525  
FNUS76 KEKA 041349  
FWSEKA  
 
SPOT FORECAST FOR PLANTATION THIN UNIT 12...USFS  
NATIONAL WEATHER SERVICE EUREKA CA  
549 AM PST TUE NOV 4 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
 
SOUTHERLY WINDS THIS MORNING AT 13-15MPH WITH GUSTS 21-25MPH, CONTINUES TO  
BUILDS BY THE LATE MORNING TO 16-20MPH BY THE AFTERNOON AND GUSTING 25-31MPH. WINDS  
FURTHER STRENGTHEN 20-25MPH BY 00Z WITH GUSTS UP TO 40MPH OUT OF THE SSE. RH VALUES REMAIN  
HIGH WITH MOISTURE PLUMES INUNDATING THE AREA TUESDAY. THE LOWEST RH AROUND 80% WITH  
A HIGH TEMP OF 58F TUESDAY. WINDS DIMINISH AFTER MIDNIGHT INTO EARLY WEDNESDAY MORNING WITH  
SUSTAINED WINDS 15MPH GUSTING TO 25MPH. GUSTS END BY THE DAWN HOURS WEDNESDAY WITH SUSTAINED WINDS 6MPH  
CLIMBING TO 10-11MPH BY 18Z. SLIGHT CHANCE OF THUNDERSTORMS WEDNESDAY AS WELL WITH A HIGH OF 54F.  
   
REST OF TODAY
 
 
SKY/WEATHER.........RAIN.  
CWR.................75 PERCENT INCREASING TO 92 PERCENT IN THE LATE  
MORNING AND EARLY AFTERNOON, THEN DECREASING TO  
62 PERCENT LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 58.  
MIN HUMIDITY........78 PERCENT.  
WIND (20 FT)........SOUTH WINDS 13 TO 20 MPH. GUSTS UP TO 28 MPH  
INCREASING TO 31 MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......1300-2000 FT AGL.  
TRANSPORT WINDS.....SOUTH 13 TO 17 MPH INCREASING TO SOUTHEAST  
AROUND 25 MPH LATE IN THE AFTERNOON.  
 
TIME (PST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........94 100 100 100 94 94 94 90 90  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF DEF  
WEATHER TYPE....RN RN RN RN RN RN RN RN RN  
TSTM COV........  
CWR.............80 90 90 90 90 90 90 60 60  
TEMP............53 53 53 54 56 58 58 58 57  
RH..............96 96 100 100 93 83 83 80 80  
20 FT WIND DIR..S S S S S S S SE SE  
20 FT WIND SPD..13 16 16 16 17 17 17 20 20  
20 FT WIND GUST.21 25 25 25 28 28 28 31 31  
MIX HGT (KFT)...1.3 1.8 1.8 1.8 1.9 1.9 1.9 2.0 2.0  
TRANSP WIND DIR.S S S S S S S SE SE  
TRANSP WIND SPD.13 17 17 17 17 17 17 25 25  
   
TONIGHT
 
 
SKY/WEATHER.........RAIN THROUGH THE NIGHT. SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE MORNING.  
CWR.................62 PERCENT INCREASING TO 100 PERCENT IN THE  
LATE EVENING AND OVERNIGHT.  
MIN TEMPERATURE.....AROUND 49.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........BREEZY. SOUTHEAST WINDS 20 TO 26 MPH WITH GUSTS  
TO AROUND 40 MPH...SHIFTING TO THE SOUTH AROUND  
15 MPH AFTER MIDNIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING.  
MIXING HEIGHT.......1100-2200 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 24 TO 25 MPHSOUTH AROUND 15 MPH EARLY  
IN THE MORNING.  
 
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........90 83 83 83 96 96 96 100 100 100 100 100  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF  
WEATHER TYPE....RN RN RN RN RN RN RN RN RN RN RN RN  
TSTM COV........ SCH SCH  
CWR.............60 60 60 60 90 90 90 90 90 90 100 100  
TEMP............58 58 57 57 57 56 55 53 51 51 51 50  
RH..............77 77 77 77 75 80 83 96 100 100 100 100  
20 FT WIND DIR..SE SE SE SE SE SE SE S S S S S  
20 FT WIND SPD..20 25 25 25 24 24 24 15 15 15 15 15  
20 FT WIND GUST.31 40 40 40 39 39 39 24 24 24 24 24  
MIX HGT (KFT)...2.0 1.8 1.8 1.8 2.2 2.2 2.2 2.0 2.0 2.0 1.1 1.1  
TRANSP WIND DIR.SE SE SE SE S S S S S S S S  
TRANSP WIND SPD.25 25 25 25 24 24 24 24 24 24 15 15  
   
WEDNESDAY
 
 
SKY/WEATHER.........SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE  
MORNING. RAIN THROUGH THE DAY. CHANCE OF  
THUNDERSTORMS IN THE LATE MORNING AND EARLY  
AFTERNOON, THEN SLIGHT CHANCE OF THUNDERSTORMS  
LATE IN THE AFTERNOON.  
CWR.................100 PERCENT DECREASING TO 71 PERCENT LATE IN  
THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 56.  
MIN HUMIDITY........87 PERCENT.  
WIND (20 FT)........SOUTH WINDS 8 TO 15 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......1100-2200 FT AGL INCREASING TO 2600-3500 FT AGL  
IN THE LATE MORNING AND AFTERNOON.  
TRANSPORT WINDS.....SOUTH 15 TO 23 MPHSOUTHWEST AROUND 12 MPH LATE  
IN THE AFTERNOON.  
 
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........100 100 100 100 100 100 100 100 100 100 98 98  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF  
WEATHER TYPE....RN RN RN RN RN RN RN RN RN RN RN RN  
TSTM COV........SCH SCH SCH SCH CHC CHC CHC CHC CHC CHC SCH SCH  
CWR.............100 100 100 100 100 100 100 100 100 100 70 70  
TEMP............51 51 50 50 50 51 52 54 54 55 54 54  
RH..............100 100 100 96 100 100 96 90 90 86 90 86  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..15 6 6 6 12 12 12 12 12 12 10 10  
20 FT WIND GUST.24 10 10 10 17 17 17 17 17 17 16 16  
MIX HGT (KFT)...1.1 2.2 2.2 2.2 3.5 3.5 3.5 3.5 3.5 3.5 2.6 2.6  
TRANSP WIND DIR.S S S S SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.15 15 15 15 23 23 23 23 23 23 12 12  
 

 
FORECASTER...SWAFFORD  
REQUESTED BY...VANESSA MARTINEZ  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525031.0/EKA  
.DELDT 11/04/25  
.EMAIL LORIN.DALY@USDA.GOV,RONALD.REED@USDA.GOV,VANESSA.MARTINEZ@USDA.GOV  
 
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