799
FNUS75 KREV 051619
FWSREV

Spot Forecast for Sunrise RX Pile Burn...BLM
National Weather Service Reno NV
819 AM PST Wed Feb 5 2025

Forecast is based on ignition time of 0832 PST on February 05.
If conditions become unrepresentative...contact the National
Weather Service in Reno.

.DISCUSSION...

* Gusty southwest winds will taper tonight with dry conditions
  expected through the day.

* Ventilation will be good today.

* Another significant system is expected by Thursday into Friday,
  with wintry precipitation, strong winds, and colder conditions.

.TODAY...

Sky/Weather.........Sunny.
Temperature.........27-29 at ignition...Max 37-38.
RH..................40-42% at ignition...Min 27-29%.
20-Foot Winds.......Winds southwest around 15-18 mph at
                    ignition...otherwise Southwest winds
                    13-18 mph becoming 10-20 mph.
Chc Wetting Rain....0%.
Mixing Height.......1700-2700 ft agl.
Transport Winds.....Southwest 20-25 mph.
Ventilation.........Marginal to good.

TIME (PST)      8 AM      11 AM     2 PM
Sky (%).........13        9         6
Weather cov.....
Weather type....NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0
Temp............25        35        38
RH..............42        29        29
20 FT wind......SW 18G30  SW 17G30  SW 20G30
Mx ht msl (kft).0.6       2.4       2.7
Transport wind..SW 20     SW 25     SW 25
Vrate kt-ft/1K..11        54        61
Ventrate Cat....POOR      FAIR      GOOD

.TONIGHT...

Sky/Weather.........Clear then becoming mostly cloudy.
Temperature.........Min 26-28.
RH..................Max 37-39%.
20-Foot Winds.......Southwest winds 11-16 mph becoming light.
Chc Wetting Rain....0%.
Mixing Height.......1400-1600 ft agl early in the evening.
Transport Winds.....Southwest around 20 mph becoming light.
Ventilation.........Fair to poor.

TIME (PST)      4 PM      7 PM      10 PM     1 AM
Sky (%).........9         13        20        59
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0         0
Temp............37        30        29        28
RH..............32        38        35        30
20 FT wind......SW 16G25  S 9G15    SW 6G10   S 5G10
Mx ht msl (kft).1.5       0.1       0.1       0.1
Transport wind..SW 20     S 10      S 10      S 5
Vrate kt-ft/1K..29        0         0         0
Ventrate Cat....POOR      POOR      POOR      POOR

.THURSDAY...

Sky/Weather.........Mostly cloudy. Slight chance of snow early in
                    the morning, then snow likely in the late
                    morning and afternoon.
Temperature.........Max 38-40.
RH..................Min 31-33%.
20-Foot Winds.......Upslope 3-7 mph becoming southwest 9-14 mph.
Chc Wetting Rain....0% increasing to 55% in the afternoon.
Mixing Height.......200-500 ft agl then 1700-2700 ft agl in the
                    afternoon.
Transport Winds.....Southwest 10-15 mph increasing to around 30 mph
                    late in the afternoon.
Ventilation.........Poor to good.

TIME (PST)      4 AM      7 AM      10 AM     1 PM
Sky (%).........68        78        81        81
Weather cov.....S CHC     LIKELY    LIKELY    LIKELY
Weather type....SNOW      SNOW      SNOW      SNOW
Tstm cov........
CWR.............0         0         60        60
Temp............28        28        34        38
RH..............37        36        33        45
20 FT wind......S 6G10    S 5G10    SW 9G15   SW 14G20
Mx ht msl (kft).0.1       0.1       1.1       2.7
Transport wind..SW 10     S 10      SW 15     SW 30
Vrate kt-ft/1K..0         0         14        64
Ventrate Cat....POOR      POOR      POOR      GOOD

$$
Forecaster...Chyba
Requested by...Matt Croswait
Type of request...PRESCRIBED
.TAG 2502113.1/REV
.DELDT 02/05/25
.FormatterVersion 2.0.0
.EMAIL mcroswait@blm.gov