PORTSMOUTH, NH 03803 Weather Forecast & Current Conditions

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03803 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
PORTSMOUTH, NH Current Weather
6:55 PM EDT JUN 6, 2026
Broken Clouds 64°F
Feels Like:	64°F
Dewpoint:	55°F
Rel. Hum.:	73%
Visibility:	10 miles
Wind:	E at 6 mph
Pressure:	29.68 inches
Last 72 hours
Local Area Snow Depth
New Hampshire Current Weather
New Hampshire MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

03803 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	PORTSMOUTH, NH 03803 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Mostly cloudy with a slight chance of showers with isolated thunderstorms. Some thunderstorms may be severe. Near steady temperature in the mid 70s. Light and variable winds. Chance of rain 20 percent.

TONIGHT
Cloudy with showers likely with scattered thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Some thunderstorms may be severe. Lows in the lower 60s. Light and variable winds, becoming southwest around 10 mph after midnight. Chance of rain 70 percent.

SUNDAY
Partly sunny. Scattered showers with isolated thunderstorms in the afternoon. Highs in the lower 80s. West winds around 10 mph with gusts up to 20 mph. Chance of rain 40 percent.

SUNDAY NIGHT
Partly cloudy with scattered showers in the evening, then mostly clear after midnight. Lows in the mid 50s. North winds around 10 mph. Chance of rain 50 percent.

MONDAY
Mostly sunny. Highs in the mid 70s. North winds around 10 mph with gusts up to 20 mph in the morning, becoming light and variable.

MONDAY NIGHT
Mostly clear. Lows in the mid 50s.

TUESDAY
Mostly sunny. Warm with highs in the mid 80s.

TUESDAY NIGHT
Mostly clear. Lows around 60.

WEDNESDAY
Partly sunny. Warm with highs in the mid 80s.

WEDNESDAY NIGHT
Partly cloudy with a 40 percent chance of showers. Lows in the lower 60s.

THURSDAY
Partly sunny with a chance of showers. Warm with highs in the mid 80s. Chance of rain 40 percent.

THURSDAY NIGHT
Partly cloudy. A chance of showers in the evening. Lows in the lower 60s. Chance of rain 30 percent.

FRIDAY
Partly sunny. Warm with highs in the mid 80s.

03803 WEATHER SATELLITE LOOPS

Visible Weather Satellite
PORTSMOUTH, NH 03803

Infrared Weather Satellite
PORTSMOUTH, NH 03803

03803 WEATHER RADAR LOOP

NEXRAD Weather Radar
PORTSMOUTH, NH 03803

MOS COMPUTER WEATHER FORECAST

PORTSMOUTH, NH 3 hourly weather forecast

weather forecast created 8:00 AM EDT 6/ 6/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Saturday
6 JUN 2026

2 PM

73°

73°

Mostly Cloudy

31%
RAIN
.1–.25 in

0% Thunder
( 20% severe)

ESE 6

62%

59°

High 74°

5 PM

73°

73°

Mostly Cloudy

E 6

68%

62°

Mostly Cloudy

Rain Likely

8 PM

69°

69°

Mostly Cloudy

66%
RAIN
.25–.5 in

0% Thunder
( 19% severe)

S 2

76%

61°

11 PM

67°

67°

Mostly Cloudy

SSW 7

87%

63°

Sunday
7 JUN 2026

2 AM

66°

66°

Partly Cloudy

4%

0% Thunder
( 0% severe)

WSW 9

90%

63°

Low 63°

5 AM

63°

62°

Clear

WSW 9

93%

61°

High 81°

8 AM

68°

68°

Partly Cloudy

19%
RAIN
<.01 in

0% Thunder
( 3% severe)

W 10

76%

60°

Increasing Clouds

Rain Likely

11 AM

77°

79°

Clear

W 12

56%

60°

2 PM

77°

79°

Mostly Cloudy

54%
RAIN
.5–1 in

0% Thunder
( 13% severe)

WNW 13

58%

61°

5 PM

73°

73°

Mostly Cloudy

NW 12

68%

62°

8 PM

67°

67°

Mostly Cloudy

22%
RAIN
.01–.1 in

0% Thunder
( 3% severe)

N 9

75%

59°

11 PM

61°

60°

Partly Cloudy

NA 9

81%

55°

Monday
8 JUN 2026

2 AM

57°

55°

Partly Cloudy

1%

0% Thunder
( 0% severe)

N 8

77%

50°

Low 54°

5 AM

54°

52°

Clear

N 8

80%

48°

High 78°

8 AM

60°

59°

Partly Cloudy

0%

0% Thunder
( 0% severe)

NA 9

64%

48°

Clear

11 AM

70°

70°

Clear

NNE 8

42%

46°

2 PM

75°

75°

Clear

0%

0% Thunder
( 1% severe)

NNE 7

38%

48°

5 PM

75°

75°

Clear

S 7

40%

49°

8 PM

68°

68°

Clear

SW 3

57%

52°


PORTSMOUTH, NH extended weather forecast
Tuesday 9 JUN 2026	Wednesday 10 JUN 2026	Thursday 11 JUN 2026	Friday 12 JUN 2026	Saturday 13 JUN 2026
Low 55°	Low 59°	Low 66°	Low 63°	Low 66°
High 85°	High 88°	High 81°	High 81°	High 84°

Partly Cloudy	Partly Cloudy 8% Rain	Overcast 38% Rain	Overcast 43% Rain	Overcast 36% Rain

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