Storm Station 247

New Hampshire, live

Drag to move. Pinch, scroll or use the buttons to zoom, from the whole state down to the radar’s own grid, a third of a mile across.

2 alerts in force in New Hampshire

High Surf Advisory1

High Surf Advisory

Until Sep 27, 8:00 PM EDT

Coastal York; Coastal Cumberland; Sagadahoc; Lincoln; Knox; Coastal Rockingham

MENHMinorExpectedLikelyIn force from Sep 25, 8:00 AM EDT

The full text and what to do

* WHAT...Large breaking waves of 7 to 12 feet.

* WHERE...In Maine, Coastal York, Coastal Cumberland, Sagadahoc, Lincoln and Knox Counties. In New Hampshire, Coastal Rockingham County.

* WHEN...From 8 AM Friday to 8 PM EDT Sunday.

* IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion.

What to do

Inexperienced swimmers should remain out of the water due to dangerous surf conditions.

Frost Advisory1

Frost Advisory

Until Sep 24, 7:00 AM EDT

Southern Oxford; Southern Franklin; Southern Somerset; Interior Waldo; Coastal Waldo; Interior Cumberland Highlands; Northern Grafton; Northern Carroll; and 2 more

MENHMinorExpectedLikelyIn force from Sep 24, 2:18 AM EDT, updated Sep 24, 2:18 AM EDT

The full text and what to do

Every area Southern Oxford; Southern Franklin; Southern Somerset; Interior Waldo; Coastal Waldo; Interior Cumberland Highlands; Northern Grafton; Northern Carroll; Southern Grafton; Southern Carroll

* WHAT...Temperatures as low as 34 will result in frost formation.

* WHERE...In Maine, Coastal Waldo, Interior Waldo, Southern Somerset, Interior Cumberland Highlands, Southern Franklin, and Southern Oxford Counties. In New Hampshire, Northern Carroll, Northern Grafton, Southern Carroll, and Southern Grafton Counties.

* WHEN...Until 7 AM EDT this morning.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

What to do

Take steps now to protect tender plants from the cold.

Every alert in force across the country

What stands in New Hampshire

Every kind of place an instrument stands at in New Hampshire, and how many stand at each.

What the snow tracker reads here

3 instruments in New Hampshire are read by 5 of the 63 mountains. Listed in the rank order of the state. Each one has its own page, and the ranking they feed is on the snow tracker.

The instruments

Ordered by name. Standing is three times the mountains forecast from an instrument plus the places that read it. It measures how much of the network depends on it, not how well it reports.By nameBy standing

Ammonoosuc River AT BethlehemBETN3 / 44.267, -71.633 / 1,220 ftrank1414of 497Androscoggin River At ErrolERRN3 / 44.782, -71.129 / 1,250 ftAshuelot RiverGILN3 / 43.039, -72.271 / 817 ftAshuelot River At West SwanzeySWAN3 / 42.871, -72.328 / 476 ftBarrington - Mendums PondMENN3 / 43.163, -71.068 / 213 ftCoheco River Near RochesterCOCN3 / 43.268, -70.974 / 154 ftCold River At AlsteadASTN3 / 43.149, -72.362 / 482 ftConnecticut River AT North StratfordNSTN3 / 44.749, -71.631 / 906 ftCONNECTICUT RIVER AT North WalpoleWLPN3 / 43.126, -72.437 / 262 ftConnecticut River 3 SW PittsburgPTSN3 / 45.040, -71.444 / 1,155 ftEpsom - Northwood LakeNWLN3 / 43.220, -71.290 / 518 ftExeter River At ExeterEXTN3 / 42.984, -71.039 / 102 ftFirst Connecticut LakeFCLN3 / 45.083, -71.283 / 1,699 ftGreat Bay At DurhamBGXN3 / 43.070, -70.830 / 23 ftrank2626of 497Holderness 5WNWHDEN3 / 43.774, -71.656 / 820 ftHorace LakeHRLN3 / 43.109, -71.774 / 675 ftrank2626of 497Hubbard Brook ScanHUBN3 / 43.933, -71.717 / 1,480 ftrank11of 497Isinglass River At DoverISIN3 / 43.235, -70.957 / 141 ftLake SunapeeLKSN3 / 43.386, -72.084 / 1,148 ftLake Winnipesaukee At Weirs BeachWEIN3 / 43.608, -71.460 / 509 ftLake Winnipesaukee OutletLAKN3 / 43.549, -71.465 / 518 ftLake WinnisquamLKWN3 / 43.502, -71.510 / 482 ftLincoln NEPPLICN3 / 44.042, -71.673 / 816 ftrank55of 497LyndeboroughLYNN3 / 42.885, -71.814 / 853 ftMascoma River At MascomaMCAN3 / 43.649, -72.182 / 745 ftrank2626of 497Mascoma River At West CanaanWCNN3 / 43.650, -72.081 / 889 ftMascoma River ScanMSRN3 / 43.783, -72.033rank22of 497Milton 3 PondsMLTN3 / 43.413, -70.988 / 417 ftNew Boston - SB PiscataquogSBPN3 / 43.015, -71.642 / 345 ftNew IpswitchNISN3 / 42.724, -71.849 / 954 ftNewfound RiverBRTN3 / 43.617, -71.741 / 614 ftNorthwoodNORN3 / 43.214, -71.247 / 518 ftNottingham - Pawtuckaway LakePAWN3 / 43.072, -71.151 / 243 ftOtter Brook At KeeneOTRN3 / 42.946, -72.237 / 774 ftrank2626of 497OUTSIDE & NW OF P.O @ PENNACOOK NHSLSN3 / 43.355, -71.501 / 689 ftrank2626of 497Pembroke - Bear BrookBERN3 / 43.156, -71.376 / 402 ftrank2626of 497Pittsburg - Lake FrancisLKFN3 / 45.050, -71.381 / 1,383 ftPittsfieldPTFN3 / 43.306, -71.331 / 456 ftPoorfarm BrookPOON3 / 43.573, -71.356 / 518 ftrank2626of 497Saco River AT ConwayCNWN3 / 43.983, -71.083 / 492 ftrank2626of 497Saco River At BartlettBLTN3 / 44.084, -71.285 / 692 ftrank88of 497SandownSANN3 / 42.949, -71.165 / 246 ftSecond Connecticut LakeSECN3 / 45.142, -71.182Shannon BrookSHAN3 / 43.730, -71.358 / 564 ftStoddard - Island PondILPN3 / 43.062, -72.081 / 1,283 ftSuncook River AT North ChichesterNCHN3 / 43.257, -71.370 / 358 ftTilton - Silver LakeSLVN3 / 43.471, -71.534 / 472 ftWakefield - Great East LakeGELN3 / 43.570, -70.973 / 619 ftWaterville ValleyWVVN3 / 43.946, -71.511 / 1,455 ftrank2626of 497Wentworth 2WNW - Baker FloodBKPN3 / 43.888, -71.958 / 929 ftWhite Mountain Nf Near ConwayCWYN3 / 43.981, -71.141 / 531 ftrank2626of 497Winnicut River At GreenlandWINN3 / 43.037, -70.849 / 26 ft