Alton, IN Weather Forecast & Current Conditions

Night: Clear. Areas of fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog through the night. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the mid 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs around 70.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the lower 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog in the evening, then areas of fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Northeast winds up to 5 mph.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog after midnight. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog through the night. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the mid 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the lower 70s.

Night: Clear. Lows in the mid 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the lower 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog in the evening, then areas of fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the mid 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs around 70.

Night: Clear. Lows in the mid 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the lower 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Northeast winds up to 5 mph.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Patchy fog. Near steady temperature in the mid 40s. Calm winds.

Day: Sunny. Highs in the lower 70s. Calm winds, becoming north around 5 mph in the afternoon.

Night: Clear. Lows in the mid 40s. Calm winds.

Day: Sunny. Highs in the lower 70s. Northeast winds around 5 mph.

Night: Clear. Lows in the lower 40s. Northeast winds around 5 mph in the evening, becoming light and variable.

Night: Clear. Highs in the lower 70s. Lows in the lower 40s.

Night: Mostly clear. Highs in the lower 70s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the mid 70s. Lows in the mid 40s.

Night: Mostly cloudy. Lows in the upper 40s. Highs around 70.

Day: Partly cloudy. Highs in the mid 70s. Lows in the mid 40s.

Night: Clear. Patchy fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog in the evening, then areas of fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the mid 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the lower 70s.

Night: Clear. Lows in the mid 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog through the night. Lows in the lower 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the mid 60s.

Night: Clear. Patchy fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog in the evening, then areas of fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the mid 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Highs in the lower 70s.

Night: Clear. Lows in the mid 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the lower 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the mid 60s.

Night: Clear. Areas of fog late in the night. Lows in the lower 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Northeast winds up to 5 mph.

Night: Clear. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Highs around 70.

Night: Clear. Lows in the mid 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. North winds up to 5 mph.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Northeast winds up to 5 mph.

Night: Clear. Lows in the mid 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Northeast winds up to 10 mph.

Night: Clear. Lows in the mid 40s. Northeast winds up to 10 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the mid 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Patchy fog in the morning. Highs in the lower 70s. Northeast winds up to 5 mph.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Patchy fog. Near steady temperature in the mid 40s. Calm winds.

Day: Sunny. Highs in the lower 70s. Calm winds, becoming north around 5 mph in the afternoon.

Night: Clear. Lows in the mid 40s. Northeast winds around 5 mph in the evening, becoming light and variable.

Day: Sunny. Highs in the lower 70s. Northeast winds 5 to 10 mph.

Night: Clear. Lows in the lower 40s. Northeast winds around 5 mph.

Night: Clear. Highs in the lower 70s. Lows in the mid 40s.

Night: Mostly clear. Highs in the lower 70s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the mid 70s. Lows in the mid 40s.

Night: Mostly cloudy. Lows in the upper 40s. Highs around 70.

Day: Partly cloudy. Highs in the mid 70s. Lows in the mid 40s.

Night: Clear. Near steady temperature in the mid 40s. Calm winds.

Day: Sunny. Highs in the lower 70s. Calm winds, becoming north around 5 mph in the afternoon.

Night: Clear. Lows in the mid 40s. North winds around 5 mph in the evening, becoming light and variable.

Day: Sunny. Highs in the lower 70s. Northeast winds around 5 mph.

Night: Clear. Lows in the mid 40s. Northeast winds around 5 mph in the evening, becoming light and variable.

Night: Clear. Highs in the lower 70s. Lows in the mid 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 40s. Highs in the mid 70s.

Day: Partly cloudy. Lows in the upper 40s. Highs in the mid 70s.

Day: Partly cloudy. Lows in the upper 40s. Highs in the mid 70s.

Night: Mostly cloudy. Lows in the upper 40s. Highs in the upper 60s.

Night: Clear. Patchy fog late in the night. Lows in the mid 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Areas of fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the mid 70s. Light winds becoming northeast up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the lower 70s.

Night: Clear. Lows in the mid 40s.

Day: Sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Day: Sunny. Patchy fog toward daybreak. Highs in the lower 70s. Light and variable winds.

Night: Clear. Lows in the lower 40s. Light and variable winds.

Day: Sunny. Highs in the lower 70s. Northeast winds around 5 mph.

Night: Clear. Lows in the lower 40s. Light and variable winds.

Day: Sunny. Highs in the lower 70s. East winds around 5 mph.

Night: Clear. Lows in the lower 40s.

Night: Mostly clear. Highs in the lower 70s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the mid 70s. Lows in the upper 40s.

Night: Partly cloudy. Highs in the mid 70s. Lows in the upper 40s.

Day: Partly cloudy. Highs in the upper 60s.

Night: Clear. Areas of fog late in the night. Lows in the lower 40s. Northeast winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Light winds becoming north up to 5 mph in the afternoon.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. North winds up to 5 mph in the evening becoming light.

Day: Sunny. Areas of fog in the morning. Highs in the lower 70s. Northeast winds up to 5 mph.

Night: Clear. Patchy fog after midnight. Lows in the mid 40s. Northeast winds up to 5 mph.

Day: Sunny. Highs in the upper 60s.

Night: Clear. Lows in the lower 40s.

Day: Sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the mid 70s.

Night: Partly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the upper 60s.

Night: Clear. Near steady temperature in the mid 40s. Calm winds.

Day: Sunny. Highs in the lower 70s. Calm winds.

Night: Clear. Lows in the mid 40s. Calm winds.

Day: Sunny. Highs in the lower 70s. Calm winds, becoming northeast around 5 mph in the afternoon.

Night: Clear. Lows in the mid 40s. Northeast winds around 5 mph in the evening, becoming light and variable.

Night: Clear. Highs in the lower 70s. Lows in the mid 40s.

Night: Mostly clear. Highs in the lower 70s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the mid 70s. Lows in the upper 40s.

Night: Mostly cloudy. Lows in the upper 40s. Highs in the upper 60s.

Day: Partly cloudy. Highs in the mid 70s. Lows in the upper 40s.