286  
FNAK71 PAFC 121549  
FWSAER  
 
SPOT FORECAST FOR JBER RX...USWFS  
NATIONAL WEATHER SERVICE ANCHORAGE AK  
749 AM AKDT TUE MAY 12 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 AKDT ON MAY 12.    
DISCUSSION  
 
A FRONT WILL REMAIN ALONG THE GULF COAST FOR THE NEXT 24 TO 36  
HOURS WHILE SLOWLY DIMINISHING. STRONG WINDS OVER THE MOUNTAINS  
SHOULD KEEP PRECIPITATION DOWNSLOPED OUT, BUT SOME SPRINKLES ARE  
POSSIBLE AT TIMES LATER IN THE DAY TODAY. WINDS SHOULD REMAIN  
LIGHT AND VARIABLE, WITH A SLIGHT EASTERLY COMPONENT. TEMPERATURES  
WILL REMAIN MILD DUE TO OVERCAST SKIES.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). ISOLATED RAIN  
SHOWERS EARLY IN THE MORNING, THEN SCATTERED  
RAIN SHOWERS IN THE LATE MORNING AND AFTERNOON.  
CWR.................9 PERCENT.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....AROUND 50.  
MIN HUMIDITY........52 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH EARLY IN THE  
MORNING BECOMING LIGHT, THEN BECOMING SOUTHEAST  
AROUND 5 MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......1700 FT AGL.  
TRANSPORT WINDS.....EAST 6 TO 9 MPH SHIFTING TO THE SOUTHEAST 12 TO  
13 MPH IN THE AFTERNOON.  
PCPN AMOUNT.........0.02 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
 
TIME (AKDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........91 91 81 81 81 78 78 78 73 73  
WEATHER COV.....ISO ISO SCT SCT SCT SCT SCT SCT SCT SCT  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW  
CWR.............0 0 0 0 0 0 0 0 10 10  
CHC OF PCPN (%).20 20 30 30 30 30 30 30 30 30  
TEMP............40 42 43 45 46 48 49 50 50 50  
RH..............66 64 63 60 58 55 54 53 52 53  
20 FT WIND DIR..NE NE NE NE NE NE NE NE SE SE  
20 FT WIND SPD..5 5 3 3 3 2 2 2 5 5  
20 FT WIND GUST.  
MIX HGT (KFT)...0.4 0.4 1.5 1.5 1.5 1.5 1.5 1.5 1.7 1.7  
TRANSP WIND DIR.NE NE E E E SE SE SE SE SE  
TRANSP WIND SPD.6 6 9 9 9 12 12 12 13 13  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SCATTERED RAIN  
SHOWERS IN THE EVENING, THEN ISOLATED RAIN  
SHOWERS OVERNIGHT.  
CWR.................9 PERCENT.  
CHANCE OF PCPN......30 PERCENT.  
MIN TEMPERATURE.....AROUND 41.  
MAX HUMIDITY........77 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 13 MPH.  
PCPN AMOUNT.........0.03 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
 
TIME (AKDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........73 76 76 76 86 86 86 87 87 87 87 87  
WEATHER COV.....SCT SCT SCT SCT SCT SCT SCT ISO ISO ISO ISO ISO  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
CWR.............10 10 10 10 10 10 10 10 10 10 0 0  
CHC OF PCPN (%).30 30 30 30 30 30 30 20 20 20 20 20  
TEMP............50 49 48 47 45 44 43 42 42 41 41 41  
RH..............54 55 59 62 66 68 71 74 75 76 77 77  
20 FT WIND DIR..SE E E E NE NE NE NW NW NW E E  
20 FT WIND SPD..5 3 3 3 1 1 1 0 0 0 2 2  
20 FT WIND GUST.  
MIX HGT (KFT)...1.7 1.7 1.7 1.7 0.4 0.4 0.4 0.4 0.4 0.4 0.5 0.5  
TRANSP WIND DIR.SE SE SE SE E E E E E E E E  
TRANSP WIND SPD.13 8 8 8 6 6 6 6 6 6 5 5  
   
WEDNESDAY  
 
SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). ISOLATED RAIN  
SHOWERS EARLY IN THE MORNING, THEN SCATTERED  
RAIN SHOWERS IN THE LATE MORNING AND AFTERNOON.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 52.  
MIN HUMIDITY........54 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 7 MPH.  
PCPN AMOUNT.........0.02 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
 
TIME (AKDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........87 87 87 87 62 62 62 71 71 71 51 51  
WEATHER COV.....ISO ISO ISO ISO SCT SCT SCT SCT SCT SCT SCT SCT  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).20 20 20 20 30 30 30 40 40 40 30 30  
TEMP............41 41 43 44 46 47 49 50 51 51 52 51  
RH..............77 76 73 70 67 64 60 57 56 55 54 54  
20 FT WIND DIR..E E E E NW NW NW W W W W W  
20 FT WIND SPD..2 2 2 2 1 1 1 2 2 2 2 2  
20 FT WIND GUST.  
MIX HGT (KFT)...0.5 0.5 0.5 0.5 2.4 2.4 2.4 2.4 2.4 2.4 3.6 3.6  
TRANSP WIND DIR.E E E E SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.5 5 5 5 5 5 5 7 7 7 6 6  
 
 
FORECASTER...JONES  
REQUESTED BY...BRYAN QUIMBY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612514.9/AER  
.DELDT 05/12/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRYAN_QUIMBY@FWS.GOV,RAWLIN_MYERS@FWS.GOV,KEVIN_MCCASLAND@FWS.GOV  
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