Alert archive / Idaho / Special Weather Statements in 2017

Special Weather Statement, NWS Missoula, MT

August 30, 2017Lewis County, Idaho

NWS Missoula, MT issued this special weather statement at Aug 30, 2017, 3:05 PM PDT for Lewis County, Idaho. 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: Aug 30, 2017, 3:05 PM PDT (22:05 UTC)
Expired: Aug 30, 2017, 3:45 PM PDT
In force: 40 min
Issued by: NWS Missoula, MT

County Lewis County, ID

The radar

The Pendleton radar (KPDT), 192 km from the middle of the area, began a volume at 22:05 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 Aug 30, 1:37 PM PDT, 1 hour 28 minutes earlier.

Area forecast discussion, Aug 30, 1:37 PM PDT, 1 hour 28 minutes before

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In the hours before

Special weather statement, Aug 30, 1:16 PM PDT, 1 hour 49 minutes before

Special Weather Statement
National Weather Service Missoula MT
216 PM MDT WED AUG 30 2017

MTZ005-006-302045-
Bitterroot/Sapphire Mountains MT-Missoula/Bitterroot Valleys MT-
216 PM MDT WED AUG 30 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN RAVALLI COUNTY UNTIL
245 PM MDT...

At 215 PM MDT, Doppler radar was tracking a strong thunderstorm 7
miles southeast of Conner, or 28 miles south of Hamilton, moving
northeast at 10 mph.

Winds in excess of 40 mph will be possible with this storm.

Locations impacted include...
Conner, Sula, Spring Gulch campground, and Warm Springs Campground.

LAT...LON 4569 11405 4582 11429 4604 11399 4587 11373
TIME...MOT...LOC 2015Z 223DEG 9KT 4585 11402

Special weather statement, Aug 30, 1:30 PM PDT, 1 hour 35 minutes before

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Special weather statement, Aug 30, 2:19 PM PDT, 46 minutes before

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Special weather statement, Aug 30, 2:29 PM PDT, 36 minutes before

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Local storm report, Aug 30, 2:49 PM PDT, 16 minutes before

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Special weather statement, Aug 30, 3:05 PM PDT, 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
Aug 29, 6:18 PM PDT	Special Weather Statement	MSO	Mineral	27 min
Aug 30, 2:44 AM PDT	Special Weather Statement	MSO	Sanders	46 min
Aug 30, 3:02 AM PDT	Special Weather Statement	MSO	Lincoln	43 min
Aug 30, 3:39 AM PDT	Special Weather Statement	MSO	Lincoln	51 min
Aug 30, 1:16 PM PDT	Special Weather Statement	MSO	Ravalli	29 min
Aug 30, 2:29 PM PDT	Special Weather Statement	MSO	Deer Lodge	46 min
Aug 30, 3:41 PM PDT	Special Weather Statement	MSO	Powell	34 min
Aug 30, 3:46 PM PDT	Special Weather Statement	MSO	Lincoln	44 min
Aug 30, 4:00 PM PDT	Special Weather Statement	MSO	Missoula	45 min
Aug 30, 4:35 PM PDT	Special Weather Statement	MSO	Lincoln	40 min
Aug 30, 1:30 PM PDT	Special Weather Statement	MSO	Lewis	45 min
Aug 30, 2:19 PM PDT	Special Weather Statement	MSO	Lewis	41 min

Nearby

Special Weather Statements in Idaho, 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.