Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 14, NWS State College, PA

March 31, 2022McKean County, Potter County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Mar 31, 2022, 1:05 PM EDT for McKean County, Potter County, 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, 1:05 PM EDT (17:05 UTC)
Expired
Mar 31, 2022, 1:45 PM EDT
In force
40 min
Issued by
NWS State College, PA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties McKean County, PA, Potter County, PA

The radar

The State College radar (KCCX), 97 km from the middle of the area, began a volume at 17:09 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 5.1 hours before the alert went out and 134 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-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2022-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2022-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 569 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1655 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
569 m²/s²
0-3 km storm-relative helicity
591 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, 12:36 PM EDT, 29 minutes earlier.

Area forecast discussion, Mar 31, 12:36 PM EDT, 29 minutes before
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Hazardous weather outlook, Mar 31, 12:10 PM EDT, 55 minutes before
Hazardous Weather Outlook
National Weather Service State College PA
1210 PM EDT Thu Mar 31 2022

PAZ004>006-010-011-011615-
Warren-McKean-Potter-Elk-Cameron-
1210 PM EDT Thu Mar 31 2022

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

A few strong thunderstorms with gusty winds are possible during the
through the early afternoon.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

PAZ012-017>019-024>028-033>037-041-042-045-046-049>053-056>059-
063>066-011615-
Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria-
Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin-
Tioga-Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-
Union-Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-
Schuylkill-Lebanon-Cumberland-Adams-York-Lancaster-
1210 PM EDT Thu Mar 31 2022

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

Non-thunderstorm wind gusts between 35 and 45 mph this afternoon
could blow around unsecured objects, knock down tree limbs, and
result in difficult driving for high profile vehicles.

Severe thunderstorms with damaging wind gusts 60 mph or greater are
possible this afternoon and evening. Locally heavy rainfall is also
possible and could lead to short term flooding primarily affecting
places that can experience rapid runoff.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

Lambert

In the hours before

Special weather statement, Mar 31, 11:44 AM EDT, 1 hour 21 minutes before
Special Weather Statement
National Weather Service State College PA
1144 AM EDT Thu Mar 31 2022

PAZ010-311615-
Elk PA-
1144 AM EDT Thu Mar 31 2022

...A GUSTY SHOWER WILL IMPACT NORTHWESTERN ELK COUNTY THROUGH 1215 PM
EDT...

At 1143 AM EDT, Doppler radar was tracking a gusty shower over
Marienville, moving northeast at 60 mph.

HAZARD...Wind gusts up to 50 mph. Lightning is also possible.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Johnsonburg, Wilcox, James City and East Branch Dam.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 4160 7848 4160 7842 4135 7893 4137 7898
      4135 7902 4136 7904 4134 7909 4142 7909
      4143 7906 4145 7906 4145 7898 4144 7897
      4144 7896 4162 7895 4163 7849
TIME...MOT...LOC 1543Z 230DEG 51KT 4142 7905

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

Colbert
Special weather statement, Mar 31, 12:05 PM EDT, 1 hour before
Special Weather Statement
National Weather Service State College PA
1205 PM EDT Thu Mar 31 2022

PAZ005-311645-
McKean PA-
1205 PM EDT Thu Mar 31 2022

...A STRONG THUNDERSTORM WILL IMPACT CENTRAL MCKEAN COUNTY THROUGH
1245 PM EDT...

At 1205 PM EDT, Doppler radar was tracking a strong thunderstorm over
Kane, moving northeast at 55 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Kane, Port Allegany, Smethport, Rew, Coryville, Cyclone, Kinzua
Bridge State Park, Crosby, Mount Jewett, Eldred, Ceres and Bradford
Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 4199 7821 4185 7821 4163 7859 4163 7895
      4200 7843 4200 7820
TIME...MOT...LOC 1605Z 230DEG 46KT 4165 7879

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

Colbert
Special weather statement, Mar 31, 12:35 PM EDT, 30 minutes before
Special Weather Statement
National Weather Service State College PA
1235 PM EDT Thu Mar 31 2022

PAZ024-025-033-311700-
Somerset PA-Blair PA-Cambria PA-
1235 PM EDT Thu Mar 31 2022

...STRONG THUNDERSTORMS WILL IMPACT NORTH CENTRAL SOMERSET...
NORTHWESTERN BLAIR AND CAMBRIA COUNTIES THROUGH 100 PM EDT...

At 1235 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Ebensburg to near Johnstown to 11 miles
west of Windber. Movement was northeast at 55 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Johnstown, Windber, Ebensburg, Nanty-Glo, Portage, Westmont, Belmont,
Geistown, Southmont, Patton, Cresson, Gallitzin, Vinco, Loretto,
Dale, East Conemaugh, Salix-Beauty Line Park, Davidsville,
Beaverdale-Lloydell and Paint.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Very heavy rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 4036 7900 4060 7886 4065 7853 4065 7839
      4033 7862 4025 7881 4018 7901 4017 7914
TIME...MOT...LOC 1635Z 227DEG 46KT 4059 7869 4039 7887 4022 7905

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

Colbert
Special weather statement, Mar 31, 12:53 PM EDT, 12 minutes before
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Special weather statement, Mar 31, 1:01 PM EDT, 4 minutes before
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Special weather statement, Mar 31, 1:01 PM EDT, 4 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 10:10 AM EDTSpecial Weather StatementCTPWarren20 min
Mar 31, 11:44 AM EDTSpecial Weather StatementCTPElk31 min
Mar 31, 12:05 PM EDTSpecial Weather StatementCTPMcKean40 min
Mar 31, 12:15 PM EDTSevere Thunderstorm Warning Considerable damage threatCTPClearfield, Elk45 min
Mar 31, 12:35 PM EDTSpecial Weather StatementCTPCambria25 min
Mar 31, 12:53 PM EDTSpecial Weather StatementCTPMcKean22 min
Mar 31, 1:01 PM EDTSpecial Weather StatementCTPCameron, Clearfield29 min
Mar 31, 1:01 PM EDTSpecial Weather StatementCTPCambria29 min
Mar 31, 1:31 PM EDTSpecial Weather StatementCTPBlair29 min
Mar 31, 1:56 PM EDTSevere Thunderstorm WarningCTPBlair, Centre, Huntingdon64 min
Mar 31, 2:04 PM EDTSpecial Weather StatementCTPBedford26 min
Mar 31, 2:22 PM EDTSevere Thunderstorm Warning Considerable damage threatCTPCentre, Clinton53 min
Mar 31, 2:31 PM EDTSpecial Weather StatementCTPBedford29 min
Mar 31, 2:37 PM EDTSevere Thunderstorm WarningCTPBedford, Somerset23 min
Mar 31, 2:55 PM EDTSevere Thunderstorm WarningCTPLycoming50 min
Mar 31, 3:00 PM EDTSevere Thunderstorm WarningCTPBedford, Somerset30 min
Mar 31, 3:07 PM EDTSpecial Weather StatementCTPHuntingdon, Mifflin38 min
Mar 31, 3:14 PM EDTSevere Thunderstorm WarningCTPBedford, Blair, Huntingdon, Mifflin31 min
Mar 31, 3:23 PM EDTSpecial Weather StatementCTPCentre37 min
Mar 31, 3:24 PM EDTAreal Flood AdvisoryCTPCentre, Clinton, Lycoming2 hr
Mar 31, 3:31 PM EDTSpecial Weather StatementCTPBedford29 min
Mar 31, 3:36 PM EDTSpecial Weather StatementCTPSullivan24 min
Mar 31, 3:45 PM EDTSevere Thunderstorm WarningCTPCentre, Huntingdon, Juniata, Mifflin, Snyder, Union30 min
Mar 31, 3:48 PM EDTSevere Thunderstorm WarningCTPBedford, Franklin, Fulton, Huntingdon42 min
Mar 31, 3:54 PM EDTSevere Thunderstorm WarningCTPSullivan36 min
Mar 31, 4:01 PM EDTSevere Thunderstorm WarningCTPCentre, Clinton, Lycoming, Snyder, Union44 min
Mar 31, 4:25 PM EDTSevere Thunderstorm Warning Considerable damage threatCTPColumbia, Lycoming, Montour, Northumberland, Snyder, Sullivan and 1 more53 min
Mar 31, 4:31 PM EDTSevere Thunderstorm WarningCTPCumberland, Franklin, Huntingdon, Juniata, Mifflin, Perry and 1 more29 min
Mar 31, 4:55 PM EDTSevere Thunderstorm Warning Considerable damage threatCTPSullivan21 min
Mar 31, 5:00 PM EDTSpecial Weather StatementCTPCumberland, Northumberland, Perry, Snyder30 min
Mar 31, 5:17 PM EDTSevere Thunderstorm WarningCTPColumbia, Montour, Northumberland, Snyder, Union28 min
Mar 31, 5:27 PM EDTSpecial Weather StatementCTPFranklin48 min
Mar 31, 5:34 PM EDTSevere Thunderstorm WarningCTPColumbia, Dauphin, Northumberland, Schuylkill, Snyder71 min
Mar 31, 5:35 PM EDTAreal Flood AdvisoryCTPSullivan2 hr
Mar 31, 5:40 PM EDTSevere Thunderstorm WarningCTPAdams, Cumberland, Franklin36 min
Mar 31, 6:13 PM EDTSevere Thunderstorm WarningCTPCumberland, Dauphin, Perry47 min
Mar 31, 6:33 PM EDTSpecial Weather StatementCTPSchuylkill27 min
Mar 31, 6:33 PM EDTSevere Thunderstorm WarningCTPAdams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more57 min
Mar 31, 7:14 PM EDTSpecial Weather StatementCTPSchuylkill31 min
Mar 31, 7:20 PM EDTSevere Thunderstorm WarningCTPAdams, Dauphin, Lancaster, Lebanon, Schuylkill, York40 min
Mar 31, 7:52 PM EDTSevere Thunderstorm WarningCTPLancaster, Lebanon, York38 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2022Every 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.