Alert archive / Montana / Snow Advisories in 2008
Snow Advisory 42, NWS Missoula, MT
NWS Missoula, MT issued this snow advisory at Apr 29, 2008, 10:54 AM MDT for Granite County, Missoula County, Ravalli County, Montana; Clearwater County, Idaho County, Lemhi County, Idaho. It took effect at Apr 29, 2008, 3:00 PM MDT. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Apr 29, 2008, 10:54 AM MDT (16:54 UTC)
- In effect from
- Apr 29, 2008, 3:00 PM MDT
- Expired
- Apr 30, 2008, 7:42 AM MDT
- In force
- 17 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID, Lemhi County, ID, Granite County, MT, Missoula County, MT, Ravalli County, MT
The radar
The Missoula radar (KMSX), 103 km from the middle of the area, began a volume at 16:57 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 Missoula, MT wrote its last area forecast discussion before this snow advisory went out at Apr 29, 8:36 AM MDT, 2 hours 18 minutes earlier.
Area forecast discussion, Apr 29, 8:36 AM MDT, 2 hours 18 minutes before
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</html>Hazardous weather outlook, Apr 29, 5:38 AM MDT, 5 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MISSOULA MT 538 AM MDT TUE APR 29 2008 IDZ006-MTZ004-006-292345- SOUTHERN CLEARWATER MOUNTAINS-LOWER CLARK FORK REGION- BITTERROOT/SAPPHIRE MOUNTAINS- 538 AM MDT TUE APR 29 2008 /438 AM PDT TUE APR 29 2008/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IDAHO AND WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT A COLD LOW PRESSURE SYSTEM WILL MOVE INTO NORTH CENTRAL IDAHO AND WESTERN MONTANA TODAY AND TONIGHT. MODERATE SNOW ACCUMULATIONS ARE POSSIBLE OVER HIGHER TERRAIN ON NON PAVED SURFACES THIS AFTERNOON AND TONIGHT...ESPECIALLY OVER LOOKOUT AND LOLO PASSES. THE ROADWAYS COULD SEE LIGHT ACCUMULATIONS BUT THE SNOW SHOULD MELT FAIRLY QUICKLY. MOTORISTS SHOULD BE ALERT TO THE POTENTIAL OF WINTER WEATHER LIKE CONDITIONS IN THESE AREAS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. IDZ007-292345- OROFINO/GRANGEVILLE REGION- 438 AM PDT TUE APR 29 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IDAHO. .DAY ONE...TODAY AND TONIGHT A COLD LOW PRESSURE SYSTEM WILL MOVE INTO NORTH CENTRAL IDAHO TODAY. SNOW LEVELS WILL FALL TO NEAR THE VALLEY FLOORS LATE TONIGHT. LIGHT SNOW ACCUMULATIONS ARE POSSIBLE NEAR GRANGEVILLE AND THE WHITE BIRD GRADE THIS AFTERNOON AND EVENING. MOTORISTS SHOULD BE ALERT TO THE POTENTIAL OF WINTER WEATHER LIKE CONDITIONS IN THIS AREA. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. IDZ009-010-MTZ005-007-043-292345- WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY- MISSOULA/BITTERROOT VALLEYS-BUTTE/BLACKFOOT REGION- POTOMAC/SEELEY LAKE REGION- 538 AM MDT TUE APR 29 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IDAHO AND WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT A STRONG COLD FRONT WILL MOVE INTO NORTH CENTRAL IDAHO AND WESTERN MONTANA TODAY. THIS FRONT WILL CAUSE STRONG WESTERLY WINDS TO DEVELOP THIS AFTERNOON AND EVENING. WIND GUSTS COULD POTENTIALLY REACH 40 MPH. THE STRONGEST WINDS WILL BE EXPERIENCED AS THE FRONT PASSES THROUGH AND IMMEDIATELY BEHIND IT. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 10:54 AM MDT | Snow and Blowing Snow Advisory | MSO | Deer Lodge, Granite, Powell, Silver Bow | 17 hr |
Nearby
Snow Advisories in Montana, 2008Snow Advisories in Idaho, 2008Every snow advisory in 2008
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.