Alert archive / Washington / Snow Advisories in 2007
Snow Advisory 30, NWS Spokane, WA
NWS Spokane, WA issued this snow advisory at Dec 17, 2007, 2:49 PM PST for 5 counties in Washington. It took effect at Dec 17, 2007, 10:00 PM PST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Dec 17, 2007, 2:49 PM PST (22:49 UTC)
- In effect from
- Dec 17, 2007, 10:00 PM PST
- Expired
- Dec 18, 2007, 8:11 AM PST
- In force
- 10 hr
- Issued by
- NWS Spokane, WA
Counties Chelan County, WA, Douglas County, WA, Ferry County, WA, Grant County, WA, Okanogan County, WA
The radar
The Spokane radar (KOTX), 151 km from the middle of the area, began a volume at 22:54 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.
What forecasters said that day
The local office's own words before this snow advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Spokane, WA wrote its last area forecast discussion before this snow advisory went out at Dec 17, 2:17 PM PST, 32 minutes earlier.
Area forecast discussion, Dec 17, 2:17 PM PST, 32 minutes before
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</html>Hazardous weather outlook, Dec 17, 5:54 AM PST, 8 hours 55 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SPOKANE WA 554 AM PST MON DEC 17 2007 IDZ001>004-026-027-WAZ031>038-041>044-181400- NORTHERN PANHANDLE-COEUR DALENE AREA-IDAHO PALOUSE- CENTRAL PANHANDLE MOUNTAINS-LEWISTON AREA- LEWIS AND SOUTHERN NEZ PERCE COUNTIES-NORTHEAST BLUE MOUNTAINS- LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE- MOSES LAKE AREA-UPPER COLUMBIA BASIN-SPOKANE AREA- NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS-WENATCHEE AREA- EAST SLOPES NORTHERN CASCADES-OKANOGAN VALLEY-WATERVILLE PLATEAU- 554 AM PST MON DEC 17 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO... NORTH CENTRAL IDAHO...CENTRAL WASHINGTON...EAST CENTRAL WASHINGTON...NORTH CENTRAL WASHINGTON...NORTHEAST WASHINGTON AND SOUTHEAST WASHINGTON. .DAY ONE...TODAY AND TONIGHT UNSETTLED WINTRY CONDITIONS WILL PREVAIL TODAY WITH WIDESPREAD SNOW SHOWERS PRODUCING MODERATE SNOW ACCUMULATIONS MAINLY NORTH OF INTERSTATE 90. SNOW MAY MIX WITH RAIN THUS LIMITING ACCUMULATION TO A THIN LAYER OF SLUSH OVER THE LOWER ELEVATIONS OF THE COLUMBIA BASIN AND SOUTH OF INTERSTATE 90. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A SERIES OF WINTER STORMS WILL STRIKE THE INLAND NORTHWEST THIS WEEK. THE NEXT WILL ARRIVE TUESDAY. ANOTHER POTENTIALLY STRONG STORM IS FORECAST TO ARRIVE WEDNESDAY AFTERNOON AND EVENING. MORE STRONG STORMS ARE POSSIBLE FOR THE WEEKEND. EACH STORM COULD POTENTIALLY BRING LOCALLY HEAVY SNOWS...ESPECIALLY TO THE NORTHERN MOUNTAINS EXTENDING FROM THE CASCADES TO THE NORTHERN PANHANDLE. MOST VALLEY LOCATIONS NORTH OF I-90 COULD ALSO EXPERIENCE APPRECIABLE SNOWS. STRONG GUSTY WINDS MAY BE A CONCERN ACROSS THE LOWER COLUMBIA BASIN...SOUTHEAST WASHINGTON AND ADJACENT AREAS OF THE IDAHO PANHANDLE. STAY TUNED TO FUTURE FORECAST UPDATES AND REVISED WINTER WEATHER HIGHLIGHTS FROM YOUR NATIONAL WEATHER SERVICE.
In the hours before
Local storm report, Dec 17, 10:47 AM PST, 4 hours 2 minutes before
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</html>Local storm report, Dec 17, 11:16 AM PST, 3 hours 33 minutes before
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</html>The office that day
Everything else NWS Spokane, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 3:54 AM PST | Winter Storm Watch | OTX | Douglas, Ferry, Okanogan, Pend Oreille, Spokane, Stevens | 18 hr |
| Dec 17, 7:51 AM PST | Dense Fog Advisory | OTX | Adams, Grant | 4 hr |
Nearby
Snow Advisories in Washington, 2007Every snow advisory in 2007
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.