Philadelphia, Pennsylvania
Regional Weather Alerts
| Alert: | Flood Watch |
| Area(s): | New Castle; Hunterdon; Somerset; Middlesex; Western Monmouth; Eastern Monmouth; Mercer; Salem; Gloucester; Camden; Northwestern Burlington; Ocean; Cumberland; Atlantic; Coastal Atlantic; Coastal Ocean; Southeastern Burlington; Delaware; Philadelphia; Western Chester; Eastern Chester; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks |
| Effective: | 2026-08-19 @ 1:08 pm -> 2026-08-20 @ 4:00 am |
| Onset: | 2026-08-20 @ 11:00 am -> 2026-08-21 @ 1:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Mount Holly NJ on 2026-08-19 @ 1:08 pm |
| Headline: | Flood Watch issued August 19 at 2:08PM EDT until August 21 at 2:00AM EDT by NWS Mount Holly NJ |
| Description: |
* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of northern Delaware, including the following area, New Castle, New Jersey, including the following areas, Atlantic, Camden, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington and Western Monmouth, and southeast Pennsylvania, including the following areas, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester and Western Montgomery. * WHEN...From Thursday afternoon through late Thursday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Multiple rounds of showers and thunderstorms are expected across the area beginning Thursday afternoon through Thursday evening. Rainfall rates of 1 to 3 inches per hour are possible. Rainfall amounts of 1 to 2 inches are possible with localized amounts of 3 to 5 inches which could cause flash flooding. - http://www.weather.gov/safety/flood |
| Alert: | Flood Watch |
| Area(s): | Tuscarawas; Carroll; Coshocton; Harrison; Jefferson; Muskingum; Guernsey; Belmont; Noble; Monroe; Washington; Greene; Hancock; Brooke; Ohio; Marshall; Wetzel; Marion; Monongalia |
| Effective: | 2026-08-19 @ 11:36 am -> 2026-08-19 @ 7:45 pm |
| Onset: | 2026-08-19 @ 3:00 pm -> 2026-08-20 @ 1:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Pittsburgh PA on 2026-08-19 @ 11:36 am |
| Headline: | Flood Watch issued August 19 at 12:36PM EDT until August 20 at 2:00PM EDT by NWS Pittsburgh PA |
| Description: |
* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of east central Ohio, including the following areas, Belmont, Carroll, Coshocton, Guernsey, Harrison, Jefferson OH, Monroe, Muskingum, Noble and Tuscarawas, southwest Pennsylvania, including the following areas, Greene and Washington, and West Virginia, including the following areas, Brooke, Hancock, Marion, Marshall, Monongalia, Ohio and Wetzel. * WHEN...From 4 PM EDT this afternoon through Thursday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Additional rounds of thunderstorms with heavy downpours are anticipated, particularly later tonight and early Thursday. - http://www.weather.gov/safety/flood |