Alert archive / Pennsylvania / Mesoscale Discussions in 2018
Mesoscale Discussion 423
The Storm Prediction Center issued this mesoscale discussion at May 15, 2018, 11:43 AM EDT for 5 states. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- May 15, 2018, 11:43 AM EDT (15:43 UTC)
- Expired
- May 15, 2018, 2:15 PM EDT
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 95%
All 62 counties
Berkshire County, MA, Franklin County, MA, Hampshire County, MA, Sussex County, NJ, Albany County, NY, Broome County, NY, Chemung County, NY, Chenango County, NY, Columbia County, NY, Cortland County, NY, Delaware County, NY, Dutchess County, NY, Fulton County, NY, Greene County, NY, Montgomery County, NY, Orange County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Sullivan County, NY, Tioga County, NY, Ulster County, NY, Washington County, NY, Armstrong County, PA, Blair County, PA, Bradford County, PA, Cambria County, PA, Cameron County, PA, Carbon County, PA, Centre County, PA, Clarion County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Dauphin County, PA, Elk County, PA, Huntingdon County, PA, Indiana County, PA, Jefferson County, PA, Juniata County, PA, Lackawanna County, PA, Luzerne County, PA, Lycoming County, PA, Mifflin County, PA, Monroe County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Pike County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Sullivan County, PA, Susquehanna County, PA, Tioga County, PA, Union County, PA, Wayne County, PA, Wyoming County, PA, Bennington County, VT, Windham County, VT
The radar
The Binghamton radar (KBGM), 51 km from the middle of the area, began a volume at 15:43 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 1:03 PM EDT | Tornado Watch | SPC | Northwest Hills Planning Region | 4 hr |
| May 15, 1:46 PM EDT | Severe Thunderstorm Watch | SPC | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 9 hr |
| May 15, 1:58 PM EDT | Mesoscale Discussion | SPC | 2 hr | |
| May 15, 2:23 PM EDT | Tornado Watch | SPC | Capitol Planning Region, Northeastern Connecticut Planning Region | 4 hr |
| May 15, 2:38 PM EDT | Mesoscale Discussion | SPC | 2 hr | |
| May 15, 3:33 PM EDT | Mesoscale Discussion | SPC | 117 min | |
| May 15, 2:26 PM EDT | Severe Thunderstorm Watch | SPC | Bristol, Essex, Middlesex, Norfolk, Plymouth, Suffolk | 5 hr |
| May 15, 12:26 PM EDT | Severe Thunderstorm Watch | SPC | Chemung, Schuyler, Steuben, Tioga, Tompkins | 7 hr |
| May 15, 2:14 PM EDT | Mesoscale Discussion | SPC | Broome | 2 hr |
Nearby
Mesoscale Discussions in Pennsylvania, 2018Mesoscale Discussions in New York, 2018Mesoscale Discussions in Massachusetts, 2018Every mesoscale discussion 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.