539  
FNAK53 PAFG 092253  
FWFAFG  
 
FIRE WEATHER PLANNING FORECAST FOR INTERIOR ALASKA  
NATIONAL WEATHER SERVICE FAIRBANKS, AK  
253 PM AKDT SAT MAY 9 2026  
   
DISCUSSION  
 
KEY MESSAGES...  
 
- TEMPERATURES ARE EXPECTED TO BE ON THE RISE THROUGHOUT THE WEEKEND  
INTO EARLY NEXT WEEK, WITH HIGHS CLIMBING WELL INTO THE 50S AND 60S.  
 
- SCATTERED RAIN SHOWERS ARE EXPECTED TO LAST THROUGHOUT THE WEEKEND FOR  
THE INTERIOR, WITH CHANCES FOR ISOLATED THUNDERSTORMS LIKELY SUNDAY  
AFTERNOON IN THE TANANA VALLEY.  
 
- WINDS WILL MOSTLY BE LIGHT AND VARIABLE THROUGH THE WEEKEND UNTIL  
SOUTHERLY FLOW PICKS UP LATE SUNDAY. SOUTH WIND GUSTS ARE EXPECTED  
TO STRENGTHEN SUNDAY NIGHT THROUGH THE ALASKA RANGE PASSES, WITH A  
BROAD INCREASE IN SOUTHERLY FLOW ACROSS THE INTERIOR FOR MONDAY.  
 
- MINIMUM RELATIVE HUMIDITY VALUES ARE EXPECTED TO REMAIN WITHIN THE  
30 TO 40 PERCENT RANGE WITH A BRIEF DRY PATCH LIKELY STARTING SUNDAY  
INTO EARLY NEXT WEEK. VALUES COULD DIP INTO THE 20 PERCENT RANGE. THE  
DRIEST AREAS ARE EXPECTED IN THE TANANA VALLEY THIS WEEKEND AND THEN  
EXPAND TO THE FORTYMILE COUNTRY AND THE YUKON FLATS MONDAY AND TUESDAY.  
 
AKZ937-101700-  
DELTA JUNCTION-  
INCLUDING THE CITIES OF DELTA JUNCTION, FORT GREELY,  
DONNELLY DOME,  
AND THE RICHARDSON HIGHWAY FROM MP 241 TO MP 295 NEAR TENDERFOOT  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (50%) PCLDY (60%) PCLDY (40%) PCLDY (60%)  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 10 10 20 10  
CWR 0 0 10 0  
CWR25 0 0 0 0  
CHANCE OF THUNDER (%) NONE (0) ISO (10) ISO (20) NONE (0)  
TEMP (24H TREND) 38 (+3) 63 (+6) 40 56  
RH % (24H TREND) 77 (-9) 26 (-12) 60 21  
WIND 20FT/EARLY(MPH) E 6-10 G24 LGT/VAR SE 14-18 G52 S 12-16 G54  
WIND 20FT/LATE(MPH) SE 3-7 SE 8-12 G31 S 15-19 G57 S 13-17 G49  
MIXING HGT(FT-AGL) 400 4900 600 6400  
TRANSPORT WND (MPH) E 7 S 20 S 21 S 18  
VENT RATE (MPH-FT) 2800 98000 12600 115200  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 15 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
LOWER 60S. EAST WINDS 5 TO 10 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND 5 MPH.  
 
 
 
AKZ939-101700-  
TANANA FLATS-  
INCLUDING THE CITIES OF BIRCH LAKE AND THE RICHARDSON HIGHWAY  
FROM MP 270 TO MP 317  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (50%) PCLDY (60%) PCLDY (70%) PCLDY (60%)  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 20 30 20  
CWR 0 0 10 10  
CWR25 0 0 0 0  
CHANCE OF THUNDER (%) NONE (0) ISO (20) ISO (20) NONE (0)  
TEMP (24H TREND) 36 (+1) 65 (+6) 37 58  
RH % (24H TREND) 81 (-8) 27 (-11) 74 21  
WIND 20FT/EARLY(MPH) E 4-8 G18 E 3-7 SE 3-7 SW 4-8  
WIND 20FT/LATE(MPH) LGT/VAR E 3-7 LGT/VAR SW 4-8  
MIXING HGT(FT-AGL) 400 5200 500 7700  
TRANSPORT WND (MPH) E 8 E 10 E 7 S 13  
VENT RATE (MPH-FT) 3200 52000 3500 100100  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. EAST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.  
 
 
 
AKZ940-101700-  
EIELSON AFB AND SALCHA-  
INCLUDING THE CITIES OF EIELSON AFB, SALCHA, MOOSE CREEK,  
HARDING LAKE, AND THE RICHARDSON HIGHWAY FROM MP 317 TO MP 346  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (60%) PCLDY (60%) PCLDY (70%) PCLDY (60%)  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 10 20 40 30  
CWR 10 10 10 10  
CWR25 0 0 0 0  
CHANCE OF THUNDER (%) NONE (0) ISO (20) ISO (20) NONE (0)  
TEMP (24H TREND) 36 (+1) 65 (+6) 38 58  
RH % (24H TREND) 80 (-8) 30 (-9) 74 21  
WIND 20FT/EARLY(MPH) E 4-8 G17 LGT/VAR SE 3-7 LGT/VAR  
WIND 20FT/LATE(MPH) NE 3-7 E 3-7 LGT/VAR SW 3-7  
MIXING HGT(FT-AGL) 400 5300 400 7900  
TRANSPORT WND (MPH) E 8 E 10 SE 8 SW 12  
VENT RATE (MPH-FT) 3200 53000 3200 94800  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. EAST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.  
 
 
 
AKZ941-101700-  
GOLDSTREAM VALLEY AND NENANA HILLS-  
INCLUDING THE CITIES OF ESTER DOME, MURPHY DOME,  
AND THE PARKS HIGHWAY FROM MP 325 TO MP 342  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (60%) PCLDY (60%) MCLDY (70%) PCLDY (70%)  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 10 20 50 30  
CWR 0 10 10 10  
CWR25 0 0 10 0  
CHANCE OF THUNDER (%) NONE (0) ISO (20) ISO (20) NONE (0)  
TEMP (24H TREND) 38 (+3) 62 (+7) 38 56  
RH % (24H TREND) 76 (-10) 31 (-10) 75 26  
WIND 20FT/EARLY(MPH) NE 5-9 G20 NE 3-7 G18 E 3-7 SW 6-10 G19  
WIND 20FT/LATE(MPH) NE 4-8 G20 NE 3-7 S 3-7 G19 S 6-10 G17  
MIXING HGT(FT-AGL) 400 3500 500 7300  
TRANSPORT WND (MPH) NE 10 E 12 NE 9 S 14  
VENT RATE (MPH-FT) 4000 42000 4500 102200  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS AROUND 60. NORTH WINDS AROUND 5 MPH.  
 
 
 
AKZ943-101700-  
TWO RIVERS-  
INCLUDING THE CITIES OF TWO RIVERS AND CHENA HOT SPRINGS ROAD  
FROM MP 12 TO MP 34  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (70%) PCLDY (60%) MCLDY (70%) PCLDY (70%)  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 10 30 50 30  
CWR 10 10 20 10  
CWR25 0 0 10 0  
CHANCE OF THUNDER (%) NONE (0) ISO (20) ISO (20) NONE (0)  
TEMP (24H TREND) 35 (0) 63 (+8) 36 58  
RH % (24H TREND) 81 (-6) 36 (-9) 78 23  
WIND 20FT/EARLY(MPH) NE 4-8 G19 NE 4-8 G18 E 4-8 SW 3-7 G17  
WIND 20FT/LATE(MPH) NE 4-8 G18 NE 4-8 SE 3-7 SW 4-8 G17  
MIXING HGT(FT-AGL) 400 2900 400 7800  
TRANSPORT WND (MPH) E 12 E 13 E 10 SW 13  
VENT RATE (MPH-FT) 4800 37700 4000 101400  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. EAST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS AROUND 60. NORTHEAST WINDS AROUND 5 MPH.  
 
 
 
AKZ944-101700-  
FAIRBANKS METRO AREA-  
INCLUDING THE CITIES OF FAIRBANKS, FORT WAINWRIGHT, ESTER,  
NORTH POLE, AND FOX  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (70%) PCLDY (60%) MCLDY (70%) PCLDY (60%)  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 20 50 30  
CWR 0 10 10 10  
CWR25 0 0 10 0  
CHANCE OF THUNDER (%) NONE (0) ISO (20) ISO (20) NONE (0)  
TEMP (24H TREND) 36 (0) 64 (+7) 37 58  
RH % (24H TREND) 80 (-7) 33 (-10) 78 24  
WIND 20FT/EARLY(MPH) NE 4-8 G18 NE 3-7 E 3-7 SW 4-8 G17  
WIND 20FT/LATE(MPH) NE 3-7 G17 E 3-7 LGT/VAR SW 5-9 G17  
MIXING HGT(FT-AGL) 400 3400 500 7700  
TRANSPORT WND (MPH) NE 9 E 12 E 8 SW 13  
VENT RATE (MPH-FT) 3600 40800 4000 100100  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. EAST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.  
 
 
 
AKZ945-101700-  
NENANA-  
INCLUDING THE CITIES OF NENANA AND THE PARKS HIGHWAY FROM MP  
290 TO 325  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (50%) PCLDY (60%) MCLDY (70%) PCLDY (50%)  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 10 10 40 20  
CWR 0 0 10 10  
CWR25 0 0 0 0  
CHANCE OF THUNDER (%) NONE (0) ISO (10) ISO (20) NONE (0)  
TEMP (24H TREND) 38 (+3) 62 (+5) 38 55  
RH % (24H TREND) 79 (-9) 32 (-7) 73 23  
WIND 20FT/EARLY(MPH) NE 3-7 G17 LGT/VAR E 3-7 SW 4-8  
WIND 20FT/LATE(MPH) LGT/VAR E 3-7 S 3-7 S 6-10  
MIXING HGT(FT-AGL) 500 4300 600 7200  
TRANSPORT WND (MPH) NE 10 E 12 E 8 S 15  
VENT RATE (MPH-FT) 5000 51600 4800 108000  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. EAST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS AROUND 60. LIGHT WINDS.  
 
 
 
AKZ947-101700-  
NORTHERN DENALI BOROUGH-  
INCLUDING THE CITIES OF HEALY, DENALI NATIONAL PARK, KANTISHNA,  
ANDERSON, AND THE PARKS HIGHWAY FROM MP 237 TO MP 288  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (60%) PCLDY (60%) MCLDY (70%) PCLDY (50%)  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 30 50 20  
CWR 10 10 10 10  
CWR25 0 0 10 0  
CHANCE OF THUNDER (%) NONE (0) ISO (20) ISO (10) NONE (0)  
TEMP (24H TREND) 33 (+3) 61 (+9) 32 56  
RH % (24H TREND) 90 (-1) 35 (-16) 90 27  
WIND 20FT/EARLY(MPH) E 3-7 G18 LGT/VAR SE 4-8 G21 S 5-9 G28  
WIND 20FT/LATE(MPH) LGT/VAR E 3-7 G20 S 5-9 G25 S 6-10 G29  
MIXING HGT(FT-AGL) 400 3800 600 6300  
TRANSPORT WND (MPH) E 8 SE 10 SW 12 SE 13  
VENT RATE (MPH-FT) 3200 38000 7200 81900  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE UPPER  
50S. NORTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS AROUND  
60. NORTH WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS  
AROUND 40. HIGHS IN THE UPPER 50S. LIGHT WINDS.  
 
 
 
AKZ953-101700-  
EASTERN DELTA JUNCTION-  
INCLUDING THE CITIES OF DELTANA AND THE ALASKA HIGHWAY FROM MP  
1392 TO MP 1415  
253 PM AKDT SAT MAY 9 2026  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY (50%) PCLDY (60%) PCLDY (40%) PCLDY (50%)  
PRECIP TYPE SHOWERS SHOWERS TSTMS SHOWERS  
CHANCE PRECIP (%) 10 10 20 10  
CWR 10 0 10 0  
CWR25 0 0 0 0  
CHANCE OF THUNDER (%) NONE (0) NONE (0) ISO (20) NONE (0)  
TEMP (24H TREND) 36 (+3) 63 (+5) 35 58  
RH % (24H TREND) 79 (-5) 27 (-9) 59 19  
WIND 20FT/EARLY(MPH) E 6-10 G23 E 3-7 SE 5-9 G32 S 6-10 G32  
WIND 20FT/LATE(MPH) E 3-7 SE 5-9 G20 S 6-10 G34 SW 8-12 G31  
MIXING HGT(FT-AGL) 400 4500 500 6400  
TRANSPORT WND (MPH) E 7 SE 10 SE 12 S 14  
VENT RATE (MPH-FT) 2800 45000 6000 89600  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. EAST WINDS 5 TO 10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.  
 
 
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