Coastal Flood Statement COASTAL FLOOD STATEMENT - Portsmouth Seacoast  - Rockingham

There is an increasing risk for strong to severe thunderstorms on Thursday. High astronomical tides tonight bring waters levels close to flood stage, and may result in minor coastal flooding during the nighttime high tide cycle from Portland to Hampton.
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Updated: @ 06/17/2026 15:05 - next update at 15:10  
Summary / Temperature Wind Rain Outlook
Mostly cloudy Mostly cloudy
Currently: 79.6, Max: 80.1, Min: 47.3 79.6°F
Warmer 0.8°F than last hour.

Warm

Feels like: 80°F

24-hr difference
4.4°FWarmer 4.4°F than yesterday at this time.
  Today Yesterday
High: 80.1°F
14:09
76.1°F
14:55
Low: 47.3°F
05:15
50.4°F
06:00
 Wind from SE SE
3
Gust:
6 mph
1 Bft - Light air
Today: 6 mph 11:21
Gust Month: 14 mph June 03
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0.91 in
Season Total: 12.62 in
3 rain days in June.
Tonight

Tonight: Mostly Cloudy then Rain Showers Likely
Mostly Cloudy then Rain Showers Likely
Humidity & Barometer Almanac Moon
Humidity: 40 % Decreased 2.0% since last hour.
Dew Point: 52.9°F Decreased 0.8°F since last hour.
Barometer: 29.672 inHg Rising 0.03  inHg/hr
Baro Trend: Steady
Sunrise: 05:06
Sunset: 20:29
Moonrise: 07:41
Moonset: 23:08
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
10%
Illuminated
UV Index Solar Radiation
   1.0     Low 
High: 9.0 @ 11:45
110 W/m2 (13 %)
High: 995 @  11:54
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Sunny
Sunny

Hi 80 °F
NWS forecast: Sunny, with a high near 80. South wind around 5 mph.
 
Tonight

Tonight: Mostly Cloudy then Rain Showers Likely
Mostly Cloudy then Rain Showers Likely

Lo 53 °F
NWS forecast: Rain showers likely and patchy fog after 3am. Mostly cloudy, with a low around 53. Southeast wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.