511
FNUS76 KEKA 170122
FWSEKA
SPOT FORECAST FOR SHIP MOUNTAIN RX...HUMBOLDT COUNTY PBA
NATIONAL WEATHER SERVICE EUREKA CA
622 PM PDT FRI OCT 16 2026
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
ONE MORE DRY EVENING IS EXPECTED AS MIDSLOPE THERMAL BELTS
DEVELOP OVER A WEAK MARINE LAYER. A WEAK COLD FRONT WILL BEGIN TO IMPACT
THE AREA SATURDAY WITH COOLER TEMPERATURES AND A SLIGHTLY MORE UNSTABLE
ATMOSPHERE. EXPECT THE TYPICAL NIGHTTIME LIGHT DRAINAGE WINDS TO DEVELOP
WITH AFTERNOON WINDS THAT FOLLOW THE VALLEYS. NW WINDS COULD ALSO WRAP
INTO THE BURN AREA BRING A FEW GUSTS UP TO 15MPH EACH AFTERNOON. THE REAL
MOISTURE FROM THIS COLD FRONT WILL BEGIN TO HIT THE AREA LATE SUNDAY. THERE
EXISTS AROUND A 50% CHANCE OF ANY RAIN (>0.01") AND A 20-25% OF WETTING RAIN
(>0.10")MONDAY THROUGH TUESDAY MORNING. EXPECTED CONTINUED COOLER AND UNSETTLED
WEATHER THROUGH THE COMING WEEK INTO THE COMING WEEKEND WITH ENHANCED RH
RECOVERIES LIKELY MAKING THERE WAY UP THE RIVER VALLEY.
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........58 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH.
MIXING HEIGHT.......2100 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 3 MPH EAST AROUND 6 MPH EARLY IN
THE MORNING.
TIME (PDT) MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........58 58 61 61 61 57
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............56 55 54 53 53 52
RH..............55 57 55 54 57 54
20 FT WIND DIR..NE NE N N N E
20 FT WIND SPD..1 1 0 0 0 1
20 FT WIND GUST. 1 1 1
MIX HGT (KFT)...2.1 2.1 2.1 2.1 2.1 2.1
TRANSP WIND DIR.N N N N N E
TRANSP WIND SPD.3 3 3 3 3 6
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN
BECOMING MOSTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........42 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH...BECOMING WEST AROUND 7
MPH EARLY IN THE AFTERNOON, THEN...BECOMING
VARIABLE 1 TO 3 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......2100-3900 FT AGL.
TRANSPORT WINDS.....EAST AROUND 6 MPH NORTHEAST AROUND 7 MPH LATE
IN THE MORNING, THEN NORTH AROUND 6 MPH LATE IN THE AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........57 57 45 45 45 37 37 37 53 53 53 52
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............52 51 51 54 61 68 74 76 76 77 75 72
RH..............56 56 59 57 48 42 41 42 42 45 50 57
20 FT WIND DIR..E E SW SW SW W W W W W W S
20 FT WIND SPD..1 1 1 1 1 3 3 3 7 7 7 1
20 FT WIND GUST. 2 2 2 6 6 6 12 12 12 2
MIX HGT (KFT)...2.1 2.1 2.1 2.1 2.1 2.7 2.7 2.7 3.9 3.9 3.9 3.0
TRANSP WIND DIR.E E E E E NW NW NW NW NW NW N
TRANSP WIND SPD.6 6 6 6 6 7 7 7 7 7 7 6
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........90 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 6 MPH EAST 3 TO 6 MPH LATE IN
THE EVENING.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........52 52 17 17 17 5 5 5 6 6 6 10
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............69 62 58 56 55 53 53 52 52 52 51 50
RH..............66 75 80 83 90 90 86 86 86 83 86 83
20 FT WIND DIR..S S NE NE NE NE NE NE S S S N
20 FT WIND SPD..1 1 3 3 3 2 2 2 1 1 1 0
20 FT WIND GUST.2 2 6 6 6 5 5 5
MIX HGT (KFT)...3.0 3.0 2.0 2.0 2.0 2.1 2.1 2.1 2.1 2.1 2.1 2.1
TRANSP WIND DIR.N N N N N E E E E E E E
TRANSP WIND SPD.6 6 6 6 6 6 6 6 6 6 6 3
SUNDAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 72.
MIN HUMIDITY........54 PERCENT.
WIND (20 FT)........VARIABLE 2 TO 4 MPH...BECOMING WEST 5 TO 8 MPH
LATE IN THE MORNING, THEN...BECOMING VARIABLE 2
TO 4 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......2100-3300 FT AGL.
TRANSPORT WINDS.....EAST AROUND 3 MPH SOUTHWEST 7 TO 9 MPH LATE
IN THE MORNING.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........10 10 12 12 12 3 3 3 7 7 7 18
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............50 49 49 54 60 66 69 70 70 69 68 65
RH..............83 83 83 71 62 54 51 53 55 59 61 65
20 FT WIND DIR..N N SW SW SW W W W W W W NW
20 FT WIND SPD..0 0 1 1 1 5 5 5 8 8 8 3
20 FT WIND GUST. 2 2 2 8 8 8 13 13 13 6
MIX HGT (KFT)...2.1 2.1 2.1 2.1 2.1 2.8 2.8 2.8 3.3 3.3 3.3 3.0
TRANSP WIND DIR.E E E E E SW SW SW SW SW SW SW
TRANSP WIND SPD.3 3 3 3 3 9 9 9 9 9 9 7
FORECASTER...JOHNATHON WHITE
REQUESTED BY...HENRI HOLBROOK
TYPE OF REQUEST...PRESCRIBED
.TAG 2623917.0/EKA
.DELDT 10/16/26
.EMAIL HHOLBROOK@UCANR.EDU
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page