342
FNUS76 KEKA 301348
FWSEKA
SPOT FORECAST FOR PLANTATION THIN 104 & 106...USFS
NATIONAL WEATHER SERVICE EUREKA CA
548 AM PST FRI JAN 30 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
DRY AND MILD WEATHER WILL PREVAIL THROUGH THE
REMAINDER OF TODAY AS AN UPPER-LEVEL BLOCKING RIDGE AMPLIFIES
OVER THE WEST COAST. FOR THE USFS PLANTATION THIN UNIT, THE
PRIMARY OPERATIONAL FOCUS WILL BE ON THE STABLE BOUNDARY LAYER AND
LIGHT IN-STAND WINDS.
* TODAY (IGNITION WINDOW): HIGH PRESSURE WILL MAINTAIN QUIET
CONDITIONS WITH MIXING HEIGHTS PEAKING AT UP TO 3500 FT AGL
THIS AFTERNOON. TRANSPORT WINDS WILL BE LIGHT FROM THE SOUTH AT
6-8 MPH, WHICH IS SLIGHTLY BELOW THE IDEAL THRESHOLD (9-20 MPH)
FOR OPTIMAL SMOKE DISPERSAL AND MAY CAUSE LOCALIZED LINGERING.
SURFACE AND EYE-LEVEL WINDS WILL REMAIN VERY LIGHT AND VARIABLE
AT 1-3 MPH WITHIN THE TIMBER STAND.
* TONIGHT & SATURDAY: INCREASING HIGH-LEVEL MOISTURE WILL BRING
PARTLY TO MOSTLY CLOUDY SKIES OVERNIGHT INTO SATURDAY. TRANSPORT
WINDS WILL STRENGTHEN FROM THE SOUTHEAST TO 8-12 MPH BY
SATURDAY MORNING, IMPROVING VENTILATION.
* OUTLOOK: WHILE A WEAK COLD FRONT WILL APPROACH THE NORTHERN
PORTION OF THE AREA ON SUNDAY, WETTING RAIN (CWR) REMAINS AT 0%
FOR THIS LOCATION THROUGH SATURDAY EVENING.
REST OF TODAY
SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........59 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH.
MIXING HEIGHT.......2600-3500 FT AGL.
TRANSPORT WINDS.....SOUTH 6 TO 8 MPH.
EYE LEVEL WINDS.....VARIABLE 1 TO 3 MPH.
TIME (PST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........25 25 25 25 25 25 38 38
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0
TEMP............45 49 55 57 59 60 60 55
RH..............73 74 64 59 60 62 62 77
20 FT WIND DIR..E E E E E E NE NE
20 FT WIND SPD..2 2 2 2 2 2 1 1
20 FT WIND GUST.6 6 6 6 6 6 5 5
EYE LVL WND DIR.E E E E E E NE NE
EYE LVL WND SPD.1 1 1 1 1 1 0 0
EYE LVL WND GST.2 2 2 2 2 2 2 2
MIX HGT (KFT)...2.6 2.6 2.6 3.5 3.5 3.5 3.4 3.4
TRANSP WIND DIR.S S S S S S SE SE
TRANSP WIND SPD.6 6 6 6 6 6 8 8
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 42.
MAX HUMIDITY........80 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH.
MIXING HEIGHT.......2600-3400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 8 TO 12 MPH.
EYE LEVEL WINDS.....VARIABLE 1 TO 3 MPH.
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........38 53 53 53 52 52 52 62 62 62 65 65
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............53 48 47 46 45 44 44 43 44 43 42 42
RH..............80 80 80 83 79 79 79 79 79 79 82 82
20 FT WIND DIR..NE S S S SE SE SE S S S SE SE
20 FT WIND SPD..1 1 1 1 1 1 1 1 1 1 2 2
20 FT WIND GUST.5 6 6 6 6 6 6 6 6 6 7 7
EYE LVL WND DIR.NE S S S SE SE SE S S S SE SE
EYE LVL WND SPD.0 0 0 0 0 0 0 0 0 0 1 1
EYE LVL WND GST.2 2 2 2 2 2 2 2 2 2 2 2
MIX HGT (KFT)...3.4 2.7 2.7 2.7 2.6 2.6 2.6 2.7 2.7 2.7 2.7 2.7
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE
TRANSP WIND SPD.8 8 8 8 9 9 9 9 9 9 12 12
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN
BECOMING MOSTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........52 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH.
MIXING HEIGHT.......2600-2800 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 9 TO 12 MPH.
EYE LEVEL WINDS.....VARIABLE 1 TO 3 MPH.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........65 69 69 69 38 38 38 45 45 45 55 55
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............42 42 42 45 47 53 58 61 64 64 64 61
RH..............82 76 76 63 65 64 60 51 50 52 52 56
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE
20 FT WIND SPD..2 2 2 2 3 3 3 3 3 3 2 2
20 FT WIND GUST.7 7 7 7 10 10 10 10 10 10 8 8
EYE LVL WND DIR.SE SE SE SE SE SE SE SE SE SE SE SE
EYE LVL WND SPD.1 1 1 1 1 1 1 1 1 1 1 1
EYE LVL WND GST.2 2 2 2 3 3 3 3 3 3 2 2
MIX HGT (KFT)...2.7 2.8 2.8 2.8 2.6 2.6 2.6 2.8 2.8 2.8 2.7 2.7
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE
TRANSP WIND SPD.12 12 12 12 12 12 12 12 12 12 9 9
FORECASTER...HEINLEIN
REQUESTED BY...RONALD.REED
TYPE OF REQUEST...PRESCRIBED
.TAG 2601326.0/EKA
.DELDT 01/30/26
.EMAIL RONALD.REED@USDA.GOV,BRYAN.LANNING@USDA.GOV,CHRISTOPHER.FUSI@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page