000 
AWUS85 KGGW 220953
RWSGGW

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE GLASGOW MT
345 AM MDT THU JUL 21 2005

...THIS REGIONAL WEATHER SUMMARY IS FOR THE EASTERN TWO THIRDS OF 
MONTANA...SOUTHERN SASKATCHEWAN AND WESTERN NORTH DAKOTA... 

THE REGION WILL BE BETWEEN HIGH PRESSURE IN SOUTH CENTRAL 
CANADA...AND LOW PRESSURE MOVING INTO WESTERN MONTANA. THIS WILL 
CAUSE A GUSTY EAST TO SOUTHEAST WIND TO DEVELOP. THOUGH THERE WILL 
BE A GOOD AMOUNT OF SUNSHINE...AN APPROACHING FRONT WILL INTERACT 
WITH A WARM UNSTABLE AIR MASS TO CREATE A CHANCE OF THUNDER LATER 
TODAY. ISOLATED THUNDERSTORMS WILL BE MAINLY WEST THIS 
AFTERNOON...BUT WILL THEN BECOME SCATTERED AND SPREAD ACROSS THE 
REST OF THE REGION THIS EVENING. SOME OF THESE STORMS COULD BECOME 
SEVERE.

HIGH TEMPERATURES TODAY WILL RANGE FROM THE MID 80S TO LOWER 
90S...WITH WIND GUSTS AS HIGH AS 35 MPH AT TIMES. LOWS TONIGHT WILL 
BE MAINLY IN THE 60S...WITH DIMINISHING WINDS. SIMILAR TEMPERATURES 
CAN BE EXPECTED OVER THE WEEKEND...WHICH WILL BE DRY EXCEPT FOR A 
SLIGHT CHANCE OF THUNDERSTORMS IN SOUTHERN MONTANA SUNDAY AFTERNOON.

THE U V INDEX FORECAST FOR TODAY IS 7...WHICH IS IN THE HIGH 
CATEGORY. PROTECTION AGAINST SUNBURN IS NEEDED.

$$

MDP