424
FNUS76 KEKA 071236
FWSEKA

Spot Forecast for Plantation Thin 167...USFS
National Weather Service Eureka CA
436 AM PST Sun Dec 7 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...Stable air mass and a strong nocturnal inversion
will limit ventilation and mixing through much of today. High
humidity with generally light or calm winds are forecast again
on Monday. Once again, a strong inversion may take til mid
afternoon to break for sufficient smoke dispersion.

.REST OF TODAY...

Sky/weather.........Mostly cloudy.
CWR.................0 percent.
Max temperature.....Around 48.
Min humidity........85 percent.
Wind (20 ft)........Variable 1 to 3 mph.
Mixing height.......300-900 ft AGL.
Transport winds.....West 3 to 6 mph, then northwest around
5 mph late in the afternoon.
Eye level winds.....Variable to 1 mph.

TIME (PST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........68  68  68  66  66  66  62  62  62  56  56
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0
Temp............40  40  40  42  43  46  46  46  47  46  46
RH..............85  85  85  89  89  86  89  89  89  89  89
20 FT wind dir..S   S   S   NE  NE  NE  N   N   N   NW  NW
20 FT wind spd..2   2   2   2   2   2   3   3   3   2   2
20 FT wind gust.3   3   3   3   3   3   6   6   6   3   3
Eye lvl wnd dir.S   S   S   NE  NE  NE  N   N   N   NW  NW
Eye lvl wnd spd.1   1   1   1   1   1   1   1   1   1   1
Eye lvl wnd gst.                        2   2   2
Mix hgt (kft)...0.1 0.1 0.1 0.5 0.5 0.5 0.9 0.9 0.9 0.1 0.1
Transp wind dir.W   W   W   W   W   W   W   W   W   NW  NW
Transp wind spd.3   3   3   6   6   6   6   6   6   5   5

.TONIGHT...

Sky/weather.........Mostly cloudy.
CWR.................0 percent.
Min temperature.....Around 41.
Max humidity........93 percent.
Wind (20 ft)........Variable 1 to 3 mph.
Mixing height.......100-200 ft AGL.
Transport winds.....North 3 to 5 mph, then south around 3 mph
early in the morning.
Eye level winds.....Variable to 1 mph.

TIME (PST)      6 PM      9 PM      MIDNGT    3 AM
Sky (%).........56        50        56        65
Weather cov.....
Weather type....
Tstm cov........
CWR.............0         0         0         0
Temp............45        44        43        42
RH..............93        93        89        89
20 FT wind......NW 2G3    NW 2G3    SW 1G2    SW 3G6
Eye level wind..NW 1      NW 1      SW 0G1    SW 1G2
Mix hgt (ft)....100       BLW100    BLW100    BLW100
Transport wind..NW 5      NW 5      N 3       N 3

.MONDAY...

Sky/weather.........Partly cloudy.
CWR.................0 percent.
Max temperature.....Around 53.
Min humidity........82 percent.
Wind (20 ft)........Variable 1 to 3 mph.
Mixing height.......500-1200 ft AGL.
Transport winds.....South around 3 mph, then northwest around 5 mph in the
                    late morning and afternoon.
Eye level winds.....Variable to 1 mph.

TIME (PST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........50  45  45  45  26  26  26  25  25  25  40  40
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............41  41  41  42  44  46  49  51  51  50  49  48
RH..............93  93  93  96  93  93  86  83  83  86  89  89
20 FT wind dir..S   S   S   S   NE  NE  NE  N   N   N   N   N
20 FT wind spd..3   2   2   2   2   2   2   3   3   3   0   0
20 FT wind gust.6   3   3   3   3   3   3   6   6   6
Eye lvl wnd dir.S   S   S   S   NE  NE  NE  N   N   N   N   N
Eye lvl wnd spd.1   1   1   1   1   1   1   1   1   1   0   0
Eye lvl wnd gst.2                           2   2   2
Mix hgt (kft)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.2 1.2 1.2 0.1 0.1
Transp wind dir.S   S   S   S   NW  NW  NW  NW  NW  NW  W   W
Transp wind spd.3   3   3   3   5   5   5   5   5   5   5   5

$$
Forecaster...DB
Requested by...Geoffrey Phelan
Type of request...PRESCRIBED
.TAG 2527109.1/EKA
.DELDT 12/07/25
.EMAIL geoffrey.phelan@usda.gov,jason.niehaus@usda.gov,ronald.reed@usda.gov