DENNISPORT, MA 02639 Weather Forecast & Current Conditions

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02639 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
CHATHAM, MA Current Weather
1:52 AM EDT JUL 20, 2025
Broken Clouds 70°F
Feels Like:	70°F
Dewpoint:	64°F
Rel. Hum.:	81%
Visibility:	10 miles
Wind:	SSW at 9 mph, gusts to 18
Pressure:	29.99 inches
Last 72 hours
Local Area Snow Depth
Massachusetts Current Weather
Massachusetts MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

02639 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	DENNISPORT, MA 02639 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TONIGHT
Mostly cloudy. Near steady temperature around 70. South winds 5 to 10 mph.

SUNDAY
Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny with a slight chance of showers and thunderstorms in the afternoon. Humid with highs around 80. South winds 10 to 15 mph. Chance of rain 50 percent.

SUNDAY NIGHT
Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Humid with lows in the upper 60s. Southwest winds 5 to 10 mph, becoming northwest after midnight. Gusts up to 25 mph. Chance of rain 50 percent.

MONDAY
Sunny. Highs in the upper 70s. North winds 10 to 15 mph with gusts up to 25 mph.

MONDAY NIGHT
Mostly clear. Cooler with lows in the mid 50s. North winds 5 to 10 mph. Gusts up to 20 mph after midnight.

TUESDAY
Sunny. Highs in the mid 70s.

TUESDAY NIGHT AND WEDNESDAY
Mostly clear. Lows in the lower 50s. Highs in the upper 70s.

WEDNESDAY NIGHT AND THURSDAY
Mostly clear. Lows in the upper 60s. Highs in the lower 80s.

THURSDAY NIGHT
Partly cloudy. Lows around 70.

FRIDAY
Partly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 30 percent.

FRIDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Chance of rain 30 percent.

SATURDAY
Mostly sunny. Highs in the lower 80s.

02639 WEATHER SATELLITE LOOPS

Visible Weather Satellite
DENNISPORT, MA 02639

Infrared Weather Satellite
DENNISPORT, MA 02639

02639 WEATHER RADAR LOOP

NEXRAD Weather Radar
DENNISPORT, MA 02639

MOS COMPUTER WEATHER FORECAST

CHATHAM, MA 3 hourly weather forecast

weather forecast created 5:00 PM PDT 7/19/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
20 JUL 2025

2 AM

70°

70°

Partly Cloudy

38%
RAIN
***

0% Thunder
( 15% severe)

SSW 6

84%

65°

Low 69°

5 AM

70°

70°

Mostly Cloudy

S 7

87%

66°

High 78°

8 AM

72°

72°

Mostly Cloudy

44%
RAIN
***

0% Thunder
( 22% severe)

S 7

87%

68°

Mostly Cloudy

Chance of Rain

11 AM

73°

73°

Mostly Cloudy

S 9

87%

69°

2 PM

76°

77°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 9% severe)

S 9

85%

71°

5 PM

75°

75°

Partly Cloudy

SSW 8

87%

71°

8 PM

73°

73°

Mostly Cloudy

20%
RAIN
***

0% Thunder
( 18% severe)

SW 6

93%

71°

11 PM

71°

71°

Mostly Cloudy

W 6

97%

70°

Monday
21 JUL 2025

2 AM

70°

70°

Partly Cloudy

2%

0% Thunder
( 2% severe)

NW 7

93%

68°

Low 67°

5 AM

68°

68°

Partly Cloudy

NNW 7

90%

65°

High 76°

8 AM

71°

71°

Clear

0%

0% Thunder
( 0% severe)

NNW 8

76%

63°

Clear

11 AM

73°

73°

Clear

NNW 9

64%

60°

2 PM

74°

74°

Clear

0%

0% Thunder
( 0% severe)

N 9

55%

57°

5 PM

72°

72°

Clear

N 7

57%

56°

8 PM

68°

68°

Clear

0%

0% Thunder
( 0% severe)

N 3

65%

56°

11 PM

66°

66°

Partly Cloudy

N 5

68%

55°


CHATHAM, MA extended weather forecast
BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE
Low 66°	Low 56°	Low 57°	Low 62°	Low 67°
High 72°	High 72°	High 74°	High 78°	High 82°

Mostly Cloudy 34% Rain	Partly Cloudy 11% Rain	Clear 7% Rain	Partly Cloudy 19% Rain	Overcast 28% Rain

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