807
FNUS75 KREV 241520
FWSREV

Spot Forecast for Spooner Fire...LTBMU
National Weather Service Reno NV
820 AM PDT Sun Aug 24 2025

Forecast is based on forecast start time of 0900 PDT on August 24.
If conditions become unrepresentative...contact the National
Weather Service in Reno.

.DISCUSSION...

* Showers and storms returning this morning, lasting through the
  day. Chances this evening up to 75%, wetting rain is expected.

* Lightning activity expected near the wildfire, 30-35% chance.

* Rain chances return daily through midweek, with heavy rain in
  some storms.

.REST OF TODAY...

Sky/Weather.........Mostly cloudy. Slight chance of showers late in
                    the morning, then showers likely and a chance
                    of thunderstorms in the afternoon.
Temperature.........58-60 at forecast start...Max 73-75.
RH..................70-75% at forecast start...Min 45-50%.
20-Foot Winds.......Winds southwest at 3 mph at forecast
                    start...otherwise upslope 3-7 mph. Gusty and
                    erratic winds expected near thunderstorms in
                    the afternoon.
Chc Wetting Rain....5% increasing to 65% in the afternoon.
Chance of thunder...40%.
Mixing Height.......2300-3300 ft agl.
Transport Winds.....Light winds becoming west around 10 mph in the
                    afternoon.
Ventilation.........Poor to fair.

TIME (PDT)      9 AM      NOON      3 PM
Sky (%).........51        75        82
Weather cov.....S CHC     LIKELY    LIKELY
Weather type....RNSHWR    RNSHWR    RNSHWR
Tstm cov........          CHANCE    CHANCE
CWR.............10        70        70
Chc of thdr (%).10        30        40
Temp............61        69        73
RH..............74        52        47
20 FT wind......SW 3G5    W 2G5     W 2G10
Eye level wind..SW 2G3    W 1G3     W 1G6
Mx ht msl (kft).0.6       2.6       3.3
Transport wind..SE 5      W 10      W 10
Vrate kt-ft/1K..3         19        23
Ventrate Cat....POOR      MRGL      FAIR

.TONIGHT...

Sky/Weather.........Mostly cloudy then becoming clear. Slight
                    chance of thunderstorms early in the evening.
                    Chance of showers in the evening.
Temperature.........Min 56-58.
RH..................Max 80-85%.
20-Foot Winds.......Downslope 2-6 mph. Gusty and erratic winds
                    expected near thunderstorms early in the
                    evening.
Chc Wetting Rain....5%.
Chance of thunder...20%.
Mixing Height.......2600-2800 ft agl early in the evening.
Transport Winds.....South around 10 mph shifting to the southeast
                    in the late evening and overnight, then
                    becoming light after 3 am.
Ventilation.........Marginal to poor.

TIME (PDT)      5 PM      8 PM      11 PM     2 AM
Sky (%).........59        62        20        9
Weather cov.....CHANCE    CHANCE
Weather type....RNSHWR    RNSHWR    NONE      NONE
Tstm cov........S CHC
CWR.............10        10        10        10
Chc of thdr (%).20        10        10        10
Temp............71        63        59        58
RH..............50        69        75        73
20 FT wind......N 2G10    NE 1      E 2G5     SE 2G5
Eye level wind..N 1G6     NE 1      E 1G3     SE 1G3
Mx ht msl (kft).2.7       0.1       0.1       0.1
Transport wind..S 10      E 10      SE 10     E 5
Vrate kt-ft/1K..19        0         0         0
Ventrate Cat....MRGL      POOR      POOR      POOR

.MONDAY...

Sky/Weather.........Sunny then becoming cloudy. Showers and a
                    chance of thunderstorms in the afternoon.
Temperature.........Max 70-72.
RH..................Min 45-50%.
20-Foot Winds.......Upslope 3-7 mph. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Chc Wetting Rain....5% increasing to 75% in the afternoon.
Chance of thunder...40%.
Mixing Height.......100-300 ft agl then 1800-2000 ft agl in the
                    afternoon.
Transport Winds.....Light winds becoming southwest around 10 mph
                    late in the afternoon.
Ventilation.........Poor to marginal.

TIME (PDT)      5 AM      8 AM      11 AM     2 PM
Sky (%).........16        16        87        87
Weather cov.....                    DEFNTE    DEFNTE
Weather type....NONE      NONE      RNSHWR    RNSHWR
Tstm cov........                    CHANCE    CHANCE
CWR.............10        10        80        80
Chc of thdr (%).10        10        40        40
Temp............56        57        68        71
RH..............79        84        52        49
20 FT wind......SW 2G5    SW 2G5    N 2G5     W 2G10
Eye level wind..SW 1G3    SW 1G3    N 1G3     W 1G6
Mx ht msl (kft).0.1       0.1       1.9       1.9
Transport wind..S 5       E 5       NW 5      SW 10
Vrate kt-ft/1K..0         0         8         19
Ventrate Cat....POOR      POOR      POOR      MRGL

$$
Forecaster...Richards
Requested by...Tod Flowers
Type of request...WILDFIRE
.TAG 2520566.0/REV
.DELDT 08/24/25
.FormatterVersion 2.0.0
.EMAIL tod.flowers@usda.gov