PORTSMOUTH, NH 03803 Weather Forecast & Current Conditions

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03803 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
PORTSMOUTH, NH Current Weather
11:55 AM EDT MAY 1, 2025
Broken Clouds 55°F
Feels Like:	52°F
Dewpoint:	30°F
Rel. Hum.:	38%
Visibility:	10 miles
Wind:	SE at 12 mph
Pressure:	30.18 inches
Last 72 hours
Local Area Snow Depth
New Hampshire Current Weather
New Hampshire MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

03803 WEATHER FORECAST
10-Day model forecast maps 2024 Hurricanes	PORTSMOUTH, NH 03803 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Mostly sunny. Highs in the upper 50s. Light and variable winds, becoming southeast 10 to 15 mph with gusts up to 25 mph.

TONIGHT
Partly cloudy in the evening, then cloudy with showers likely after midnight. Lows in the upper 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

FRIDAY
Cloudy with showers likely in the morning, then partly sunny in the afternoon. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 30 mph in the morning, becoming light and variable. Chance of rain 60 percent.

FRIDAY NIGHT
Partly cloudy. Lows in the lower 50s. South winds around 10 mph in the evening, becoming light and variable.

SATURDAY
Partly sunny. Scattered showers in the morning, then showers likely in the afternoon. Highs around 70. Light and variable winds, becoming south around 10 mph in the afternoon. Chance of rain 60 percent.

SATURDAY NIGHT
Showers likely. Lows in the upper 40s. Chance of rain 60 percent.

SUNDAY
Mostly cloudy in the morning, then becoming partly sunny. Scattered showers. Highs around 60. Chance of rain 50 percent.

SUNDAY NIGHT
Partly cloudy. Lows in the lower 40s.

MONDAY
Partly sunny. Highs in the mid 50s.

MONDAY NIGHT
Partly cloudy. Lows in the lower 40s.

TUESDAY
Partly sunny. A chance of showers in the afternoon. Highs around 60. Chance of rain 30 percent.

TUESDAY NIGHT
Partly cloudy with a 30 percent chance of showers. Lows in the upper 40s.

WEDNESDAY
Partly sunny with a 30 percent chance of showers. Highs in the lower 60s.

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 PM EDT 4/30/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
1 MAY 2025

2 AM

46°

45°

Partly Cloudy

0%

0% Thunder
( 0% severe)

NNW 2

49%

28°

Low 41°

5 AM

42°

41°

Partly Cloudy

NW 1

60%

29°

High 59°

8 AM

47°

46°

Partly Cloudy

0%

0% Thunder
( 0% severe)

CALM

53%

31°

Partly Cloudy

11 AM

55°

55°

Partly Cloudy

SSE 2

38%

30°

2 PM

58°

57°

Partly Cloudy

3%

0% Thunder
( 0% severe)

SE 7

36%

31°

5 PM

56°

54°

Partly Cloudy

SSE 9

40%

32°

8 PM

51°

48°

Partly Cloudy

21%
RAIN
<.01 in

0% Thunder
( 3% severe)

SSE 7

54%

35°

11 PM

50°

48°

Mostly Cloudy

S 6

61%

37°

Friday
2 MAY 2025

2 AM

50°

48°

Mostly Cloudy

51%
RAIN
***

0% Thunder
( 14% severe)

S 6

63%

38°

Low 47°

5 AM

49°

47°

Overcast

SSE 6

74%

41°

High 69°

8 AM

49°

46°

Overcast

24%
RAIN
.01–.1 in

0% Thunder
( 9% severe)

SSE 7

86%

45°

Mostly Cloudy

Chance of Rain

11 AM

55°

52°

Mostly Cloudy

SSE 9

77%

48°

2 PM

63°

62°

Mostly Cloudy

20%
RAIN
.5–1 in

0% Thunder
( 10% severe)

S 12

65%

51°

5 PM

65°

65°

Mostly Cloudy

S 12

65%

53°

8 PM

61°

60°

Mostly Cloudy

8%

0% Thunder
( 10% severe)

S 8

75%

53°

11 PM

60°

59°

Mostly Cloudy

SSW 7

81%

54°


PORTSMOUTH, NH extended weather forecast
Saturday 3 MAY 2025	Sunday 4 MAY 2025	Monday 5 MAY 2025	Tuesday 6 MAY 2025	Wednesday 7 MAY 2025
Low 55°	Low 57°	Low 48°	Low 46°	Low 47°
High 74°	High 71°	High 57°	High 62°	High 63°

Mostly Cloudy 52% Rain	Overcast 78% Rain	Overcast 81% Rain	Overcast 78% Rain	Overcast 71% Rain

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