365
FNAK71 PAFC 041459
FWSAER
SPOT FORECAST FOR JBER RX...USWFS
NATIONAL WEATHER SERVICE ANCHORAGE AK
659 AM AKDT MON MAY 4 2026
FORECAST IS BASED ON FORECAST START TIME OF 0800 AKDT ON MAY 04.
DISCUSSION
A LOW PRESSURE SYSTEM IN THE NORTH PACIFIC WILL CONTINUE TO MOVE
NORTH TODAY, CONTINUING LIGHT TO MODERATE RAIN. HIGHER PRESSURE
WILL BUILD ALONG THE COAST WITH THE APPROACHING STORM, LEADING TO
MORE GAP WINDS THROUGH THE KNIK VALLEY TODAY, AND EXPANDING INTO
ANCHORAGE BY TUESDAY AFTERNOON. JBER WILL MAINTAIN A LIGHT NORTH
WIND TODAY WITH PRECIPITATION SLOWING DIMINISHING THROUGH THE DAY.
CONDITIONS WILL REMAIN FAIRLY DRY THROUGH TUESDAY WITH A WEAK
TURNAGAIN ARM WIND MOVING OVER THE AREA LATE IN THE AFTERNOON.
REST OF TODAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN LIKELY EARLY IN
THE MORNING, THEN CHANCE OF RAIN IN THE
AFTERNOON.
CWR.................40 PERCENT DECREASING TO 0 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....AROUND 49.
MIN HUMIDITY........68 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTH AROUND 5 MPH EARLY
IN THE AFTERNOON, THEN BECOMING LIGHT LATE IN
THE AFTERNOON.
MIXING HEIGHT.......900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 7 TO 8 MPH.
PCPN AMOUNT.........0.07 INCHES.
SNOWFALL AMOUNT.....0.0 INCHES.
TIME (AKDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........97 97 96 96 96 96 96 96 89 89
WEATHER COV.....LKY LKY LKY LKY LKY CHC CHC CHC CHC CHC
WEATHER TYPE....RN RN RN RN RN RN RN RN RN RN
CWR.............40 40 40 40 40 40 40 40 0 0
CHC OF PCPN (%).70 70 70 70 70 50 50 50 50 50
TEMP............40 42 44 45 47 46 47 49 49 49
RH..............87 84 85 81 80 81 78 74 74 70
20 FT WIND DIR..SE SE NW NW NW N N N NW NW
20 FT WIND SPD..3 3 0 0 0 5 5 5 2 2
20 FT WIND GUST.7 7 7 7 7 5 5
MIX HGT (KFT)...0.4 0.4 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9
TRANSP WIND DIR.SE SE SE SE SE E E E E E
TRANSP WIND SPD.8 8 8 8 8 7 7 7 8 8
TONIGHT
SKY/WEATHER.........CLOUDY (85-95 PERCENT) THEN BECOMING PARTLY
CLOUDY (40-50 PERCENT) THEN BECOMING MOSTLY
CLOUDY (75-85 PERCENT). CHANCE OF RAIN IN THE
EVENING, THEN SLIGHT CHANCE OF RAIN OVERNIGHT.
ISOLATED RAIN SHOWERS AFTER 3 AM.
CWR.................0 PERCENT.
CHANCE OF PCPN......50 PERCENT.
MIN TEMPERATURE.....AROUND 38.
MAX HUMIDITY........86 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 7 TO 9 MPH.
PCPN AMOUNT.........0.02 INCHES.
SNOWFALL AMOUNT.....0.0 INCHES.
TIME (AKDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........89 43 43 43 43 43 43 76 76 76 80 80
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC SCH SCH SCH ISO ISO
WEATHER TYPE....RN RN RN RN RN RN RN RN RN RN RW RW
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).50 30 30 30 30 30 30 20 20 20 20 20
TEMP............49 49 48 46 45 43 42 41 40 40 39 39
RH..............70 69 68 73 74 76 78 78 80 83 85 85
20 FT WIND DIR..NW NW NW NW SE SE SE SE SE SE SE SE
20 FT WIND SPD..2 1 1 1 3 3 3 3 3 3 3 3
20 FT WIND GUST.5 6 6 6 8 8 8 8 8 8 9 9
MIX HGT (KFT)...0.9 0.9 0.9 0.9 0.4 0.4 0.4 0.4 0.4 0.4 0.6 0.6
TRANSP WIND DIR.E SE SE SE SE SE SE SE SE SE SE SE
TRANSP WIND SPD.8 9 9 9 7 7 7 7 7 7 7 7
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). ISOLATED RAIN
SHOWERS EARLY IN THE MORNING, THEN SCATTERED
RAIN SHOWERS.
CWR.................0 PERCENT INCREASING TO 11 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF PCPN......40 PERCENT.
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........58 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
LATE IN THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 6 TO 9 MPH.
PCPN AMOUNT.........0.03 INCHES.
SNOWFALL AMOUNT.....0.0 INCHES.
TIME (AKDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........80 84 84 84 81 81 81 93 93 93 89 89
WEATHER COV.....ISO SCT SCT SCT 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 10 10
CHC OF PCPN (%).20 30 30 30 40 40 40 40 40 40 40 40
TEMP............38 39 40 42 44 46 47 47 48 49 49 49
RH..............86 86 83 79 74 71 70 68 65 62 60 58
20 FT WIND DIR..SE N N N N N N SE SE SE SE SE
20 FT WIND SPD..3 1 1 1 2 2 2 2 2 2 5 5
20 FT WIND GUST.9 3 3 3 3 3 3 10 10 10 10 10
MIX HGT (KFT)...0.6 0.6 0.6 0.6 2.1 2.1 2.1 2.1 2.1 2.1 3.0 3.0
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE
TRANSP WIND SPD.7 6 6 6 8 8 8 9 9 9 8 8
FORECASTER...JONES
REQUESTED BY...BRYAN QUIMBY
TYPE OF REQUEST...WILDFIRE
.TAG 2612514.0/AER
.DELDT 05/04/26
.FORMATTERVERSION 2.0.0
.EMAIL BRYAN_QUIMBY@FWS.GOV
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