Alert archive / Montana / Special Weather Statements in 2016

Special Weather Statement, NWS Missoula, MT

June 7, 2016Mineral County, Montana

NWS Missoula, MT issued this special weather statement at Jun 7, 2016, 7:03 PM MDT for Mineral County, Montana. It was in force for 27 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 7, 2016, 7:03 PM MDT (01:03 UTC)
Expired: Jun 7, 2016, 7:30 PM MDT
In force: 27 min
Issued by: NWS Missoula, MT

County Mineral County, MT

The radar

The Missoula radar (KMSX), 51 km from the middle of the area, began a volume at 01:07 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 00:00Z, 1.1 hours before the alert went out and 297 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 6 J/kg
Mixed-layer CIN: -284 J/kg
Mixed-layer LCL: 2153 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 88 m²/s²
0-3 km storm-relative helicity: 145 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 7, 3:14 PM MDT, 3 hours 49 minutes earlier.

Area forecast discussion, Jun 7, 3:14 PM MDT, 3 hours 49 minutes before

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In the hours before

Special weather statement, Jun 7, 2:46 PM MDT, 4 hours 17 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
246 PM MDT TUE JUN 7 2016

MTZ007-072130-
BUTTE/BLACKFOOT REGION MT-
246 PM MDT TUE JUN 7 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTH CENTRAL POWELL COUNTY UNTIL
330 PM MDT...

AT 245 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
GARRISON...OR 13 MILES SOUTHEAST OF DRUMMOND...MOVING NORTHEAST AT 5
MPH. THESE STORMS WILL PRODUCE PONDING AND REDUCED VISIBILITY ALONG
I-90 BETWEEN GARRISON JUNCTION AND GOLD CREEK, OR 15-20 MILES
EAST OF DRUMMOND.

LOCATIONS IMPACTED INCLUDE...
GARRISON...BROCK CREEK AND GOLDCREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 4646 11285 4654 11302 4666 11295 4653 11268
TIME...MOT...LOC 2045Z 222DEG 5KT 4655 11291

Special weather statement, Jun 7, 3:17 PM MDT, 3 hours 46 minutes before

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Special weather statement, Jun 7, 3:45 PM MDT, 3 hours 18 minutes before

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Special weather statement, Jun 7, 4:17 PM MDT, 2 hours 46 minutes before

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Special weather statement, Jun 7, 6:37 PM MDT, 26 minutes before

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Special weather statement, Jun 7, 7:03 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
Jun 7, 6:37 PM MDT	Special Weather Statement	MSO	Mineral	23 min
Jun 8, 3:49 PM MDT	Special Weather Statement	MSO	Granite	41 min
Jun 8, 4:00 PM MDT	Special Weather Statement	MSO	Flathead	30 min
Jun 8, 4:19 PM MDT	Special Weather Statement	MSO	Missoula	26 min
Jun 8, 4:28 PM MDT	Special Weather Statement	MSO	Powell	32 min
Jun 8, 4:31 PM MDT	Special Weather Statement	MSO	Flathead	44 min
Jun 8, 4:42 PM MDT	Severe Thunderstorm Warning	MSO	Flathead	33 min
Jun 8, 4:52 PM MDT	Severe Thunderstorm Warning	MSO	Mineral, Sanders	23 min
Jun 8, 4:57 PM MDT	Severe Thunderstorm Warning	MSO	Mineral, Sanders	33 min
Jun 8, 4:59 PM MDT	Special Weather Statement	MSO	Missoula	31 min
Jun 8, 5:06 PM MDT	Special Weather Statement	MSO	Flathead	39 min
Jun 8, 5:14 PM MDT	Special Weather Statement	MSO	Sanders	31 min
Jun 8, 5:22 PM MDT	Special Weather Statement	MSO	Lake	23 min
Jun 8, 5:33 PM MDT	Special Weather Statement	MSO	Sanders	27 min
Jun 8, 5:34 PM MDT	Special Weather Statement	MSO	Flathead	26 min
Jun 8, 5:52 PM MDT	Special Weather Statement	MSO	Flathead	23 min
Jun 8, 2:57 PM MDT	Flash Flood Watch	MSO	Clearwater, Idaho	5 hr
Jun 8, 3:31 PM MDT	Flash Flood Warning	MSO	Clearwater	59 min
Jun 8, 3:39 PM MDT	Severe Thunderstorm Warning	MSO	Clearwater, Idaho	36 min
Jun 8, 4:13 PM MDT	Special Weather Statement	MSO	Clearwater	32 min
Jun 8, 4:21 PM MDT	Special Weather Statement	MSO	Lemhi	24 min
Jun 8, 5:13 PM MDT	Special Weather Statement	MSO	Clearwater	47 min

Nearby

Special Weather Statements in Montana, 2016 Every 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.