Alert archive / Montana / Special Weather Statements in 2016
Special Weather Statement, NWS Missoula, MT
NWS Missoula, MT issued this special weather statement at Jun 24, 2016, 12:28 PM MDT for Powell County, Montana. It was in force for 47 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 24, 2016, 12:28 PM MDT (18:28 UTC)
- Expired
- Jun 24, 2016, 1:15 PM MDT
- In force
- 47 min
- Issued by
- NWS Missoula, MT
County Powell County, MT
The radar
The Missoula radar (KMSX), 82 km from the middle of the area, began a volume at 18:29 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 12:00Z, 6.5 hours before the alert went out and 197 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
- 1853 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 157 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Missoula, MT wrote its last area forecast discussion before this special weather statement went out at Jun 24, 3:31 AM MDT, 8 hours 57 minutes earlier.
Area forecast discussion, Jun 24, 3:31 AM MDT, 8 hours 57 minutes before
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</html>In the hours before
Special weather statement, Jun 24, 8:10 AM MDT, 4 hours 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
810 AM MDT FRI JUN 24 2016
IDZ006-MTZ003>006-043-241445-
SOUTHERN CLEARWATER MOUNTAINS ID-POTOMAC/SEELEY LAKE REGION MT-
MISSOULA/BITTERROOT VALLEYS MT-BITTERROOT/SAPPHIRE MOUNTAINS MT-
FLATHEAD/MISSION VALLEYS MT-LOWER CLARK FORK REGION MT-
810 AM MDT FRI JUN 24 2016
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN IDAHO...NORTHWESTERN
RAVALLI...NORTHWESTERN GRANITE...SOUTHEASTERN MISSOULA...SOUTHEASTERN
SANDERS AND SOUTH CENTRAL LAKE COUNTIES UNTIL 845 AM MDT...
AT 808 AM MDT...DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG
A LINE EXTENDING FROM FRENCHTOWN TO 34 MILES WEST OF DARBY. MOVEMENT
WAS NORTHEAST AT 30 MPH. FREQUENT LIGHTNING CAN BE EXPECTED WITH
THESE STORMS.
LOCATIONS IMPACTED INCLUDE...
MISSOULA...HAMILTON...LOLO...STEVENSVILLE...DARBY...EVARO...
FLORENCE...VICTOR...EAST MISSOULA...ARLEE...PINESDALE...
BELL CROSSING...CORVALLIS...CHARLOS HEIGHTS AND CLINTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
&&
LAT...LON 4707 11334 4678 11353 4664 11386 4597 11383
4605 11443 4716 11422
TIME...MOT...LOC 1408Z 225DEG 26KT 4704 11420 4611 11488Special weather statement, Jun 24, 8:46 AM MDT, 3 hours 42 minutes before
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</html>Special weather statement, Jun 24, 12:28 PM MDT, 0 minutes before
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</html>The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:10 AM MDT | Special Weather Statement | MSO | Missoula, Ravalli | 35 min |
| Jun 24, 8:46 AM MDT | Special Weather Statement | MSO | Missoula | 44 min |
| Jun 24, 11:00 AM MDT | Winter Weather Advisory | MSO | Flathead, Lake | 22 hr |
| Jun 24, 4:49 PM MDT | Special Weather Statement | MSO | Lake | 26 min |
Nearby
Special Weather Statements in Montana, 2016Every special weather statement in 2016
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.