000 
FXAK68 PAFC 300030
AFDAFC

AREA FORECAST DISCUSSION 
SOUTHCENTRAL AND SOUTHWEST ALASKA
500 PM ADT FRI JUL 29 2005

.DISCUSSION...
A THERMAL TROUGH ALONG THE ALASKA RANGE AND OVER THE KUSKOKWIM VALLEY
AND BRISTOL BAY WILL CONTINUE TO REMAIN IN PLACE THROUGH THE WEEKEND.
SO WE CAN EXPECT SIGNIFICANT THUNDERSTORM ACTIVITY TO CONTINUE
DEVELOP OVER THE KUSKOKWIM VALLEY, BRISTOL BAY AND THE SUSITNA VALLEY
FOR THE NEXT 2 TO 3 DAYS. 

AN UPPER LOW OVER NORTHWEST CANADA WILL MOVE TO NEAR EAGLE, ALASKA
SATURDAY AFTERNOON AND WILL REMAIN  NEAR THE ALCAN BORDER THROUGH
SUNDAY. THIS WILL INCREASE THE NUMBER OF SHOWERS AND THUNDERSTORM
OVER THE COPPER RIVER BASIN AND MAY SPREAD SOME INTO THE MATANUSKA
VALLEY AND THE KENAI PENINSULA SATURDAY AND SUNDAY. 

THE RIDGE OF HIGH PRESSURE OVER THE EASTERN BERING SEA WILL PERSIST
THROUGH SATURDAY THEN BEGIN TO DISSIPATE SUNDAY. THE WEAK ONSHORE
FLOW WILL MAINTAIN THE LOW CLOUDS AND A FEW AREAS OF FOG OVER THE
KUSKOKWIM DELTA AND THE EASTERN ALEUTIANS.

A 993 MB LOW 260 NM WEST OF SHEMYA WILL MOVE TO 200 NM NORTHEAST OF
ADAK SAT AFTERNOON AND TO 240 NM SOUTHEAST OF ATKA AND WEAKEN TO 999
MB SUN AFTERNOON.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE.
MARINE...GALE 172
FIRE WEATHER...NONE.

NM JUL 05