Alert archive / Montana / Special Weather Statements in 2017

Special Weather Statement, NWS Missoula, MT

June 1, 2017Granite County, Montana

NWS Missoula, MT issued this special weather statement at Jun 1, 2017, 2:06 PM MDT for Granite County, Montana. It was in force for 24 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 1, 2017, 2:06 PM MDT (20:06 UTC)
Expired: Jun 1, 2017, 2:30 PM MDT
In force: 24 min
Issued by: NWS Missoula, MT

County Granite County, MT

The radar

The Missoula radar (KMSX), 101 km from the middle of the area, began a volume at 20:09 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 text

As transmitted.

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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 1, 1:58 PM MDT, 8 minutes earlier.

Area forecast discussion, Jun 1, 1:58 PM MDT, 8 minutes before

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In the hours before

Special weather statement, Jun 1, 12:51 PM MDT, 1 hour 15 minutes before

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Special weather statement, Jun 1, 1:12 PM MDT, 54 minutes before

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Special weather statement, Jun 1, 1:40 PM MDT, 26 minutes before

Special Weather Statement
National Weather Service Missoula MT
140 PM MDT THU JUN 1 2017

IDZ006-MTZ005>007-012015-
Southern Clearwater Mountains ID-Bitterroot/Sapphire Mountains MT-
Missoula/Bitterroot Valleys MT-Butte/Blackfoot Region MT-
140 PM MDT THU JUN 1 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN LEMHI...EAST CENTRAL
IDAHO...SOUTHWESTERN DEER LODGE...SOUTH CENTRAL GRANITE AND SOUTHERN
RAVALLI COUNTIES UNTIL 215 PM MDT...

At 139 PM MDT, Doppler radar was tracking a strong thunderstorm 9
miles south of Conner, or 31 miles south of Hamilton, moving
northeast at 35 mph.

Widespread pea size to half inch hail and wind gusts of 50 to 55 mph
will be possible with this storm.

Locations impacted include...
Darby, Conner, Sula, and Como. Campgrounds Crazy Creek, Warm
Springs, and Spring Gulch.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

Persons in campgrounds should consider seeking sturdy shelter until
this storm passes.

&&

LAT...LON 4575 11385 4578 11387 4575 11391 4571 11391
      4569 11396 4571 11399 4569 11402 4565 11402
      4562 11407 4585 11442 4612 11426 4594 11351
TIME...MOT...LOC 1939Z 220DEG 30KT 4580 11415

Local storm report, Jun 1, 1:47 PM MDT, 19 minutes before

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Special weather statement, Jun 1, 2:06 PM MDT, 0 minutes before

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The office that day

Everything else NWS Missoula, MT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 31, 7:03 PM MDT	Special Weather Statement	MSO	Missoula	27 min
May 31, 7:30 PM MDT	Special Weather Statement	MSO	Lake	45 min
May 31, 8:12 PM MDT	Special Weather Statement	MSO	Lake	33 min
May 31, 8:53 PM MDT	Special Weather Statement	MSO	Flathead	37 min
May 31, 9:22 PM MDT	Special Weather Statement	MSO	Flathead	38 min
Jun 1, 9:57 AM MDT	Areal Flood Advisory	MSO	Ravalli	10 hr
Jun 1, 12:51 PM MDT	Special Weather Statement	MSO		39 min
Jun 1, 1:12 PM MDT	Special Weather Statement	MSO	Ravalli	33 min
Jun 1, 1:40 PM MDT	Special Weather Statement	MSO	Ravalli	35 min
Jun 1, 2:11 PM MDT	Special Weather Statement	MSO	Ravalli	34 min
Jun 1, 2:34 PM MDT	Special Weather Statement	MSO	Granite	26 min
Jun 1, 3:08 PM MDT	Special Weather Statement	MSO	Powell	52 min
Jun 1, 3:59 PM MDT	Special Weather Statement	MSO	Powell	46 min
May 31, 9:15 PM MDT	Areal Flood Advisory	MSO	Idaho	3 hr
Jun 1, 1:34 PM MDT	Areal Flood Advisory	MSO	Lemhi	3 hr

Nearby

Special Weather Statements in Montana, 2017 Every special weather statement in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.