Hydrometeorological Discussion
Issued by NWS Alaska-Pacific RFC

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12
000
AGAK78 PACR 292317
HMDACR

HYDROMETEOROLOGICAL DISCUSSION
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK
300 PM AKDT MON JUN 29 2015

...FLOOD POTENTIAL...

THE FLOOD POTENTIAL IS LOW ACROSS THE STATE.

LOCALIZED FLOODING POTENTIAL EXISTS FROM THE TALKEETNA MOUNTAINS
THROUGH THE CENTRAL AND EASTERN ALASKA RANGE...TUESDAY NIGHT THROUGH
WEDNESDAY.

...HYDROMETEOROLOGICAL DISCUSSION...

THERE IS CURRENTLY AN UPPER LEVEL LOW JUST SOUTHEAST OF THE AKPEN IN
THE GULF OF ALASKA. AN UPPER TROUGH IS NORTHWEST OF ALASKA. RIDGING
IS BUILDING OVER THE BERING SEA. THE GULF LOW WILL BE FAIRLY
STATIONARY THROUGH MID-WEEK... BEFORE ACCELERATING EASTWARD
BEGINNING THURSDAY. THE ARCTIC TROUGH WILL DEEPEN INTO A LOW BY
THURSDAY AND MOVE INLAND OVER NORTHWEST ALASKA.

A BREAK FROM THE RAIN OCCURRING TODAY. THERE IS STILL SOME LOCALIZED
HEAVY RAIN OVER THE KENAI PENINSULA AND THE PANHANDLE. UP TO AN INCH
OVER THE NORTHERN PANHANDLE AND UP TO 2 INCHES OVER THE KENAI
PENINSULA. AREAS OF RAIN WILL DEVELOP OVER THE ALASKA RANGE AND
SURROUNDING COUNTRY DURING THE DAY TUESDAY. EMBEDDED SHOWERS AND
STORMS MAY PRODUCE UP TO AN INCH OF RAIN. HEAVIER RAINS WITH THE
POTENTIAL OF LOCALIZED FLOODING FOR TUESDAY NIGHT INTO WEDNESDAY
WITH UP TO 2 INCHES OVER THE CENTRAL ALASKA RANGE.

...PRECIPITATION...

PRECIPITATION TOTALS OVER THE 24 HOURS ENDING AT 4 AM TODAY:

LOCATION NAME                 PE TS   24 HR
======== ====                 == ==   =====
PEDA2    PEDERSEN LAGOON      PC RG :  3.22
PATO     PORTAGE GLACIER      PP RZ :  2.48
MCPA2    MCARTHUR PASS        PC RG :  2.28
CGMA2    CHIGMIT MOUNTAINS    PC RG :  1.47
FPKA2    FOURPEAKED RAWS      PC RG :  1.42
BTLA2    BOOTH LAKE RAWS      PP RG :  1.16
AWRA2    HELMET MOUNTAIN RAWS PC RG :  0.73
KCKA2    KACHEMAK CREEK       PC RM :  0.70
EYKA2    MT EYAK              PC RM :  0.70
CJXA2    KUSKOKWIM RIVER      PC RG :  0.66
CLCA2    COAL CREEK           PP RG :  0.60
HCRA2    HESS CREEK NEAR LIVE PC RG :  0.58
MPAA2    TRAIL RIVER - LAWING PC RP :  0.50

...LONG RANGE...

THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED CHANCES FOR ABOVE
NORMAL TEMPERATURES OVER THE ENTIRE STATE.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED CHANCES FOR
ABOVE NORMAL PRECIPITATION FOR THE ALEUTIAN ISLANDS.  THERE ARE
INCREASED CHANCES OF BELOW NORMAL PRECIPITATION OVER MUCH OF THE
REMAINDER OF THE STATE.

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


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.