Hourly Weather Forecast - Lake Forest, IL

12 AM
42°F
20%
0mph
N
Cloudy
Humidity
93%
Feels like
42°F
Dew Point
40°F
1 AM
42°F
20%
0mph
N
Cloudy
Humidity
92%
Feels like
42°F
Dew Point
40°F
2 AM
42°F
20%
0mph
N
Cloudy
Humidity
92%
Feels like
42°F
Dew Point
39°F
3 AM
41°F
10%
0mph
N
Cloudy
Humidity
93%
Feels like
41°F
Dew Point
39°F
4 AM
41°F
10%
0mph
N
Cloudy
Humidity
93%
Feels like
41°F
Dew Point
39°F
5 AM
40°F
10%
0mph
N
Cloudy
Humidity
93%
Feels like
40°F
Dew Point
38°F
6 AM
40°F
10%
0mph
E
Cloudy
Humidity
93%
Feels like
40°F
Dew Point
38°F
7 AM
41°F
10%
0mph
ESE
Cloudy
Humidity
93%
Feels like
41°F
Dew Point
39°F
7:18 AM
8 AM
41°F
10%
0mph
ESE
Cloudy
Humidity
93%
Feels like
41°F
Dew Point
40°F
9 AM
42°F
10%
0mph
SE
Cloudy
Humidity
91%
Feels like
42°F
Dew Point
40°F
10 AM
43°F
10%
0mph
SSE
Cloudy
Humidity
90%
Feels like
43°F
Dew Point
41°F
11 AM
44°F
20%
0mph
S
Cloudy
Humidity
88%
Feels like
44°F
Dew Point
41°F
12 PM
45°F
20%
0mph
S
Cloudy
Humidity
88%
Feels like
45°F
Dew Point
41°F
1 PM
45°F
20%
0mph
S
Cloudy
Humidity
88%
Feels like
45°F
Dew Point
42°F
2 PM
45°F
20%
0mph
S
Cloudy
Humidity
87%
Feels like
45°F
Dew Point
41°F
3 PM
44°F
20%
0mph
SSW
Cloudy
Humidity
88%
Feels like
44°F
Dew Point
41°F
4 PM
44°F
20%
0mph
SSW
Cloudy
Humidity
88%
Feels like
44°F
Dew Point
41°F
4:24 PM
5 PM
44°F
20%
0mph
SSW
Cloudy
Humidity
89%
Feels like
44°F
Dew Point
41°F
6 PM
44°F
30%
0mph
SSW
30% Chance of Light Rain
Humidity
90%
Feels like
44°F
Dew Point
41°F
7 PM
44°F
40%
0mph
SSW
40% Chance of Light Rain
Humidity
89%
Feels like
44°F
Dew Point
41°F
8 PM
45°F
40%
1mph
SW
40% Chance of Light Rain
Humidity
91%
Feels like
45°F
Dew Point
42°F
9 PM
45°F
40%
1mph
SW
40% Chance of Light Rain
Humidity
90%
Feels like
45°F
Dew Point
42°F
10 PM
46°F
30%
1mph
WSW
30% Chance of Light Rain
Humidity
89%
Feels like
46°F
Dew Point
43°F
11 PM
46°F
20%
1mph
W
Cloudy
Humidity
88%
Feels like
46°F
Dew Point
43°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

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Watch vs. Warning

Flash Flood Watch and Warning Defined

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