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Hazardous Weather Conditions
Current conditions at
Mount Sterling, Mount Sterling Municipal Airport (KI63)
Lat: 39.99°NLon: 90.8°WElev: 732ft.
Fair
57°F
14°C
| Humidity | 77% |
| Wind Speed | SW 7 mph |
| Barometer | 29.84 in |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 16 Jun 3:35 am CDT |
Extended Forecast for
3 Miles NNW Frederick IL
Flood Warning until further notice
NOW until further notice

Flood Warning
Overnight

Low: 57 °F
Mostly Clear
Tuesday
High: 77 °F
Showers
Likely then
SunnyTuesday Night

Low: 56 °F
Partly Cloudy
Wednesday
High: 83 °F
Breezy.
Showers
Likely then
T-stormsWednesday Night
Low: 62 °F
T-storms and
Breezy then
Chance
ShowersThursday

High: 75 °F
Mostly Sunny
Thursday Night

Low: 56 °F
Mostly Clear
Juneteenth

High: 80 °F
Sunny
Detailed Forecast
Overnight
Mostly clear, with a low around 57. South southwest wind around 8 mph, with gusts as high as 16 mph.
Tuesday
Showers and thunderstorms likely, mainly before 9am. Sunny, with a high near 77. Southwest wind 10 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 56. West northwest wind 5 to 10 mph becoming light and variable. Winds could gust as high as 18 mph.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 83. Breezy, with a south southeast wind 10 to 15 mph becoming southwest 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Low around 62. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 75. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 64.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65.
Monday
Partly sunny, with a high near 82.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNW Frederick IL
40.11°N 90.45°W (Elev. 666 ft)
40.11°N 90.45°W (Elev. 666 ft)
3:36 am CDT Jun 16, 2026
3am CDT Jun 16, 2026-6pm CDT Jun 22, 2026



