High Surf Advisory HIGH SURF ADVISORY - Portsmouth Seacoast  - Rockingham

A weakening nor'easter will move south of the region tonight before pulling away from the area on Tuesday. Rain will continue along with hazardous beach conditions before a warming and drying trend develops through midweek.
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Updated: @ 09/28/2026 17:35 - next update at 17:40  
Summary / Temperature Wind Rain Outlook
Light rain, Overcast Light rain, Overcast
Currently: 53.6, Max: 56.8, Min: 53.6 53.6°F
Colder 1.0°F than last hour.

Cool

Feels like: 54°F

24-hr difference
-2.6°FColder 2.6°F than yesterday at this time.
  Today Yesterday
High: 56.8°F
00:20
57.9°F
00:00
Low: 53.6°F
17:21
53.8°F
04:42
 Wind from N N
1
Gust:
2 mph
0 Bft - Calm
Today: 7 mph 17:25
Gust Month: 16 mph September 14
Rain Today: 0.67 in
Rain Rate (/hr): 0.06 in
Rain Yesterday: 0.51 in
Storm Rain: 1.32 in
This Month: 5.35 in
Season Total: 26.43 in
14 rain days in September.
Tonight

Tonight: Rain
Rain
Humidity & Barometer Almanac Moon
Humidity: 99 %  
Dew Point: 53.3°F Decreased 1.0°F since last hour.
Barometer: 29.807 inHg  
Baro Trend: Steady
Sunrise: 06:41
Sunset: 18:33
Moonset: 08:58
Moonrise: 19:12
Waning Gibbous
Waning Gibbous, Moon at 16 days in cycle
94%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 0.0 @ 00:00
2 W/m2 (3 %)
High: 91 @  13:39
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Rain
Rain

Hi 57 °F
NWS forecast: Rain and areas of fog. Cloudy, with a high near 57. Northeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
 
Tonight

Tonight: Rain
Rain

Lo 51 °F
NWS forecast: Rain and areas of fog before 3am, then areas of fog and a chance of rain. Cloudy, with a low around 51. North wind 0 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.