889
FNUS75 KREV 300205
FWSREV

Spot Forecast for South Constantia...BLM
National Weather Service Reno NV
705 PM PDT Fri Aug 29 2025

Forecast is based on forecast start time of 0700 PDT on August 30.
If conditions become unrepresentative...contact the National
Weather Service in Reno.

.DISCUSSION...

* Afternoon shower chances for Saturday and Sunday will be less
  than 5%. Shower chances increase to 10% for Monday.

* Afternoon gusts to 15 mph possible. Good ventilation for each
  afternoon.

* Relative humidity overnight will reach near 50%.

.SATURDAY...

Sky/Weather.........Sunny.
Temperature.........53-55 at forecast start...Max 85-87.
RH..................43-46% at forecast start...Min 18-20%.
20-Foot Winds.......Winds south at 5 mph at forecast
                    start...otherwise upslope 3-7 mph.
Chc Wetting Rain....0%.
Chance of thunder...5%.
Mixing Height.......10700-11700 ft agl.
Transport Winds.....Light winds becoming south around 10 mph in the
                    afternoon.
Ventilation.........Poor to very good increasing to excellent late
                    in the afternoon.

TIME (PDT)      7 AM      10 AM     1 PM      4 PM
Sky (%).........5         1         1         8
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0         0
Chc of thdr (%).0         0         0         10
Temp............53        73        84        86
RH..............46        28        18        18
20 FT wind......S 5       S 3G5     SE 6G15   SE 6G15
Eye level wind..S 3       S 2G3     SE 4G9    SE 4G9
Mx ht msl (kft).1.3       2.8       11        12
Transport wind..W 5       SE 5      S 10      S 10
Vrate kt-ft/1K..6         14        95        108
Ventrate Cat....POOR      MRGL      VYGD      EXNT

.SATURDAY NIGHT...

Sky/Weather.........Partly cloudy then becoming clear.
Temperature.........Min 55-57.
RH..................Max 44-47%.
20-Foot Winds.......Downslope 2-6 mph.
Chc Wetting Rain....0%.
Chance of thunder...5%.
Mixing Height.......12000-12200 ft agl decreasing to 1200-1400 ft
                    agl in the late evening and overnight.
Transport Winds.....Southwest around 10 mph early in the evening
                    becoming light.
Ventilation.........Very good to poor.

TIME (PDT)      5 PM      8 PM      11 PM     2 AM
Sky (%).........28        19        8         6
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0         0
Chc of thdr (%).10        10        0         0
Temp............84        75        67        60
RH..............19        27        36        44
20 FT wind......S 6G15    SW 2G5    SW 3G5    SW 3G5
Eye level wind..S 4G9     SW 1G3    SW 2G3    SW 2G3
Mx ht msl (kft).12        1.3       1.3       1.3
Transport wind..SW 10     N 5       W 5       W 5
Vrate kt-ft/1K..85        8         8         6
Ventrate Cat....VYGD      POOR      POOR      POOR

.SUNDAY...

Sky/Weather.........Sunny.
Temperature.........Max 85-88.
RH..................Min 18-20%.
20-Foot Winds.......Upslope 3-7 mph.
Chc Wetting Rain....0%.
Chance of thunder...5%.
Mixing Height.......10300-11300 ft agl.
Transport Winds.....Light winds becoming south around 10 mph in the
                    afternoon.
Ventilation.........Poor to good increasing to excellent late in
                    the afternoon.

TIME (PDT)      5 AM      8 AM      11 AM     2 PM
Sky (%).........6         4         4         15
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0         0
Chc of thdr (%).0         0         10        10
Temp............56        61        81        87
RH..............46        45        23        18
20 FT wind......S 3G5     SW 3G5    SE 3G10   S 6G15
Eye level wind..S 2G3     SW 2G3    SE 2G6    S 4G9
Mx ht msl (kft).1.3       1.2       6.1       12
Transport wind..SW 5      S 5       S 10      S 10
Vrate kt-ft/1K..5         5         49        121
Ventrate Cat....POOR      POOR      GOOD      EXNT

$$
Forecaster...Richards
Requested by...David Nelson
Type of request...WILDFIRE
.TAG 2520971.0/REV
.DELDT 08/29/25
.FormatterVersion 2.0.0
.EMAIL david_nelson@firenet.gov,nvsfc@firenet.gov,mpeak@blm.gov