558  
FXUS65 KABQ 211734 AAB  
AFDABQ  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE ALBUQUERQUE NM  
1134 AM MDT MON SEP 21 2026  
   
..NEW AVIATION
 
 
   
KEY MESSAGES
 
 
ISSUED AT 1118 AM MDT MON SEP 21 2026  
 
- A DANGEROUS SURGE OF MONSOON MOISTURE WILL BRING WIDESPREAD  
HEAVY RAIN TUESDAY THROUGH THURSDAY WITH A VERY GOOD CHANCE FOR  
SCATTERED OCCURRENCES OF FLASH FLOODING, AS WELL AS SOME MAIN  
STEM RIVER AND TRIBUTARY FLOODING.  
 
- THE MONSOON SURGE WILL CONTINUE AT A LESS INTENSE PACE FRIDAY  
WITH A CONTINUED THREAT OF LOCALLY HEAVY RAINFALL, EVEN AS RAIN  
AMOUNTS BEGIN TO TREND DOWNWARD.  
 

 
   
SHORT TERM
 
 
(TODAY AND TONIGHT)  
ISSUED AT 208 AM MDT MON SEP 21 2026  
 
A MOIST BACKDOOR FRONT WILL PROGRESS WEST SOUTHWESTWARD THROUGH  
EASTERN AREAS THIS MORNING, BANKING UP AGAINST THE EAST SLOPES OF  
THE SANGRE DE CRISTO, SANDIA AND MANZANO MOUNTAINS BY MID  
MORNING. ISOLATED TO WIDELY SCATTERED SHOWERS AND THUNDERSTORMS  
ARE FORECAST TODAY ACROSS THE FAR EASTERN PLAINS, THEN STORM  
COVERAGE WILL INCREASE ALONG AND EAST OF THE CENTRAL MOUNTAIN  
CHAIN TONIGHT. BEHIND THE FRONT, HIGH TEMPERATURES ACROSS EASTERN  
AREAS WILL TREND UP TO 12 DEGREES COOLER THAN SUNDAY. READINGS  
WILL COOL A FEW TO 5 DEGREES ACROSS WESTERN AREAS AS WELL THIS  
AFTERNOON, AS HIGH CLOUDS INCREASE AHEAD OF A LOW PRESSURE SYSTEM  
MOVING INTO THE GREAT BASIN FROM THE CENTRAL CA COAST. THE  
BACKDOOR FRONT IS FORECAST TO PUSH THROUGH GAPS IN THE CENTRAL  
MOUNTAIN CHAIN TONIGHT WITH EAST WIND GUSTS FROM 30-40 MPH BELOW  
CANYONS OPENING INTO THE CENTRAL VALLEYS FROM THE EAST, EXCEPT  
POTENTIALLY UP TO 45 MPH IN EASTERN ALBUQUERQUE AND CARRIZOZO.  
 

 
   
LONG TERM
 
 
(TUESDAY THROUGH SUNDAY)  
ISSUED AT 208 AM MDT MON SEP 21 2026  
 
A DANGEROUS SURGE OF MONSOON MOISTURE IS FORECAST TO PRODUCE  
WIDESPREAD HEAVY RAINFALL OVER THE FORECAST AREA TUESDAY THROUGH  
THURSDAY WITH A VERY GOOD CHANCE FOR SCATTERED OCCURRENCES OF  
FLASH FLOODING, AS WELL AS SOME MAIN STEM RIVER AND TRIBUTARY  
FLOODING. THE AFOREMENTIONED CA LOW PRESSURE SYSTEM AND A MID-  
LEVEL HIGH PRESSURE SYSTEM PARKED OVER EASTERN TX WILL DRAW VERY  
RICH SUBTROPICAL MOISTURE NORTHEASTWARD MAINLY ALONG AND EAST OF  
THE CONTINENTAL DIVIDE; EVEN AS THE UPPER LOW OPENS INTO A TROUGH  
WHILE PASSING NORTHEASTWARD OVER THE GREAT BASIN AND NORTHERN  
ROCKIES TUESDAY AND TUESDAY NIGHT. WEDNESDAY AND WEDNESDAY NIGHT,  
A DISTURBANCE EMBEDDED IN THE MONSOON FLOW WILL TRACK  
NORTHEASTWARD ACROSS THE FORECAST AREA. THURSDAY AND THURSDAY  
NIGHT, ANOTHER UPPER LEVEL DISTURBANCE WILL EJECT NORTHEASTWARD  
ACROSS THE FOUR CORNERS FROM THE BAJA PENINSULA. DUE TO THIS  
ACTIVE SUBTROPICAL MOISTURE FETCH, GEFS ENSEMBLE PWATS SPIKE UP TO  
200% OF NORMAL TUESDAY THROUGH THURSDAY, EXCEPT UP TO 250% OF  
NORMAL WEDNESDAY, WITH NEAR RECORD (IF NOT RECORD) PWATS LIKELY.  
THE MOST LIKELY RAIN AMOUNT TUESDAY AFTERNOON THROUGH THURSDAY IS  
CURRENTLY FORECAST TO BE 3-4" FROM RUIDOSO AND ROSWELL NORTHWARD  
TO AROUND LAS VEGAS, ROY, AND CLAYTON, EXCEPT LOCALLY AROUND 5"  
OVER PARTS OF EAST CENTRAL NM. AMOUNTS AROUND 1-3" ARE FORECAST  
WESTWARD TO THE CONTINENTAL DIVIDE, WITH LIGHTER AMOUNTS WEST OF  
THERE. THE NBM 90TH PERCENTILE (SERVES AS AN UPPER-END SCENARIO  
FOR PLANNING PURPOSES) INDICATES A 10 PERCENT CHANCE THAT SOME  
LOCATIONS ALONG AND EAST OF THE CENTRAL MOUNTAIN CHAIN, AND IN THE  
LOWER RIO GRANDE VALLEY, MAY ACCUMULATE AROUND 6-8" OF RAIN, WITH  
3-6" WESTWARD TO THE CONTINENTAL DIVIDE. WITH THIS FORECAST  
PACKAGE WE ISSUED A FLASH FLOOD WATCH FOR MUCH OF THE AREA ALONG  
AND EAST OF THE CONTINENTAL DIVIDE TUESDAY AFTERNOON THROUGH  
WEDNESDAY, EXCEPT FOR THE FAR EASTERN PLAINS WHERE THE WATCH WILL  
PROBABLY BE EXPANDED AS LATER SHIFTS EXTEND IT IN TIME THROUGH  
WEDNESDAY NIGHT...AND PROBABLY EVENTUALLY THURSDAY.  
 
RAIN AMOUNTS SHOULD TREND DOWNWARD ON FRIDAY, BUT THERE ARE SIGNS  
OF YET ANOTHER DISTURBANCE TRACKING EASTWARD OVER THE CENTRAL AND  
SOUTHERN ROCKIES. MODELS DEPICT PWATS BEGINNING TO TREND DOWNWARD  
FRIDAY, WHILE REMAINING UP TO 160% OF NORMAL IN THE WAKE OF  
THURSDAY'S DISTURBANCE. THIS WILL BE PLENTY OF MOISTURE FOR  
LOCALLY HEAVY RAINFALL TO OCCUR AND PRODUCE MORE FLOODING  
PROBLEMS FRIDAY AFTERNOON AND EVENING, ESPECIALLY GIVEN ALL OF  
THE ANTECEDENT MOISTURE IN PLACE. OVER THE WEEKEND DRIER AIR WILL  
FILTER OVER THE FORECAST AREA FROM THE WEST, WHILE THE UPPER HIGH  
MIGRATES SOUTHWESTWARD OVER NORTHERN MEXICO AND A RIDGE AXIS  
BUILDS NORTHWARD OVER NM. THIS WILL CAUSE A SHARP DOWNTICK IN  
STORM COVERAGE AND RAINFALL INTENSITY.  
 
TEMPERATURE-WISE, EXCEPT FOR SOME NEAR AND ABOVE AVERAGE HIGHS  
OVER CENTRAL AND SOUTHEAST AREAS TODAY, READINGS ACROSS THE  
FORECAST AREA FOR THE REMAINDER OF THE WORK WEEK WILL VARY FROM A  
FEW TO SEVERAL DEGREES BELOW 30-YEAR AVERAGES. HIGHS SHOULD  
BOTTOM OUT ON WEDNESDAY AROUND 10-20 DEGREES BELOW 30-YEAR  
AVERAGES, WHICH WILL PLACE THEM MOSTLY IN THE 60S TO LOW 70S,  
EXCEPT FOR SOME 50S AND UPPER 40S IN THE MOUNTAINS. READINGS WILL  
REBOUND OVER THE WEEKEND.  
 

 
   
AVIATION
 
 
(18Z TAFS)  
ISSUED AT 1118 AM MDT MON SEP 21 2026  
 
EXCEPT FOR AREAS OF MVFR CIGS BEHIND A BACKDOOR FRONT ACROSS EAST  
CENTRAL AND NORTHEAST NM, VFR CONDITIONS PREVAIL AND ARE FORECAST  
TO PERSIST INTO THIS EVENING. DEVELOPMENT AND GRADUAL LOWERING OF  
VFR CIGS ARE FORECAST OVERNIGHT INTO TUESDAY ACROSS CENTRAL AND  
WESTERN NM. LOW STRATUS/FOG IS LIKELY EARLY TUESDAY MORNING BEHIND  
THE BACKDOOR FRONT, LIKELY IMPACTING KSAF AND KROW WITH MVFR CIGS.  
THE BACKDOOR FRONT WILL CREATE A GUSTY EAST CANYON WIND AT KABQ  
OVERNIGHT, BUT SPEEDS ARE FORECAST TO REMAIN BELOW AIRPORT WEATHER  
WARNING CRITERIA AT THIS TIME.  
 

 
   
FIRE WEATHER
 
 
ISSUED AT 208 AM MDT MON SEP 21 2026  
 
WITH THE GUSTY BACKDOOR FRONT ENTERING THE EASTERN PLAINS THIS  
MORNING, HUMIDITIES WILL BEGIN TO REBOUND TODAY. THEREFORE, THE  
MAIN FIRE WEATHER CONCERNS WILL BE ERRATIC THUNDERSTORM OUTFLOWS  
FOR THE REMAINDER OF THE WEEK AND THE COMING WEEKEND.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
FARMINGTON...................... 78 56 80 56 / 0 5 40 60  
DULCE........................... 77 44 76 46 / 0 5 70 80  
CUBA............................ 74 50 72 50 / 0 5 50 70  
GALLUP.......................... 74 49 76 50 / 0 0 60 60  
EL MORRO........................ 72 49 71 49 / 0 0 70 80  
GRANTS.......................... 76 51 73 52 / 0 5 60 80  
QUEMADO......................... 75 52 73 53 / 0 0 70 80  
MAGDALENA....................... 76 57 72 54 / 0 0 70 100  
DATIL........................... 72 53 70 51 / 0 0 70 100  
RESERVE......................... 81 53 77 54 / 0 5 60 90  
GLENWOOD........................ 88 60 81 58 / 0 5 60 80  
CHAMA........................... 70 46 69 46 / 0 5 70 80  
LOS ALAMOS...................... 74 54 71 53 / 0 20 50 80  
PECOS........................... 77 51 71 51 / 5 20 60 90  
CERRO/QUESTA.................... 74 49 71 49 / 0 5 30 60  
RED RIVER....................... 65 42 62 43 / 0 5 40 60  
ANGEL FIRE...................... 71 37 67 38 / 5 10 60 70  
TAOS............................ 76 47 74 48 / 0 5 40 60  
MORA............................ 74 49 69 50 / 10 20 60 80  
ESPANOLA........................ 82 54 79 54 / 0 5 40 70  
SANTA FE........................ 76 54 72 53 / 0 5 60 90  
SANTA FE AIRPORT................ 78 55 75 54 / 0 10 50 80  
ALBUQUERQUE FOOTHILLS........... 82 59 78 58 / 0 10 60 90  
ALBUQUERQUE HEIGHTS............. 81 59 78 58 / 0 5 60 90  
ALBUQUERQUE VALLEY.............. 83 58 80 58 / 0 5 60 80  
ALBUQUERQUE WEST MESA........... 81 58 78 58 / 0 5 60 80  
BELEN........................... 82 57 80 58 / 0 5 50 80  
BERNALILLO...................... 83 58 79 58 / 0 5 60 80  
BOSQUE FARMS.................... 83 56 80 56 / 0 5 60 80  
CORRALES........................ 83 58 79 58 / 0 5 60 80  
LOS LUNAS....................... 83 56 80 57 / 0 5 50 80  
PLACITAS........................ 80 57 77 57 / 0 5 60 90  
RIO RANCHO...................... 82 58 78 58 / 0 5 60 80  
SOCORRO......................... 86 61 80 59 / 0 0 60 90  
SANDIA PARK/CEDAR CREST......... 76 53 72 53 / 0 20 70 90  
TIJERAS......................... 77 55 74 55 / 0 20 70 90  
EDGEWOOD........................ 79 53 74 53 / 0 20 60 90  
MORIARTY/ESTANCIA............... 81 52 76 51 / 0 20 60 80  
CLINES CORNERS.................. 75 53 71 52 / 0 20 60 90  
MOUNTAINAIR..................... 78 53 73 53 / 0 10 70 90  
GRAN QUIVIRA.................... 77 55 74 55 / 0 5 60 90  
CARRIZOZO....................... 84 60 78 58 / 0 5 60 80  
RUIDOSO......................... 77 54 70 54 / 0 10 60 90  
CAPULIN......................... 70 51 72 52 / 20 20 30 60  
RATON........................... 77 52 75 51 / 10 20 30 60  
SPRINGER........................ 79 53 77 53 / 10 20 30 70  
LAS VEGAS....................... 75 52 70 52 / 5 20 50 90  
CLAYTON......................... 72 56 76 57 / 30 20 20 60  
ROY............................. 74 55 73 56 / 10 20 30 80  
CONCHAS......................... 83 60 81 61 / 10 20 40 80  
SANTA ROSA...................... 82 60 79 60 / 10 20 30 90  
TUCUMCARI....................... 81 60 81 61 / 10 20 30 70  
CLOVIS.......................... 88 60 80 60 / 30 20 40 70  
PORTALES........................ 89 61 81 61 / 20 20 40 70  
FORT SUMNER..................... 88 62 82 62 / 5 20 40 90  
ROSWELL......................... 92 65 85 63 / 0 10 40 80  
PICACHO......................... 86 60 78 59 / 0 20 50 90  
ELK............................. 85 57 75 57 / 0 20 60 90  
 

 
   
ABQ WATCHES/WARNINGS/ADVISORIES
 
 
FLOOD WATCH FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON  
FOR NMZ204-206>208-211-212-214-215-217>226-228-229-231>233-  
237>241.  
 

 
 

 
 
SHORT TERM...44  
LONG TERM....44  
AVIATION...11  
 
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