Hydrometeorological Discussion
Issued by NWS Alaska-Pacific RFC

000
AGAK78 PACR 162322 AAA
HMDACR

HYDROMETEOROLOGICAL DISCUSSION
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK
300 PM AKDT THU MAY 16 2013

...FLOOD POTENTIAL...
BREAK-UP RELATED FLOODING IS POSSIBLE NEAR EAGLE. SEE THE BREAKUP
MAP AND THE BREAKUP SUMMARY FOR OTHER AREAS OF BREAKUP FLOODING.
OTHERWISE FLOOD POTENTIAL IS CURRENTLY LOW FOR THE REMAINDER OF
ALASKA.

...HYDROMETEOROLOGICAL DISCUSSION...

LOW PRESSURES IN THE GULF OF ALASKA ARE SPREADING RAIN INTO
THE NORTH GULF COAST THURSDAY AFTERNOON. A LOW PRESSURE OFF
THE NORTH WESTERN COAST CONTINUES TO SPREAD SNOW INTO THE
WESTERN INTERIOR. MODERATE RAINS IN THE NORTHERN GULF OF ALASKA
WILL SPREAD TO THE EASTERN GULF COAST FRIDAY. VERY COOL AIR
WILL SPREAD ACROSS THE STATE FROM THE WEST THIS WEEKEND.

 PRECIPITATION ENDING: 2013-05-16 12:00:00 FOR HR DURATION: 24
LISTING CREATED: 2013-05-16 22:46:46

LOCATION NAME                 PE TS    24 HR
======== ====                 == ==

WHMA2    WHITTIER MAWS        PC RZ :   0.83
BRRA2    BRADLEY RIVER BLW DA PC RG :   0.50
PADQ     KODIAK               PP RZ :   0.46
CKLA2    CAPE KIAVAK RAWS     PP RG :   0.37
RDMA2    AK RED DOG MINE 3 SS PP RG :   0.35
AYTA2    ALYESKA WEATHER TOP  PP RZ :   0.32
PEDA2    PEDERSEN LAGOON      PP RG :   0.31
PATO     PORTAGE GLACIER      PP RZ :   0.28
SHLA2    SHELTER COVE RAWS    PC RG :   0.27

...FORECAST PRECIPITATION...
THE HEAVIEST PRECIPITAION (1-3 INCHES) THURSDAY WILL BE ACROSS THE
EASTERN SIDE OF THE KENAI PENINSULA. ON FRIDAY THE HEAVIEST RAINS
WILL SHIFT TO THE EASTERN NORTH GULF COAST NEAR YAKUTAT.

...QUANTITATIVE PRECIPITATION FORECASTS (QPF) GRIDS... DAY 1-7 QPF
GRIDS WERE BASED ON THE GFS.

...LONG RANGE...
THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED CHANCES OF BELOW
NORMAL TEMPERATURES OVER THE NORTHERN PORTION OF THE STATE AND
INCREASED CHANCES OF BEING ABOVE NORMAL OVER THE SOUTHWEST.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED CHANCES OF ABOVE
NORMAL PRECIPITATION OVER THE NORTHWEST PORTION OF ALASKA.

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

THE HYDROMET DISCUSSION WILL BE ISSUED EVERY DAY UNTIL FREEZE UP
BEGINS IN THE FALL.  A GRAPHICAL VERSION OF THE HYDROMET DISCUSSION
IS AVAILABLE AT HTTP://APRFC.ARH.NOAA.GOV/PRODUCTS/GHMD.PHP

$$

JEP