408  
FXUS65 KFGZ 292331  
AFDFGZ  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
431 PM MST SUN MAR 29 2026  
   
SYNOPSIS
 
WARM TEMPERATURES WILL CONTINUE TODAY WITH COOLER  
TEMPERATURES AND GUSTY WESTERLY WINDS EXPECTED THROUGH THE WEEK.  
DAILY CHANCES FOR SHOWERS AND THUNDERSTORMS RETURN TODAY AND  
CONTINUE THROUGH THE MIDDLE OF THE WEEK.  
 

 
   
DISCUSSION
 
OUR LONG TERM HIGH PRESSURE SYSTEM THAT HAS SAT OVER  
US ALL WEEK HAS SHIFTED TO THE SOUTHEAST OVER THE GULF STATES.  
RETURN FLOW AROUND THAT HIGH AND SOUTHWESTERLY FLOW ALOFT IS  
BRINGING SOME MOISTURE UP FROM MEXICO INTO SOUTHERN ARIZONA THIS  
AFTERNOON AND EVENTUALLY UP TOWARDS THE SOUTHERN HALF OF THE CWA  
TONIGHT INTO TOMORROW. A WEAK MESO LOW OVER NORTHERN MEXICO  
INTERACTING WITH THAT MOISTURE COULD GENERATE A FEW SHOWERS OR  
THUNDERSTORMS OVER SOUTHERN ARIZONA THIS EVENING WITH AN OUTSIDE  
CHANCE OF A SPRINKLE OR SHOWER OVER OUR HIGHEST ELEVATIONS, BUT  
THE REST OF THE CWA SHOULD REMAIN DRY THIS AFTERNOON. EXPECT SOME  
MILD NIGHTS OVER THE NEXT FEW DAYS AS THE EXTRA MOISTURE IN THE  
AIR WILL INHIBIT OVERNIGHT COOLING.  
 
COME MONDAY, THIS MOISTURE SHOULD MOVE FURTHER NORTHWARD AND THIS  
ALONG WITH SOME AFTERNOON INSTABILITY SHOULD BE ENOUGH TO DEVELOP  
SOME ISOLATED TO SCATTERED AFTERNOON SHOWERS OR HIGH BASED  
THUNDERSTORMS. THE BEST CHANCES FOR PRECIPITATION WILL BE ALONG  
THE EASTERN PARTS OF THE CWA. RAINFALL AMOUNTS DON'T LOOK TOO  
IMPRESSIVE, GENERALLY LESS THAN A TENTH OF AN INCH.  
 
SOME BRIEF DRYING OF THE ATMOSPHERE OCCURS ON TUESDAY WITH ONLY  
THE HIGHEST ELEVATIONS SEEING A CHANCE OF AN AFTERNOON SHOWER OR  
HIGH BASED STORM. TUESDAY NIGHT INTO WEDNESDAY A STRONGER SHORTWAVE  
MOVES THROUGH DROPPING TEMPERATURES CLOSE TO WHERE THEY SHOULD BE  
THIS TIME OF YEAR, SOMETHING WE HAVEN'T SEEN FOR WEEKS. THIS  
SYSTEM WILL BRING A DECENT SHOT AT SOME PRECIPITATION BUT THIS  
WILL BE A RAIN EVENT WITH ONLY THE TIP TOPS OF THE HIGHEST  
MOUNTAINS SEEING ANY CHANCE FOR SNOW. THIS WAVE DEPARTS BY  
THURSDAY AND THINGS DRY OUT.  
 
ANOTHER TROUGH WILL MOVE ACROSS THE WEST ON FRIDAY BUT AT THIS  
TIME IT LOOKS LIKE PRECIPITATION STAYS TO THE NORTH. IF ANYTHING  
THIS TROUGH WILL ACTUALLY USHER IN SOME DRIER AIR AS WELL AS KEEP  
TEMPERATURES COOLER, THOUGH AGAIN ABOUT WHERE THEY SHOULD BE THIS  
TIME OF YEAR.  
 

 
   
AVIATION...MONDAY 30/00Z THROUGH TUESDAY 31/00Z
 
PRIMARILY VFR  
CONDITIONS. ISOLATED -SHRA AND VIRGA CONTINUES THROUGH THE  
EVENING. SCATTERED -SHRA/-TSRA INCREASES PRIMARILY EAST OF A  
KPRC-KFLG-FOUR CORNERS LINE AFTER 20Z. WINDS SW-W 10-20 KTS  
GUSTING 20-30 KTS, THEN DIMINISHING TO SW AT 5-15 KTS AFTER 02Z.  
WINDS PICK UP AGAIN SW 15-25 GUSTING 25-35 KTS AFTER 17Z MONDAY.  
 
OUTLOOK...TUESDAY 31/00Z THROUGH THURSDAY 02/00Z...MAINLY VFR  
CONDITIONS. SCATTERED -SHRA/-TSRA CONTINUES ALONG AND EAST OF A  
KPRC-KFLG-FOUR CORNERS LINE MONDAY EVENING. TUESDAY WILL SEE ONLY  
ISOLATED ACTIVITY BUT WITH INCREASING -SHRA EARLY ON WEDNESDAY AND  
LASTING THROUGH WEDNESDAY EVENING. WINDS SW TO W AT 15-25 KTS  
GUSTING 25-35 KTS EACH DAY. WINDS DIMINISH SOME BUT REMAIN  
LOCALLY GUSTY FROM THE SW DURING OVERNIGHT PERIODS.  
 

 
   
FIRE WEATHER...MONDAY AND TUESDAY
 
MOISTURE WILL CONTINUE TO  
INCREASE ON MONDAY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
DEVELOPING ALONG AND EAST OF A PRESCOTT-FLAGSTAFF-FOUR CORNERS LINE.  
GUSTY WINDS AND A FEW LIGHTNING STRIKES NEAR SHOWERS/STORMS, WETTING  
RAIN NOT ANTICIPATED. TUESDAY WILL SEE DRIER AIR MOVE IN FOR ONLY  
ISOLATED SHOWERS. EXPECT SOUTHWEST TO WEST WINDS AT 15-25 MPH WITH  
GUSTS TO 25-35 MPH EACH DAY. AFTERNOON RH 20-30% ON MONDAY THEN 15-  
25% ON TUESDAY.  
 
WEDNESDAY THROUGH FRIDAY...SHOWERS AND THUNDERSTORMS BECOMING MORE  
SCATTERED ON WEDNESDAY WITH A PASSING WEAK DISTURBANCE. GUSTY WINDS  
AND A FEW LIGHTNING STRIKES IN THE VICINITY OF SHOWERS/STORMS.  
WETTING RAIN (>0.10") IS POSSIBLE ON WEDNESDAY. CONDITIONS DRY OUT  
FOR THURSDAY AND FRIDAY. EXPECT SOUTHWEST TO WEST WINDS AT 15-25 MPH  
GUSTING TO 25-35 MPH EACH AFTERNOON.  
 

 
   
FGZ WATCHES/WARNINGS/ADVISORIES
 
NONE.  
 

 
 

 
 
PUBLIC...BERNHART  
AVIATION...LEWANDOWSKI  
FIRE WEATHER...MCCOLLUM  
 
FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT  
WEATHER.GOV/FLAGSTAFF  
 
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