136
FNUS75 KREV 172158
FWSREV

Spot Forecast for Mooney Rx...CAL FIRE
National Weather Service Reno NV
258 PM PDT Fri Oct 17 2025

Forecast is based on ignition time of 1000 PDT on October 18.
If conditions become unrepresentative...contact the National
Weather Service in Reno.

.DISCUSSION...

* Dry and warm conditions prevail Saturday with light variable
  winds and limited mixing/ventilation.

* Southwest winds increase Sunday with much improvement in mixing
  and ventilation, along with a few degrees of cooling and
  slightly higher humidity.

.SATURDAY...

Sky/Weather.........Sunny.
Temperature.........54 at ignition...Max 70.
RH..................50% at ignition...Min 33%.
20-Foot Winds.......Northeast 2-5 mph becoming southeast by
                    early afternoon then southwest by late
                    afternoon.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......3500-4500 ft agl.
Transport Winds.....Light winds.
Ventilation.........Poor in the morning then fair.

TIME (PDT)      10 AM     1 PM      4 PM
Sky (%).........4         2         3
Weather cov.....
Weather type....NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0
Chc of thdr (%).0         0         0
Temp............54        67        68
RH..............50        34        33
20 FT wind......NE 2G5    SE 3G10   SW 3G10
Mx ht msl (kft).1.4       3.9       4.6
Transport wind..NE 5      S 5       SW 5
Vrate kt-ft/1K..8         19        28
Ventrate Cat....POOR      MRGL      FAIR

.SATURDAY NIGHT...

Sky/Weather.........Clear.
Temperature.........Min 35.
RH..................Max 86%.
20-Foot Winds.......Southwest 2-4 mph.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......700-900 ft agl.
Transport Winds.....Southwest around 10 mph.
Ventilation.........Fair in the evening then poor.

TIME (PDT)      5 PM      8 PM      11 PM     2 AM
Sky (%).........5         8         1         2
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0         0
Chc of thdr (%).0         0         0         0
Temp............68        53        45        41
RH..............36        63        77        82
20 FT wind......SW 3G10   SW 2G5    SW 2G5    W 2G5
Mx ht msl (kft).3.3       0.6       0.6       0.6
Transport wind..SW 10     SW 10     SW 5      SW 10
Vrate kt-ft/1K..26        4         4         5
Ventrate Cat....FAIR      POOR      POOR      POOR

.SUNDAY...

Sky/Weather.........Sunny.
Temperature.........Max 66.
RH..................Min 41%.
20-Foot Winds.......Southwest 3-7 mph increasing to 6-10 mph in
                    the afternoon.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......4300-5300 ft agl.
Transport Winds.....Southwest 10-15 mph increasing to 20 mph in
                    the afternoon.
Ventilation.........Poor becoming good by late morning, then
                    increasing to excellent in the afternoon.

TIME (PDT)      5 AM      8 AM      11 AM     2 PM
Sky (%).........6         7         4         8
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0         0
Chc of thdr (%).0         0         0         0
Temp............37        37        58        65
RH..............83        86        49        42
20 FT wind......W 2G5     SW 3G10   SW 6G15   SW 8G15
Mx ht msl (kft).0.6       0.7       3.3       5.5
Transport wind..SW 10     SW 15     SW 20     W 25
Vrate kt-ft/1K..5         7         60        110
Ventrate Cat....POOR      POOR      GOOD      EXNT

$$
Forecaster...Deutschendorf
Requested by...Robert Whitchurch
Type of request...PRESCRIBED
.TAG 2523846.0/REV
.DELDT 10/17/25
.FormatterVersion 2.0.0
.EMAIL robert.whitchurch@fire.ca.gov