OTTAWA, IL 61350 Weather Forecast & Current Conditions

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PERU, IL
Current Weather

3:55 PM CDT APR 1, 2026
Overcast
43°F
Feels Like: 34°F
Dewpoint: 37°F
Rel. Hum.: 79%
Visibility: 10 miles
Wind: ENE at 20 mph, gusts to 24
Pressure: 30.12 inches
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OTTAWA, IL 61350
Weather Forecast

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Snow Depth pages
TONIGHT
Showers with isolated thunderstorms. Breezy. Lows in the lower 40s. East winds 15 to 20 mph, diminishing to 10 to 15 mph after midnight. Gusts up to 35 mph. Chance of precipitation near 100 percent.
THURSDAY
Scattered thunderstorms in the morning. Showers. Thunderstorms in the afternoon. Windy with highs in the lower 70s. South winds 15 to 25 mph with gusts up to 40 mph. Chance of precipitation near 100 percent.
THURSDAY NIGHT
Becoming partly cloudy after midnight. Showers and thunderstorms early in the evening, then scattered showers and thunderstorms late in the evening. Breezy with lows in the upper 40s. Southwest winds 15 to 25 mph with gusts up to 35 mph, becoming west 10 to 15 mph with gusts up to 25 mph after midnight. Chance of precipitation near 100 percent.
FRIDAY
Partly cloudy in the morning, then becoming mostly cloudy. Scattered showers and thunderstorms in the afternoon. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. Chance of precipitation 50 percent.
FRIDAY NIGHT
Showers and scattered thunderstorms. Lows in the mid 50s. Southeast winds 10 to 15 mph, becoming south after midnight. Chance of precipitation 90 percent.
SATURDAY
Mostly cloudy. Scattered showers and thunderstorms, mainly in the morning. Breezy with highs in the mid 50s. Chance of precipitation 50 percent.
SATURDAY NIGHT
Mostly cloudy and breezy. Lows in the mid 30s.
SUNDAY
Mostly cloudy in the morning, then clearing. Breezy with highs in the lower 50s.
SUNDAY NIGHT
Clear. Lows in the mid 30s.
MONDAY
Partly cloudy. Highs in the mid 50s.
MONDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the lower 30s.
TUESDAY
Mostly sunny in the morning, then becoming partly cloudy. Highs around 50.
TUESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s.

Visible Weather Satellite
OTTAWA, IL 61350
Infrared Weather Satellite
OTTAWA, IL 61350
NEXRAD Weather Radar
OTTAWA, IL 61350

PERU, IL 3 hourly weather forecast

weather forecast created  6:00 AM CST  4/ 1/2026
Wednesday
1 APR 2026
OTTAWA, IL 61350 weather forecast Day 1, 12 hours 12 PM 44° 36° Mostly Cloudy 23%
RAIN
.01–.1 in
0% Thunder
( 6% severe)
ENE   17 76% 37°
High 46° OTTAWA, IL 61350 weather forecast Day 1, 15 hours 3 PM 45° 38° Mostly Cloudy ENE   16 73% 37°
Mostly Cloudy

Rain Likely


Breezy
OTTAWA, IL 61350 weather forecast Day 1, 18 hours 6 PM 43° 35° Mostly Cloudy 84%
RAIN
***
0% Thunder
( 26% severe)
E   16 76% 36°
OTTAWA, IL 61350 weather forecast Day 1, 21 hours 9 PM 43° 35° Mostly Cloudy E   16 82% 38°
Thursday
2 APR 2026
OTTAWA, IL 61350 weather forecast Day 2, 0 hours 12 AM 43° 36° Mostly Cloudy 94%
RAIN
***
0% Thunder
( 27% severe)
E   15 89% 40°
Low 42° OTTAWA, IL 61350 weather forecast Day 2, 3 hours 3 AM 44° 37° Mostly Cloudy E   14 93% 42°
High 74° OTTAWA, IL 61350 weather forecast Day 2, 6 hours 6 AM 48° 42° Mostly Cloudy 77%
RAIN
***
0% Thunder
( 21% severe)
ESE   14 93% 46°

Mostly Cloudy

Rain


Breezy
OTTAWA, IL 61350 weather forecast Day 2, 9 hours 9 AM 61° 58° Mostly Cloudy S   17 84% 56°
OTTAWA, IL 61350 weather forecast Day 2, 12 hours 12 PM 69° 69° Mostly Cloudy 94%
RAIN
***
0% Thunder
( 29% severe)
S   22 78% 62°
OTTAWA, IL 61350 weather forecast Day 2, 15 hours 3 PM 70° 70° Mostly Cloudy S   23 73% 61°
OTTAWA, IL 61350 weather forecast Day 2, 18 hours 6 PM 67° 67° Mostly Cloudy 74%
RAIN
***
0% Thunder
( 29% severe)
S   21 75% 59°
OTTAWA, IL 61350 weather forecast Day 2, 21 hours 9 PM 64° 62° Mostly Cloudy SSW   18 81% 58°
Friday
3 APR 2026
OTTAWA, IL 61350 weather forecast Day 3, 0 hours 12 AM 58° 55° Partly Cloudy 11%
RAIN
.01–.1 in
0% Thunder
( 3% severe)
WSW   15 83% 53°
Low 49° OTTAWA, IL 61350 weather forecast Day 3, 3 hours 3 AM 52° 48° Partly Cloudy W   10 89% 49°
High 74° OTTAWA, IL 61350 weather forecast Day 3, 6 hours 6 AM 49° 47° Partly Cloudy 8%

0% Thunder
( 3% severe)
W   6 89% 46°

Mostly Cloudy

Chance of Rain

OTTAWA, IL 61350 weather forecast Day 3, 9 hours 9 AM 57° 56° Mostly Cloudy WSW   7 72% 48°
OTTAWA, IL 61350 weather forecast Day 3, 15 hours 12 PM 66° 66° Mostly Cloudy 41%
RAIN
.25–.5 in
0% Thunder
( 21% severe)
SSE   9 63% 53°
OTTAWA, IL 61350 weather forecast Day 3, 18 hours 3 PM 71° 71° Mostly Cloudy SE   12 61% 57°
OTTAWA, IL 61350 weather forecast Day 3, 21 hours 6 PM 68° 68° Mostly Cloudy     SE   12 68% 57°

PERU, IL extended weather forecast

Saturday
4 APR 2026
Sunday
5 APR 2026
Monday
6 APR 2026
Tuesday
7 APR 2026
Wednesday
8 APR 2026
Low 51° Low 32° Low 33° Low 33° Low 29°
High 54° High 51° High 50° High 47° High 53°
OTTAWA, IL 61350 weather forecast Day 4 OTTAWA, IL 61350 weather forecast Day 5 OTTAWA, IL 61350 weather forecast Day 6 OTTAWA, IL 61350 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
81% Rain
Partly Cloudy
23% Rain/Snow
Partly Cloudy
19% Rain
Mostly Cloudy
22% Rain
Partly Cloudy
19% Rain/Snow
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