A very strong storm is bringing heavy rain, the threat of flooding, some snow, and powerful winds that will cause some power outages. Clouds lower and thicken early this evening with a light mix of rain and wet snow developing.>> Weather alertsSNOW BEFORE RAIN FILLS IN Some pockets of snow and/or wintry mix are likely as the precipitation begins tonight, especially in areas north and west of Concord with the most in the higher terrain.>> Interactive RadarIt’s possible that a couple of inches of snow accumulate in western areas, and as much as 3-6 inches of snow could accumulate across the White Mountains and North Country, before the precipitation changes to rain Friday morning. Rain is expected for all of New Hampshire for most of the day Friday as temperatures climb into the 40s and 50s. There are significant concerns about the potential impacts of this storm.FLOODING THREATRain will fall moderate to heavy a good part of the day with 1-2.5 inches in southern areas and 3 inches or more in the mountains. That heavy rain, coupled with rapid snowmelt, could mean localized flooding.>> View the hour-by-hour precipitation timeline for the storm: Along the coastline, there is the threat for moderate to possibly major flooding centered around Friday morning’s high tide, which already is astronomically high, as this storm will bring a surge. The morning high tide time at Hampton Beach is 10:30 a.m. Flooding will be possible from 8am through 1pm. A flood watch is in effect for most of New Hampshire for Friday, while a coastal flood warning is in effect at the Seacoast around the time of the morning high tide and through the early afternoon.WIND THREATWinds will be very strong throughout the day Friday. There could be some gusts to 50-60+ mph with isolated gusts around 66 mph, especially at the coast and in the higher terrain of northern NH in the morning and again mid to late afternoon as a strong cold front moves in.>> See hour-by-hour projections for wind gusts:–High wind warnings(gusts possibly over 60mph) are in effect for Rockingham, Strafford, Coos, and northern Grafton County with a wind advisory(gusts to 50mph possible) elsewhere.ROAD RE-FREEZETemperatures will likely go from 45 to 55 degrees in the early to mid afternoon down to freezing or below by late afternoon west and elsewhere during the early evening with much lower temps quickly after. Any standing water still on roadways will freeze, leading to icy conditions Friday Evening into the overnight hours. Drivers should plan accordingly, and folks out and about should watch for black ice on sidewalks and driveways.The one good thing is that the strong winds may help dry out road surfaces before temperatures drop below freezing, which could help limit widespread icing. CHRISTMAS EVE AND CHRISTMAS DAYWhat follows this storm is a blast of cold air just in time for Christmas Eve and Christmas Day. Highs will likely only be in the 20s for both days over the weekend. Wind chills will probably start in the single digits or below zero Saturday morning.Stay with the Storm Watch 9 team for updates.Be weather aware! Download the WMUR app for Apple or Android devices and turn on push notifications. You can choose to receive weather alerts for your geolocation and/or up to three ZIP codes. In addition, you can receive word when precipitation is coming to your area.Follow the Storm Watch 9 team on social media:Mike Haddad: Facebook | TwitterKevin Skarupa: Facebook | TwitterHayley LaPoint: Facebook | TwitterJacqueline Thomas: Facebook | TwitterMatt Hoenig: Facebook | Twitter
A very strong storm is bringing heavy rain, the threat of flooding, some snow, and powerful winds that will cause some power outages.
Clouds lower and thicken early this evening with a light mix of rain and wet snow developing.
>> Weather alerts
SNOW BEFORE RAIN FILLS IN
Some pockets of snow and/or wintry mix are likely as the precipitation begins tonight, especially in areas north and west of Concord with the most in the higher terrain.
>> Interactive Radar
It’s possible that a couple of inches of snow accumulate in western areas, and as much as 3-6 inches of snow could accumulate across the White Mountains and North Country, before the precipitation changes to rain Friday morning.
Rain is expected for all of New Hampshire for most of the day Friday as temperatures climb into the 40s and 50s.
There are significant concerns about the potential impacts of this storm.
FLOODING THREAT
Rain will fall moderate to heavy a good part of the day with 1-2.5 inches in southern areas and 3 inches or more in the mountains. That heavy rain, coupled with rapid snowmelt, could mean localized flooding.
>> View the hour-by-hour precipitation timeline for the storm:
Along the coastline, there is the threat for moderate to possibly major flooding centered around Friday morning’s high tide, which already is astronomically high, as this storm will bring a surge. The morning high tide time at Hampton Beach is 10:30 a.m. Flooding will be possible from 8am through 1pm.
A flood watch is in effect for most of New Hampshire for Friday, while a coastal flood warning is in effect at the Seacoast around the time of the morning high tide and through the early afternoon.
WIND THREAT
Winds will be very strong throughout the day Friday. There could be some gusts to 50-60+ mph with isolated gusts around 66 mph, especially at the coast and in the higher terrain of northern NH in the morning and again mid to late afternoon as a strong cold front moves in.
>> See hour-by-hour projections for wind gusts:
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High wind warnings(gusts possibly over 60mph) are in effect for Rockingham, Strafford, Coos, and northern Grafton County with a wind advisory(gusts to 50mph possible) elsewhere.
ROAD RE-FREEZE
Temperatures will likely go from 45 to 55 degrees in the early to mid afternoon down to freezing or below by late afternoon west and elsewhere during the early evening with much lower temps quickly after. Any standing water still on roadways will freeze, leading to icy conditions Friday Evening into the overnight hours. Drivers should plan accordingly, and folks out and about should watch for black ice on sidewalks and driveways.
The one good thing is that the strong winds may help dry out road surfaces before temperatures drop below freezing, which could help limit widespread icing.
CHRISTMAS EVE AND CHRISTMAS DAY
What follows this storm is a blast of cold air just in time for Christmas Eve and Christmas Day. Highs will likely only be in the 20s for both days over the weekend.
Wind chills will probably start in the single digits or below zero Saturday morning.
Stay with the Storm Watch 9 team for updates.
Be weather aware! Download the WMUR app for Apple or Android devices and turn on push notifications. You can choose to receive weather alerts for your geolocation and/or up to three ZIP codes. In addition, you can receive word when precipitation is coming to your area.
Follow the Storm Watch 9 team on social media: