Waltham, MA — Severe Weather & Radar
No active severe-weather warnings for Waltham, MA right now. Live radar is below — set up alerts to get warned the moment one is issued.
Severe-weather outlook
General (non-severe) thunderstorms are possible in Waltham, MAtoday, per the Storm Prediction Center's Day 1 outlook.
3-day forecast
Today
Overcast
94° / 67°
10% precip
Tomorrow
Overcast
89° / 71°
12% precip
Saturday
Rain
82° / 66°
17% precip
Forecast via Open-Meteo.
In Waltham, MA
Waltham, MA is home to an estimated 62,000 people. Atmostorm shows whether Waltham is inside an active NWS warning polygon right now — and warns you the moment that changes.
Not an official source — always confirm with the National Weather Service at weather.gov. Data aggregated from NWS/SPC. Facility and population figures are decision-support estimates.