PORTSMOUTH, NH 03803 Weather Forecast & Current Conditions

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03803 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
PORTSMOUTH, NH Current Weather
7:55 PM EDT JUN 10, 2026
Broken Clouds 82°F
Feels Like:	85°F
Dewpoint:	68°F
Rel. Hum.:	63%
Visibility:	10 miles
Wind:	SSW at 6 mph
Pressure:	29.72 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

TONIGHT
Mostly cloudy with scattered showers. Scattered thunderstorms, mainly in the evening. Patchy fog. Humid with lows in the mid 60s. Light and variable winds. Chance of rain 40 percent.

THURSDAY
Partly sunny. Patchy fog in the morning. Scattered showers with isolated thunderstorms in the afternoon. Warm with highs in the upper 80s. Light and variable winds. Chance of rain 40 percent. Heat index values in the lower 90s in the afternoon.

THURSDAY NIGHT
Partly cloudy. Patchy fog. Humid with lows in the mid 60s. Light and variable winds.

FRIDAY
Partly sunny. Patchy fog in the morning. A chance of showers in the afternoon. Humid with highs in the lower 80s. Light and variable winds. Chance of rain 30 percent.

FRIDAY NIGHT
A chance of showers in the evening, then showers likely after midnight. Lows in the upper 50s. Chance of rain 70 percent.

SATURDAY
Partly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 50 percent.

SATURDAY NIGHT
Mostly clear. Lows in the upper 50s.

SUNDAY
Partly sunny. Highs in the lower 80s.

SUNDAY NIGHT
Partly cloudy with a 50 percent chance of showers. Lows in the lower 60s.

MONDAY
Partly sunny with a 40 percent chance of showers. Highs around 80.

MONDAY NIGHT
Partly cloudy. Lows in the upper 50s.

TUESDAY
Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the mid 70s. 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 6/10/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
10 JUN 2026

2 PM

86°

88°

Partly Cloudy

21%
RAIN
<.01 in

0% Thunder
( 26% severe)

SSE 8

51%

66°

High 87°

5 PM

82°

85°

Partly Cloudy

S 8

63%

68°

Mostly Cloudy

Chance of Rain

8 PM

77°

79°

Mostly Cloudy

40%
RAIN
***

0% Thunder
( 35% severe)

S 7

69%

66°

11 PM

72°

72°

Mostly Cloudy

SSW 6

84%

67°

Thursday
11 JUN 2026

2 AM

69°

69°

Mostly Cloudy

26%
RAIN
.1–.25 in

0% Thunder
( 12% severe)

SSW 5

90%

66°

Low 67°

5 AM

67°

67°

Mostly Cloudy

SW 3

93%

65°

High 87°

8 AM

71°

71°

Partly Cloudy

18%
RAIN
<.01 in

0% Thunder
( 13% severe)

WSW 3

87%

67°

Partly Cloudy

Chance of Rain

11 AM

82°

85°

Partly Cloudy

W 5

65%

69°

2 PM

84°

88°

Mostly Cloudy

43%
RAIN
.5–1 in

0% Thunder
( 25% severe)

WNW 5

63%

70°

5 PM

80°

84°

Partly Cloudy

W 5

77%

72°

8 PM

74°

74°

Partly Cloudy

6%

0% Thunder
( 16% severe)

CALM

82%

68°

11 PM

69°

69°

Mostly Cloudy

CALM

90%

66°

Friday
12 JUN 2026

2 AM

66°

66°

Mostly Cloudy

5%

0% Thunder
( 4% severe)

CALM

93%

64°

Low 64°

5 AM

64°

66°

Partly Cloudy

CALM

97%

63°

High 81°

8 AM

69°

69°

Partly Cloudy

6%

0% Thunder
( 10% severe)

CALM

84%

64°

Mostly Cloudy

11 AM

77°

79°

Mostly Cloudy

E 5

69%

66°

2 PM

77°

79°

Mostly Cloudy

4%

0% Thunder
( 19% severe)

ESE 8

69%

66°

5 PM

73°

73°

Mostly Cloudy

E 8

79%

66°

8 PM

67°

67°

Mostly Cloudy

E 5

84%

62°


PORTSMOUTH, NH extended weather forecast
Saturday 13 JUN 2026	Sunday 14 JUN 2026	Monday 15 JUN 2026	Tuesday 16 JUN 2026	Wednesday 17 JUN 2026
Low 62°	Low 57°	Low 59°	Low 57°	Low 57°
High 79°	High 82°	High 78°	High 73°	High 74°

Mostly Cloudy 66% Rain	Mostly Cloudy 50% Rain	Mostly Cloudy 35% Rain	Overcast 46% Rain	Overcast 53% Rain

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