Tropical Storm Isaias was the first tropical storm to impact New Hampshire since 2011.  The center of the storm tracked west of the state, keeping the flooding rain associated with the storm across New York.  The primary impacts the storm brought to New Hampshire were gusty winds with widespread reports of wind gusts in the mid to upper 40s.  Numerous trees and branches were brought down with scattered power outages across the state.  An area of enhanced damage was concentrated in Carroll County as a squall line pushed through the region.  Concentrated tree damage toppled 100s of trees with one fatality being reported as a large crashed into the home. Overall storm impacts were brief with a period of gusty winds from the south to southeast on the evening of August 4th causing most of the damage.  There was no coastal flooding reported as the relatively minor storm surge of around a foot coincided at the time of low tide on the New Hampshire coast.

Astronomical Low Tide in SULLIVAN, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 05-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought moderate impacts to Sullivan County with scattered reports of trees and branches down leading to scattered power outages. Some damage occurred within an outer feeder band during the early and middle afternoon across the western half of the county. Isolated wind damage occurred during the evening hours when Isaias made its closest approach. Overall power outages for the county remained low with  15% of the county without power. No flooding was reported.

Tropical Storm in COASTAL ROCKINGHAM, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 05-AUG-20 01:12:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought moderate impacts to Rockingham County with scattered reports of trees and branches down leading to scattered power outages. Storm surge remained around 1 foot but hit at low tide with no coastal flooding reported.

Tropical Storm in BELKNAP, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought limited impacts to Belknap County with isolated reports of trees and branches down leading to scattered power outages.  Overall impacts to the power grid were limited.  Locally heavy rain in the White Mountains occurred with generally 1.5 falling, but no flooding was reported.

Tropical Storm in CHESHIRE, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought moderate impacts to Cheshire County with scattered reports of trees and branches down leading to scattered power outages.  Some damage occurred within an outer feeder band during the early and middle afternoon across the western half of the county.  Isolated wind damage occurred during the evening hours when Isaias made its closest approach.  Overall power outages for the county remained low with less than 15% of the county without power.  No flooding was reported.

Tropical Storm in EASTERN HILLSBOROUGH, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought limited impacts to Hillsborough County with isolated reports of trees and branches down leading to isolated power outages. Some damage occurred within an outer feeder band during the early and middle afternoon across the western half of the county. Isolated wind damage occurred during the evening hours when Isaias made its closest approach. Overall power outages for the county remained low with less than 5% of the county without power. No flooding was reported.

Tropical Storm in INTERIOR ROCKINGHAM, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought moderate impacts to Rockingham County with scattered reports of trees and branches down leading to scattered power outages. No flooding was reported.

Tropical Storm in WESTERN AND CENTRAL HILLSBOROUGH, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought limited impacts to Hillsborough County with isolated reports of trees and branches down leading to isolated power outages. Isolated wind damage occurred during the evening hours when Isaias made its closest approach. Overall power outages for the county remained low with less than 5% of the county customers without power. No flooding was reported.

Tropical Storm in MERRIMACK, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Property damage: 5.00K
Reported by: Law Enforcement

Tropical Storm Isaias brought moderate impacts to Merrimack County due to gusty winds downing multiple trees and branches as winds gusted up to 45 mph.  Multiple reports of trees and branches down led to scattered power outages with a peak power outage rate of 10% of customers in the county.  A tree fell on a house in Epsom, causing structural damage to the home. No flooding was reported.

Tropical Storm in NORTHERN CARROLL, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Property damage: 50.00K
Reported by: Law Enforcement

Tropical Storm Isaias brought the greatest impacts to the state of New Hampshire in Carroll County.  Numerous snapped and uprooted trees along with broken branches caused downed power lines throughout the county.  Carroll County was the hardest hit for outages with 30% of customers losing power, the majority of power was restored within 24 hours.  An enhanced region of tree damage, with estimated wind speeds of 70 mph, occurred in North Conway causing 100s of trees to fall.  One large Eastern White Pine tree fell on a house, killing one person.  Additional enhanced tree damage was reported in Bartlett. No flooding was reported.

Tropical Storm in SOUTHERN CARROLL, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought the greatest impacts to the state of New Hampshire in Carroll County. Numerous snapped and uprooted trees along with broken branches caused downed power lines throughout the county. Carroll County was the hardest hit for outages with 30% of customers losing power, the majority of power was restored within 24 hours. An enhanced region of tree damage, with estimated wind speeds of 70 mph, occurred in Freedom causing large swaths of trees to be blown down. No flooding was reported.

Tropical Storm in NORTHERN COOS, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought limited impacts to COOS County with isolated reports of snapped and uprooted trees along with broken branches due to the gusty winds.  Scattered power outages were reported, with a majority of power being restored within 24 hours. No flooding was reported.

Tropical Storm in SOUTHERN COOS, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought limited impacts to COOS County with isolated reports of snapped and uprooted trees along with broken branches due to the gusty winds.  Scattered power outages were reported, with a majority of power being restored within 24 hours. No flooding was reported.

Tropical Storm in NORTHERN GRAFTON, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought limited impacts to Grafton County with isolated reports of snapped and uprooted trees along with broken branches due to wind gusts in the 40 mph range. Grafton County reported scattered power outages with the majority of power being restored within 24 hours.  No flooding was reported.

Tropical Storm in SOUTHERN GRAFTON, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought limited impacts to Grafton County with isolated reports of snapped and uprooted trees along with broken branches due to wind gusts in the 40 mph range. Grafton County reported scattered power outages with the majority of power being restored within 24 hours. No flooding was reported.

Tropical Storm in STRAFFORD, NEW HAMPSHIRE
From 04-AUG-20 12:00:00 to 04-AUG-20 22:28:00 (EST-5)
Reported by: Law Enforcement

Tropical Storm Isaias brought moderate impacts to Strafford County with multiple reports of snapped and uprooted trees along with broken branches due to wind gusts in the 40 mph range. Strafford County reported scattered power outages with the majority of power being restored within 24 hours. No flooding was reported.