Williamstown, IA Weather Forecast and Current Conditions

WEATHER ALERTS - Wind Advisory

Current Conditions From Nearby Station

Cloudy 31°F
Feels Like 18°F  
Humidity 74% Dew Point 24°F Wind WNW 23 MPH Gusts 35 Barometer 29.16 in.
Report from a MADIS/MESONET weather station 6.2 mi. ESE of central Williamstown
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Point Forecast at a Glance

WedNov 26
Wed Nov 26: Mostly Cloudy, High 34F, Low 22F
34
22
ThuNov 27
Thu Nov 27: Sunny, High 35F, Low 16F
35
16
FriNov 28
Fri Nov 28: Mostly Sunny, High 32F, Low 25F
32
25
SatNov 29
Sat Nov 29: Snow, High 33F, Low 18F
90%
33
18
SunNov 30
Sun Nov 30: Partly Sunny, High 25F, Low 4F
25
4
MonDec 1
Mon Dec 1: Partly Sunny, High 20F, Low 3F
20
3
TueDec 2
Tue Dec 2: Mostly Sunny, High 22F
22
 

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 20°F to 35°F. Some snow possible with at least 2 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 12°F below the historical average for November-December. Normal highs for this period are around 41°F with lows around 23°F.

This Date in Weather History

1896 - Snow and high winds hit the Northern Plains and the Upper Mississippi Valley, with a Thanksgiving Day blizzard across North Dakota. The storm was followed by a severe cold wave in the Upper Midwest. The temperature at Pokegama Dam MI plunged to 45 degrees below zero.

More on this and other weather history

Williamstown, IA 7 Day Weather Forecast Details

Wednesday Nov 26

Mostly Cloudy

Day: Mostly cloudy, then gradually becoming sunny, with a steady temperature around 34. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph.

Mostly Clear

Night: Mostly clear, with a low around 22. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

Thursday Nov 27

Sunny

Day: Sunny, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Mostly Clear

Night: Mostly clear, with a low around 16. Northwest wind 5 to 10 mph.

Friday Nov 28

Mostly Sunny

Day: Mostly sunny, with a high near 32.

Snow

Night: Snow. Low around 25. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday Nov 29

Snow

Day: Snow. High near 33. Chance of precipitation is 90%.

Rain And Snow

Night: Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

Sunday Nov 30

Partly Sunny

Day: Partly sunny, with a high near 25.

Mostly Cloudy

Night: Mostly cloudy, with a low around 4.

Monday Dec 1

Partly Sunny

Day: Partly sunny, with a high near 20.

Partly Cloudy

Night: Partly cloudy, with a low around 3.

Tuesday Dec 2

Mostly Sunny

Day: Mostly sunny, with a high near 22.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.