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HYDROMETEOROLOGICAL DISCUSSION
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK
300 PM AKDT FRI FEB 27 2015 

...FLOOD POTENTIAL... 

FLOOD POTENTIAL IS LOW FOR THE STATE OF ALASKA.

...HYDROMETEOROLOGICAL DISCUSSION...
 
THIS MORNING A RIDGE STRETCHES FROM THE NORTH PACIFIC NORTHWARD 
THROUGH THE STATE.  A SHORTWAVE WILL RIDE OVER THE TOP OF THE RIDGE 
ON SATURDAY... BRINGING A QUICK SHOT OF SNOW TO MOST OF THE STATE.  
THE RIDGE WILL REBUILD SUNDAY... THEN MOVE SLOWLY SOUTHEAST THROUGH 
MIDWEEK AS A TROUGH STRENGTHENS FROM THE SOUTHEASTERN BERING TO 
SOUTH OF THE AKPEN.

...SNOW DEPTH...

OVER THE PAST WEEK SNOW DEPTHS GENERALLY DECREASED OVER THE WESTERN 
AND SOUTHERN MAINLAND AND OVER SOUTHEAST ALASKA... WHILE SNOW DEPTHS 
GENERALLY INCREASED OVER THE EASTERN INTERIOR.  SNOW WATER 
EQUIVALENTS ARE LESS THAT 50% OF NORMAL ON THE KENAI PENINSULA AND 
OVER SOUTHCENTRAL... WHILE SNOW WATER EQUIVALENTS ARE GENERALLY 
BETWEEN 50 AND 110% OF NORMAL NEAR FAIRBANKS.

...ICE THICKNESS...

ICE THICKNESS MEASURED AT THE BEGINNING OF FEBRUARY INCLUDED: 13 TO 
30 INCHES IN THE MIDDLE TANANA BASIN... 17 TO 20 INCHES AROUND THE 
ANCHORAGE AREA... 39 INCHES AT BETTLES... AND 51 INCHES AT COLVILLE 
VILLAGE.

...LONG RANGE...

THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED CHANCES OF ABOVE 
NORMAL TEMPERATURES OVER THE SOUTHWEST MAINLAND... SEWARD 
PENINSULA... MOST OF THE AKPEN... AND SOUTHEAST ALASKA.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED CHANCES FOR 
ABOVE NORMAL PRECIPITATION OVER THE ENTIRE STATE... WITH THE 
EXCEPTION OF KODIAK ISLAND AND MOST OF THE KENAI PENINSULA.

PLEASE REFER TO THE CLIMATE PREDICTION CENTER HOME PAGE FOR FURTHER 
INFORMATION.  

....................................................................

THIS HYDROMET DISCUSSION WILL BE ISSUED EVERY FRIDAY UNTIL BREAKUP 
BEGINS IN THE SPRING.
 
A GRAPHICAL VERSION OF THE HYDROMET DISCUSSION IS AVAILABLE AT  
HTTP://APRFC.ARH.NOAA.GOV/PRODUCTS/GHMD.PHP

A GRAPHICAL SLIDE SHOW PRESENTATION OF HYDROMET ISSUES IS AVAILABLE 
AT HTTP://APRFC.ARH.NOAA.GOV/PRODUCTS/PRESENT
$$

ACL

National Weather Service
Alaska-Pacific River Forecast Center
6930 Sand Lake Road
Anchorage, Ak 99502
907-266-5160

Page Modified: 29 Dec 2005 18:00 UTC
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