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Shaded-relief atlas plate of Portsmouth, Rhode Island: rivers, roads, the city limits and where the water drains.
RHODE ISLAND · NEWPORT COUNTY

Portsmouth

17,391 people, 10 ft above sea level in Newport County.

10 ftElevation, city center
17,391People, 2024 estimate
23 sq miLand area
Sunny 65°
Sunny now Dew point 57° · NNW 7 mph · high 67°
City of Portsmouth River Interstate 2 miles
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The Portsmouth plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.

MILE1
TODAY

Today in Portsmouth

NWS forecast and National Blend of Models · updated 4:00 PM EDT
RIGHT NOW Rhode Island TF Green International Airport (KPVD) · 3:51 PM
Sunny
65° Sunny Feels like 65° · high of 67° near 4 PM
WindNNW 7 mphno gusts
Humidity76%rising to 96% by morning
Pressure29.95 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 57° · Comfortableabout the same for three days
DryComfortableStickyMuggyOppressive
NEXT RAIN
Showers
Friday30% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINSept. 271.75 in · 2 dry days
ALERTS & OUTLOOKS
No watches or warnings for Newport County
NWS Norton and the Storm Prediction Center · checked 4:56 PM
SUN & MOON
↑ 6:39 AM6:31 PM ↓
11 h 51 m of daylight, 3 minutes less than yesterday
Waning gibbous, 88% lit. The Harvest Moon was full Saturday.
AIR & POLLEN
19
GOODAir quality index · ozone
Tomorrow: 39, good. No pollen source yet.

The next three days, hour by hour

Sky: clear, cloudy, night Rain likely National Blend of Models
TUESDAY, SEPT. 29
WEDNESDAY, SEPT. 30
THURSDAY, OCT. 1
FRIDAY, OCT. 2
4p
7p
10p
1a
4a
7a
10a
1p
4p
7p
10p
1a
4a
7a
10a
1p
4p
7p
10p
1a
4a
7a
10a
1p
mostly cloudy day
mostly cloudy night
mostly cloudy night
partly cloudy night
partly cloudy night
partly cloudy day
mostly sunny
partly cloudy day
partly cloudy day
partly cloudy night
mostly cloudy night
mostly cloudy night
partly cloudy night
mostly cloudy day
mostly sunny
mostly sunny
partly cloudy day
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy day
mostly sunny
partly cloudy day
TEMPERATURE °F
67°
56°
70°
59°
75°
66°
CHANCE OF RAIN
50%
WIND, MPH
5
0
3
2
1
1
0
6
8
7
6
6
6
7
9
13
13
10
9
9
9
9
12
14
HOW IT FEELS · DEW POINT
Comfortable: dew points 55 to 63°

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 70° / 51°
TUE Sept. 29 Mostly cloudy Mostly cloudy
67° 56°
0% rain — NNW 4 A
WED Sept. 30 Partly cloudy Partly cloudy
71° 59°
0% rain — S 3 B
THU Oct. 1 Partly cloudy Partly cloudy
77° 65°
0% rain — SW 10 B
FRI Oct. 2 Chance of showers Chance of showers
80° 59°
30% rain up to 0.05″ WSW 12 B
SAT Oct. 3 Partly cloudy; cooler Partly cloudy; cooler
69° 50°
10% rain — ENE 6 C
SUN Oct. 4 Chance of showers Chance of showers
64° 52°
40% rain up to 0.6″ SE 7 B
MON Oct. 5 Mostly sunny Mostly sunny
64° 45°
20% rain — NW 12 C
How sure are we? AModels agree: highs within 4° BSome spread: within 8° CWide spread: check back
Range from the National Blend of Models percentiles · graded on Forecast Scores
AIR MAIL

Where today’s air came from

MILE7
ON THE NETWORK

Around Portsmouth on the Forecast Network

Neighboring plates

Providence RI · 17 MI 17 miles northwest Brockton MA · 36 MI 36 miles north Boston MA · 53 MI 53 miles north Brookhaven NY · 101 MI 101 miles southwest Hempstead NY · 138 MI 138 miles southwest New York NY · 152 MI 152 miles southwest
FORECASTCITY
Atlas plate of Portsmouth, Rhode Island. Explore the plate
RHODE ISLAND · NEWPORT

Portsmouth

17,391 people, 10 ft above sea level in Newport County.

10 ftElevation
17,391People
23 sq miLand
Sunny 65°
SunnyDew point 57°
1

Today in Portsmouth

NEXT 15 HOURS
Now mostly cloudy day 67° 0%
7p mostly cloudy night 64° 1%
10p mostly cloudy night 61° 1%
1a partly cloudy night 59° 1%
4a partly cloudy night 58° 0%
7a partly cloudy day 56° 0%
Showers
NEXT RAINFriday · 30%
→
Tue0%
Mostly cloudy Mostly cloudy
56
67
A
Wed0%
Partly cloudy Partly cloudy
59
71
B
Thu0%
Partly cloudy Partly cloudy
65
77
B
Fri30%
Chance of showers Chance of showers
59
80
B
Sat10%
Partly cloudy; cooler Partly cloudy; cooler
50
69
C
Sun40%
Chance of showers Chance of showers
52
64
B
Mon20%
Mostly sunny Mostly sunny
45
64
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
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