Alert archive / Montana / Special Weather Statements in 2016
Special Weather Statement, NWS Missoula, MT
NWS Missoula, MT issued this special weather statement at May 19, 2016, 2:50 AM MDT for Missoula County, Montana. It was in force for 40 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
- May 19, 2016, 2:50 AM MDT (08:50 UTC)
- Expired
- May 19, 2016, 3:30 AM MDT
- In force
- 40 min
- Issued by
- NWS Missoula, MT
County Missoula County, MT
The radar
The Missoula radar (KMSX), 29 km from the middle of the area, began a volume at 08:49 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 00:00Z, 8.8 hours before the alert went out and 178 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
- 49 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1880 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
345 WWUS85 KMSO 190850 SPSMSO SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 250 AM MDT THU MAY 19 2016 MTZ003>006-043-190930- POTOMAC/SEELEY LAKE REGION MT-MISSOULA/BITTERROOT VALLEYS MT- BITTERROOT/SAPPHIRE MOUNTAINS MT-FLATHEAD/MISSION VALLEYS MT- LOWER CLARK FORK REGION MT- 250 AM MDT THU MAY 19 2016 ...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL MINERAL...NORTHERN RAVALLI...SOUTHWESTERN MISSOULA...SOUTHEASTERN SANDERS AND SOUTHERN LAKE COUNTIES UNTIL 330 AM MDT... AT 248 AM MDT...DOPPLER RADAR WAS TRACKING AN AREA OF THUNDERSTORMS 8 MILES NORTHWEST OF ALBERTON...OR 16 MILES SOUTHEAST OF SUPERIOR... MOVING NORTHEAST AT 25 MPH. WINDS IN EXCESS OF 30 MPH AND BRIEF HEAVY RAIN WILL OCCUR WITH THESE STORMS. LOCATIONS IMPACTED INCLUDE... MISSOULA...LOLO...ALBERTON...EVARO...TARKIO...WYE... BONNER-WEST RIVERSIDE...FRENCHTOWN...EAST MISSOULA...RIVERBEND... NINEMILE...CYR...TURAH...HUSON...QUARTZ...STARK AND LOZEAU. LAT...LON 4664 11427 4715 11491 4734 11445 4684 11375 TIME...MOT...LOC 0848Z 221DEG 21KT 4710 11457 $$ GIBSON
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 4:46 AM MDT | Special Weather Statement | MSO | Missoula | 44 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.