638
FNUS76 KEKA 131503
FWSEKA
SPOT FORECAST FOR BLM ARCATA - PROSPOER RIDGE PILE RX...BLM
NATIONAL WEATHER SERVICE EUREKA CA
703 AM PST THU NOV 13 2025
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
IF YOU HAVE QUESTIONS OR CONCERNS REGARDING THIS FORECAST, PLEASE
CONTACT OUR OFFICE AT (707) 443-6484
PLEASE DO NOT RESPOND DIRECTLY IF YOU HAVE RECEIVED THIS IN AN EMAIL.
DISCUSSION
A STRONG FRONTAL SYSTEM CONTINUES TO TRANSLATE
EAST-SOUTHEAST ACROSS THE AREA THROUGHOUT THE DAY, WHILE A SURFACE
LOW OFFSHORE NW CALIFORNIA DRIVE SOUTHWARD. STRONG SOUTH WINDS UP
TO AROUND 50 MPH WILL CONTINUE OVER THE EXPOSED RIDGES THROUGH
THIS AFTERNOON, BEFORE GRADUALLY DIMINISH LATE THIS AFTERNOON AND
EVENING. STRATIFORM RAIN TRANSITIONING TO RAIN SHOWERS THIS
MORNING. BRIEF HEAVY DOWNPOURS IS POSSIBLE WITH THIS SHOWERS
BY MID TO LATE AFTERNOON. LINGERING SHOWERS ARE EXPECTED INTO
FRIDAY. A DRIER AND COOLER AIR MASS WILL QUICKLY BUILD BEHIND THE FRONT
WITH PARTLY TO CLEAR SKIES BY FRIDAY AFTERNOON.
REST OF TODAY
SKY/WEATHER.........CHANCE OF RAIN EARLY IN THE MORNING, THEN RAIN
LIKELY LATE IN THE MORNING. RAIN EARLY IN THE
AFTERNOON, THEN NUMEROUS RAIN SHOWERS LATE IN
THE AFTERNOON.
MAX TEMPERATURE.....AROUND 60.
MIN HUMIDITY........82 PERCENT.
WIND (20 FT)........BREEZY. SOUTH WINDS 20 TO 26 MPH WITH GUSTS TO
AROUND 50 MPH.
MIXING HEIGHT.......300-1000 FT AGL.
TRANSPORT WINDS.....SOUTH 29 TO 35 MPH.
TIME (PST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........89 89 89 89 89 84 84 84 83 83
WEATHER COV.....CHC CHC LKY LKY LKY DEF DEF DEF NUM NUM
WEATHER TYPE....RN RN RN RN RN RN RN RN RW RW
TSTM COV........
TEMP............56 55 56 57 57 58 57 57 57 56
RH..............93 93 93 90 90 90 86 83 83 83
20 FT WIND DIR..S S S S S S S S S S
20 FT WIND SPD..25 25 26 26 26 24 24 24 20 20
20 FT WIND GUST.40 40 40 40 40 38 38 38 32 32
MIX HGT (KFT)...0.3 0.3 0.9 0.9 0.9 1.0 1.0 1.0 0.3 0.3
TRANSP WIND DIR.S S S S S S S S S S
TRANSP WIND SPD.35 35 33 33 33 33 33 33 29 29
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. NUMEROUS RAIN SHOWERS EARLY IN
THE EVENING, THEN SCATTERED RAIN SHOWERS UNTIL
EARLY MORNING. CHANCE OF RAIN EARLY IN THE
MORNING.
MIN TEMPERATURE.....AROUND 53.
MAX HUMIDITY........83 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 15 TO 21 MPH WITH GUSTS TO
AROUND 32 MPH.
MIXING HEIGHT.......0-300 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 25 TO 29 MPH DECREASING TO AROUND 16
MPH EARLY IN THE MORNING.
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........83 62 62 62 67 67 67 69 69 69 61 61
WEATHER COV.....NUM SCT SCT SCT SCT SCT SCT SCT SCT SCT CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RN RN
TSTM COV........
TEMP............55 56 55 55 55 56 55 55 54 55 55 54
RH..............83 83 83 83 83 83 83 83 83 83 83 83
20 FT WIND DIR..S S S S S S S SE SE SE SE SE
20 FT WIND SPD..20 20 20 20 20 20 20 18 18 18 16 16
20 FT WIND GUST.32 32 32 32 31 31 31 28 28 28 25 25
MIX HGT (KFT)...0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.S S S S SE SE SE SE SE SE SE SE
TRANSP WIND SPD.29 29 29 29 25 25 25 25 25 25 16 16
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
CHANCE OF RAIN EARLY IN THE MORNING, THEN
SLIGHT CHANCE OF RAIN IN THE LATE MORNING AND
EARLY AFTERNOON.
MAX TEMPERATURE.....AROUND 58.
MIN HUMIDITY........77 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 12 TO 18 MPH...SHIFTING TO THE
SOUTHWEST AROUND 10 MPH EARLY IN THE AFTERNOON,
THEN...SHIFTING TO THE NORTH AROUND 8 MPH LATE
IN THE AFTERNOON.
MIXING HEIGHT.......0-1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 13 TO 16 MPHNORTHWEST AROUND 8 MPH
LATE IN THE AFTERNOON.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........61 61 61 61 35 35 35 35 35 35 27 27
WEATHER COV.....CHC CHC CHC CHC SCH SCH SCH SCH SCH SCH
WEATHER TYPE....RN RN RN RN RN RN RN RN RN RN
TSTM COV........
TEMP............54 54 53 54 55 56 57 57 57 58 57 57
RH..............83 83 83 83 80 80 77 77 77 75 80 77
20 FT WIND DIR..SE SE SE SE SE SE SE SW SW SW N N
20 FT WIND SPD..16 15 15 15 13 13 13 10 10 10 8 8
20 FT WIND GUST.25 23 23 23 20 20 20 15 15 15 14 14
MIX HGT (KFT)...0.1 0.4 0.4 0.4 1.0 1.0 1.0 0.7 0.7 0.7 0.2 0.2
TRANSP WIND DIR.SE SE SE SE S S S S S S NW NW
TRANSP WIND SPD.16 16 16 16 13 13 13 13 13 13 8 8
FORECASTER...VELEZ
REQUESTED BY...ADAM BOOTH
TYPE OF REQUEST...PRESCRIBED
.TAG 2525473.3/EKA
.DELDT 11/13/25
.EMAIL ABOOTH@BLM.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page