928
FNUS75 KBYZ 012056
FWSBYZ

Spot Forecast for Knowlton RX...BLM Miles City
National Weather Service Billings MT
256 PM MDT Wed Oct 1 2025

Forecast is based on ignition time of 1800 MDT on October 01.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions
or concerns with this forecast.

.DISCUSSION...

Warm and dry conditions will prevail into Friday. High
temperatures are forecast in the upper 70s to low 80s. The
probability of temperatures of 80F or higher Thursday is 60
percent and around 50 percent on Friday. Moderate to good RH
recoveries can be expected at night with generally light winds.

.TONIGHT...

Sky/weather.........Mostly clear.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....51-56.
Max humidity........59-64 percent.
Wind (20 ft)........
 Slope/valley.......West winds 6 to 12 mph this evening, becoming
                    southerly 5 to 10 mph overnight.
 Ridgetop...........West 7 to 14 mph this evening, becoming south
                    overnight.
Mixing height.......Decreasing to 200 ft AGL overnight.
Transport winds.....South to southwest around 12 mph.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........6   19  35  30  15  15  10  12  12  13  6   5
Weather cov.....
Weather type....
Tstm cov........
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............75  69  66  64  63  62  61  59  59  58  56  56
RH..............33  40  42  45  47  47  51  55  56  56  58  60
20 FT wind dir..W   W   W   SW  S   SE  S   SE  SE  S   S   S
20 FT wind spd..8   7   6   6   5   5   5   5   5   5   5   5
20 FT wind gust.12  12  11  11  10  9   7   8   8   8   10  10

.THURSDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....77-81.
Min humidity........20-25 percent.
Wind (20 ft)........
 Slope/valley.......South to southwest winds 5 to 10 mph.
 Ridgetop...........Southwest 6 to 12 mph.
Mixing height.......Increasing to 5600 ft AGL in the afternoon.
Transport winds.....South around 12 mph.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........6   7   1   0   0   0   2   2   1   2   4   5
Weather cov.....
Weather type....
Tstm cov........
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............56  55  58  62  66  71  75  77  79  80  80  79
RH..............61  62  59  52  44  36  31  29  26  24  22  24
20 FT wind dir..S   S   S   S   S   SW  SW  SW  SW  SW  S   SE
20 FT wind spd..6   5   5   5   5   5   5   5   5   4   4   3
20 FT wind gust.10  9   8   8   8   8   8   9   9   8   8   6

.THURSDAY NIGHT...

Sky/weather.........Partly cloudy.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....53-57.
Max humidity........55-60 percent.
Wind (20 ft)........
 Slope/valley.......East winds up to 6 mph early in the
                    evening increasing to 6 to 12 mph
                    overnight.
 Ridgetop...........East to southeast 8 to 16 mph.
Mixing height.......Decreasing to 200 ft AGL overnight.
Transport winds.....East around 12 mph.

TIME (MDT)      6 PM      9 PM      MIDNGT    3 AM
Sky (%).........10        26        47        47
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Chc of ltng (%).0         0         0         0
Temp............77        66        63        57
RH..............27        38        46        54
20 FT wind......E 3G6     E 5G10    E 6G12    E 6G12

.FRIDAY...

Sky/weather.........Mostly sunny.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....75-80.
Min humidity........25-30 percent.
Wind (20 ft)........
 Slope/valley.......Southeast winds 5 to 10 mph in the morning
                    shifting to the west 6 to 12 mph in the
                    afternoon.
 Ridgetop...........Southwest 8 to 16 mph in the morning shifting
                    to the west in the afternoon.
Mixing height.......Increasing to 3600 ft AGL in the afternoon.
Transport winds.....South around 15 mph shifting to the west
                    in the afternoon.

TIME (MDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........51        49        43        38
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Chc of ltng (%).0         0         0         0
Temp............55        59        72        79
RH..............60        55        36        28
20 FT wind......SE 6G10   S 6G10    SW 6G10   W 6G12

$$
Forecaster...Palmquist
Requested by...Harding
Type of request...PRESCRIBED
.TAG 2522334.3/BYZ
.DELDT 10/01/25
.FormatterVersion 2.0.0
.EMAIL mharding@blm.gov,mtmcc@firenet.gov