Hourly Weather Forecast - Arlington, MA

4 PM
21°F
0%
5mph
NNW
Mostly Sunny
Humidity
51%
Feels like
15°F
Dew Point
6°F
4:11 PM
5 PM
20°F
0%
4mph
NNW
Mostly Clear
Humidity
54%
Feels like
14°F
Dew Point
6°F
6 PM
19°F
0%
4mph
NW
Partly Cloudy
Humidity
57%
Feels like
13°F
Dew Point
6°F
7 PM
18°F
0%
4mph
NW
Mostly Clear
Humidity
60%
Feels like
12°F
Dew Point
6°F
8 PM
17°F
0%
4mph
NW
Partly Cloudy
Humidity
61%
Feels like
11°F
Dew Point
6°F
9 PM
16°F
0%
3mph
NW
Mostly Clear
Humidity
62%
Feels like
11°F
Dew Point
6°F
10 PM
16°F
0%
3mph
NW
Partly Cloudy
Humidity
63%
Feels like
11°F
Dew Point
5°F
11 PM
15°F
0%
3mph
NW
Partly Cloudy
Humidity
62%
Feels like
15°F
Dew Point
4°F

Rainfall Forecast for Northwest through Thursday

Persistent, Flooding Rain Impacts the Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snowfall forecast Through Tonight

Snow To Spread Across Appalachians Into Mid-Atlantic

Tuesday's Weather Outlook

Tuesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide