Monday Night — Periods of Heavy Rain, Possible Thunder
Showers become widespread and locally heavy overnight, with a chance of thunder as a cold front sweeps through. South winds at 10–15 mph continue with gusts up to 28 mph. Rainfall totals may exceed 0.75″. Low near 42°F.
Showers become widespread and locally heavy overnight, with a chance of thunder as a cold front sweeps through. South winds at 10–15 mph continue with gusts up to 28 mph. Rainfall totals may exceed 0.75″. Low near 42°F.
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Tuesday, May 5 – Warm, windy, and almost summerlike
A strong southwest flow develops, pushing temperatures into the upper 70s. Breezy to windy conditions are likely, but most of the day stays dry aside from a slight late shower risk.
• High: 77°F | Low: 56°F | Wind: SW 15–25 mph, gusts 30+ mph • Sky: Partly sunny • Precipitation: 20%
Monday, May 4 – Improving with sun and milder air
The weekend system pulls away, allowing drier air and increasing sunshine to return. Breezy west winds and moderating temperatures make for a much more comfortable spring day.
• High: 69°F | Low: 48°F | Wind: W 10–20 mph • Sky: Partly to mostly sunny • Precipitation: 10%
Sunday, May 3 – Cool, cloudy, and occasionally damp
A coastal low passing southeast of New England keeps Waltham on the northern edge of the system. While the heaviest rain should stay southeast, periods of light rain or showers remain possible, especially in the morning.
• High: 61°F | Low: 44°F | Wind: NE to N 10–15 mph • Sky: Cloudy • Precipitation: 40% chance light rain
