Updated: December 12, 2018 4:25 pm
Next update: December 13, 2018 5:25 am

WXSIM Forecast for: O'Fallon

Tonight


Thursday


Thursday
night


Friday


Friday
night


Saturday


Saturday
night


Sunday


Sunday
night











3
6
7
11
10
8
4
5
6

Temperature/Precipitation/PressureThunder/Dewpoint/Pressure UV/Solar radiation Wind Max/min temperature
  Conditions Temperature Wind Precipitation UV Index Description and notes
Tonight
3
  Clear in the evening, becoming partly to mostly cloudy after midnight. Relatively mild.
Thursday
6
<0.25 in
PoP: 60%
Dense overcast. A slight chance of rain in the morning, then a chance of rain in the afternoon. Relatively mild. Precipitation less than a quarter of an inch.
Thursday night
7
<0.25 in
PoP: 60%
Dense overcast. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Relatively mild. Precipitation less than a quarter of an inch.
Friday
11
  Cloudy.
Friday night
10
  Cloudy in the evening, becoming partly to mostly cloudy after midnight.
Saturday
8
  Partly to mostly sunny in the morning, becoming sunny in the afternoon. Relatively mild.
Saturday night
4
  Clear in the evening, becoming fair after midnight.
Sunday
5
  Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Relatively mild.
Sunday night
6
  Clear.
Monday
5
  Sunny.
Monday night
0
  Clear.
Tuesday
4
  Sunny in the morning, becoming partly cloudy in the afternoon. Relatively mild.
Tuesday night
4
  Partly to mostly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog after midnight.
Move the mouse over the values for info.
  Conditions Temperature Wind Precipitation Pressure UV Index Description and notes
 07:12     16:42    Daylength: 9:29 Today
03:00
5
  29.94 in   Mostly cloudy.
06:00
6
0.01 in 29.94 in   Cloudy.
Light rain.
09:00
6
0.01 in 29.97 in   Cloudy.
Light rain.
12:00
6
0.07 in 29.94 in   Cloudy.
Light rain.
15:00
5
0.16 in 29.91 in   Cloudy.
Light rain.
18:00
3
0.10 in 29.96 in   Cloudy.
Light rain.
21:00
2
0.02 in 29.99 in   Cloudy.
Light rain.
 07:13     16:42    Daylength: 9:29 Tomorrow
00:00
5
  30.02 in   Cloudy.
03:00
9
0.01 in 30.05 in   Cloudy.
Light rain.
06:00
11
  30.08 in   Cloudy.
09:00
10
  30.15 in UV
UV Index: 1
Cloudy.
12:00
11
  30.12 in UV
UV Index: 1
Cloudy.
15:00
12
  30.06 in   Cloudy.
18:00
10
  30.10 in   Mostly cloudy.
21:00
11
  30.10 in   Mostly cloudy.
 07:14     16:42    Daylength: 9:28 Saturday 15 Dec
00:00
9
  30.11 in   Mostly cloudy.
03:00
10
  30.10 in   Mostly clear.
06:00
8
  30.11 in   Clear.
09:00
9
  30.16 in UV
UV Index: 1
Mostly sunny.
12:00
8
  30.13 in UV
UV Index: 1
Sunny.
15:00
8
  30.11 in   Sunny.
18:00
5
  30.16 in   Clear.
21:00
4
  30.22 in   Clear.
 07:14     16:43    Daylength: 9:28 Sunday 16 Dec
00:00
4
  30.23 in   Clear.
03:00
4
  30.25 in   Clear.
06:00
3
  30.27 in   Clear.
09:00
5
  30.30 in UV
UV Index: 1
Mostly sunny.
12:00
8
  30.26 in UV
UV Index: 1
Partly cloudy.
15:00
9
  30.25 in   Sunny.
18:00
6
  30.31 in   Clear.
21:00
6
  30.36 in   Clear.
 07:15     16:43    Daylength: 9:28 Monday 17 Dec
00:00
6
  30.37 in   Clear.
03:00
6
  30.39 in   Clear.
06:00
5
  30.41 in   Clear.
09:00
6
  30.44 in UV
UV Index: 1
Sunny.
12:00
5
  30.40 in UV
UV Index: 1
Sunny.
15:00
3
  30.36 in   Sunny.
18:00
1
  30.38 in   Clear.
21:00
0
  30.40 in   Clear.
 07:16     16:43    Daylength: 9:27 Tuesday 18 Dec
00:00
2
  30.39 in   Clear.
03:00
2
  30.37 in   Clear.
06:00
2
  30.38 in   Clear.
09:00
4
  30.40 in UV
UV Index: 2
Mostly sunny.
12:00
5
  30.32 in UV
UV Index: 2
Sunny.
15:00
4
  30.27 in   Sunny.
18:00
5
  30.28 in   Clear.
Move the mouse over the values for info.
  Conditions Temperature Wind Precipitation Thunderstorm probability Dewpoint Pressure UV Index Cloud cover Visibility
 07:12     16:42    Daylength: 9:29 Wednesday 12 Dec
03:00
5
  0% 40.2° 29.94 in   94% 514 miles
04:00
5
  0% 40.9° 29.93 in   93% 514 miles
05:00
5
  0% 41.5° 29.93 in   90% 514 miles
06:00
6
  0% 41.6° 29.94 in   89% 514 miles
07:00
6
  0% 41.5° 29.95 in   93% 514 miles
08:00
6
0.01 in 0% 41.8° 29.96 in   98% 514 miles
09:00
6
  0% 43.5° 29.97 in   100% 513 miles
10:00
6
  0% 44.2° 29.97 in   100% 413 miles
11:00
6
0.01 in 0% 44.9° 29.96 in   100% 413 miles
12:00
6
0.02 in 0% 45.3° 29.94 in   100% 310 miles
13:00
6
0.02 in 0% 45.8° 29.92 in   100% 309 miles
14:00
5
0.03 in 0% 46.1° 29.91 in   100% 308 miles
15:00
5
0.05 in 0% 46.4° 29.91 in   100% 205 miles
16:00
4
0.05 in 0% 46.5° 29.92 in   100% 205 miles
17:00
4
0.06 in 0% 46.3° 29.94 in   100% 205 miles
18:00
3
0.03 in 0% 46.1° 29.96 in   100% 206 miles
19:00
3
0.04 in 0% 46.1° 29.97 in   100% 206 miles
20:00
2
0.03 in 0% 46.1° 29.98 in   100% 205 miles
21:00
2
0.01 in 0% 45.9° 29.99 in   100% 207 miles
22:00
2
  0% 45.7° 30.00 in   100% 206 miles
23:00
3
0.01 in 0% 45.2° 30.01 in   100% 205 miles
 07:12     16:42    Daylength: 9:29 Today
00:00
5
  0% 44.5° 30.02 in   100% 207 miles
01:00
6
  0% 43.5° 30.04 in   97% 211 miles
02:00
7
  0% 42.2° 30.05 in   93% 213 miles
03:00
9
  0% 40.9° 30.05 in   91% 214 miles
04:00
10
  0% 39.9° 30.06 in   94% 214 miles
05:00
10
0.01 in 0% 39.0° 30.07 in   96% 214 miles
06:00
11
  0% 38.2° 30.08 in   98% 215 miles
07:00
11
  0% 37.7° 30.10 in   98% 214 miles
08:00
11
  0% 37.5° 30.13 in   98% 215 miles
09:00
10
  0% 37.2° 30.15 in   98% 215 miles
10:00
10
  0% 37.9° 30.16 in UV
UV Index: 1
96% 215 miles
11:00
11
  0% 39.1° 30.14 in UV
UV Index: 1
93% 316 miles
12:00
11
  0% 39.9° 30.12 in UV
UV Index: 1
92% 317 miles
13:00
11
  0% 40.0° 30.09 in UV
UV Index: 1
94% 417 miles
14:00
11
  0% 39.5° 30.07 in   96% 417 miles
15:00
12
  0% 39.1° 30.06 in   97% 417 miles
16:00
11
  0% 38.9° 30.07 in   96% 318 miles
17:00
11
  0% 38.6° 30.09 in   95% 318 miles
18:00
10
  0% 38.3° 30.10 in   94% 318 miles
19:00
10
  0% 38.0° 30.11 in   90% 318 miles
20:00
10
  0% 37.6° 30.11 in   85% 318 miles
21:00
11
  0% 36.9° 30.10 in   81% 318 miles
22:00
10
  0% 35.9° 30.10 in   73% 318 miles
23:00
9
  0% 34.5° 30.10 in   65% 318 miles
 07:13     16:42    Daylength: 9:29 Tomorrow
00:00
9
  0% 33.4° 30.11 in   57% 318 miles
01:00
9
  0% 32.3° 30.11 in   41% 318 miles
02:00
9
  0% 31.2° 30.10 in   25% 318 miles
Move the mouse over the values for info.

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