Hydrometeorological Discussion
Issued by NWS Alaska-Pacific RFC

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AGAK78 PACR 282248
HMDACR

HYDROMETEOROLOGICAL DISCUSSION
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK
300 PM AKDT SUN MAY 28 2017

...FLOOD POTENTIAL...

THE FLOOD POTENTIAL IS LOW FOR ALL OF ALASKA.

FOR THE STATUS OF RIVER ICE BREAKUP AROUND THE STATE VISIT:
HTTP://WWW.WEATHER.GOV/APRFC/SRAK48PACR

...HYDROMETEOROLOGICAL DISCUSSION....

THE UPPER LEVEL PATTERN CURRENTLY HAS A LOW OVER THE AKPEN AND A
WEAKENING RIDGE OVER THE EASTERN PORTION OF THE STATE. THE LOW IS
EXPECTED TO SLOWLY DRIFT NORTHWARD INTO SOUTHWEST MAINLAND BY
TUESDAY... BEFORE WEAKENING TUESDAY.

FOR TODAY AND TONIGHT... AREAS OF HEAVY RAIN WILL BE OVER THE KENAI
PENINSULA AND THE WESTERN PORTION OF PRINCE WILLIAM SOUND. LOCALIZED
AMOUNTS OF 3 INCHES POSSIBLE IN UPSLOPE REGIONS. FOR MONDAY...
HEAVIEST RAIN WILL BE OVER THE CENTRAL INTERIOR WITH UP TO AN INCH
POSSIBLE. NOT MUCH RAIN OVER THE STATE FOR TUESDAY... WITH THE
EXCEPTION OF NORTH SLOPE... LOCALIZED HALF INCH POSSIBLE.

...PRECIPITATION...

SELECTED 24 HOUR PRECIPITATION AMOUNTS ENDING AT 4 AM AKDT TODAY:

LOCATION NAME                 PE TS   24 HR
======== ====                 == ==   =====
MCPA2    MCARTHUR PASS        PC RG :  1.82
PATO     PORTAGE GLACIER      PP RZ :  1.22
NUKA2    NUKA GLACIER SNOTEL  PC RM :  1.20
FOJA2    FOURTH OF JULY CREEK PC RP :  1.04
EXGA2    EXIT GLACIER         PC R2 :  0.97
PSJA2    PORT SAN JUAN        PC R2 :  0.91
FPKA2    FOURPEAKED RAWS      PC RG :  0.80
KCKA2    KACHEMAK CREEK       PC RM :  0.70
PAWD     SEWARD               PP RZ :  0.68
PADQ     KODIAK               PP RZ :  0.66
RESA2    RESURRECTION RIVER   PC RG :  0.64
FPKA2    FOURPEAKED RAWS      PP RG :  0.60
YESA2    MOUNT ALYESKA SNOTEL PC R2 :  0.43
PAJC     CHIGNIK              PP RZ :  0.40
LKCA2    LOWER KACHEMAK CREEK PC RM :  0.40
GROA2    GROUSE CREEK SEWARD  PP RG :  0.40
GCRA2    GROUSE CREEK DIVIDE  PC RM :  0.40
PASO     SELDOVIA             PP RZ :  0.38

...LONG RANGE...

THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED PROBABILITIES OF
ABOVE NORMAL TEMPERATURES FOR WEST AND NORTHERN ALASKA. INCREASED
PROBABILITIES OF BELOW NORMAL TEMPERATURES FOR SOUTHEAST MAINLAND
AND THE PANHANDLE.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED PROBABILITIES OF
ABOVE NORMAL PRECIPITATION FOR ALL OF 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

$$
KFM



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