HAZARDOUS WEATHER OUTLOOK
Issue Date: 939 PM MST MON DEC 21 2009
Expiration: 945 PM MST TUE DEC 22 2009

/839 PM PST MON DEC 21 2009/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
IDAHO...SOUTHWEST IDAHO...WEST CENTRAL IDAHO...NORTHEAST OREGON
AND SOUTHEAST OREGON.
.DAY ONE...TONIGHT AND TUESDAY
WINTER WEATHER ADVISORIES ARE IN EFFECT FOR THE UPPER WEISER RIVER
BASIN...THE BOISE MOUNTAINS...THE LOWER TREASURE VALLEY AREAS OF
OREGON AND IDAHO...THE MAGIC VALLEY AND SOUTHERN TWIN FALLS
COUNTY INTO TUESDAY MORNING. AREAS OF RAIN AND SNOW THIS EVENING
WILL TURN TO SNOW AND SPREAD ACROSS SE OREGON AND SW IDAHO
TONIGHT. 4 TO 6 INCHES OF SNOW...LOCALLY NEAR 8 INCHES OF SNOW
CAN BE EXPECTED IN THE BOISE MOUNTAINS BY MID-DAY TUESDAY. THE
UPPER WEISER RIVER BASIN CAN EXPECT ABOUT 3 INCHES OF SNOW WITH 1
TO 2 INCHES OF SNOW IN THE TREASURE VALLEY...MAGIC VALLEY AND
SOUTHERN TWIN FALLS COUNTY.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH SUNDAY
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.SPOTTER INFORMATION STATEMENT...
SPOTTERS SHOULD REPORT SIGNIFICANT WEATHER VIA ESTABLISHED
PROCEDURES.
$$

WINTER WEATHER ADVISORY
Issue Date: 913 PM MST MON DEC 21 2009
Expiration: 700 AM MST TUE DEC 22 2009

...SNOW OVERNIGHT AND TUESDAY MORNING...
.A PACIFIC STORM WILL BRING RAIN AND SNOW TO SOUTHEASTERN OREGON
AND SOUTHWESTERN IDAHO TONIGHT. A COLD FRONT MOVING THROUGH
TONIGHT WILL CHANGE PRECIPITATION TO ALL SNOW WHICH WILL CONTINUE
INTO TUESDAY MORNING. SNOW WILL ACCUMULATE 4 TO 8 INCHES IN IDAHO
MOUNTAIN AREAS NORTH OF THE SNAKE BASIN...AND WILL ALSO ACCUMULATE
AN INCH OR TWO IN THE TREASURE VALLEY BY SUNRISE AND THE MAGIC
VALLEY MID MORNING TUESDAY.
IDZ013-033-221215-
/O.CON.KBOI.WW.Y.0023.091222T0600Z-091222T1400Z/
BOISE MOUNTAINS-UPPER WEISER RIVER-
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.
&&
$$