Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 33, NWS State College, PA

March 31, 20226 counties in Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Mar 31, 2022, 7:20 PM EDT for 6 counties in Pennsylvania. It was in force for 40 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: Mar 31, 2022, 7:20 PM EDT (23:20 UTC)
Expired: Mar 31, 2022, 8:00 PM EDT
In force: 40 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Tornado: Possible
Hail: 0.88 in
Wind: 60.0 mph

Counties Adams County, PA, Dauphin County, PA, Lancaster County, PA, Lebanon County, PA, Schuylkill County, PA, York County, PA

The radar

The State College radar (KCCX), 141 km from the middle of the area, began a volume at 23:22 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
Mar 31, 2:01 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 11.3 hours before the alert went out and 157 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: -50 J/kg
Mixed-layer LCL: 568 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 441 m²/s²
0-3 km storm-relative helicity: 554 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 State College, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 31, 5:49 PM EDT, 1 hour 31 minutes earlier.

Area forecast discussion, Mar 31, 5:49 PM EDT, 1 hour 31 minutes before

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Hazardous weather outlook, Mar 31, 6:49 PM EDT, 31 minutes before

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In the hours before

Local storm report, Mar 31, 6:44 PM EDT, 36 minutes before

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Local storm report, Mar 31, 6:56 PM EDT, 24 minutes before

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Local storm report, Mar 31, 6:58 PM EDT, 22 minutes before

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Local storm report, Mar 31, 7:14 PM EDT, 6 minutes before

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        Please try again in a few minutes.
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Special weather statement, Mar 31, 7:14 PM EDT, 6 minutes before

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      <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, Mar 31, 7:15 PM EDT, 5 minutes before

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      <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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The office that day

Everything else NWS State College, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 31, 10:10 AM EDT	Special Weather Statement	CTP	Warren	20 min
Mar 31, 11:44 AM EDT	Special Weather Statement	CTP	Elk	31 min
Mar 31, 12:05 PM EDT	Special Weather Statement	CTP	McKean	40 min
Mar 31, 12:15 PM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Clearfield, Elk	45 min
Mar 31, 12:35 PM EDT	Special Weather Statement	CTP	Cambria	25 min
Mar 31, 12:53 PM EDT	Special Weather Statement	CTP	McKean	22 min
Mar 31, 1:01 PM EDT	Special Weather Statement	CTP	Cameron, Clearfield	29 min
Mar 31, 1:01 PM EDT	Special Weather Statement	CTP	Cambria	29 min
Mar 31, 1:05 PM EDT	Severe Thunderstorm Warning	CTP	McKean, Potter	40 min
Mar 31, 1:31 PM EDT	Special Weather Statement	CTP	Blair	29 min
Mar 31, 1:56 PM EDT	Severe Thunderstorm Warning	CTP	Blair, Centre, Huntingdon	64 min
Mar 31, 2:04 PM EDT	Special Weather Statement	CTP	Bedford	26 min
Mar 31, 2:22 PM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Centre, Clinton	53 min
Mar 31, 2:31 PM EDT	Special Weather Statement	CTP	Bedford	29 min
Mar 31, 2:37 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Somerset	23 min
Mar 31, 2:55 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming	50 min
Mar 31, 3:00 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Somerset	30 min
Mar 31, 3:07 PM EDT	Special Weather Statement	CTP	Huntingdon, Mifflin	38 min
Mar 31, 3:14 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Blair, Huntingdon, Mifflin	31 min
Mar 31, 3:23 PM EDT	Special Weather Statement	CTP	Centre	37 min
Mar 31, 3:24 PM EDT	Areal Flood Advisory	CTP	Centre, Clinton, Lycoming	2 hr
Mar 31, 3:31 PM EDT	Special Weather Statement	CTP	Bedford	29 min
Mar 31, 3:36 PM EDT	Special Weather Statement	CTP	Sullivan	24 min
Mar 31, 3:45 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Huntingdon, Juniata, Mifflin, Snyder, Union	30 min
Mar 31, 3:48 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Franklin, Fulton, Huntingdon	42 min
Mar 31, 3:54 PM EDT	Severe Thunderstorm Warning	CTP	Sullivan	36 min
Mar 31, 4:01 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton, Lycoming, Snyder, Union	44 min
Mar 31, 4:25 PM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Columbia, Lycoming, Montour, Northumberland, Snyder, Sullivan and 1 more	53 min
Mar 31, 4:31 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland, Franklin, Huntingdon, Juniata, Mifflin, Perry and 1 more	29 min
Mar 31, 4:55 PM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Sullivan	21 min
Mar 31, 5:00 PM EDT	Special Weather Statement	CTP	Cumberland, Northumberland, Perry, Snyder	30 min
Mar 31, 5:17 PM EDT	Severe Thunderstorm Warning	CTP	Columbia, Montour, Northumberland, Snyder, Union	28 min
Mar 31, 5:27 PM EDT	Special Weather Statement	CTP	Franklin	48 min
Mar 31, 5:34 PM EDT	Severe Thunderstorm Warning	CTP	Columbia, Dauphin, Northumberland, Schuylkill, Snyder	71 min
Mar 31, 5:35 PM EDT	Areal Flood Advisory	CTP	Sullivan	2 hr
Mar 31, 5:40 PM EDT	Severe Thunderstorm Warning	CTP	Adams, Cumberland, Franklin	36 min
Mar 31, 6:13 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland, Dauphin, Perry	47 min
Mar 31, 6:33 PM EDT	Special Weather Statement	CTP	Schuylkill	27 min
Mar 31, 6:33 PM EDT	Severe Thunderstorm Warning	CTP	Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more	57 min
Mar 31, 7:14 PM EDT	Special Weather Statement	CTP	Schuylkill	31 min
Mar 31, 7:52 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, Lebanon, York	38 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2022 Every severe thunderstorm warning in 2022

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.