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.

Current Significant Weather Blog

Significant Weather Outlook: Monday, October 20, 2025 4 PM

WEEKLY SIGNiFICANT WEATHER DISCUSSION Another fairly strong cold front may bring heavy showers and gusty winds late Tuesday night or Wednesday morning.  This may have some impact on the Wednesday morning commute but is not expected to rise to the level that would trigger a series of blog messages. No significant weather impacts are expected… Read More »

Significant Weather Blog: Sunday, October 19, 2025 7 PM

HEAVY DOWNPOURS AND STRONG WIND GUSTS MONDAY MORNING A fast moving but strong cold front will produce heavy downpours and strong wind gusts Monday morning.  As we sometimes experience at this time of year, the front will trigger a “fine line” of very heavy showers and possibly some embedded thunderstorms.  Although the most intense part… Read More »

Past Significant Weather Blog

10/14/25 Significant Weather Blog: Tuesday, October 14, 2025 10 AM
10/12/25 Significant Weather Blog: Sunday, October 12, 2025 4 PM
10/10/25 Significant Weather Blog: Friday, October 10, 2025 7 PM
10/9/25 Significant Weather Blog: Thursday, October 9, 2025 6 PM
10/8/25 Significant Weather Blog: Wednesday, October 8, 2025 6 PM
10/6/25 Significant Weather Outlook: Monday, October 6, 2025 10 AM
9/28/25 Weather Blog: September 28, 2025 4 PM (Tropics)
9/27/25 Weather Blog: September 27 2025 12 PM (Tropics)
9/26/25 Weather Blog: September 26 2025 4 PM (Tropics)
9/24/25 Weather Blog: September 24, 2025 6 PM (Tropics)
8/21/25 Weather Blog: August 21, 2025 9 AM (Tropics)
8/18/25 Weather Blog: August 18, 2025 8 AM (Tropics)
8/16/25 Weather Blog: August 16, 2025 12 PM (Tropics)
8/14/25 Weather Blog: August 14, 2025 5 PM (Tropics)
8/12/25 Weather Blog: August 12, 2025 2 PM (Tropics)