Severe Weather and Flash Flood Coordination Message #1 – Tuesday 7/8/25 – Severe Weather & Flash Flood Potential
Hello to all…
..Isolated to Scattered Strong to Severe Thunderstorms are possible across much of Western and Central Massachusetts and Connecticut with thunderstorms and heavy rainfall potential possible across much of Southern New England for Tuesday. Frequent lightning and Heavy rainfall leading to urban/poor drainage/flash flooding is the main threat for much of the region but a secondary severe weather threat for strong to damaging winds and hail is also possible..
..The Weather Prediction Center (WPC) has placed much of Southern New England in a slight risk for excessive/rainfall and flash flood potential while the Storm Prediction Center (SPC) has placed much of Western and Central Massachusetts and Western and Central Connecticut in a marginal risk for severe weather for Tuesday..
..SKYWARN Self-Activation with Amateur Radio Call-Up Nets are possible Tuesday for severe weather and flash flood potential. Pictures and videos of storm damage, hail, and flooding can be sent as a reply to this email, via our WX1BOX Facebook, X and Bluesky feeds or to the email address pics@nsradio.org with credit given to the spotter unless otherwise indicated..
..A more complete coordination message will be posted by 11 AM Tuesday Morning. Below is the NWS Boston/Norton Area Forecast Discussion, WPC Day-2 Excessive Rainfall Outlook and SPC Day-2 Convective Outlook..
**Post Severe Weather Coordination Message for the Thursday 7/3/25 Severe Weather Event, a likely final posting, will be completed on Tuesday AM**
NWS Boston/Norton Area Forecast Discussion:
https://forecast.weather.gov/product.php?site=NWS&issuedby=BOX&product=AFD&format=CI&version=1&glossary=1&highlight=off
NWS Boston/Norton Enhanced Hazardous Weather Outlook:
https://www.weather.gov/erh/ghwo?wfo=box
SPC Day-2 Convective Outlook:
https://www.spc.noaa.gov/products/outlook/archive/2025/day2otlk_20250707_1730.html
WPC Day-2 Excessive Rainfall Outlook:
https://www.wpc.ncep.noaa.gov/discussions/hpcdiscussions.php?disc=qpferd (scroll to day-2 outlook)
https://www.wpc.ncep.noaa.gov/qpf/excessive_rainfall_outlook_ero.php (Select Day-2 to see graphics)
Respectfully Submitted,
Robert Macedo (KD1CY)
ARES SKYWARN Coordinator
Eastern Massachusetts ARES Section Emergency Coordinator
Home Phone #: (508) 994-1875 (After 6 PM)
Home/Data #: (508) 997-4503 (After 6 PM)
Email Address: rmacedo@rcn.com
https://ares.ema.arrl.org
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