Hydrometeorological Discussion
Issued by NWS Alaska-Pacific RFC

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AGAK78 PACR 022236
HMDACR

HYDROMETEOROLOGICAL DISCUSSION
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK
300 PM AKDT SUN AUG 2 2015

...FLOOD POTENTIAL...

FLOOD POTENTIAL IS CURRENTLY LOW ACROSS THE STATE.

...HYDROMETEOROLOGICAL DISCUSSION...

THE UPPER LEVEL PATTERN THIS MORNING HAS THE NORTHERN LOW WELL NORTH
OF THE ALCAN BORDER.  THERE IS A RIDGE CENTERED OVER THE BERING AND
SOUTHWEST ALASKA.  THERE ARE LOWS OVER SOUTHEAST ALASKA/BRITISH
COLUMBIA AND SOUTH OF THE EASTERN ALEUTIANS... AS WELL AS A TROUGH
OVER KAMCHATKA.

SHORT WAVES ROTATING AROUND THE NORTHERN LOW WILL BRING PERIODS OF
RAIN TO THE NORTH SLOPE OVER THE NEXT COUPLE OF DAYS.  THE LOW OVER
SOUTHEAST/BRITISH COLUMBIA WILL MOVE SLOWLY SOUTHEASTWARD...
BRINGING RAIN TO SOUTHEAST ON SUNDAY INTO TUESDAY.  THE LOW SOUTH OF
THE EASTERN ALEUTIANS WILL MOVE SLOWLY NORTHEASTWARD... SPREADING
RAIN INTO THE ALEUTIANS... THE SOUTHERN AKPEN... AND SOUTHERN KODIAK
ISLAND.

...PRECIPITATION...

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

LOCATION NAME                 PE TS   24 HR
======== ====                 == ==   =====
DCKA2    DAHL CREEK NR KOBUK  PC RG :  0.60
SMTA2    SALMON TROUT RAWS    PC RG :  0.55
SWKA2    SELAWIK FLATS RAWS   PC RG :  0.51
TAGA2    TAG MOUNTAIN RAWS    PC RG :  0.49
TKRA2    TOK RIVER RAWS       PC RG :  0.42
LCRA2    LITTLE CHENA RIDGE   PC R2 :  0.35
KAVA2    KAVET CREEK RAWS     PC RG :  0.34
IMYA2    IMELYAK RAWS         PC RG :  0.31
LBKA2    LITTLE BLACK         PC RG :  0.30
CHTA2    CHATANIKA RAWS       PC RG :  0.30
PXKA2    PAXSON RAWS          PC RG :  0.28
PAOT     KOTZEBUE             PP RZ :  0.28
KLAA2    CHELLE LAKE          PC RG :  0.28
SRWA2    SALMON RIVER RAWS    PC RG :  0.27
MNOA2    MT. NOAK             PC RG :  0.26
GBDA2    GOODPASTER RIVER     PC RG :  0.26
PCKA2    PREACHER CREEK RAWS  PC RG :  0.25
CZOA2    CHISTOCHINA RAWS     PC RG :  0.25

...LONG RANGE...

THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED PROBABILITIES OF
ABOVE NORMAL TEMPERATURES FOR MOST OF THE SOUTHERN HALF OF THE
MAINLAND... FOR THE NORTHWEST COASTAL REGION... AND FOR SOUTHEAST
ALASKA.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED PROBABILITIES OF
BELOW NORMAL PRECIPITATION FOR MUCH OF THE MAINLAND SOUTH OF THE
BROOKS RANGE... AND INCREASED CHANCES OF ABOVE NORMAL PRECIPITATION
FOR MUCH OF SOUTHEAST ALASKA.

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
$$

ACL



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