867  
FXUS65 KPIH 302358  
AFDPIH  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE POCATELLO ID  
558 PM MDT MON JUN 30 2025  
   
KEY MESSAGES  
 
- ABOVE NORMAL TEMPERATURES WILL CONTINUE THROUGH THURSDAY WITH  
TUESDAY THE HOTTEST DAY, HIGHS WILL REACH THE UPPER 80S TO  
UPPER 90S IN THE VALLEYS.  
 
- DAILY SHOWER AND THUNDERSTORM CHANCES RETURN TUESDAY AS  
MONSOONAL MOISTURE LIFTS NORTH INTO SOUTHEAST IDAHO.  
INDEPENDENCE DAY MAY HAVE THE MOST WIDESPREAD COVERAGE.  
 
 
   
SHORT TERM /THROUGH TUESDAY NIGHT/  
 
ISSUED AT 146 PM MDT MON JUN 30 2025  
 
WILL START TO SEE AN INCREASE IN MOISTURE SPREADING NORTHEAST  
INTO IDAHO AS UPPER LEVEL RIDGE AXIS MOVES EAST AND SOUTHERLY  
FLOW ALOFT ALLOWS AN INCREASE IN MOISTURE. HAVE ISOLATED  
THUNDERSTORMS IN THE CENTRAL MOUNTAINS AND UPPER SNAKE HIGHLANDS  
NEAR THE MONTANA BORDER. VERY HOT CONDITIONS ARE EXPECTED  
TUESDAY WITH LOWS TONIGHT IN THE 40S AND 50S MOUNTAINS AND 50S  
TO LOWER 60S VALLEYS. HIGHS TUESDAY WILL BE IN THE MID TO UPPER  
90S IN VALLEYS AND 80S MOUNTAINS. LOWS TUESDAY NIGHT MAINLY 50S  
AND 60S. NO WIND IMPACTS EXPECTED IN THE SHORT TERM PERIOD.  
 
 
   
LONG TERM /WEDNESDAY THROUGH MONDAY/  
 
ISSUED AT 146 PM MDT MON JUN 30 2025  
 
EXPECT AN ACTIVE CONVECTIVE PERIOD IN THE LONG TERM WITH AS  
LEAST A SLIGHT CHANCE OF THUNDERSTORMS DAILY THROUGH SATURDAY.  
FRIDAY THE 4TH LOOKS TO BE THE DAY WITH THE MOST WIDESPREAD  
ACTIVITY ACROSS THE REGION WITH SCATTERED COVERAGE BASICALLY  
EVERYWHERE. HIGHS WEDNESDAY WILL BE IN THE 80S MOUNTAINS AND 90S  
VALLEYS ONCE AGAIN BUT ABOUT 2 TO 4 DEGREES COOLER THAN TUESDAY.  
HIGHS THURSDAY DROP TO THE 70S MOUNTAINS AND 80S VALLEYS WITH  
70S AND 80S AGAIN ON FRIDAY WHICH WILL BE THE COOLEST DAY OF THE  
LONG TERM PERIOD. LOW ELEVATIONS HIGH TEMPERATURES BY SUNDAY AND  
ESPECIALLY MONDAY WILL BE BACK INTO THE 90S. CONVECTIVE ACTIVITY  
WILL ALSO BE MINIMAL SUNDAY AND MONDAY WITH ONLY A SLIGHT CHANCE  
NEAR THE MONTANA BORDER. FRIDAY WILL ALSO BE THE ONLY BREEZY DAY  
WITH SUSTAINED WINDS OF 10 TO 20 MPH EXPECTED IN THE AFTERNOON  
IN THE SNAKE RIVER PLAIN.  
 
 
   
AVIATION /00Z TAFS THROUGH 00Z WEDNESDAY/  
 
ISSUED AT 557 PM MDT MON JUN 30 2025  
 
TUESDAY WILL BE THE FIRST DAY IN A SEVERAL DAY STRETCH OF  
ACTIVE WEATHER. THE RIDGE AXIS WILL SHIFT EASTWARD AS AN UPPER  
LOW MOVES ONSHORE TO OUR SOUTH. MID AND HIGH CLOUDS WILL  
INCREASE TUESDAY AFTERNOON AS MOISTURE STREAMS IN FROM THE  
SOUTHWEST. BEGINNING AROUND 21Z, HREF INDICATES UP TO A 40 TO 50  
PERCENT CHANCE OF THUNDER AT KPIH, KIDA, AND KDIJ WITH A 30 TO  
40 PERCENT CHANCE FURTHER EAST AT KBYI AND KSUN.  
 
 
   
FIRE WEATHER  
 
ISSUED AT 146 PM MDT MON JUN 30 2025  
 
VERY WARM TEMPERATURES CONTINUE. REMNANTS OF A SOUTHWEST MONSOONAL  
SURGE SHIFT NORTH INTO EAST IDAHO THIS WEEK. THERE MAY BE ENOUGH FOR  
A VERY ISOLATED DRY THUNDERSTORM OR TWO ACROSS THE SOUTHERN SAWTOOTH  
EARLY THIS EVENING, BUT CONFIDENCE IS LOW. BETTER MOISTURE PUSHES  
NORTH ACROSS ALL EAST IDAHO FIRE DISTRICTS FOR TUESDAY THROUGH THE  
REST OF THE WEEK. MOST THUNDERSTORMS WILL BE DRY THOUGH A FEW STORMS  
WILL HAVE THE CAPABILITY OF PRODUCING GREATER PRECIPITATION AMOUNTS,  
ESPECIALLY AS THE WEEK PROGRESSES. AFTERNOON HUMIDITIES TODAY AND  
TUESDAY WILL GENERALLY BE IN THE TEENS, RECOVERING SLIGHTLY ABOVE  
CRITICAL THRESHOLDS FOR THE REMAINDER OF THE WEEK WITH THE MOISTURE  
SURGE. WINDS ARE EXPECTED TO REMAIN BELOW CRITICAL THRESHOLDS.  
 
 
   
PIH WATCHES/WARNINGS/ADVISORIES  
 
NONE.  
 
 
 
 
 
SHORT TERM...GK  
LONG TERM...GK  
AVIATION...CROPP  
FIRE WEATHER...DMH  
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