674
FNUS76 KEKA 191252
FWSEKA
SPOT FORECAST FOR MP 18 FIRE...NCIMT
NATIONAL WEATHER SERVICE EUREKA CA
552 AM PDT SAT SEP 19 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
WITH BUILDING HIGH PRESSURE, DAYTIME TEMPERATURES
WILL TREND HIGHER THROUGH THE WEEKEND. STRONG THERMAL BELTS WILL
ALSO WORSEN RH RECOVERY AT MID AND UPPER SLOPES INTO EARLY NEXT
WEEK. WINDS WILL BE MOSTLY LIGHT AND TERRAIN DRIVEN. CHANCES OF
PRECIPITATION WILL NOT INCREASE AGAIN UNTIL LATE NEXT WEEK THROUGH
NEXT WEEKEND, BUT CHANCES FOR A WETTING RAIN ARE CURRENTLY ZERO.
TODAY
SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....72-80.
MIN HUMIDITY........39-47 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH...BECOMING WEST 5 TO 8 MPH
EARLY IN THE AFTERNOON.
MIXING HEIGHT.......200-1500 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 3 MPH NORTHWEST 3 TO 5 MPH LATE
IN THE MORNING.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........9 9 6 6 6 4 4 4 13 13 13 32
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............54 53 55 59 64 68 71 74 75 74 73 73
RH..............71 71 68 60 54 48 46 43 43 45 47 51
20 FT WIND DIR..NE NE N N N NW NW NW W W W W
20 FT WIND SPD..4 4 3 3 3 4 4 4 7 7 7 6
20 FT WIND GUST.5 5 5 5 5 8 8 8 7
MIX HGT (KFT)...0.2 0.2 0.2 0.2 0.2 0.3 0.3 0.3 1.5 1.5 1.5 1.1
TRANSP WIND DIR.NE NE NE NE NE W W W W W W N
TRANSP WIND SPD.3 3 3 3 3 5 5 5 5 5 5 3
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY THEN
BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....53-56.
MAX HUMIDITY........64-74 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 7 MPH EARLY IN THE
EVENING...BECOMING VARIABLE 1 TO 3 MPH.
MIXING HEIGHT.......200-1100 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 3 MPH NORTHEAST 2 TO 5 MPH LATE IN
THE EVENING.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........32 32 44 44 44 45 45 45 60 60 60 45
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............70 66 62 58 58 57 57 57 57 57 56 56
RH..............57 65 72 72 71 69 67 66 64 63 62 62
20 FT WIND DIR..W W SW SW SW SE SE SE E E E E
20 FT WIND SPD..6 6 3 3 3 3 3 3 3 3 3 4
20 FT WIND GUST.7 7 5 5 5 5
MIX HGT (KFT)...1.1 1.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
TRANSP WIND DIR.N N N N N NE NE NE NE NE NE E
TRANSP WIND SPD.3 3 3 3 3 5 5 5 5 5 5 2
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....73-81.
MIN HUMIDITY........38-45 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH...BECOMING WEST 5 TO 7 MPH
EARLY IN THE AFTERNOON.
MIXING HEIGHT.......200-1200 FT AGL.
TRANSPORT WINDS.....EAST AROUND 2 MPH WEST AROUND 5 MPH LATE IN
THE MORNING, THEN NORTH LATE IN THE AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........45 45 36 36 36 28 28 28 32 32 32 22
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............55 54 56 60 65 69 73 75 76 76 76 73
RH..............61 61 59 53 50 45 43 41 42 44 47 52
20 FT WIND DIR..E E E E E NW NW NW W W W W
20 FT WIND SPD..4 4 4 4 4 3 3 3 6 6 6 6
20 FT WIND GUST.5 5 5 5 5 7 7 7 7
MIX HGT (KFT)...0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 1.2 1.2 1.2 0.7
TRANSP WIND DIR.E E E E E W W W W W W N
TRANSP WIND SPD.2 2 2 2 2 5 5 5 5 5 5 5
OUTLOOK FOR THURSDAY SEPTEMBER 24 THROUGH MONDAY SEPTEMBER 28
FOR NW CALIF...ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
FORECASTER...WOOD
REQUESTED BY...COLLIN EWING
TYPE OF REQUEST...WILDFIRE
.TAG 2621733.5/EKA
.DELDT 09/19/26
.EMAIL 2026.MP18.PLANS@FIRENET.GOV
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