Belknap County, NH Weather Alerts
Every National Weather Service alert issued for Belknap County, New Hampshire, pushed to your phone within moments — county code NHC001, forecast zone NHZ009. Free with StormCast.
Download on Google PlayHow the NWS identifies Belknap County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches NHC001 directly rather than matching on place names, which is why an alert arrives whether you are in Alton or anywhere else in the county.
NWS County Code
NHC001
Forecast Zone
NHZ009
Forecast Office
Gray (GYX)
Radar Station
KGYX
Towns covered in Belknap County
An NWS alert for Belknap County applies to all 16 of these communities. You do not need a separate alert for each one.
River gauges in and around Belknap County
StormCast tracks 4 gauges near Belknap County. Set a flood-stage alert on any of them to get notified before the water reaches you.
Current conditions
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Alert types issued for Belknap County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Belknap County weather alert questions
Which NWS forecast zone is Belknap County in?
Belknap County, New Hampshire is NWS county code NHC001 and forecast zone NHZ009. Alerts for it are issued by the Gray (GYX) Weather Forecast Office, and the nearest NEXRAD radar is KGYX.
Which towns in Belknap County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Belknap County covers every community inside it, including Alton, Alton Bay, Barnstead, Belmont, Center Barnstead, Center Harbor, Gilford, Gilmanton, Gilmanton Iron Works, Laconia, Lochmere, Meredith, New Hampton, Sanbornton, Tilton and Winnisquam.
Are there river gauges in Belknap County?
Yes — StormCast monitors 4 river gauges in and around Belknap County, including Winnipesaukee River at Tilton, Pemigewasset River at Franklin Falls Dam, Smith River (NH) at Bristol. You can set a flood-stage alert on any of them and get a push notification when the water rises.
How fast are alerts for Belknap County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for NHC001, the push notification goes out within moments — even with your screen off.