Monday, March 18, 2013

Special Weather statement from National Weather Service - rain on the way

...A CHANGE IN THE WEATHER IS IN STORE FOR INTERIOR NORTHERN
CALIFORNIA...

ABOVE NORMAL TEMPERATURES OF THE PAST WEEK WILL BE REPLACED BY
COOLER WEATHER ALONG WITH RAIN AND HIGH-ELEVATION SNOW BY TUESDAY
AND WEDNESDAY. CHANCES OF PRECIPITATION WILL INCREASE BY TUESDAY
NIGHT. THE RAIN AND SNOW WILL TAPER TO SHOWERS BY WEDNESDAY
AFTERNOON.

IMPACTS:
*POSSIBLE TRAVEL DELAYS AND CHAINS REQUIREMENTS IN THE SIERRA
 NEVADA.

*SLICK ROADWAYS COULD LEAD TO AN INCREASE IN TRAFFIC ACCIDENTS.

SNOW LEVELS WILL BE HIGH WITH THIS SYSTEM SO ONLY THE HIGHER
ELEVATION MOUNTAIN PASSES ARE EXPECTED TO BE AFFECTED BY
ACCUMULATING SNOW. INTERSTATE 80 AND HIGHWAYS 50 AND 88 WILL
LIKELY SEE SNOW ACCUMULATING ON THE ROADWAYS BELOW THE PASS
LEVELS. MOTORISTS TRAVELING INTO THE NORTHERN SIERRA NEVADA
SHOULD BE PREPARED FOR POSSIBLE TRAVEL DELAYS AND CARRY CHAINS.
SNOW ACCUMULATIONS OF 4 TO 8 INCHES WILL BE POSSIBLE BELOW PASS
LEVELS DOWN TO AROUND 6500 FEET WITH MINOR ACCUMULATIONS POSSIBLE
BELOW THAT LEVEL. LOCALLY HIGHER AMOUNTS ARE POSSIBLE ALONG THE
CREST.

RAINFALL AMOUNTS WITHIN THE VALLEY WILL GENERALLY RANGE FROM A
QUARTER TO A HALF AN INCH OF RAINFALL. RAINFALL AMOUNTS OVER THE
FOOTHILLS WILL RANGE FROM ONE HALF TO ONE INCH OF RAIN WITH
LOCALLY HIGHER AMOUNTS. ROADS WILL BECOME SLICK SO MOTORISTS
SHOULD INCREASE FOLLOWING DISTANCES.