Alert archive / Pennsylvania / Special Weather Statements in 2020
Special Weather Statement, NWS State College, PA
NWS State College, PA issued this special weather statement at Apr 16, 2020, 9:21 AM EDT for Blair County, Pennsylvania. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 16, 2020, 9:21 AM EDT (13:21 UTC)
- Expired
- Apr 16, 2020, 10:00 AM EDT
- In force
- 39 min
- Issued by
- NWS State College, PA
County Blair County, PA
The radar
The State College radar (KCCX), 57 km from the middle of the area, began a volume at 13:25 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 12:00Z, 1.4 hours before the alert went out and 216 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1627 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- -49 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Apr 16, 5:58 AM EDT, 3 hours 23 minutes earlier.
Area forecast discussion, Apr 16, 5:58 AM EDT, 3 hours 23 minutes before
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<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<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.
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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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</html>Hazardous weather outlook, Apr 16, 5:00 AM EDT, 4 hours 21 minutes before
Hazardous Weather Outlook National Weather Service State College PA 500 AM EDT Thu Apr 16 2020 PAZ017>019-024>028-033>035-045-046-049>053-056-058-170900- Clearfield-Northern Centre-Southern Centre-Cambria-Blair-Huntingdon- Mifflin-Juniata-Somerset-Bedford-Fulton-Southern Clinton- Southern Lycoming-Union-Snyder-Montour-Northumberland-Columbia-Perry- Schuylkill- 500 AM EDT Thu Apr 16 2020 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. PAZ036-057-059-063>066-170900- Franklin-Dauphin-Lebanon-Cumberland-Adams-York-Lancaster- 500 AM EDT Thu Apr 16 2020 ...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING... This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and tonight. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Freeze Watch. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Freeze Watch. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. PAZ004>006-010>012-037-041-042-170900- Warren-McKean-Potter-Elk-Cameron-Northern Clinton-Tioga- Northern Lycoming-Sullivan- 500 AM EDT Thu Apr 16 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...Friday through Wednesday. A few inches of snow are possible Friday into early Friday night. Poor travel conditions are possible during the afternoon or evening hours, especially over the higher terrain. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Special weather statement, Apr 16, 9:21 AM EDT, 0 minutes before
Special Weather Statement
National Weather Service State College PA
921 AM EDT Thu Apr 16 2020
PAZ017>019-024>026-161400-
Northern Centre PA-Clearfield PA-Blair PA-Cambria PA-Huntingdon PA-
Southern Centre PA-
921 AM EDT Thu Apr 16 2020
...A SNOW SQUALL WILL AFFECT PARTS OF NORTHERN CENTRE...CLEARFIELD...
BLAIR...CAMBRIA...HUNTINGDON...AND SOUTHERN CENTRE COUNTIES...
HAZARDS...A snow squall which can rapidly reduce visibility to less
than a quarter of a mile.
LOCATION AND MOVEMENT...At 920 AM EDT, a snow squall was near Prince
Gallitzin State Park moving east at 25 MPH.
THIS SQUALL WILL BE NEAR...
Blandburg around 940 AM EDT.
Houtzdale around 950 AM EDT.
Tyrone, Sandy Ridge and Osceola Mills around 1000 AM EDT.
This includes Interstate 99 from mile markers 36 to 62.
SAFETY INFO...
Use extra caution if you must travel into or through this squall.
Rapid changes in visibility and potentially slick roads are likely to
lead to accidents. Consider delaying travel until this squall passes
your location.
Conditions can deteriorate rapidly in winter weather situations. Be
prepared for snow or ice covered roads. Slow down and allow extra
time to reach your destination.
&&
LAT...LON 4069 7882 4072 7880 4073 7881 4085 7880
4091 7804 4048 7810 4054 7844 4055 7847
4056 7849 4063 7885
TIME...MOT...LOC 1320Z 266DEG 20KT 4075 7856
EvanegoThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 9:14 PM EDT | Special Weather Statement | CTP | Cambria, Cameron, Clearfield, Clinton, Lycoming, Potter and 2 more | 61 min |
| Apr 15, 10:01 PM EDT | Special Weather Statement | CTP | Bedford, Blair, Cambria, Centre, Clinton, Huntingdon and 1 more | 44 min |
| Apr 16, 4:56 AM EDT | Freeze Watch | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more | 9 hr |
| Apr 16, 10:07 AM EDT | Special Weather Statement | CTP | Blair | 38 min |
| Apr 16, 10:23 AM EDT | Special Weather Statement | CTP | Cameron, Clearfield, Elk | 37 min |
| Apr 16, 11:01 AM EDT | Special Weather Statement | CTP | Clearfield | 44 min |
| Apr 16, 12:41 PM EDT | Special Weather Statement | CTP | Clinton, Union | 64 min |
| Apr 16, 2:05 PM EDT | Freeze Warning | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more | 19 hr |
| Apr 16, 2:55 PM EDT | Special Weather Statement | CTP | Cameron, Clinton, Columbia, Lycoming, Montour, Northumberland and 5 more | 110 min |
Nearby
Special Weather Statements in Pennsylvania, 2020Every special weather statement 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.