Heat Advisory HEAT ADVISORY - Hillsborough  - Nashua  - Portsmouth Seacoast  - Rockingham  - Strafford

Heat and humidity build into the weekend as a subtropical ridge of high pressure drives the weather pattern for New England. There will be daily chances for storms through Saturday. Coverage will be limited while there is potential for a few strong storms and localized torrential rainfall.
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Updated: @ 08/06/2026 15:35 - next update at 15:40  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 91.5, Max: 91.8, Min: 64.0 91.5°F
Warmer 2.1°F than last hour.

Hot

Feels like: 100°F

24-hr difference
6.7°FWarmer 6.7°F than yesterday at this time.
  Today Yesterday
High: 91.8°F
15:33
86.4°F
14:59
Low: 64°F
06:10
55°F
05:44
 Calm
0
Gust:
0 mph
0 Bft - Calm
Today: 4 mph 13:50
Gust Month: 13 mph August 03
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 2.59 in
Season Total: 20.13 in
1 rain day in August.
Tonight

Tonight: Chance Showers And Thunderstorms then Patchy Fog
Chance Showers And T-Storms then Patchy Fog
Humidity & Barometer Almanac Moon
Humidity: 55 % Increased 1.0% since last hour.
Dew Point: 73.1°F Increased 2.5°F since last hour.
Barometer: 29.943 inHg Falling 0.01  inHg/hr
Baro Trend: Steady
Sunrise: 05:42
Sunset: 20:02
Moonset: 14:39
Moonrise: 23:42
Waning Crescent
Waning Crescent, Moon at 22 days in cycle
42%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 8.0 @ 11:24
58 W/m2 (8 %)
High: 884 @  13:15
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms

Hi 89 °F
NWS forecast: A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. Southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
 
Tonight

Tonight: Chance Showers And Thunderstorms then Patchy Fog
Chance Showers And T-Storms then Patchy Fog

Lo 68 °F
NWS forecast: A chance of showers and thunderstorms before 8pm, then patchy fog. Partly cloudy, with a low around 68. West wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.