Mississippi River Pool Lock And Dam 26 At Alton, IL

Overnight
45 Slight Chance Rain

A 20 percent chance of rain. Cloudy, with a low around 45. Southeast wind around 5 mph.

Thursday
57 Slight Chance Rain and Patchy Fog

A slight chance of rain before noon, then a slight chance of rain after 4pm. Patchy fog between 7am and 10am. Otherwise, cloudy, with a high near 57. Southeast wind 5 to 7 mph. Chance of precipitation is 20%.

Thursday Night
53 Chance Rain and Patchy Fog then Rain and Patchy Fog

Rain likely, then rain and possibly a thunderstorm after 3am. Patchy fog after 8pm. Low around 53. Southeast wind 3 to 5 mph. Chance of precipitation is 80%.

Friday
64 Rain and Patchy Fog

Rain and possibly a thunderstorm. Patchy fog before noon. High near 64. Northeast wind 5 to 10 mph. Chance of precipitation is 90%.

Friday Night
44 Chance Rain then Mostly Cloudy

A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 44. North wind 6 to 8 mph.

Saturday
59 Mostly Sunny

Mostly sunny, with a high near 59.

Saturday Night
40 Mostly Clear

Mostly clear, with a low around 40.

Sunday
62 Mostly Sunny

Mostly sunny, with a high near 62.

Sunday Night
44 Mostly Cloudy then Slight Chance Rain

A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 44.

Monday
59 Chance Rain

A 50 percent chance of rain. Mostly cloudy, with a high near 59.

Monday Night
48 Rain Likely

Rain likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

Tuesday
60 Chance Rain

A 40 percent chance of rain. Partly sunny, with a high near 60.

Tuesday Night
39 Mostly Cloudy

Mostly cloudy, with a low around 39.

Wednesday
51 Partly Sunny

Partly sunny, with a high near 51.

Mississippi River Pool Lock And Dam 26 At Alton, IL

CFS

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Mississippi River Pool Lock And Dam 26 At Alton, IL

Now

47 °F

Mississippi River Pool Lock And Dam 26 At Alton, IL

NOAA Forecast