What Boston meteorologists are saying about Thursday night’s cold temps, upcoming coastal storm

"Widespread frost is expected."

October 9, 2025

Less than a minute to read

National Weather Service: ‘Widespread frost is expected’

The coldest air so far this season arrives tonight as high pressure moves over New England. Widespread frost is expected, with may areas below freezing away from the immediate coasts and larger urban centers. #MAwx #RIwx #CTwx pic.twitter.com/S5BQK6FgkL
— NWS Boston (@NWSBoston) October 9, 2025

☀️Dry and cool through Saturday with chilly nights
🌧️Potential for a coastal system Sun-Mon bringing rainfall
❓Uncertainty in track of system. Will influence rain chances/coastal impacts. Stay tuned!#MAwx #RIwx #CTwx pic.twitter.com/etS3JI5eSo
— NWS Boston (@NWSBoston) October 8, 2025

Cindy Fitzgibbon, WCVB: ‘Coastal storm Sunday-Monday’

THURSDAY AM weather update ⤵️
Shifting to a cooler and wetter pattern.
Freeze warning tonight, but sunshine ☀️ expected into Saturday. Coastal storm Sunday-Monday #WCVB pic.twitter.com/95CPL11jzi
— Cindy Fitzgibbon (@Met_CindyFitz) October 9, 2025

FREEZE TONIGHT…
Frost and freeze warning tonight as temps drop into the upper 20s and 30s. If you're still growing anything in a garden- cover it up or bring it inside to protect #WCVB pic.twitter.com/Ofa3XeMv61
— Cindy Fitzgibbon (@Met_CindyFitz) October 9, 2025

COASTAL STORM
Brings rain, wind and tidal flooding Sunday-Monday
➡️Rain spreads up from south Sunday aftn, gets heavier Monday 1-3" potential
➡️High pressure to north squeezes winds ENE gusts 50mph Cape/Islands
➡️Coming off king tides- minor coastal flooding/beach erosion#WCVB pic.twitter.com/1GTob6lQQ8
— Cindy Fitzgibbon (@Met_CindyFitz) October 9, 2025

NEXT 7 DAYS…
We are shifting to a cooler wetter pattern. Freeze warning tonight for temps in the 20s and 30s. Sunshine to start the holiday weekend Saturday then a coastal storm brings wind, rain and high tide flooding Sunday-Monday. Stays cool and showery next week #WCVB pic.twitter.com/t0VZtkQpLv
— Cindy Fitzgibbon (@Met_CindyFitz) October 9, 2025

Chris Lambert, 7News: ‘Chilliest air of the season so far tonight’

Chilliest air of the season so far tonight. Holiday weekend weather goes downhill for the 2nd half of it as a coastal storm throws wind/rain our way. pic.twitter.com/howvmCZZZe
— Chris Lambert (@clamberton7) October 9, 2025

Coldest night of the season for many tonight… frost advisories and freeze warnings up. pic.twitter.com/TwMRKwawcB
— Chris Lambert (@clamberton7) October 9, 2025

Heading north this weekend. Saturday looks great. Sunday is likely dry through much of the day. Monday is expected to be wet. pic.twitter.com/VJAYJnogYE
— Chris Lambert (@clamberton7) October 9, 2025

Coastal storm likely to get close enough to spread wet weather in here by Sunday afternoon. Wind and rain potential Monday. Some coastal flooding/erosion possible too. pic.twitter.com/Ax5CvZhIC6
— Chris Lambert (@clamberton7) October 9, 2025

Boston forecast today

Hourly Forecast

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Heather Alterisio

Senior Content Producer

Heather Alterisio, a senior content producer, joined Boston.com in 2022 after working for more than five years as a general assignment reporter at newspapers in Massachusetts.

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What Boston meteorologists are saying about Thursday night’s cold temps, upcoming coastal storm

"Widespread frost is expected."

National Weather Service: ‘Widespread frost is expected’

Cindy Fitzgibbon, WCVB: ‘Coastal storm Sunday-Monday’

Chris Lambert, 7News: ‘Chilliest air of the season so far tonight’

Boston forecast today

Boston, MA

Hourly Forecast

Heather Alterisio

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National Weather Service: ‘Widespread frost is expected’

Cindy Fitzgibbon, WCVB: ‘Coastal storm Sunday-Monday’

Chris Lambert, 7News: ‘Chilliest air of the season so far tonight’

Boston forecast today

Daily Local Weather Forecast

Boston, MA

Hourly Forecast

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