A developing low pressure system offshore brought a period of rain and snow to the mid-Atlantic. While predominantly rain fell in coastal areas, a widespread 3 to 5 inches of snow were observed over much of eastern Pennsylvania and northern New Jersey.
Every event with a place to put it; 9 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PHI wrote it up.
A developing low pressure system offshore brought a period of rain and snow to the mid-Atlantic. While predominantly rain fell in coastal areas, a widespread 3 to 5 inches of snow were observed over much of eastern Pennsylvania and northern New Jersey. Some modest freezing rain accumulations also occurred in southeast Pennsylvania.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Philadelphia/Mount Holly wrote its last area forecast discussion before the first event at Mar 1, 6:02 PM EST, 2 hours 58 minutes earlier.
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</html>Hazardous Weather Outlook National Weather Service Mount Holly NJ 400 PM EST Fri Mar 1 2019 NJZ001-007>010-PAZ054-055-060>062-101>106-022100- Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Berks-Lehigh- Northampton-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- 400 PM EST Fri Mar 1 2019 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 7 AM EST SATURDAY... This Hazardous Weather Outlook is for northern New Jersey, northwest New Jersey, east central Pennsylvania, northeast Pennsylvania and southeast Pennsylvania. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Winter Weather Advisory. Another round of snow or mixed wintry precipitation tonight into early Saturday will result in hazardous driving conditions. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. A winter storm Sunday night into early Monday has the potential to produce significant snowfall and hazardous travel. Some areas could also transition to a wintry mix for a time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. DEZ001>004-MDZ008-012-015-019-020-NJZ012>027-PAZ070-071-022100- New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD- Queen Annes-Talbot-Caroline-Middlesex-Western Monmouth- Eastern Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean- Southeastern Burlington-Delaware-Philadelphia- 400 PM EST Fri Mar 1 2019 This Hazardous Weather Outlook is for central Delaware, northern Delaware, southern Delaware, northeast Maryland, central New Jersey, northern New Jersey, southern New Jersey and southeast Pennsylvania. .DAY ONE...This afternoon and tonight. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. ANZ430-431-450>455-022100- Delaware Bay waters north of East Point NJ to Slaughter Beach DE- Delaware Bay waters south of East Point NJ to Slaughter Beach DE- Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 nm- Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out 20 nm- Coastal waters from Little Egg Inlet to Great Egg Inlet NJ out 20 nm- Coastal waters from Great Egg Inlet to Cape May NJ out 20 nm- Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm- Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm- 400 PM EST Fri Mar 1 2019 This Hazardous Weather Outlook is for Atlantic coastal waters and Delaware Bay Waters. .DAY ONE...This afternoon and tonight. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures.
The national radar mosaic for the moment the first event began.
9 winter weather. Local standard time, as filed.
A trained spotter in Atglen reported 0.10 inches of radial ice accumulation.
A trained spotter in Landenberg reported 0.05 inches of radial ice accumulation.
A report was received of 5.0 inches of snow in Reading.
Lehigh Valley International Airport reported 3.6 inches of snow.
A COOP observer in Riegelsville reported 4.0 inches of snow.
A report was received from Warminster of 0.3 inches of snow and 0.10 inches of radial ice accumulation.
A trained spotter in Lower Tenamensing Twp reported 3.0 inches of snow.
A report was received of 4.3 inches of snow in Nazareth.
A trained spotter in East Stroudsburg reported 2.5 inches of snow.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2019Every state in 2019This day in weather historyWarnings in Pennsylvania, March 2019
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 800150, 800152, 800145, 800142, 800147, 800148, 800136, 800141, 800138.