806
FNUS73 KLSX 171754
FWSLSX

Spot Forecast for Junction Lookout...MOMOC
National Weather Service Saint Louis MO
1154 AM CST Mon Nov 17 2025

Forecast is based on forecast start time of 1200 CST on November 17.
If conditions become unrepresentative, contact the
National Weather Service.

.DISCUSSION...
Southeast winds and low humidity continue this afternoon, though a
warm front brings greater humidity this evening and overnight.
Sunny conditions currently will give way to more clouds in the
next 2 hours, limiting further warming. There`s an outside chance
of a shower or thunderstorms late this afternoon, but it is more
likely that this remains to the north of the site. Additional
thunderstorms are possible overnight tonight with winds turning
southerly. Expect a wind shift to the west around midday on
Tuesday and then to the northwest a few hours later, with a drop
in humidity behind this last wind shift.

.REST OF TODAY...

Sky/weather.........Partly sunny (50-60 percent). Slight chance of
                    rain early in the afternoon. Chance of rain
                    early in the afternoon, then slight chance of
                    rain late in the afternoon.
CWR.................10 percent increasing to 20 percent early in
                    the afternoon, then increasing to 30 percent
                    early in the afternoon decreasing to 20 percent
                    late in the afternoon.
Chance of thunder...7 percent.
Temperature.........59 at forecast start...Max 61.
RH..................27 percent at forecast start...Min 26 percent.
Eye level winds.....3 mph.
Wind (20 ft)........Winds southeast at 8 mph at forecast
                    start...otherwise Southeast winds 8 to 9 mph
                    with gusts to around 23 mph.
Mixing height.......1900 ft AGL at forecast start...otherwise max
                    1900 ft AGL.
Transport winds.....South 18 to 22 mph.
Smoke dispersal.....Marginal /5180 m/s-m/ at forecast start.
                    Max...marginal /5640 m/s-m/.

TIME (CST)      12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P
Sky (%).........37  57  66  72  70  69  65  68  67  71  69  69
Weather cov.....    SCH CHC CHC SCH SCH
Weather type....    RN  RN  RN  RN  RN
Tstm cov........
CWR.............10  20  30  30  20  20  10  10  10  10  10  10
Chc of thdr (%).0   0   0   10  10  10  10  10  10  10  10  10
Temp............59  60  61  59  57  53  49  49  49  49  49  50
RH..............27  27  28  32  35  41  50  52  54  54  61  61
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  SE  S   S   S
20 FT wind spd..8   9   9   9   9   9   9   9   9   9   9   9
20 FT wind gust.19  20  21  21  23  22  23  23  24  25  24  23
Eye lvl wnd dir.SE  SE  SE  SE  SE  SE  SE  SE  SE  S   S   S
Eye lvl wnd spd.4   4   4   4   4   4   4   4   4   4   4   4
Eye lvl wnd gst.9   9   10  10  10  10  10  10  11  12  11  10
Mix hgt (kft)...1.9 1.8 1.9 1.8 1.1 0.8 0.6 0.4 0.6 0.4 0.5 0.7
Transp wind dir.SE  S   S   S   SE  SE  SE  SE  S   S   S   S
Transp wind spd.20  20  22  22  21  18  20  22  22  21  22  20
Vrate kt-ft/1K..33  31  36  33  20  14  10  9   11  8   10  12
Ventrate Cat....PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of
                    rain and thunderstorms after 3 am.
CWR.................10 percent increasing to 20 percent after 3 am.
Chance of thunder...20 percent.
Temperature.........Min 49.
RH..................Max 100 percent.
Eye level winds.....3 mph.
Wind (20 ft)........South winds 7 to 9 mph with gusts to around 25
                    mph. Gusty and erratic winds expected near
                    thunderstorms after 3 am.
Mixing height.......Min 400 ft AGL.
Transport winds.....South 18 to 22 mph.
Smoke dispersal.....Poor (1130 m/s-m).

.TUESDAY...

Sky/weather.........Partly sunny (50-60 percent). Slight chance of
                    rain early in the morning.
CWR.................20 percent decreasing to 10 percent.
Chance of thunder...14 percent.
Temperature.........Max 75.
RH..................Min 56 percent.
Eye level winds.....3 mph.
Wind (20 ft)........South winds 6 to 7 mph with gusts to around 21
                    mph shifting to the west 5 to 8 mph with gusts
                    to around 20 mph in the afternoon, then
                    becoming light late in the afternoon.
Mixing height.......Max 4100 ft AGL.
Transport winds.....Southwest 16 to 23 mph shifting to the west 16
                    to 22 mph early in the afternoon, then
                    decreasing to 9 to 10 mph late in the
                    afternoon.
Smoke dispersal.....Poor (600 m/s-m) early in the morning
                    increasing to good max (11990 m/s-m) in the
                    afternoon.

$$
Forecaster...Kimble
Requested by...John Scott
Type of request...WILDFIRE
.TAG 2526147.0/LSX
.DELDT 11/17/25
.FormatterVersion 2.0.0