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Storm Events Database
Event Details
| Event | Hail |
| Magnitude | 1.00 in. |
| State | NEW HAMPSHIRE |
| County/Area | SULLIVAN |
| WFO | GYX |
| Begin Date | 07/21/2010 19:29:00 EST-5 |
| Begin Range | 4 |
| Begin Azimuth | ENE |
| Begin Location | CLAREMONT |
| Begin Lat/Lon | 43.4/-72.28 |
| End Date | 07/21/2010 19:33:00 EST-5 |
| Deaths Direct/Indirect | 0/0 (fatality details below, when available...) |
| Injuries Direct/Indirect | 0/0 |
| Property Damage | 0.00K |
| Crop Damage | 0.00K |
| Episode Narrative | Low pressure crossing southern Canada pushed a trailing cold front toward northern New England during the late afternoon and evening. Ahead of the front, thunderstorm activity quickly turned severe with numerous supercells producing damaging winds and large hail. These storms produced several tornadoes later in the evening across the border in southwest Maine. |
| Event Narrative | A severe thunderstorm produced 1 inch hail near Claremont. |
All events for this episode:
| Location | County/Zone | St. | Date | Time | T.Z. | Type | Mag | Dth | Inj | PrD | CrD |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Totals: | 0 | 1 | 0.00K | 0.00K | |||||||
| WARREN | GRAFTON CO. | NH | 07/21/2010 | 15:10 | EST-5 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| LITTLETON | GRAFTON CO. | NH | 07/21/2010 | 15:48 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| PIERMONT | GRAFTON CO. | NH | 07/21/2010 | 15:54 | EST-5 | Thunderstorm Wind | 70 kts. EG | 0 | 0 | 0.00K | 0.00K |
| WARREN | GRAFTON CO. | NH | 07/21/2010 | 16:10 | EST-5 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| WEST THORNTON | GRAFTON CO. | NH | 07/21/2010 | 16:38 | EST-5 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| LYME | GRAFTON CO. | NH | 07/21/2010 | 16:52 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| DORCHESTER | GRAFTON CO. | NH | 07/21/2010 | 17:04 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| WENTWORTH | GRAFTON CO. | NH | 07/21/2010 | 17:05 | EST-5 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| NORTH DORCHESTER | GRAFTON CO. | NH | 07/21/2010 | 17:05 | EST-5 | Thunderstorm Wind | 70 kts. EG | 0 | 1 | 0.00K | 0.00K |
| SANDWICH | CARROLL CO. | NH | 07/21/2010 | 17:14 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| GROTON | GRAFTON CO. | NH | 07/21/2010 | 17:19 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| HOLDERNESS | GRAFTON CO. | NH | 07/21/2010 | 17:35 | EST-5 | Hail | 0.88 in. | 0 | 0 | 0.00K | 0.00K |
| TUFTONBORO | CARROLL CO. | NH | 07/21/2010 | 17:56 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| WAKEFIELD | CARROLL CO. | NH | 07/21/2010 | 18:14 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| NEW DURHAM | STRAFFORD CO. | NH | 07/21/2010 | 18:33 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| CLAREMONT | SULLIVAN CO. | NH | 07/21/2010 | 19:29 | EST-5 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| NEWPORT | SULLIVAN CO. | NH | 07/21/2010 | 19:35 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| CHARLESTOWN | SULLIVAN CO. | NH | 07/21/2010 | 19:38 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| LOUDON | MERRIMACK CO. | NH | 07/21/2010 | 20:15 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| BARNSTEAD | BELKNAP CO. | NH | 07/21/2010 | 20:20 | EST-5 | Hail | 0.88 in. | 0 | 0 | 0.00K | 0.00K |
| BRENTWOOD | ROCKINGHAM CO. | NH | 07/21/2010 | 20:52 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| PORTSMOUTH | ROCKINGHAM CO. | NH | 07/21/2010 | 20:59 | EST-5 | Thunderstorm Wind | 50 kts. EG | 0 | 0 | 0.00K | 0.00K |
| Totals: | 0 | 1 | 0.00K | 0.00K |
