733
FNUS75 KBOU 092024
FWSBOU

Spot Forecast for Slackweiss RX...USFS
National Weather Service Denver/Boulder CO
224 PM MDT Fri Oct 9 2026

If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Isolated showers remain possible through early
evening. Little to no rainfall is expected, but a gusty wind shift
to 30 mph is possible. South to southwest winds will continue
through Saturday gusting up to 30 mph at times, strongest Saturday
afternoon. It will be warm again Saturday, with increasing
moisture. This will bring a better chance for showers and gusty
outflow winds. Any rainfall is expected to be light once again.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (55-65 percent). Slight chance of
                    showers.
CWR.................2 percent.
Chance of pcpn......20 percent.
Chance of thunder...4 percent.
Max temperature.....Around 64.
Min humidity........25 percent.
Wind (20 ft)........Southwest winds 10 to 15 mph. Gusts up to 25
                    mph.
Mixing height.......8900 ft AGL.
Transport winds.....West 17 to 22 mph.
Smoke dispersal.....Very good.

TIME (MDT)      3PM 4PM 5PM
Sky (%).........51  62  64
Weather cov.....SCH SCH SCH
Weather type....RW  RW  RW
Tstm cov........
CWR.............10  10  10
Chc of pcpn (%).20  20  20
Chc of thdr (%).0   0   0
Temp............64  62  61
RH..............27  31  31
20 FT wind dir..SW  SW  SW
20 FT wind spd..12  13  12
20 FT wind gust.20  20  17
Mix hgt (kft)...9.1 8.8 7.6
Transp wind dir.W   W   W
Transp wind spd.18  20  18
Vrate kt-ft/1K..146 150 122
SmokeDispersion.VG  VG  VG

.TONIGHT...

Sky/weather.........Mostly cloudy (55-65 percent) until 2000, then
                    partly cloudy (20-30 percent). Slight chance of
                    rain showers until 2100.
CWR.................6 percent.
Chance of pcpn......20 percent.
Chance of thunder...3 percent.
Min temperature.....Around 44.
Max humidity........58 percent.
Wind (20 ft)........South to southwest winds 6 to 14 mph with gusts
                    to 22 mph.
Mixing height.......1900 ft AGL until 2000, then Below 1000 FT AGL.
Transport winds.....Southwest 10 to 15 mph until 2400, then 11 to 16
                    mph.
Smoke dispersal.....Poor.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........66  54  42  31  25  19  13  12  11  10  14  17
Weather cov.....SCH SCH SCH
Weather type....RW  RW  RW
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).20  20  20  10  0   0   0   0   0   0   0   0
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............59  54  51  50  48  47  46  46  45  46  44  45
RH..............34  41  46  50  51  51  53  53  55  53  58  53
20 FT wind dir..SW  SW  SW  SW  SW  S   S   S   S   S   S   S
20 FT wind spd..10  9   9   10  10  12  12  12  12  12  12  12
20 FT wind gust.16  15  15  16  16  17  18  18  18  18  18  17
Mix hgt (kft)...2.9 1.9 0.7 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6
Transp wind dir.W   W   W   SW  SW  SW  S   S   SW  SW  SW  S
Transp wind spd.14  10  10  12  13  13  14  14  14  13  13  14
Vrate kt-ft/1K..35  17  6   6   7   7   7   7   7   6   7   7
SmokeDispersion.P   P   P   P   P   P   P   P   P   P   P   P

.SATURDAY...

Sky/weather.........Mostly sunny (10-20 percent) until 1100, then
                    partly cloudy (30-40 percent) until 1200, then
                    mostly cloudy (55-65 percent). Slight chance of
                    rain showers after 1200. Slight chance of
                    thunderstorms after 1500.
CWR.................3 percent increasing to 13 percent in the
                    afternoon.
Chance of pcpn......20 percent.
Chance of thunder...17 percent.
Max temperature.....Around 60.
Min humidity........40 percent.
Wind (20 ft)........South winds 12 to 18 mph. Gusts up to 28. Gusty
                    and erratic winds expected near thunderstorms
                    after 1500.
Mixing height.......Below 1000 FT AGL until 0900. 5400 ft AGL after
                    1100.
Transport winds.....Southwest 13 to 18 mph until 1100, then 22 to
                    27 mph.
Smoke dispersal.....Poor until 1000, then fair until 1100, then
                    very good until 1700, then good.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........21  17  14  10  24  37  51  64  72  59  59  59
Weather cov.....                        SCH SCH SCH SCH SCH SCH
Weather type....                        RW  RW  RW  RW  RW  RW
Tstm cov........                                    SCH SCH SCH
CWR.............0   0   0   0   0   0   10  10  10  10  10  10
Chc of pcpn (%).0   0   0   10  10  10  20  20  20  20  20  20
Chc of thdr (%).0   0   0   0   0   0   10  10  10  20  20  20
Temp............45  44  46  51  57  57  58  59  58  58  57  55
RH..............55  58  56  48  40  42  42  42  45  45  47  51
20 FT wind dir..S   S   S   S   S   S   SW  SW  SW  SW  SW  SW
20 FT wind spd..12  12  12  13  13  14  15  15  16  16  15  14
20 FT wind gust.17  17  18  20  21  23  24  25  25  25  23  22
Mix hgt (kft)...0.6 0.6 0.7 1.7 2.7 5.0 5.6 6.0 5.3 5.4 5.1 3.7
Transp wind dir.S   S   SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.13  13  13  15  17  23  24  25  25  24  25  23
Vrate kt-ft/1K..6   6   8   22  40  101 118 132 116 114 113 74
SmokeDispersion.P   P   P   P   F   VG  VG  VG  VG  VG  VG  G

$$
Forecaster...Meier
Requested by...Storm Peak
Type of request...PRESCRIBED
.TAG 2623505.0/BOU
.DELDT 10/09/26
.FormatterVersion 2.0.0
.EMAIL Christian.Macy@usda.gov