Alert archive / New Hampshire / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 17, NWS Gray, ME

June 18, 20184 counties in New Hampshire

NWS Gray, ME issued this severe thunderstorm warning at Jun 18, 2018, 5:51 PM EDT for 4 counties in New Hampshire. It was in force for 54 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: Jun 18, 2018, 5:51 PM EDT (21:51 UTC)
Expired: Jun 18, 2018, 6:45 PM EDT
In force: 54 min
Issued by: NWS Gray, ME
Area: Storm-based polygon
Hail: 0.75 in
Wind: 70.0 mph

Counties Hillsborough County, NH, Merrimack County, NH, Rockingham County, NH, Strafford County, NH

The radar

The Portland,ME radar (KGYX), 124 km from the middle of the area, began a volume at 21:50 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 18, 2:49 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

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 Jun 18, 3:21 PM EDT, 2 hours 30 minutes earlier.

Area forecast discussion, Jun 18, 3:21 PM EDT, 2 hours 30 minutes before

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Hazardous weather outlook, Jun 18, 2:52 PM EDT, 2 hours 59 minutes before

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In the hours before

Special weather statement, Jun 18, 5:21 PM EDT, 30 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 18, 5:25 PM EDT, 26 minutes before

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      <p id="message1">
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      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 18, 5:26 PM EDT, 25 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 18, 5:27 PM EDT, 24 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 18, 5:28 PM EDT, 23 minutes before

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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
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</html>

Local storm report, Jun 18, 5:35 PM EDT, 16 minutes before

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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 8:28 AM EDT	Beach Hazards Statement	GYX	Cumberland, Knox, Lincoln, Sagadahoc, Waldo, York	11 hr
Jun 18, 4:28 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, Oxford, York	47 min
Jun 18, 5:14 PM EDT	Special Weather Statement	GYX	Cumberland	31 min
Jun 18, 5:35 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, York	40 min
Jun 18, 5:50 PM EDT	Areal Flood Advisory	GYX	Cumberland, Lincoln, Oxford, York	3 hr
Jun 18, 5:53 PM EDT	Special Marine Warning	GYX		97 min
Jun 18, 6:08 PM EDT	Special Marine Warning	GYX		108 min
Jun 18, 6:17 PM EDT	Severe Thunderstorm Warning	GYX	York	43 min
Jun 18, 6:19 PM EDT	Special Weather Statement	GYX	Cumberland	26 min
Jun 18, 6:58 PM EDT	Special Weather Statement	GYX	Cumberland	32 min
Jun 18, 7:05 PM EDT	Severe Thunderstorm Warning	GYX	York	25 min
Jun 18, 7:15 PM EDT	Special Marine Warning	GYX		48 min
Jun 18, 2:49 PM EDT	Special Weather Statement	GYX	Grafton	41 min
Jun 18, 3:00 PM EDT	Tornado Warning	GYX	Carroll, Coos, Grafton	30 min
Jun 18, 3:09 PM EDT	Severe Thunderstorm Warning	GYX	Coos, Grafton	51 min
Jun 18, 3:12 PM EDT	Tornado Warning	GYX	Grafton	48 min
Jun 18, 3:20 PM EDT	Severe Thunderstorm Warning	GYX	Grafton	40 min
Jun 18, 3:50 PM EDT	Severe Thunderstorm Warning	GYX	Grafton	40 min
Jun 18, 3:54 PM EDT	Tornado Warning	GYX	Carroll, Grafton	36 min
Jun 18, 3:58 PM EDT	Severe Thunderstorm Warning	GYX	Belknap, Carroll, Coos, Grafton	47 min
Jun 18, 4:24 PM EDT	Areal Flood Advisory	GYX	Carroll, Coos, Grafton	3 hr
Jun 18, 4:47 PM EDT	Severe Thunderstorm Warning	GYX	Cheshire, Hillsborough, Sullivan	58 min
Jun 18, 5:21 PM EDT	Special Weather Statement	GYX	Grafton	24 min
Jun 18, 5:24 PM EDT	Severe Thunderstorm Warning	GYX	Cheshire, Hillsborough, Merrimack, Rockingham, Sullivan	51 min
Jun 18, 6:09 PM EDT	Special Weather Statement	GYX	Carroll	51 min

Nearby

Severe Thunderstorm Warnings in New Hampshire, 2018 Every severe thunderstorm warning in 2018

Sources

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