Heat Advisory HEAT ADVISORY - Belknap  - Caroll N  - Caroll S  - Cheshire/Keene  - Concord/Merrimack  - Coos South  - Grafton N  - Grafton S  - Hillsborough  - Nashua  - Portsmouth Seacoast  - Rockingham  - Strafford  - Sullivan

Hot today with greater humidity creating widespread heat indices between 95 and 100. Severe weather, potentially locally significant, is likely from late afternoon into the early overnight hours today. The highest threat for severe weather is expected to be from 6 PM to 2 AM. Damaging winds, large hail, tornadoes, and frequent lightning are all possible.
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Updated: @ 07/14/2026 14:35 - next update at 14:40  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 84.5, Max: 84.7, Min: 67.3 84.5°F
Warmer 1.1°F than last hour.

Warm

Feels like: 90°F

24-hr difference
-2.6°FColder 2.6°F than yesterday at this time.
  Today Yesterday
High: 84.7°F
14:34
88.3°F
14:44
Low: 67.3°F
04:20
56.1°F
05:16
 Wind from SE SE
1
Gust:
3 mph
0 Bft - Calm
Today: 7 mph 13:04
Gust Month: 17 mph July 04
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0.19 in
Season Total: 15.97 in
3 rain days in July.
Tonight

Tonight: Partly Cloudy then Isolated Rain Showers
Partly Cloudy then Isolated Rain Showers
Humidity & Barometer Almanac Moon
Humidity: 66 % Decreased 1.0% since last hour.
Dew Point: 71.9°F Increased 0.7°F since last hour.
Barometer: 29.724 inHg Falling 0.03  inHg/hr
Baro Trend: Steady
Sunrise: 05:20
Sunset: 20:25
Moonrise: 05:11
Moonset: 21:02
New Moon
New Moon, Moon at 0 days in cycle
0%
Illuminated
UV Index Solar Radiation
   1.7     Low 
High: 5.0 @ 12:59
215 W/m2 (24 %)
High: 525 @  13:00
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Mostly Sunny
Mostly Sunny

Hi 95 °F
NWS forecast: Mostly sunny, with a high near 95. Heat index values as high as 99. West wind around 10 mph.
 
Tonight

Tonight: Partly Cloudy then Isolated Rain Showers
Partly Cloudy then Isolated Rain Showers

Lo 72 °F
NWS forecast: Isolated rain showers after 5am. Partly cloudy, with a low around 72. Heat index values as high as 97. West wind 5 to 10 mph. Chance of precipitation is 20%.