Next update: February 22, 2019 5:25 am
WXSIM Forecast for: O'Fallon
| Tonight |
Thursday |
Thursday night |
Friday |
Friday night |
80% Saturday |
Saturday night |
Sunday |
Sunday night |
5 |
2 |
4 |
7 |
5 |
10 |
25 |
19 |
8 |
| Conditions | Temperature | Wind | Precipitation | UV Index | Description and notes | |
| Tonight | 5 |
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. | ||||
| Thursday | 2 |
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. | ||||
| Thursday night | 4 |
Mostly cloudy. | ||||
| Friday | 7 |
Mostly cloudy to cloudy. | ||||
| Friday night | 5 |
<0.1 in PoP: 20% |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Patchy light fog. A slight chance of rain. Precipitation less than a tenth of an inch. | |||
| Saturday | 10 |
1 in PoP: 80% |
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog. A chance of rain in the morning, then rain likely in the afternoon. Scattered thundershowers possible. Relatively mild. Precipitation mostly around an inch. | |||
| Saturday night | 25 |
Fair in the evening, becoming mostly cloudy after midnight. Windy. | ||||
| Sunday | 19 |
UV |
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Windy. | |||
| Sunday night | 8 |
Clear. | ||||
| Monday | 4 |
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. | ||||
| Monday night | 7 |
Mostly clear in the evening, becoming clear after midnight. Wind chill ranging from 23 to 33. | ||||
| Tuesday | 12 |
UV |
Sunny. Breezy and mild. | |||
| Tuesday night | 13 |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. | ||||
| Move the mouse over the values for info. | ||||||
| Conditions | Temperature | Wind | Precipitation | Pressure | UV Index | Description and notes | ||
| 06:46 17:46 Daylength: 11:00 Wednesday 20 Feb | ||||||||
| 06:00 | 5 |
30.31 in | UV |
Mostly cloudy. |
||||
| 09:00 | 6 |
30.33 in | UV |
Mostly cloudy. |
||||
| 12:00 | 8 |
30.27 in | UV |
Mostly cloudy. |
||||
| 15:00 | 7 |
30.18 in | UV |
Mostly cloudy. |
||||
| 18:00 | 7 |
30.16 in | Mostly cloudy. |
|||||
| 21:00 | 6 |
30.12 in | Mostly cloudy. |
|||||
| 06:44 17:48 Daylength: 11:03 Thursday 21 Feb | ||||||||
| 00:00 | 4 |
0.02 in | 30.03 in | Cloudy. Light rain. |
||||
| 03:00 | 4 |
0.01 in | 29.93 in | Cloudy. Light rain. |
||||
| 06:00 | 5 |
0.05 in | 29.83 in | Cloudy. Light rain. |
||||
| 09:00 | 5 |
0.31 in | 29.75 in | UV |
Cloudy. Light rain. |
|||
| 12:00 | 5 |
0.44 in | 29.59 in | UV |
Mostly cloudy. Light rain showers. |
|||
| 15:00 | 13 |
0.02 in | 29.39 in | UV |
Mostly cloudy. Light rain showers. |
|||
| 18:00 | 18 |
29.34 in | Mostly clear. |
|||||
| 21:00 | 21 |
29.36 in | Partly cloudy. |
|||||
| 06:43 17:49 Daylength: 11:05 Today | ||||||||
| 00:00 | 27 |
29.49 in | Mostly cloudy. |
|||||
| 03:00 | 24 |
29.72 in | Mostly cloudy. |
|||||
| 06:00 | 19 |
29.89 in | UV |
Partly cloudy. |
||||
| 09:00 | 20 |
30.03 in | UV |
Sunny. |
||||
| 12:00 | 20 |
30.10 in | UV |
Sunny. |
||||
| 15:00 | 19 |
30.14 in | UV |
Sunny. |
||||
| 18:00 | 12 |
30.25 in | Clear. |
|||||
| 21:00 | 11 |
30.37 in | Clear. |
|||||
| 06:42 17:50 Daylength: 11:08 Tomorrow | ||||||||
| 00:00 | 9 |
30.44 in | Clear. |
|||||
| 03:00 | 7 |
30.50 in | Clear. |
|||||
| 06:00 | 4 |
30.54 in | UV |
Clear. |
||||
| 09:00 | 3 |
30.60 in | UV |
Sunny. |
||||
| 12:00 | 2 |
30.56 in | UV |
Sunny. |
||||
| 15:00 | 5 |
30.46 in | UV |
Sunny. |
||||
| 18:00 | 6 |
30.43 in | Clear. |
|||||
| 21:00 | 7 |
30.41 in | Clear. |
|||||
| 06:40 17:51 Daylength: 11:10 Sunday 24 Feb | ||||||||
| 00:00 | 7 |
30.38 in | Clear. |
|||||
| 03:00 | 7 |
30.34 in | Clear. |
|||||
| 06:00 | 9 |
30.27 in | UV |
Clear. |
||||
| 09:00 | 14 |
30.22 in | UV |
Sunny. |
||||
| 12:00 | 15 |
30.14 in | UV |
Sunny. |
||||
| 15:00 | 12 |
30.04 in | UV |
Mostly sunny. |
||||
| 18:00 | 6 |
30.07 in | Cloudy. |
|||||
| Move the mouse over the values for info. | ||||||||
| Conditions | Temperature | Wind | Precipitation | Thunderstorm probability | Dewpoint | Pressure | UV Index | Cloud cover | Visibility | |
| 06:46 17:46 Daylength: 11:00 Wednesday 20 Feb | ||||||||||
| 04:00 | 5 |
0% | 29.7° | 30.31 in | 34% | 215 miles | ||||
| 05:00 | 5 |
0% | 29.3° | 30.30 in | 40% | 215 miles | ||||
| 06:00 | 5 |
0% | 28.9° | 30.31 in | 54% | 215 miles | ||||
| 07:00 | 5 |
0% | 28.6° | 30.31 in | 68% | 215 miles | ||||
| 08:00 | 6 |
0% | 29.3° | 30.32 in | UV |
77% | 215 miles | |||
| 09:00 | 6 |
0% | 31.0° | 30.33 in | UV |
80% | 315 miles | |||
| 10:00 | 6 |
0% | 32.1° | 30.33 in | UV |
83% | 315 miles | |||
| 11:00 | 6 |
0% | 33.2° | 30.31 in | UV |
85% | 415 miles | |||
| 12:00 | 8 |
0% | 34.1° | 30.27 in | UV |
81% | 415 miles | |||
| 13:00 | 7 |
0% | 34.5° | 30.24 in | UV |
77% | 415 miles | |||
| 14:00 | 7 |
0% | 34.8° | 30.21 in | UV |
75% | 415 miles | |||
| 15:00 | 7 |
0% | 35.0° | 30.18 in | UV |
80% | 415 miles | |||
| 16:00 | 7 |
0% | 35.4° | 30.17 in | UV |
84% | 315 miles | |||
| 17:00 | 7 |
0% | 35.6° | 30.16 in | 86% | 315 miles | ||||
| 18:00 | 7 |
0% | 35.9° | 30.16 in | 82% | 315 miles | ||||
| 19:00 | 7 |
0% | 36.4° | 30.15 in | 77% | 214 miles | ||||
| 20:00 | 7 |
0% | 37.1° | 30.14 in | 74% | 210 miles | ||||
| 21:00 | 6 |
0% | 37.7° | 30.12 in | 80% | 207 miles | ||||
| 22:00 | 5 |
0% | 38.3° | 30.09 in | 86% | 207 miles | ||||
| 23:00 | 4 |
<20% | 38.9° | 30.07 in | 91% | 206 miles | ||||
| 06:44 17:48 Daylength: 11:03 Thursday 21 Feb | ||||||||||
| 00:00 | 4 |
0.01 in | <20% | 39.5° | 30.03 in | 95% | 206 miles | |||
| 01:00 | 4 |
<20% | 40.0° | 30.00 in | 98% | 206 miles | ||||
| 02:00 | 4 |
0.01 in | 20-40% | 40.6° | 29.97 in | 100% | 207 miles | |||
| 03:00 | 4 |
20-40% | 41.1° | 29.93 in | 100% | 306 miles | ||||
| 04:00 | 5 |
0.01 in | 20-40% | 41.7° | 29.90 in | 100% | 306 miles | |||
| 05:00 | 5 |
20-40% | 42.3° | 29.87 in | 100% | 305 miles | ||||
| 06:00 | 5 |
20-40% | 42.9° | 29.83 in | 100% | 303 miles | ||||
| 07:00 | 5 |
20-40% | 43.8° | 29.80 in | 100% | 303 miles | ||||
| 08:00 | 5 |
0.05 in | 20-40% | 45.0° | 29.78 in | 100% | 303 miles | |||
| 09:00 | 5 |
0.07 in | 20-40% | 46.4° | 29.75 in | UV |
100% | 204 miles | ||
| 10:00 | 4 |
0.06 in | 20-40% | 47.2° | 29.72 in | UV |
100% | 205 miles | ||
| 11:00 | 4 |
0.18 in | 20-40% | 47.7° | 29.67 in | UV |
100% | 101 miles | ||
| 12:00 | 5 |
0.20 in | 20-40% | 48.7° | 29.59 in | UV |
95% | 101 miles | ||
| 13:00 | 7 |
0.19 in | 20-40% | 50.3° | 29.51 in | UV |
89% | 102 miles | ||
| 14:00 | 10 |
0.05 in | 20-40% | 52.5° | 29.43 in | UV |
83% | 105 miles | ||
| 15:00 | 13 |
0.01 in | <20% | 54.0° | 29.39 in | UV |
61% | 109 miles | ||
| 16:00 | 15 |
0.01 in | 0% | 53.2° | 29.36 in | UV |
38% | 112 miles | ||
| 17:00 | 17 |
0% | 49.8° | 29.34 in | 15% | 115 miles | ||||
| 18:00 | 18 |
0% | 46.2° | 29.34 in | 9% | 116 miles | ||||
| 19:00 | 19 |
0% | 42.9° | 29.34 in | 5% | 117 miles | ||||
| 20:00 | 20 |
0% | 39.9° | 29.34 in | 4% | 118 miles | ||||
| 21:00 | 21 |
0% | 37.7° | 29.36 in | 13% | 119 miles | ||||
| 22:00 | 24 |
0% | 37.0° | 29.39 in | 22% | 120 miles | ||||
| 23:00 | 26 |
0% | 36.7° | 29.42 in | 36% | 121 miles | ||||
| 06:43 17:49 Daylength: 11:05 Today | ||||||||||
| 00:00 | 27 |
0% | 36.3° | 29.49 in | 56% | 122 miles | ||||
| 01:00 | 26 |
0% | 35.5° | 29.57 in | 76% | 122 miles | ||||
| 02:00 | 25 |
0% | 34.2° | 29.65 in | 86% | 122 miles | ||||
| 03:00 | 24 |
0% | 33.0° | 29.72 in | 83% | 122 miles | ||||
| Move the mouse over the values for info. | ||||||||||
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