PORTSMOUTH, NH 03803 Weather Forecast & Current Conditions

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03803 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
PORTSMOUTH, NH Current Weather
3:55 PM EDT JUN 5, 2026
Broken Clouds 79°F
Feels Like:	79°F
Dewpoint:	52°F
Rel. Hum.:	39%
Visibility:	10 miles
Wind:	SE at 12 mph
Pressure:	29.88 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

THIS AFTERNOON
Partly sunny. Warm with highs in the mid 80s. Light and variable winds.

TONIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. Light and variable winds.

SATURDAY
Partly sunny in the morning, then mostly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Light and variable winds. Chance of rain 20 percent.

SATURDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers. Lows in the lower 60s. Light and variable winds. Chance of rain 30 percent.

SUNDAY
Partly sunny in the morning, then mostly cloudy with showers in the afternoon. Highs in the lower 80s. West winds around 10 mph. Chance of rain 80 percent.

SUNDAY NIGHT
Showers likely in the evening, then mostly clear after midnight. Lows in the mid 50s. Chance of rain 70 percent.

MONDAY
Mostly sunny. Highs in the mid 70s.

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

TUESDAY
Mostly sunny. Highs in the lower 80s.

TUESDAY NIGHT
Mostly clear. Lows around 60.

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

WEDNESDAY NIGHT
Partly cloudy. Lows in the mid 60s.

THURSDAY
Partly sunny. A chance of showers in the afternoon. Warm with highs in the mid 80s. Chance of rain 30 percent.

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/ 5/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
5 JUN 2026

2 PM

84°

83°

Mostly Cloudy

1%

0% Thunder
( 1% severe)

ESE 5

37%

55°

High 85°

5 PM

80°

80°

Mostly Cloudy

SE 7

44%

56°

Mostly Cloudy

8 PM

70°

70°

Mostly Cloudy

1%

0% Thunder
( 1% severe)

SE 3

59%

55°

11 PM

65°

65°

Mostly Cloudy

CALM

68%

54°

Saturday
6 JUN 2026

2 AM

61°

62°

Mostly Cloudy

5%

0% Thunder
( 0% severe)

CALM

78%

54°

Low 59°

5 AM

59°

60°

Mostly Cloudy

CALM

83%

54°

High 81°

8 AM

64°

66°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 3% severe)

CALM

75%

56°

Mostly Cloudy

Chance of Rain

11 AM

72°

72°

Mostly Cloudy

SE 5

61%

58°

2 PM

76°

78°

Mostly Cloudy

34%
RAIN
<.01 in

0% Thunder
( 20% severe)

SE 7

58%

60°

5 PM

75°

75°

Mostly Cloudy

ESE 7

64%

62°

8 PM

71°

71°

Mostly Cloudy

27%
RAIN
.01–.1 in

0% Thunder
( 13% severe)

S 5

73%

62°

11 PM

68°

68°

Mostly Cloudy

WSW 7

84%

63°

Sunday
7 JUN 2026

2 AM

65°

65°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 5% severe)

WSW 8

90%

62°

Low 63°

5 AM

63°

63°

Clear

WSW 8

93%

61°

High 82°

8 AM

68°

68°

Clear

46%
RAIN
.1–.25 in

0% Thunder
( 14% severe)

W 8

78%

61°

Increasing Clouds

Rain Likely

11 AM

77°

79°

Partly Cloudy

WNW 10

60%

62°

2 PM

76°

78°

Mostly Cloudy

84%
RAIN
***

0% Thunder
( 27% severe)

WNW 10

64%

63°

5 PM

73°

73°

Mostly Cloudy

NNW 10

71%

63°

8 PM

67°

67°

Mostly Cloudy

N 10

73%

58°


PORTSMOUTH, NH extended weather forecast
Monday 8 JUN 2026	Tuesday 9 JUN 2026	Wednesday 10 JUN 2026	Thursday 11 JUN 2026	Friday 12 JUN 2026
Low 50°	Low 57°	Low 60°	Low 59°	Low 62°
High 79°	High 83°	High 83°	High 81°	High 82°

Clear 7% Rain	Clear	Partly Cloudy 5% Rain	Partly Cloudy 18% Rain	Overcast 32% Rain

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