AGAK78 PACR 292357
HMDACR

HYDROMETEOROLOGICAL DISCUSSION.
NWS ALASKA PACIFIC RIVER FORECAST CENTER ANCHORAGE AK 
3PM AKDT FRI JUN 29 2019 

EFFECTIVE JULY 1, 2019, THE NWS ALASKA-PACIFIC RIVER FORECAST CENTER 
WILL NO LONGER ISSUE A TEXT HYDROMETEOROLOGICAL DISCUSSION PRODUCT. 
ENHANCED HYDROMETEOROLOGICAL PRODUCTS PROVIDING MORE DETAILED 
INFORMATION CAN BE FOUND IN THE APRFC GRAPHICAL HID PAGE:

TAPS://WWW.WEATHER.GOV/APRFC/GRAPHICALHMD

...FLOOD POTENTIAL... 

THE FLOOD POTENTIAL WILL INCREASE THROUGH THE WEEKEND FOR RIVERS AND 
STREAMS IN SOUTHCENTRAL AND SOUTHEAST ALASKA DUE TO SNOW AND GLACIER 
MELT FROM RECORD WARM TEMPERATURES.  THE YENTNA RIVER IS CURRENTLY 
AT MINOR FLOOD STAGE AND IS EXPECTED TO REMAIN AT CURRENT LEVELS 
THROUGH THE EARLY PART OF THE WEEK.  OTHER RIVERS WITH EXPECTED HIGH 
WATER LEVELS INCLUDE THE SKWENTNA, MATANUSKA, EAGLE, KLUTINA, KENAI, 
TAIYA, AND SIX MILE RIVERS.  

...HYDROMETEOROLOGICAL DISCUSSION... 

A LARGE BLOCKING HIGH CURRENTLY OVER THE SOUTHERN HALF OF THE STATE 
IS LEADING TO RECORD HIGH TEMPS AND FREEZING LEVELS ABOVE 13000 FT. 
A SHORTWAVE TROUGH MOVING WEST ACROSS THE NORTHERN HALF OF THE STATE 
WILL BRING A QUICK DIP IN TEMPS AND SOME WIDESPREAD PRECIP NORTH OF 
THE AK RANGE.  PRECIP TOTALS COULD REACH 1 - 1.5 INCHES IN DENALI NP 
AND UP TO 0.5 - 0.75 EAST TOWARDS FORTYMILE COUNTRY BY MONDAY 
MORNING.  HIGH PRESSURE WILL BUILD IN OVER THE STATE BY WEDNESDAY 
BRINGING A RETURN TO NEAR RECORD HIGH TEMPS BY THE END OF THE WEEK.
  
...24 HOUR PRECIPITATION TOTALS... 

ARGA2    ATIGUN RIVER BELOW G PP RG :  0.53
SHDQ2    SHEDIN RIVER SNOW PI PP RG :  0.28
TNLH1    TUNNEL RG            PP RG :  0.21
PAGH     SHUNGNAK AIRPORT     PP RZ :  0.21
PASY     SHEMYA AFB           PP RZ :  0.17
PAGM     GAMBELL              PP RZ :  0.14
MDEA2    MEADE RIVER NEAR ATQ PP RG :  0.14
SGRA2    SAGAVANIRKTOK RIVER  PP RG :  0.13
TSAQ2    TSAI CREEK NEAR SMIT PP RG :  0.12
PPLQ2    PULPIT LAKE NEAR ISK PP RG :  0.11
IGKA2    INIGOK AIRFIELD RAWS PP RG :  0.11

...LONG RANGE... 

THE 6 TO 10 DAY TEMPERATURE OUTLOOK HAS INCREASED PROBABILITIES FOR 
ABOVE NORMAL TEMPERATURES FOR THE WHOLE STATE.

THE 6 TO 10 DAY PRECIPITATION OUTLOOK HAS INCREASED PROBABILITIES OF 
BELOW NORMAL PRECIPITATION OVER MOST OF THE STATE. 

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

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