National Weather Service

Hazardous Weather Conditions

Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Partly Cloudy

86°F

30°C

Humidity	55%
Wind Speed	NE 5 mph
Barometer	30.04 in (1017.0 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	15 Jul 11:56 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles WSW Merrimack NH

Heat Advisory until July 15, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until July 15, 08:00pm
NOW until 8:00pm Tue
Heat Advisory
This Afternoon
High: 91 °F
Haze
Tonight
Low: 68 °F
Haze then
Patchy Fog
Wednesday
High: 93 °F
Patchy Fog
then Slight
Chance
T-storms
Wednesday Night
Low: 73 °F
Mostly Cloudy
then Chance
Showers and
Patchy Fog
Thursday
High: 90 °F
Chance
Showers and
Patchy Fog
then Chance
T-storms
Thursday Night
Low: 72 °F
Scattered
T-storms then
Partly Cloudy
Friday
High: 85 °F
Mostly Sunny
then Chance
Showers
Friday Night
Low: 62 °F
Chance
Showers then
Partly Cloudy

Detailed Forecast

This Afternoon

Widespread haze after 5pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 96. Calm wind becoming southwest around 5 mph.

Tonight

Widespread haze before 10pm. Patchy fog after 2am. Otherwise, mostly clear, with a low around 68. Calm wind.

Wednesday

A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 8am. Otherwise, sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

Wednesday Night

A 30 percent chance of showers after 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.

Thursday

A chance of showers, with thunderstorms also possible after 11am. Patchy fog before 9am. Otherwise, partly sunny and hot, with a high near 90. Southwest wind around 5 mph. Chance of precipitation is 50%.

Thursday Night

Scattered thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

Friday

A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 85.

Friday Night

A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 62.

Saturday

Mostly sunny, with a high near 84.

Saturday Night

Partly cloudy, with a low around 63.

Sunday

A 40 percent chance of showers. Partly sunny, with a high near 83.