Alert archive / Montana / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 30, NWS Missoula, MT
NWS Missoula, MT issued this severe thunderstorm warning at Jun 26, 2012, 6:53 AM MDT for Flathead County, Montana. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 26, 2012, 6:53 AM MDT (12:53 UTC)
- Expired
- Jun 26, 2012, 7:30 AM MDT
- In force
- 37 min
- Issued by
- NWS Missoula, MT
- Area
- Storm-based polygon
County Flathead County, MT
The radar
The Missoula radar (KMSX), 185 km from the middle of the area, began a volume at 12:55 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
Spokane, WA (KOTX), launched 12:00Z, 0.9 hours before the alert went out and 225 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
- 29 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1214 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
772
WUUS55 KMSO 261253
SVRMSO
MTC029-261330-
/O.NEW.KMSO.SV.W.0030.120626T1253Z-120626T1330Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MISSOULA MT
653 AM MDT TUE JUN 26 2012
THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL FLATHEAD COUNTY IN NORTHWEST MONTANA...
* UNTIL 730 AM MDT.
* AT 648 AM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING ONE INCH HAIL...AND DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED 9 MILES EAST OF WEST GLACIER...
OR ABOUT 29 MILES NORTHEAST OF EVERGREEN...AND WAS MOVING NORTH AT
35 MPH.
* LOCATIONS IMPACTED INCLUDE...APGAR...LAKE MCDONALD...LOGAN PASS...
NYACK AND WEST GLACIER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND HAIL...ALONG WITH
FREQUENT LIGHTNING AND HEAVY RAIN. FOR YOUR PROTECTION...GO INDOORS
AND STAY AWAY FROM WINDOWS. IF YOU ARE CAUGHT OUTSIDE...MOVE TO A
WELL PROTECTED AREA.
&&
LAT...LON 4892 11400 4888 11402 4883 11397 4886 11383
4881 11375 4879 11376 4874 11370 4862 11374
4859 11355 4855 11345 4846 11347 4842 11334
4831 11342 4850 11419 4897 11403
TIME...MOT...LOC 1253Z 194DEG 31KT 4853 11376
$$1 follow-up statement
581
WWUS55 KMSO 261321
SVSMSO
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
721 AM MDT TUE JUN 26 2012
MTC029-261331-
/O.EXP.KMSO.SV.W.0030.000000T0000Z-120626T1330Z/
FLATHEAD MT-
721 AM MDT TUE JUN 26 2012
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL FLATHEAD COUNTY
EXPIRES AT 730 AM MDT...
LAT...LON 4892 11400 4888 11402 4883 11397 4886 11383
4881 11375 4879 11376 4874 11370 4862 11374
4859 11355 4855 11345 4846 11347 4842 11334
4831 11342 4850 11419 4897 11403
TIME...MOT...LOC 1321Z 194DEG 31KT 4876 11365
$$The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 2:16 AM MDT | Special Weather Statement | MSO | Missoula | 44 min |
| Jun 26, 2:35 AM MDT | Red Flag Warning | MSO | Beaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more | 21 hr |
| Jun 26, 2:54 AM MDT | Special Weather Statement | MSO | Flathead | 36 min |
| Jun 26, 3:59 AM MDT | Special Weather Statement | MSO | Flathead | 31 min |
| Jun 26, 4:24 AM MDT | Special Weather Statement | MSO | Flathead | 36 min |
| Jun 26, 5:02 AM MDT | Special Weather Statement | MSO | Sanders | 28 min |
| Jun 26, 5:15 AM MDT | Special Weather Statement | MSO | Flathead | 30 min |
| Jun 26, 5:41 AM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lake | 34 min |
| Jun 26, 6:00 AM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lake | 30 min |
| Jun 26, 6:25 AM MDT | Severe Thunderstorm Warning | MSO | Flathead | 35 min |
| Jun 26, 6:38 AM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lincoln, Sanders | 52 min |
| Jun 26, 8:50 AM MDT | Lake Wind Advisory | MSO | Flathead, Lake, Sanders | 9 hr |
| Jun 26, 10:07 AM MDT | Areal Flood Advisory | MSO | Lake | 9 hr |
| Jun 26, 10:08 AM MDT | Special Weather Statement | MSO | Flathead, Lake | 52 min |
| Jun 26, 10:11 AM MDT | Special Weather Statement | MSO | Granite, Missoula | 49 min |
| Jun 26, 10:25 AM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lake, Missoula | 50 min |
| Jun 26, 11:09 AM MDT | Severe Thunderstorm Warning | MSO | Flathead, Missoula, Powell | 35 min |
| Jun 26, 11:11 AM MDT | Flash Flood Warning | MSO | Flathead | 3 hr |
| Jun 26, 1:16 PM MDT | Areal Flood Warning | MSO | Flathead | 24 hr |
Nearby
Severe Thunderstorm Warnings in Montana, 2012Every severe thunderstorm 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.