DOWNED TREES IN TURAH. ALSO THE HIGHWAY SIGN FOR BONNER WAS BROKEN OFF. ESTIMATED WIND SPEEDS OF 60 MPH. |
| Aug 10, 6:49 PM MDT | TSTM WND DMG | 2 W Missoula, MT | 5 MEDIUM TREES DOWN. ABOUT 8 TO 12 INCHES IN DIAMETER. THIS IS A CORRECTION - THE EARLIER LSR WAS 1 HOUR OFF. |
| Aug 10, 7:14 PM MDT | TSTM WND GST 70 | Arlee, MT | TIME OF EVENT IS APPROXIMATE |
| Aug 10, 7:30 PM MDT | TSTM WND DMG | Saint Ignatius, MT | TREE DAMAGE AND POWER LINES DOWN IN THE ST IGNATIUS AREA. TIME OF EVENT IS ESTIMATED. |
| Aug 10, 7:49 PM MDT | TSTM WND DMG | 2 W Missoula, MT | 5 MEDIUM TREES DOWN. ABOUT 8 TO 12 INCHES IN DIAMETER. |
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, 5.3 hours before the alert went out and 148 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
- 2280 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
145 WWUS85 KMSO 101716 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1116 AM MDT MON AUG 10 2015 IDZ102-103-MTZ109-110300- /O.UPG.KMSO.FW.A.0004.150810T1800Z-150811T0300Z/ /O.NEW.KMSO.FW.W.0007.150810T1800Z-150811T0300Z/ PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT- 1116 AM MDT MON AUG 10 2015 /1016 AM PDT MON AUG 10 2015/ ...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT /8 PM PDT/ THIS EVENING FOR THUNDERSTORMS AND GUSTY OUTFLOW WINDS ACROSS THE PALOUSE/HELLS CANYON... CLEARWATER/NEZ PERCE...BITTERROOT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS AND GUSTY OUTFLOW WINDS...WHICH IS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/ THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * THUNDERSTORMS: SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING. THUNDERSTORMS THAT DEVELOP WILL CONTAIN LITTLE RAINFALL, ESPECIALLY EARLY ON. EXTREMELY DRY FUELS WITH LIGHTNING MAY PRODUCE NEW WILDFIRE STARTS. * WINDS: GUSTY AND ERRATIC NEAR THUNDERSTORMS...UP TO 50 MPH POSSIBLE. * MINIMUM HUMIDITIES: LOWER TO MID 20S. * TIMING: AFTER NOON THROUGH EARLY THIS EVENING. $$ MTZ104>108-110500- /O.UPG.KMSO.FW.A.0004.150810T1800Z-150811T0300Z/ /O.NEW.KMSO.FW.W.0007.150810T2200Z-150811T0500Z/ KOOTENAI-FLATHEAD/GLACIER PARK-WEST LOLO- SALISH AND KOOTENAI RESERVATION-EAST LOLO- 1116 AM MDT MON AUG 10 2015 ...RED FLAG WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 PM MDT THIS EVENING FOR THUNDERSTORMS AND GUSTY OUTFLOW WINDS ACROSS THE KOOTENAI... FLATHEAD/GLACIER PARK...WEST LOLO...SALISH AND KOOTENAI RESERVATION...EAST LOLO... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 PM MDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * THUNDERSTORMS: SCATTERED THUNDERSTORMS ARE EXPECTED LATE THIS AFTERNOON AND EVENING. THUNDERSTORMS THAT DEVELOP WILL CONTAIN LITTLE RAINFALL, ESPECIALLY EARLY ON. EXTREMELY DRY FUELS WITH LIGHTNING MAY PRODUCE NEW WILDFIRE STARTS. * WINDS: GUSTY AND ERRATIC NEAR THUNDERSTORMS...UP TO 50 MPH POSSIBLE. * MINIMUM HUMIDITIES: MID TO UPPER TEENS. * TIMING: LATE THIS AFTERNOON THROUGH THIS EVENING. $$
2 follow-up statements
680 WWUS85 KMSO 110301 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 901 PM MDT MON AUG 10 2015 IDZ102-103-MTZ109-110415- /O.EXP.KMSO.FW.W.0007.000000T0000Z-150811T0300Z/ PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-BITTERROOT- 901 PM MDT MON AUG 10 2015 /801 PM PDT MON AUG 10 2015/ ...RED FLAG WARNING HAS EXPIRED FOR THE PALOUSE/HELLS CANYON... CLEARWATER/NEZ PERCE...BITTERROOT... THE RED FLAG WARNING IS NO LONGER IN EFFECT. $$ MTZ104>108-110500- /O.CON.KMSO.FW.W.0007.000000T0000Z-150811T0500Z/ KOOTENAI-FLATHEAD/GLACIER PARK-WEST LOLO- SALISH AND KOOTENAI RESERVATION-EAST LOLO- 901 PM MDT MON AUG 10 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM MDT THIS EVENING FOR THE KOOTENAI...FLATHEAD/GLACIER PARK...WEST LOLO... SALISH AND KOOTENAI RESERVATION...EAST LOLO... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM MDT THIS EVENING. * THUNDERSTORMS: SCATTERED THUNDERSTORMS ARE EXPECTED LATE THIS AFTERNOON AND EVENING. THUNDERSTORMS THAT DEVELOP WILL CONTAIN LITTLE RAINFALL... ESPECIALLY EARLY ON. EXTREMELY DRY FUELS WITH LIGHTNING MAY PRODUCE NEW WILDFIRE STARTS. * WINDS: GUSTY AND ERRATIC NEAR THUNDERSTORMS...UP TO 50 MPH POSSIBLE. * MINIMUM HUMIDITIES: MID TO UPPER TEENS. * TIMING: LATE THIS AFTERNOON THROUGH THIS EVENING. $$
866 WWUS85 KMSO 110501 RFWMSO URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1101 PM MDT MON AUG 10 2015 MTZ104>108-110615- /O.EXP.KMSO.FW.W.0007.000000T0000Z-150811T0500Z/ KOOTENAI-FLATHEAD/GLACIER PARK-WEST LOLO- SALISH AND KOOTENAI RESERVATION-EAST LOLO- 1101 PM MDT MON AUG 10 2015 ...RED FLAG WARNING HAS EXPIRED FOR THE KOOTENAI... FLATHEAD/GLACIER PARK...WEST LOLO...SALISH AND KOOTENAI RESERVATION...EAST LOLO... THE RED FLAG WARNING IS NO LONGER IN EFFECT. $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 4:33 PM MDT | Special Weather Statement | MSO | Ravalli | 57 min |
| Aug 10, 4:39 PM MDT | Special Weather Statement | MSO | 51 min | |
| Aug 10, 5:00 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Ravalli | 60 min |
| Aug 10, 5:22 PM MDT | Special Weather Statement | MSO | 38 min | |
| Aug 10, 5:22 PM MDT | Severe Thunderstorm Warning | MSO | Mineral, Missoula, Ravalli | 53 min |
| Aug 10, 5:44 PM MDT | Special Weather Statement | MSO | Lincoln | 61 min |
| Aug 10, 5:53 PM MDT | Special Weather Statement | MSO | Granite | 52 min |
| Aug 10, 3:35 PM MDT | Special Weather Statement | MSO | Lemhi | 55 min |
Nearby
Red Flag Warnings in Montana, 2015Red Flag Warnings in Idaho, 2015Every red flag warning in 2015
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.