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Climate & Weather

Significant Weather Blog

This blog contains forecast discussions of pending significant weather events prepared by Robert Thompson, retired Meteorologist-in-Charge of the National Weather Service (NWS) Forecast Office in Norton, MA and former Board Chairman and current Board member of the Blue Hill Observatory and Science Center (BHOSC). The discussions are not a substitute for the official forecasts and warnings issued by the NWS Norton Forecast Office. They are intended as a complementary, educational resource for visitors to this web site. The forecast discussions provided here are the opinions of Mr. Thompson, and BHOSC accepts no liability associated with this information.

Significant Weather Blog Jun 1, 2026
Significant Weather Outlook: Monday, June 1, 2026 12 PM

Significant Weather Weekly Outlook Severe weather on any broad scale appears unlikely this week for southern New England, although cannot be too…

Significant Weather Blog May 28, 2026
Significant Weather Blog: Thursday, May 28, 2026 5 PM

Rain and Chilly Late Friday and Saturday Followed by a Round of Showers Monday and Tuesday  The weather for this weekend and…

Significant Weather Blog May 25, 2026
Significant Weather Outlook: Monday, May 25, 2026 11 AM

Significant Weather Weekly Outlook At this time, hazardous weather looks to be unlikely across southern New England for this week.  Given a…

Significant Weather Blog May 21, 2026
Significant Weather Blog: Thursday, May 21, 2026 6 PM

Significant Weather Weekly Outlook Update No hazardous weather is likely for southern New England through the holiday weekend. This message aims to…

Significant Weather Blog May 20, 2026
Significant Weather Blog: Wednesday, May 20, 2026 12 PM

Today’s Severe Weather Potential Risk for Scattered Strong to Severe Thunderstorms this Afternoon/Early Evening Mainly Across Connecticut, Rhode Island, and Southeast Massachusetts…

Significant Weather Blog May 18, 2026
Significant Weather Outlook: Monday, May 18, 2026 10 AM

Highest Heat of the Season to Date Expected the Next Few Days  Isolated Strong to Severe Thunderstorm Threat Northern/Western MA Tuesday Afternoon…

Significant Weather Blog May 14, 2026
Significant Weather Blog: Thursday, May 14, 2026 12 PM

Significant Weather Weekly Outlook (Updated) Hazardous weather is unlikely through early next week in southern New England.  The purpose of this message…

Significant Weather Blog May 11, 2026
Significant Weather Outlook: Monday, May 11, 2026 9 AM

Significant Weather Weekly Outlook Once again hazardous weather does not appear likely this week in southern New England. The most notable weather…

Significant Weather Blog May 4, 2026
Significant Weather Outlook: Monday, May 4, 2026 9 AM

Significant Weather Weekly Outlook Hazardous weather does not appear likely this week.  This message provides a broadbrush look of what weather to…

Significant Weather Blog May 2, 2026
Significant Weather Blog: Saturday, May 2, 2026 9 AM

Significant Weather Weekly Outlook Hazardous weather is not expected this weekend into early next week.  This update just clarifies what to expect…