Hourly Weather Forecast - Castalia, OH

11 AM
47°F
0%
19mph
S
Partly Cloudy
Humidity
56%
Feels like
40°F
Dew Point
33°F
12 PM
49°F
10%
20mph
S
Windy
Humidity
57%
Feels like
43°F
Dew Point
35°F
1 PM
51°F
10%
21mph
S
Windy
Humidity
61%
Feels like
51°F
Dew Point
38°F
2 PM
52°F
10%
20mph
S
Windy
Humidity
62%
Feels like
52°F
Dew Point
39°F
3 PM
52°F
30%
21mph
S
30% Chance of Light Rain
Humidity
64%
Feels like
52°F
Dew Point
40°F
4 PM
52°F
30%
21mph
S
30% Chance of Light Rain
Humidity
69%
Feels like
52°F
Dew Point
42°F
5 PM
51°F
40%
21mph
S
40% Chance of Light Rain
Humidity
70%
Feels like
51°F
Dew Point
42°F
5:03 PM
6 PM
50°F
30%
21mph
S
30% Chance of Light Rain
Humidity
73%
Feels like
50°F
Dew Point
42°F
7 PM
50°F
40%
21mph
S
40% Chance of Rain
Humidity
80%
Feels like
50°F
Dew Point
44°F
8 PM
49°F
70%
20mph
S
70% Chance of Rain
Humidity
82%
Feels like
43°F
Dew Point
44°F
9 PM
49°F
90%
18mph
SSW
Rain
Humidity
87%
Feels like
43°F
Dew Point
45°F
10 PM
48°F
100%
17mph
SSW
Light Rain
Humidity
86%
Feels like
41°F
Dew Point
44°F
11 PM
45°F
90%
15mph
SW
Rain
Humidity
85%
Feels like
39°F
Dew Point
41°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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