Hydrometeorological Discussion
Issued by NWS Alaska-Pacific RFC

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AGAK78 PACR 272328
HMDACR

HYDROMETEOROLOGICAL DISCUSSION
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK
300 PM AKDT MON JUL 27 2015

...FLOOD POTENTIAL...

HIGH WATER AND POSSIBLY MINOR FLOODING IN SMALL STREAMS FROM PARKS
HIGHWAY... EASTWARD TO RICHARDSON HIGHWAY.

OTHERWISE FLOOD POTENTIAL IS CURRENTLY LOW ACROSS THE REST OF THE
STATE.

...HYDROMETEOROLOGICAL DISCUSSION...

THE UPPER LEVEL PATTERN TODAY HAS A LOW NORTH OF THE ALCAN BORDER.
A SECOND LOW IS CENTERED OVER THE NORTHERN GULF OF ALASKA...JUST
SOUTH OF PRINCE WILLIAM SOUND. THE ARCTIC LOW WILL DRIFT SLOWLY
NORTHWARD. THE GULF LOW WILL MOVE SLOWLY EASTWARD AND WEAKEN. A NEW
LOW WILL DEVELOP OVER THE Y/K PENINSULA BY WEDNESDAY.

HEAVIEST RAIN FOR TODAY AND TONIGHT IS EXPECTED OVER THE
PANHANDLE... WITH UP TO 3 INCHES EXPECTED IN THE MOUNTAINS.
RELATIVELY HEAVY RAIN OVER THE CENTRAL AND EASTERN INTERIOR WITH
LOCALIZED AMOUNTS UP TO AN INCH. WITH THE GULF LOW WEAKENING... RAIN
AMOUNTS WILL BE LESS FOR TUESDAY AND WEDNESDAY. UP TO AN INCH AND A
HALF EACH DAY FOR THE PANHANDLE. INTERIOR WILL SEE UP TO A HALF
INCH EACH DAY...WITH MORE IN UPSLOPE REGIONS.

...PRECIPITATION...

SELECTED PRECIPITATION TOTALS FOR THE 24 HOURS ENDING AT 4 AM TODAY:

LOCATION NAME                 PE TS   24 HR
======== ====                 == ==   =====
PAYA     YAKUTAT              PP RZ :  1.81
BIRA2    BIRCH CREEK RAWS NR  PC RG :  1.52
SPPA2    SNETTISHAM POWER     PP RZ :  1.48
TANA2    TANA KNOB RAWS       PP RG :  1.47
NUCA2    NUCHEK               PC RM :  1.20
STUA2    STUART CREEK RAWS    PC RG :  1.13
CBHA2    CORDOVA BOAT HARBOR  PC RP :  1.06
UCHA2    CHENA RIVER TWO RIV  PC RG :  1.01
FCCA2    FISH CREEK NEAR CHAT PC RG :  0.99
CPKA2    POKER CREEK RAWS     PC RG :  0.99
KSHA2    KANTISHNA            PC RM :  0.90
PEDA2    PEDERSEN LAGOON      PC RG :  0.86
ECBA2    EAGLECREST BASE      PP RZ :  0.86
MSOA2    MUNSON RIDGE SNOTEL  PP RG :  0.78
CORA2    COOPER LAKE SNOTEL   PC RM :  0.70
WNHA2    WALLY NOERENBURG HAT PP RZ :  0.66
GGLA2    GATES GLACIER        PC RG :  0.65
TTLA2    TOTATLANIKA RAWS     PC RG :  0.63
KSNA2    KING SALMON 42 SE    PP RG :  0.62
PACV     CORDOVA              PP RZ :  0.61
SUGA2    SUGARLOAF MOUNTAIN   PC RM :  0.60
CQNA2    CHICKEN COOP         PP RZ :  0.60
AGLA2    ANGEL CREEK RAWS     PC RG :  0.59
SIKA2    SITKA CRN            PP RG :  0.58
PASW     SKWENTNA             PP RZ :  0.57
SDIA2    SOUTH DOUGLAS        PC RZ :  0.56
PASI     SITKA                PP RZ :  0.55


...LONG RANGE...

THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED PROBABILITIES OF
ABOVE NORMAL TEMPERATURES FOR MOST OF THE STATE. THE EXCEPTION BEING
THE FAR SOUTHWEST.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED PROBABILITIES OF
ABOVE NORMAL PRECIPITATION OVER THE NORTH SLOPE. THERE ARE INCREASED
PROBABILITIES OF BELOW NORMAL PRECIPITATION OVER MOST OF THE
SOUTHERN HALF OF THE STATE...INCLUDING THE ALEUTIAN ISLANDS AND THE
PANHANDLE.

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

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

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
$$

KFM


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