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SVA sent by ERN/KNA
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Montgomery, PA; Mercer; Morris; Sussex, NJ; Berks; Lehigh; Monroe; Northampton, PA; Warren, NJ; Bucks; Philadelphia; Carbon, PA; Hunterdon, NJ; at 2:05 PM on MAY 20, 2026 Effective until 9:05 PM. Message from ERN/CRTV. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 042091, 034021, 034027, 034037, 042011, 042077, 042089, 042095, 034041, 042017, 042101, 042025, 034019 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by WJON/TV
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties/areas: Montgomery, PA; Mercer; Morris; Sussex, NJ; Berks; Lehigh; Monroe; Northampton, PA; Warren, NJ; Bucks; Philadelphia; Carbon, PA; Hunterdon, NJ; at 2:05 PM on MAY 20, 2026 Effective until 9:05 PM. Message from ERN/KLT. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 042091, 034021, 034027, 034037, 042011, 042077, 042089, 042095, 034041, 042017, 042101, 042025, 034019 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by ERN/CRTV
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Montgomery; Chester, PA; New Castle, DE; Berks, PA; at 12:05 PM on MAY 20, 2026 Effective until 7:05 PM. Message from WAHC/NAT. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 042091, 042029, 010003, 042011 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by WOLF/IP
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Middlesex, NJ; Bronx; Suffolk; Kings, NY; Morris; Bergen; Monmouth, NJ; Rockland; Richmond; New York, NY; Warren, NJ; Queens, NY; Northwest North Atlantic Ocean; Westchester, NY; Essex; Somerset, NJ; Nassau, NY; Hudson; Union, NJ; Putnam, NY; Sussex, NJ; Fairfield, CT; Passaic, NJ; Orange, NY; New York Harbor, Northwest Atlantic; Long Island Sound West of New Haven CT/Port Jefferson,NY, Northwest Atlantic; Hunterdon, NJ; at 1:05 PM on MAY 20, 2026 Effective until 8:05 PM. Message from WOLF/IP. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 034023, 036005, 036103, 036047, 034027, 034003, 034025, 036087, 036085, 036061, 034041, 036081, 073345, 036119, 034013, 034035, 036059, 034017, 034039, 036079, 034037, 009001, 034031, 036071, 073338, 073335, 034019 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by ERN/KNA
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Montgomery, PA; Cumberland; Salem; Mercer, NJ; New Castle, DE; Burlington; Gloucester; Monmouth, NJ; Berks; Delaware; Bucks; Chester; Philadelphia, PA; Kent, DE; Hunterdon; Camden, NJ; Delaware Bay waters north of East Point,NJ to Slaughter Beach,DE, Northwest Atlantic; at 2:05 PM on MAY 20, 2026 Effective until 9:05 PM. Message from ALPINE. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 042091, 034011, 034033, 034021, 010003, 034005, 034015, 034025, 042011, 042045, 042017, 042029, 042101, 010001, 034019, 034007, 073430 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by ERN/CRTV
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Montgomery, PA; Cumberland; Salem; Mercer, NJ; New Castle, DE; Burlington; Gloucester; Monmouth, NJ; Berks; Delaware; Bucks; Chester; Philadelphia, PA; Kent, DE; Hunterdon; Camden, NJ; Delaware Bay waters north of East Point,NJ to Slaughter Beach,DE, Northwest Atlantic; at 12:05 PM on MAY 20, 2026 Effective until 7:05 PM. Message from ALPINE/. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 042091, 034011, 034033, 034021, 010003, 034005, 034015, 034025, 042011, 042045, 042017, 042029, 042101, 010001, 034019, 034007, 073430 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by WJON/TV
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties/areas: Middlesex, NJ; Bronx; Suffolk; Kings, NY; Morris; Bergen; Monmouth, NJ; Rockland; Richmond; New York, NY; Warren, NJ; Queens, NY; Northwest North Atlantic Ocean; Westchester, NY; Essex; Somerset, NJ; Nassau, NY; Hudson; Union, NJ; Putnam, NY; Sussex, NJ; Fairfield, CT; Passaic, NJ; Orange, NY; New York Harbor, Northwest Atlantic; Long Island Sound West of New Haven CT/Port Jefferson,NY, Northwest Atlantic; Hunterdon, NJ; at 2:05 PM on MAY 20, 2026 Effective until 9:05 PM. Message from DON/JKZ. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 034023, 036005, 036103, 036047, 034027, 034003, 034025, 036087, 036085, 036061, 034041, 036081, 073345, 036119, 034013, 034035, 036059, 034017, 034039, 036079, 034037, 009001, 034031, 036071, 073338, 073335, 034019 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by WOLF/IP
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Montgomery; Chester, PA; New Castle, DE; Berks, PA; at 1:05 PM on MAY 20, 2026 Effective until 8:05 PM. Message from WOLF/IP. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 042091, 042029, 010003, 042011 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by ERN/KNA
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Middlesex, NJ; Bronx; Suffolk; Kings, NY; Morris; Bergen; Monmouth, NJ; Rockland; Richmond; New York, NY; Warren, NJ; Queens, NY; Northwest North Atlantic Ocean; Westchester, NY; Essex; Somerset, NJ; Nassau, NY; Hudson; Union, NJ; Putnam, NY; Sussex, NJ; Fairfield, CT; Passaic, NJ; Orange, NY; New York Harbor, Northwest Atlantic; Long Island Sound West of New Haven CT/Port Jefferson,NY, Northwest Atlantic; Hunterdon, NJ; at 2:05 PM on MAY 20, 2026 Effective until 9:05 PM. Message from ERN/CRTV. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 034023, 036005, 036103, 036047, 034027, 034003, 034025, 036087, 036085, 036061, 034041, 036081, 073345, 036119, 034013, 034035, 036059, 034017, 034039, 036079, 034037, 009001, 034031, 036071, 073338, 073335, 034019 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH
SVA sent by ERN/KLT
expires 5 hours from now
The National Weather Service has issued A SEVERE THUNDERSTORM WATCH for the following counties or areas: Montgomery; Chester, PA; New Castle, DE; Berks, PA; at 2:05 PM on MAY 20, 2026 Effective until 9:05 PM. Message from ERN/KLT. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 042091, 042029, 010003, 042011 5/20/2026 6:05:00 PM (UTC)
an hour ago
5/21/2026 1:05:00 AM (UTC)
5 hours from now
WATCH