Suppression Forecast
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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FNUS75 KTFX 021835
FWSTFX
Spot Forecast for Sucker Creek...DNRC SWS
National Weather Service Great Falls MT
1235 PM MDT Sat Aug 2 2025
Forecast is based on forecast start time of 1300 MDT on August 02.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...
There will be isolated showers and thunderstorms across the fire this
afternoon and evening. The greatest risk for thunderstorms is
between 1300 and 1900. Tonight there will be good overnight
humidity recovery. Winds will be 10 - 15 mph this afternoon with
gusts up to 25 mph. Sunday afternoon and evening there will be
isolated showers and thunderstorms around the fire. Any
thunderstorm will produce a brief heavy downpour, frequent
lightning, small hail, and gusty, erratic winds. On Sunday
humidity will be as low as 15% with winds around 5 - 10 mph with
gusts up to 20 mph.
.REST OF TODAY...
Sky/weather.........Partly sunny (65-75 percent). Chance of showers
and thunderstorms.
CWR.................25 percent.
Chance of thunder...16 percent.
Max temperature.....71-76.
Min humidity........37-42 percent.
Wind (20 ft)........
Slope/valley.......West winds 10 to 15 mph. Gusty and erratic
winds expected near thunderstorms early in the
afternoon. Gusty and erratic winds expected
near thunderstorms late in the afternoon.
Ridgetop...........West 15 to 20 mph.
Mixing height.......5000 ft AGL.
Transport winds.....West 15 to 20 mph.
TIME (MDT) 1PM 2PM 3PM 4PM 5PM
Sky (%).........75 71 68 65 63
Weather cov.....CHC CHC CHC CHC SCH
Weather type....RW RW RW RW RW
Tstm cov........SCH SCH CHC CHC SCH
CWR.............30 30 30 30 30
Chc of thdr (%).20 20 20 20 20
Temp............73 73 74 75 73
RH..............52 50 48 47 47
20 FT wind dir..W W W W W
20 FT wind spd..10 10 15 15 15
20 FT wind gust.20 20 20 25 20
Ridge wind dir..W W W W W
Ridge wind spd..15 20 20 20 20
Mix hgt (kft)...5.0 4.5 4.5 4.5 4.5
Transp wind dir.W W W W W
Transp wind spd.15 15 20 20 15
.TONIGHT...
Sky/weather.........Mostly cloudy (50-60 percent) then becoming
partly cloudy (25-35 percent).
CWR.................5 percent.
Chance of thunder...15 percent.
Min temperature.....42-47.
Max humidity........86-91 percent.
Wind (20 ft)........
Slope/valley.......West winds 10 to 15 mph decreasing to around 5
mph in the late evening and overnight.
Ridgetop...........West 20 to 25 mph.
Mixing height.......1000 ft AGL.
Transport winds.....West 15 to 20 mph decreasing to 5 to 10 mph
early in the evening.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........60 53 46 39 38 37 36 30 24 18 19 19
Weather cov.....
Weather type....
Tstm cov........
CWR.............10 10 10 10 10 10 0 0 0 0 0 0
Chc of thdr (%).20 20 20 10 10 10 0 0 0 0 0 0
Temp............73 72 68 63 59 57 55 54 52 49 48 48
RH..............47 47 50 60 69 72 78 78 82 84 87 88
20 FT wind dir..W W W SW W W W W W W W W
20 FT wind spd..15 10 10 5 5 5 5 5 5 5 5 5
20 FT wind gust.20 20 15 15 10 10 10 10
Ridge wind dir..W W W W W W W W W W W W
Ridge wind spd..20 20 20 20 20 20 20 20 20 20 25 25
Mix hgt (kft)...4.0 4.0 2.5 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
Transp wind dir.W W W W W W W W W W W W
Transp wind spd.20 15 10 5 5 10 5 5 10 5 10 10
.SUNDAY...
Sky/weather.........Sunny (10-20 percent).
CWR.................0 percent.
Chance of thunder...6 percent.
Max temperature.....77-82.
Min humidity........15-20 percent.
Wind (20 ft)........
Slope/valley.......West winds 5 to 10 mph.
Ridgetop...........West 20 to 25 mph decreasing to 15 to 20 mph
late in the morning.
Mixing height.......9000 ft AGL.
Transport winds.....West 10 to 15 mph.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........20 17 15 12 11 11 10 11 12 13 14 16
Weather cov.....
Weather type....
Tstm cov........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0 0 0 0 10 10 10
Temp............46 48 52 58 66 70 73 76 78 80 80 81
RH..............88 84 77 62 49 40 33 29 26 23 21 19
20 FT wind dir..W W SW SW SW W W W W W W W
20 FT wind spd..5 5 5 5 5 10 10 10 10 10 10 10
20 FT wind gust. 10 10 15 15 20 20 20 20 20 15
Ridge wind dir..W W W W W W W W W W W W
Ridge wind spd..25 25 20 20 20 15 15 15 15 20 15 15
Mix hgt (kft)...1.0 1.0 1.5 2.5 3.5 5.0 6.0 6.5 7.5 8.0 8.5 9.0
Transp wind dir.W W W W W W W W W W W W
Transp wind spd.10 10 10 15 15 15 15 15 15 15 15 15
$$
Forecaster...Gesell
Requested by...Melissa Ellis
Type of request...WILDFIRE
.TAG 2518744.7/TFX
.DELDT 08/02/25
.FormatterVersion 2.0.0
.EMAIL mthdc@firenet.gov,Wburdick@mt.gov, tfx@ops.noaa.gov