Alert archive / Montana / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 13, NWS Missoula, MT
NWS Missoula, MT issued this severe thunderstorm warning at Aug 8, 2005, 5:53 PM MDT for Granite County, Montana. It was in force for 52 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 8, 2005, 5:53 PM MDT (23:53 UTC)
- Expired
- Aug 8, 2005, 6:45 PM MDT
- In force
- 52 min
- Issued by
- NWS Missoula, MT
- Area
- Counties, with a storm outline in the text
County Granite County, MT
The radar
The Missoula radar (KMSX), 107 km from the middle of the area, began a volume at 23:55 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 8, 6:25 PM MDT | HAIL 1.25 | 20 Sw Philipsburg, MT | THEY RECEIVED THE HAIL AT THE FROG POND FIRE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Great_falls, MT (KTFX), launched 12:00Z, 11.9 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1450 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS55 KMSO 082353 SVRMSO MTC039-090045- /O.NEW.KMSO.SV.W.0013.050808T2353Z-050809T0045Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MISSOULA MT 553 PM MDT MON AUG 8 2005 THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN GRANITE COUNTY IN WEST CENTRAL MONTANA * UNTIL 645 PM MDT * AT 550 PM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER EASTERN RAVALLI COUNTY...OR ABOUT 25 MILES SOUTHEAST OF HAMILTON... MOVING NORTHEAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... RURAL SOUTHERN GRANITE COUNTY AT 610 PM MDT 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 4610 11375 4598 11363 4610 11329 4635 11345 $$
1 follow-up statement
000 WWUS55 KMSO 090044 SVSMSO SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 644 PM MDT MON AUG 8 2005 MTC039-090054- /O.EXP.KMSO.SV.W.0013.000000T0000Z-050809T0045Z/ GRANITE- 644 PM MDT MON AUG 8 2005 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN GRANITE COUNTY EXPIRES AT 645 PM MDT... LAT...LON 4610 11375 4598 11363 4610 11329 4635 11345 $$
Nearby
Severe Thunderstorm Warnings in Montana, 2005Every severe thunderstorm warning in 2005
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.