Spot Forecast
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
438
FNUS76 KSTO 190252
FWSSTO
Spot Forecast for Eastside UB...USFS
National Weather Service Sacramento CA
752 PM PDT Wed Mar 18 2026
Forecast is based on ignition time of 0600 PDT on March 19.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...
Well above normal temperatures are forecast for the burn location over
the next several days as the region is under strong high pressure.
Winds will generally be lighter and terrain driven. Afternoon mixing heights
will rise to around 4500-6000 ft AGL. Transport winds will generally be
from the south and west and less than 10 to 15 mph. Afternoon humidity will
lower to the teens through Friday, especially between 1400-1800 hours
when humidity is lowest and temperatures are hottest. Humidity will trend
slightly higher and temperatures slightly lower over the weekend.
Dry conditions continue, except there is a slight chance for minimal
precipitation early to mid next week, however the latest
forecast has trended down.
.THURSDAY...
Sky/weather.........Sunny.
Max temperature.....78-81.
Min humidity........15-18 percent.
Wind (20 ft)........
Slope/valley.......Light winds becoming northwest up to 6 mph late
in the afternoon with gusts of 12 to 14 mph.
Ridgetop...........South 5 to 7 mph shifting to the west 8 to 10
mph late in the morning.
Mixing height.......Increasing to 4500 ft AGL.
Transport winds.....South around 7 mph shifting to the west 8 to 10
mph late in the morning.
CWR.................0 percent.
Chance of thunder...0 percent.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR CLR MCR MCR PC
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............51 49 50 55 63 67 70 73 77 79 80 77
RH..............46 45 44 38 34 29 20 19 15 15 16 17
SL/VL wind dir..SE SE SE S W NW NW NW NW NW NW NW
SL/VL wind spd..2 2 2 2 1 1 2 3 5 6 6 5
SL/VL wind gust.3 3 3 3 3 5 7 9 10 13 13 10
Ridge wind dir..S S S S S W W W W W W W
Ridge wind spd..7 7 5 5 5 8 8 8 10 10 10 8
Mix hgt (kft)...0.4 0.4 0.8 0.8 0.8 2.8 2.8 2.8 4.3 4.3 4.3 2.5
Transp wind dir.S S S S S W W W W W W W
Transp wind spd.7 7 5 5 5 8 8 8 10 10 10 8
.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....48-52.
Max humidity........38-42 percent.
Wind (20 ft)........
Slope/valley.......Northwest winds up to 5 mph early in the
evening becoming light.
Ridgetop...........West around 8 mph shifting to the south early
in the evening, then shifting to the southeast
5 to 6 mph overnight.
Mixing height.......Decreasing to 300 ft AGL.
Transport winds.....West around 8 mph shifting to the south early
in the evening, then shifting to the southeast
5 to 6 mph overnight.
CWR.................0 percent.
Chance of thunder...0 percent.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......PC PC MCR MCR MCR MCR MCR MCR CLR CLR CLR MCR
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............75 71 68 62 60 58 56 56 55 54 53 53
RH..............20 25 29 32 34 34 34 34 34 35 35 36
SL/VL wind dir..NW NW S S S SE SE SE SE SE SE SE
SL/VL wind spd..5 5 2 2 2 2 2 2 2 2 2 2
SL/VL wind gust.10 10 3 3 3 3 3 3 3 3 3 3
Ridge wind dir..W W SW SW SW SE SE SE SE SE SE SE
Ridge wind spd..8 8 3 3 3 5 5 5 5 5 5 6
Mix hgt (kft)...2.5 2.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.3
Transp wind dir.W W SW SW SW SE SE SE SE SE SE SE
Transp wind spd.8 8 3 3 3 5 5 5 5 5 5 6
.FRIDAY...
Sky/weather.........Sunny.
Max temperature.....79-82.
Min humidity........14-17 percent.
Wind (20 ft)........
Slope/valley.......Light winds becoming west 5 to 8 mph late in
the afternoon with gusts of 10 to 15 mph.
Ridgetop...........Southeast 6 to 8 mph shifting to the southwest
12 to 15 mph late in the afternoon.
Mixing height.......Increasing to 6000 ft AGL.
Transport winds.....Southeast around 6 mph increasing to 6 to 8 mph
in the morning and early afternoon, then
shifting to the southwest 12 to 15 mph late in
the afternoon.
CWR.................0 percent.
Chance of thunder...0 percent.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR PC
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............52 52 53 58 64 69 73 76 78 80 81 79
RH..............37 38 37 34 30 26 19 18 15 15 15 16
SL/VL wind dir..SE SE SE SE SE N N N W W W W
SL/VL wind spd..2 2 2 2 2 1 1 1 6 6 6 8
SL/VL wind gust.3 3 3 3 3 3 3 3 14 14 14 15
Ridge wind dir..SE SE SE SE SE E E E SW SW SW W
Ridge wind spd..6 6 7 7 7 8 8 8 12 12 12 15
Mix hgt (kft)...0.3 0.3 0.3 0.3 0.3 2.7 2.7 2.7 6.3 6.3 6.3 5.2
Transp wind dir.SE SE SE SE SE E E E SW SW SW W
Transp wind spd.6 6 7 7 7 8 8 8 12 12 12 15
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...
Partly cloudy. Lows around 50. Highs around 70. Light winds.
Afternoon minimum humidity 24 to 29 percent.
.SUNDAY...
Partly cloudy. Lows in the lower 40s. Highs in the upper 60s.
Light winds. Afternoon minimum humidity 20 to 25 percent.
.MONDAY...
Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. Light
winds. Afternoon minimum humidity 20 to 25 percent.
$$
Forecaster...KH
Requested by...Travis Schneider
Type of request...PRESCRIBED
.TAG 2605916.3/STO
.DELDT 03/19/26
.FormatterVersion 2.0.0
.EMAIL travis.schneider@usda.gov