WINTER WEATHER ADVISORY
Warning Issue Date: 913 PM MST MON DEC 21 2009
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM MST
TUESDAY...
A WINTER WEATHER ADVISORY FOR SNOW IN THE UPPER WEISER RIVER AREA AND
BOISE MOUNTAINS REMAINS IN EFFECT UNTIL 7 AM MST TUESDAY.
* SNOW AMOUNTS...AROUND 3 INCHES IN THE UPPER WEISER RIVER AREA
AND 4 TO 6 INCHES...LOCALLY 8 INCHES...IN THE BOISE MOUNTAINS.
* SNOW LEVELS...INITIALLY 4000-5000 FEET...LOWERING TO VALLEY
FLOORS BY 5 AM MST TUESDAY.
* WINDS...5 TO 15 MPH EXCEPT LOCALLY 15 TO 25 DURING COLD
FRONTAL PASSAGE 11 PM TO MIDNIGHT MST IN THE UPPER WEISER
VALLEY...AND MIDNIGHT TO 2 AM MST IN THE BOISE MOUNTAINS.
* TIMING...11 PM MST TONIGHT TO 7 AM MST TUESDAY MORNING.
* IMPACTS...SNOW ACCUMULATING ON ROADS...AND SLUSH FREEZING ON
ROADS OVERNIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.
$$
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