650
FNUS76 KEKA 131700
FWSEKA
SPOT FORECAST FOR REDWOOD COAST FIRE PREPAREDNESS DRILL...CALFIRE
NATIONAL WEATHER SERVICE EUREKA CA
1000 AM PDT WED MAY 13 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
A WEAK COLD FRONT LAST NIGHT WILL SLIGHTLY DECREASE DAILY
TEMPS AND INCREASE RH VALUES FOR THE BURN SITE TODAY. VARIABLE WINDS WILL
SHIFT TO UPVALLEY (NNE) FLOW PEAKING AT AFTERNOON GUSTS UP TO 25MPH. MIXING
HEIGHTS WILL BUILD ABOUT 1KFT HIGHER THAN YESTERDAY, INCREASING SMOKE DISPERSION.
THROUGH THE FORECAST PERIOD, EXPECT OFFSHORE (E-NE) WINDS OVERNIGHT WITH RH
RECOVERIES AROUND 90-95% NEAR THE BURN SITE. AFTERNOON N WINDS WILL INCREASE
THURSDAY THROUGH THE END OF THE WEEK WITH A SERIOUS POSSIBILITY (~50%) OF
GUSTS >30MPH AND EVEN SLIGHTLY STRONGER N WINDS (>35MPH) POSSIBLE THIS WEEKEND.
RELATIVELY NORMAL DAYTIME HIGH TEMPERATURES ARE PREDICTED TO KEEP DAYTIME RH
VALUES >=25%.
*NO MAJOR WEATHER IMPACTS ARE FORECASTED BESIDES BUILDING STRONG N WINDS.
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY THROUGH THE MORNING BEFORE CLEARING.
CWR.................0%.
MAX TEMPERATURE.....74-77F.
MIN HUMIDITY........30-34%.
WIND (20 FT)........NNE 7-10MPH WITH GUSTS UP TO 25MPH POSSIBLE IN THE
AFTERNOON.
MIXING HEIGHT.......INCREASING TO 2700-3100 FT AGL.
TRANSPORT WINDS.....NORTHWEST 8-14 MPH.
TIME (PDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........23 2 2 2 1 1 1 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0
TEMP............54 58 63 69 73 76 75 71
RH..............77 62 54 45 39 37 37 37
20 FT WIND DIR..N NW NW NW N N N N
20 FT WIND SPD..5 7 9 10 10 13 13 11
20 FT WIND GUST.12 14 16 18 20 23 21 19
MIX HGT (KFT)...1.7 2.0 2.1 2.4 2.7 3.0 2.8 2.5
TRANSP WIND DIR.N NW NW NW NW NW NW N
TRANSP WIND SPD.8 10 10 10 10 10 10 14
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR, SLIGHT CHANCE OF GROUND FOG.
CWR.................0%.
MIN TEMPERATURE.....42-45F.
MAX HUMIDITY........95-100%.
WIND (20 FT)........NORTH WINDS 5-8MPH IN THE EVENING (GUSTS TO14MPH)
BECOMING VARIABLE 3-6 (SPORADIC GUSTS TO 15MPH).
MIXING HEIGHT.......2700-3100 FT AGL DECREASING TO 1200-1300 FT AGL.
TRANSPORT WINDS.....NORTH 9-14MPH.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........3 3 4 4 4 8 8 8 8 8 8 25
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............69 65 59 55 52 50 48 47 47 45 45 45
RH..............41 51 60 70 77 83 88 91 92 94 95 95
20 FT WIND DIR..N N N N N N N N N N N N
20 FT WIND SPD..7 7 6 6 6 3 3 3 2 2 2 2
20 FT WIND GUST.12 12 9 9 9 10 15 15 13 13 12 10
MIX HGT (KFT)...3.7 3.7 2.2 2.2 2.2 1.3 1.3 1.3 1.2 1.2 1.2 1.2
TRANSP WIND DIR.N N N N N N N N N N N N
TRANSP WIND SPD.14 14 14 14 14 10 10 10 10 10 10 9
THURSDAY
SKY/WEATHER.........POSSIBLE FOG IN THE AM, BURNING OFF QUICKLY,
THEN SUNNY.
CWR.................0%.
MAX TEMPERATURE.....78-81F.
MIN HUMIDITY........29-33%.
WIND (20 FT)........VARIABLE 4-7MPH BUILDING TO NORTH 10-13MPH
WITH GUSTS OF AROUND 30MPH POSSIBLE.
MIXING HEIGHT.......INCREASING TO 2600-2900 FT AGL.
TRANSPORT WINDS.....NORTH 14-20MPH.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........25 25 6 6 6 3 3 3 3 3 3 5
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............44 46 48 50 56 62 67 72 76 76 76 77
RH..............93 91 87 81 74 62 51 43 37 34 33 33
20 FT WIND DIR..N N N N N N N N N N N N
20 FT WIND SPD..2 2 2 2 2 7 7 7 9 9 9 10
20 FT WIND GUST.10 10 10 10 10 21 21 21 26 26 26 30
MIX HGT (KFT)...1.2 1.2 1.1 1.1 1.1 1.7 1.7 1.7 2.7 2.7 2.7 2.7
TRANSP WIND DIR.N N N N N N N N N N N N
TRANSP WIND SPD.9 9 9 9 9 15 15 15 15 15 15 17
FORECASTER...SCHMIEGEL
REQUESTED BY...MATTHEW TURNER
TYPE OF REQUEST...OTHER
.TAG 2613385.2/EKA
.DELDT 05/13/26
.EMAIL MATT.TURNER@FIRE.CA.GOV
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