Alert archive / New Hampshire / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 49, NWS Gray, ME

July 16, 2026York County, Maine; Rockingham County, Strafford County, New Hampshire

NWS Gray, ME issued this severe thunderstorm warning at Jul 16, 2026, 3:52 PM EDT for York County, Maine; Rockingham County, Strafford County, New Hampshire. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 16, 2026, 3:52 PM EDT (19:52 UTC)
Expired: Jul 16, 2026, 4:30 PM EDT
In force: 38 min
Issued by: NWS Gray, ME
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties York County, ME, Rockingham County, NH, Strafford County, NH

The radar

The Portland,ME radar (KGYX), 91 km from the middle of the area, began a volume at 19:53 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 7.9 hours before the alert went out and 90 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 3 J/kg
Mixed-layer CIN: -77 J/kg
Mixed-layer LCL: 1646 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 76 m²/s²
0-3 km storm-relative helicity: 127 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Gray, ME wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 16, 3:26 PM EDT, 26 minutes earlier.

Area forecast discussion, Jul 16, 3:26 PM EDT, 26 minutes before

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In the hours before

Local storm report, Jul 16, 3:31 PM EDT, 21 minutes before

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Local storm report, Jul 16, 3:35 PM EDT, 17 minutes before

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Local storm report, Jul 16, 3:37 PM EDT, 15 minutes before

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Local storm report, Jul 16, 3:42 PM EDT, 10 minutes before

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Local storm report, Jul 16, 3:48 PM EDT, 4 minutes before

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Local storm report, Jul 16, 3:52 PM EDT, 0 minutes before

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The office that day

Everything else NWS Gray, ME issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 16, 12:40 PM EDT	Severe Thunderstorm Warning	GYX	Franklin, Oxford	35 min
Jul 16, 1:21 PM EDT	Severe Thunderstorm Warning	GYX	Androscoggin, Cumberland, Kennebec, Oxford	39 min
Jul 16, 1:37 PM EDT	Severe Thunderstorm Warning	GYX	Kennebec, Knox, Lincoln, Somerset, Waldo	53 min
Jul 16, 1:49 PM EDT	Severe Thunderstorm Warning	GYX	Androscoggin, Cumberland, Kennebec, Knox, Lincoln, Sagadahoc	56 min
Jul 16, 1:51 PM EDT	Special Marine Warning	GYX		84 min
Jul 16, 2:04 PM EDT	Special Marine Warning	GYX		86 min
Jul 16, 2:20 PM EDT	Severe Thunderstorm Warning	GYX	Knox, Waldo	25 min
Jul 16, 2:46 PM EDT	Coastal Flood Statement	GYX	Cumberland, York	12 hr
Jul 16, 3:15 PM EDT	Severe Thunderstorm Warning	GYX	York	45 min
Jul 16, 3:19 PM EDT	Special Marine Warning	GYX		86 min
Jul 16, 4:44 PM EDT	Special Marine Warning	GYX		61 min
Jul 16, 4:44 PM EDT	Severe Thunderstorm Warning	GYX	Cheshire, Hillsborough, Rockingham	46 min
Jul 16, 4:53 PM EDT	Severe Thunderstorm Warning	GYX	Rockingham	26 min
Jul 16, 5:13 PM EDT	Severe Thunderstorm Warning	GYX	Cheshire, Hillsborough, Rockingham	35 min

Nearby

Severe Thunderstorm Warnings in New Hampshire, 2026 Severe Thunderstorm Warnings in Maine, 2026 Every severe thunderstorm warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.