183
FNAK71 PAFC 101627
FWSAER
SPOT FORECAST FOR LITTLE GRANITE CREEK RX...SOA DFFP
NATIONAL WEATHER SERVICE ANCHORAGE AK
827 AM AKDT SUN MAY 10 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 AKDT ON MAY 10.
DISCUSSION
A FRONTAL SYSTEM WILL BRING WIDESPREAD RAINFALL TO THE AREA THIS
AFTERNOON. STEADY RAINFALL BECOMES MORE SCATTERED OVERNIGHT,
TAPERING OFF BY MONDAY. LIGHT EASTERLY WINDS TURN SOUTHWESTERLY BY
THE AFTERNOON WHEN THE FRONT PASSES. WINDS BECOME LIGHT AND
VARIABLE TONIGHT INTO MONDAY. HIGH TEMPERATURES WILL BE IN THE LOW
50S TODAY AND MONDAY. MIN RH VALUES WILL BE IN THE LOW 50S,
DROPPING TO THE LOW 40S BY MONDAY.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SCATTERED RAIN
SHOWERS LATE IN THE MORNING, THEN NUMEROUS RAIN
SHOWERS EARLY IN THE AFTERNOON. WIDESPREAD RAIN
SHOWERS LATE IN THE AFTERNOON.
CWR.................18 PERCENT INCREASING TO 56 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF PCPN......80 PERCENT.
TSTM COVERAGE.......NONE.
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........55 PERCENT.
WIND (20 FT)........EAST WINDS 6 TO 9 MPH SHIFTING TO THE SOUTHWEST
AROUND 9 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......2400 FT AGL.
TRANSPORT WINDS.....EAST AROUND 8 MPH SHIFTING TO THE SOUTHWEST 6
TO 10 MPH IN THE AFTERNOON.
VENTILATION RATE....POOR (596-2180 M^2/S).
PCPN AMOUNT.........0.06 INCHES.
SNOWFALL AMOUNT.....0.0 INCHES.
TIME (AKDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........82 83 83 83 89 89 89 85 85
WEATHER COV.....SCT SCT SCT SCT NUM NUM NUM WID WID
WEATHER TYPE....RW RW RW RW RW RW RW RW RW
CWR.............20 20 20 20 20 20 20 60 60
CHC OF PCPN (%).30 40 40 40 70 70 70 80 80
TEMP............44 45 47 48 50 49 49 49 48
RH..............69 65 61 58 55 55 56 56 58
20 FT WIND DIR..NE E E E E E E SW SW
20 FT WIND SPD..8 9 9 9 6 6 6 9 9
20 FT WIND GUST.12 13 13 13 8 8 8 13 13
MIX HGT (KFT)...0.5 2.4 2.4 2.4 2.4 2.4 2.4 1.5 1.5
TRANSP WIND DIR.E E E E S S S SW SW
TRANSP WIND SPD.8 8 8 8 6 6 6 10 10
VENT (M^2/S)....596 16161616161616161616161621802180
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). WIDESPREAD RAIN
SHOWERS EARLY IN THE EVENING, THEN NUMEROUS
RAIN SHOWERS IN THE LATE EVENING AND OVERNIGHT.
SCATTERED RAIN SHOWERS AND SNOW SHOWERS AFTER 3
AM.
CWR.................56 PERCENT DECREASING TO 0 PERCENT AFTER 3 AM.
CHANCE OF PCPN......90 PERCENT.
TSTM COVERAGE.......NONE.
MIN TEMPERATURE.....AROUND 36.
MAX HUMIDITY........72 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 9 MPH IN THE EVENING BECOMING
LIGHT, THEN BECOMING WEST AROUND 5 MPH AFTER 3
AM.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 7 TO 10 MPH.
VENTILATION RATE....POOR (643-2180 M^2/S).
PCPN AMOUNT.........0.17 INCHES.
SNOWFALL AMOUNT.....0.0 INCHES.
TIME (AKDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........85 88 88 88 70 70 70 70 70 70 54 54
WEATHER COV.....WID WID WID WID NUM NUM NUM NUM NUM NUM SCT SCT
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RS RS
CWR.............60 60 60 60 60 60 60 60 60 60 0 0
CHC OF PCPN (%).80 90 90 90 70 70 70 60 60 60 40 40
TEMP............46 45 44 42 41 40 39 38 38 37 37 37
RH..............60 63 65 67 69 70 71 72 72 72 71 72
20 FT WIND DIR..SW W W W W W W W W W W W
20 FT WIND SPD..9 9 9 9 6 6 6 3 3 3 5 5
20 FT WIND GUST.13 13 13 13 8 8 8 7 7
MIX HGT (KFT)...1.5 1.5 1.5 1.5 0.6 0.6 0.6 0.6 0.6 0.6 0.9 0.9
TRANSP WIND DIR.SW W W W SW SW SW SW SW SW W W
TRANSP WIND SPD.10 10 10 10 8 8 8 8 8 8 7 7
VENT (M^2/S)....2180218021802180658 658 658 658 658 658 643 643
MONDAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SCATTERED SNOW
SHOWERS EARLY IN THE MORNING. SCATTERED RAIN
SHOWERS IN THE MORNING, THEN ISOLATED RAIN
SHOWERS EARLY IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF PCPN......40 PERCENT.
TSTM COVERAGE.......NONE.
MAX TEMPERATURE.....AROUND 47.
MIN HUMIDITY........42 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING SOUTH 7 TO 8 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 7 MPH SHIFTING TO THE SOUTH.
VENTILATION RATE....POOR (643-5820 M^2/S).
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 (%).........54 46 46 46 60 60 60 55 55 55 71 71
WEATHER COV.....SCT SCT SCT SCT SCT SCT SCT ISO ISO ISO
WEATHER TYPE....RS RS RS RS RW RW RW RW RW RW
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).40 30 30 30 30 30 30 20 20 20 10 10
TEMP............36 36 37 39 41 42 44 46 46 46 47 46
RH..............72 72 66 61 56 52 48 44 43 43 42 43
20 FT WIND DIR..W N N N E E E S S S S S
20 FT WIND SPD..5 2 2 2 3 3 3 8 8 8 7 7
20 FT WIND GUST.7 12 12 12 9 9
MIX HGT (KFT)...0.9 0.9 0.9 0.9 4.0 4.0 4.0 4.0 4.0 4.0 3.9 3.9
TRANSP WIND DIR.W S S S S S S S S S S S
TRANSP WIND SPD.7 7 7 7 10 10 10 12 12 12 9 9
VENT (M^2/S)....643 643 643 643 58205820582058205820582038753875
FORECASTER...RIBAIL
REQUESTED BY...JERED KEMP
TYPE OF REQUEST...PRESCRIBED
.TAG 2612149.6/AER
.DELDT 05/10/26
.FORMATTERVERSION 2.0.0
.EMAIL JERED.KEMP@ALASKA.GOV
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