Excessive Heat Continues today for Portions of Central and Eastern U.S.; Change in Weather Pattern this Week
Dangerous heat and humidity continues today from portions of the Plains to the East Coast. A cold front will bring lower temperatures, and potential for strong to severe thunderstorms with damaging winds and heavy rain that could produce flash flooding to the Central and Eastern U.S. through early this week. High pressure shifts West this week with building heat and monsoonal moisture.
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Hazardous Weather Conditions
Last Update: 418 PM EDT Sun Jul 21 2019
For More Weather Information:
15NM S Gloucester MA
Marine Zone Forecast
Synopsis: ANZ200-220930-
418 PM EDT Sun Jul 21 2019
.Synopsis for Massachusetts and Rhode Island coastal waters...
A weak cold front will move south across the waters tonight, then
stall near the south coast where a few showers or tstms may form.
Areas of low pres will move along this stalled boundary Mon and
Tue bringing showers and tstms, some with tropical downpours. Dry
and more seasonable conditions return Wed thru Fri as high pres
builds across the waters.
For information on possible hazardous weather beyond the 24-36
hour forecast period, please visit www.weather.gov/boston and
follow the Current Hazards link above the map on the left.
$$
Tonight
NW winds 5 to 10 kt. Seas around 2 ft. A slight chance of showers and tstms this evening.
Mon
NE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. Vsby 1 to 3 nm.
Mon Night
NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Patchy fog. Showers with a chance of tstms. Vsby 1 to 3 nm.
Tue
NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers. Vsby 1 to 3 nm.
Tue Night
W winds around 5 kt. Seas around 2 ft.
Wed
NW winds 5 to 10 kt, becoming E in the afternoon. Seas around 2 ft.
Wed Night
S winds 5 to 10 kt, becoming W after midnight. Seas 1 foot or less.
Thu
S winds 5 to 10 kt. Seas around 2 ft.
Thu Night
SW winds 5 to 10 kt. Seas around 2 ft.
Fri
SW winds 5 to 10 kt. Seas around 2 ft.
Fri Night
S winds 5 to 10 kt. Seas around 2 ft. winds and seas higher in and near tstms. seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
Additional Forecasts and Information
ABOUT THIS FORECAST
| Last Update: | 418 PM EDT Sun Jul 21 2019 |
| Forecast Discussion | |
RADAR & SATELLITE IMAGES
