Alert archive / Pennsylvania / Heat Advisories in 2020
Heat Advisory 2, NWS State College, PA
NWS State College, PA issued this heat advisory at Jul 22, 2020, 3:13 AM EDT for 8 counties in Pennsylvania. It took effect at Jul 22, 2020, 12:00 PM EDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Jul 22, 2020, 3:13 AM EDT (07:13 UTC)
- In effect from
- Jul 22, 2020, 12:00 PM EDT
- Expired
- Jul 22, 2020, 8:00 PM EDT
- In force
- 8 hr
- Issued by
- NWS State College, PA
Counties Adams County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Lancaster County, PA, Lebanon County, PA, Perry County, PA, York County, PA
The radar
The State College radar (KCCX), 124 km from the middle of the area, began a volume at 07:11 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 7.2 hours before the alert went out and 137 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.
- Mixed-layer CAPE
- 581 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 2012 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
What forecasters said that day
The local office's own words before this heat advisory 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 heat advisory went out at Jul 22, 2:41 AM EDT, 32 minutes earlier.
Area forecast discussion, Jul 22, 2:41 AM EDT, 32 minutes before
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</html>Hazardous weather outlook, Jul 21, 5:29 AM EDT, 21 hours 44 minutes before
Hazardous Weather Outlook National Weather Service State College PA 529 AM EDT Tue Jul 21 2020 PAZ004>006-220930- Warren-McKean-Potter- 529 AM EDT Tue Jul 21 2020 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and tonight. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Isolated strong to severe thunderstorms with gusty winds and locally heavy rain are possible Wednesday afternoon. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. PAZ010-011-017-024-033-220930- Elk-Cameron-Clearfield-Cambria-Somerset- 529 AM EDT Tue Jul 21 2020 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and tonight. Slow-moving thunderstorms may produce isolated strong gusty winds and flooding this afternoon. Isolated flooding is most likely in areas that can experience rapid runoff from heavy rainfall. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Isolated strong to severe thunderstorms with gusty winds and locally heavy rain are possible Wednesday afternoon. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. PAZ012-037-041-042-045-046-051-053-220930- Northern Clinton-Tioga-Northern Lycoming-Sullivan-Southern Clinton- Southern Lycoming-Montour-Columbia- 529 AM EDT Tue Jul 21 2020 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and tonight. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Scattered severe thunderstorms with damaging winds 60 mph or greater are possible Wednesday afternoon. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. PAZ018-019-025>028-034-035-049-050-052-220930- Northern Centre-Southern Centre-Blair-Huntingdon-Mifflin-Juniata- Bedford-Fulton-Union-Snyder-Northumberland- 529 AM EDT Tue Jul 21 2020 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and tonight. Slow-moving thunderstorms may produce gusty winds and localized flooding this afternoon. Localized flooding is most likely in areas that can experience rapid runoff from heavy rainfall. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Scattered severe thunderstorms with damaging winds 60 mph or greater are possible Wednesday afternoon. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. PAZ036-056>059-063>066-220930- Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams-York- Lancaster- 529 AM EDT Tue Jul 21 2020 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and tonight. Slow-moving thunderstorms may produce gusty winds and localized flooding this afternoon. Localized flooding is most likely in areas that can experience rapid runoff from heavy rainfall. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Scattered severe thunderstorms with damaging winds 60 mph or greater are possible Wednesday afternoon. Maximum heat indices around 100 degrees are probable Wednesday afternoon. Isolated strong to severe thunderstorms with gusty winds are possible Thursday afternoon. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. MRS
In the hours before
Local storm report, Jul 21, 11:07 PM EDT, 4 hours 6 minutes before
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</html>Local storm report, Jul 21, 11:09 PM EDT, 4 hours 4 minutes before
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</html>Local storm report, Jul 21, 11:13 PM EDT, 4 hours before
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</html>The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 8:08 PM EDT | Special Weather Statement | CTP | Lancaster | 37 min |
| Jul 22, 12:02 PM EDT | Special Weather Statement | CTP | Somerset | 28 min |
| Jul 22, 12:47 PM EDT | Special Weather Statement | CTP | Bedford | 28 min |
| Jul 22, 1:29 PM EDT | Special Weather Statement | CTP | Huntingdon | 31 min |
| Jul 22, 1:38 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 67 min |
| Jul 22, 2:01 PM EDT | Special Weather Statement | CTP | Fulton | 29 min |
| Jul 22, 2:09 PM EDT | Severe Thunderstorm Warning | CTP | Franklin, Fulton | 49 min |
| Jul 22, 2:56 PM EDT | Special Weather Statement | CTP | Adams, Cumberland | 34 min |
| Jul 22, 3:03 PM EDT | Special Weather Statement | CTP | York | 42 min |
| Jul 22, 3:12 PM EDT | Areal Flood Advisory | CTP | Adams, York | 3 hr |
| Jul 22, 3:13 PM EDT | Special Weather Statement | CTP | Sullivan | 32 min |
| Jul 22, 3:21 PM EDT | Special Weather Statement | CTP | Lebanon | 24 min |
| Jul 22, 3:28 PM EDT | Special Weather Statement | CTP | Adams | 32 min |
| Jul 22, 3:39 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, York | 36 min |
| Jul 22, 3:46 PM EDT | Special Weather Statement | CTP | Lebanon | 29 min |
| Jul 22, 3:53 PM EDT | Areal Flood Advisory | CTP | York | 3 hr |
| Jul 22, 4:00 PM EDT | Special Weather Statement | CTP | York | 30 min |
Nearby
Heat Advisories in Pennsylvania, 2020Every heat advisory in 2020
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.