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Weather Forecast for White Mountains

New Hampshire, United States of America

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Light drizzle

Current Weather - White Mountains: 9°C

New Hampshire, United States of America

Light drizzle

Feels like 4°C

Wind

5 km/h E

Humidity

98%

Pressure

1010 mb

UV Index

0

Visibility

0 km
Light drizzle

Light drizzle

Thursday, July 30, 2026

High

14°C

Low

8°C

Rain Chance

95%

Hourly Forecast

Light rain 8°C
08:00
Moderate rain 8°C
09:00
Light rain 8°C
10:00
Light rain 9°C
11:00
Light rain 9°C
12:00
Light drizzle 14°C
13:00
Light drizzle 14°C
14:00
Light rain 14°C
15:00
Light rain 14°C
16:00
Light drizzle 14°C
17:00
Light drizzle 14°C
18:00
Light drizzle 14°C
19:00
Fog 14°C
20:00
Fog 14°C
21:00
Fog 13°C
22:00
Fog 13°C
23:00
Jul 31

Day Statistics

Maximum Wind

6 km/h

Humidity

99%

Precipitation

20 mm

UV Index

1

Visibility

3 km

Rain Chance

95%

Snow Chance

0%

Sun & Moon

Sunrise

05:30 AM

Sunset

08:12 PM

Moonrise

08:58 PM

Moonset

06:36 AM

Moon Phase

Waning Gibbous

Moon Illumination

96%

Air Quality

PM2.5

2.3

μg/m³

PM10

2.5

μg/m³

NO₂

1.2

μg/m³

O₃

50.2

μg/m³

SO₂

0.4

μg/m³

CO

96

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Flood Watch issued July 29 at 2:13PM EDT until July 30 at 8:00AM EDT by NWS Gray ME

Southern Grafton; Southern Carroll; Sullivan; Merrimack; Belknap; Strafford; Cheshire; Eastern Hillsborough; Interior Rockingham; Coastal Rockingham; Western And Central Hillsborough Jul 29, 02:13 PM - Jul 30, 02:15 AM
Severity: Severe Urgency: Future

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, northern, and southern New Hampshire, including the following areas, in New Hampshire, Western And Central Hillsborough. In central New Hampshire, Belknap, Merrimack, Strafford and Sullivan. In northern New Hampshire, Southern Carroll and Southern Grafton. In southern New Hampshire, Cheshire, Coastal Rockingham, Eastern Hillsborough and Interior Rockingham. * WHEN...Through Thursday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas.

You should monitor the latest forecast and be prepared to take action should Flash Flood Warnings be issued.

Event: Flood Watch Certainty: Possible Category: Met

Flood Watch issued July 29 at 10:45PM EDT until July 30 at 8:00AM EDT by NWS Gray ME

Southern Grafton; Southern Carroll; Sullivan; Merrimack; Belknap; Strafford; Cheshire; Eastern Hillsborough; Interior Rockingham; Coastal Rockingham; Western And Central Hillsborough Jul 29, 10:45 PM - Jul 30, 08:00 AM
Severity: Severe Urgency: Future

* WHAT...Flash flooding caused by excessive rainfall is possible, especially in slow moving thunderstorms. * WHERE...Portions of central, northern, and southern New Hampshire, including the following areas, in New Hampshire, Western And Central Hillsborough. In central New Hampshire, Belknap, Merrimack, Strafford and Sullivan. In northern New Hampshire, Southern Carroll and Southern Grafton. In southern New Hampshire, Cheshire, Coastal Rockingham, Eastern Hillsborough and Interior Rockingham. * WHEN...Until 8 AM EDT Thursday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas.

You should monitor the latest forecast and be prepared to take action should Flash Flood Warnings be issued.

Event: Flood Watch Certainty: Possible Category: Met