Hydrometeorological Discussion
Issued by NWS Alaska-Pacific RFC

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AGAK78 PACR 262251
HMDACR

HYDROMETEOROLOGICAL DISCUSSION
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK
300 PM AKDT WED APR 26 2017

...FLOOD POTENTIAL...

THE FLOOD POTENTIAL IS LOW FOR THE ENTIRE STATE.

...HYDROMETEOROLOGICAL DISCUSSION....

THE UPPER LEVEL PATTERN TODAY HAS A RIDGE FROM WESTERN CANADA INTO
INTERIOR ALASKA... WITH LOWS NORTH OF THE MACKENZIE DELTA... OVER
THE CENTRAL ALEUTIANS... AND IN THE SOUTHEASTERN GULF.  OVER THE
NEXT COUPLE OF DAYS THE RIDGE WILL STRENGTHEN AS THE SOUTHERN LOWS
WEAKEN AND THE NORTHERN LOW MOVES OFF TO THE EAST.  THE SHOWERY
REGIME OVER SOUTHEAST AND THE SOUTHERN MAINLAND WILL CONTINUE INTO
FRIDAY.

...SNOW...

REPORTED LOW-MID ELEVATION SNOW DEPTHS ARE GENERALLY LESS THAN 36
INCHES ACROSS THE MAINLAND.  OVER THE LAST 7 DAYS SNOW DEPTHS HAVE
DECREASED SOUTH OF THE BROOKS RANGE.

...ICE...

ICE THICKNESS MEASUREMENTS FOR THE START OF APRIL INCLUDE:
28 TO 30 INCHES IN THE ANCHORAGE AREA
34 INCHES IN THE LOWER MATSU VALLEY
37 INCHES NEAR TALKEETNA
19 INCHES AT MCCARTHY ON THE KENNICOTT RIVER
53 INCHES AT BETHEL ON THE KUSKOKWIM RIVER
40 TO 43 INCHES IN THE LOWER KUSKOKWIM RIVER
25 INCHES AT MCGRATH ON THE KUSKOKWIM RIVER
40 INCHES AT LAKE MINCHUMINA
51 INCHES AT GALENA ON THE YUKON RIVER
36 INCHES AT STEVENS VILLAGE ON THE YUKON RIVER
66 INCHES AT EAGLE ON THE YUKON RIVER
40 INCHES ON THE FORTYMILE RIVER AT THE TAYLOR HIGHWAY
22 TO 39 INCHES IN THE FAIRBANKS AREA
42 INCHES AT BETTLES
50 INCHES AT COLVILLE VILLAGE ON THE COLVILLE RIVER.

...LONG RANGE...

THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED PROBABILITIES OF
ABOVE NORMAL TEMPERATURES OVER THE STATE... WITH THE EXCEPTION OF
THE EASTERN INTERIOR AND NORTHEAST MAINLAND... WHERE NEAR NORMAL
TEMPERATURES ARE LIKELY.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED PROBABILITIES OF
BELOW NORMAL PRECIPITATION OVER THE SEWARD PENINSULA AND OVER MOST
OF THE BROOKS RANGE.  THERE ARE INCREASED PROBABILITIES OF ABOVE
NORMAL PRECIPITATION FROM THE KUSKOKWIM DELTA... ACROSS THE SOUTHERN
COASTAL REGION OF THE MAINLAND... AND OVER SOUTHEAST ALASKA.

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

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

THIS TEXT PRODUCT WILL BE ISSUED DAILY UNTIL FREEZEUP IN THE FALL. A
GRAPHICAL VERSION OF THE HYDROMET DISCUSSION IS AVAILABLE AT
HTTP://WWW.WEATHER.GOV/APRFC/GRAPHICALHMD

$$
ACL



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