| Location | 140 miles ENE of Montreal Quebec |
| Wind | 35 mph |
| Heading | NE at 39 mph |
| Pressure | 29.42 |
| Coordinates | 71.1W, 46.3N |
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Discussion
At 1100 PM EDT (0300 UTC), the center of Post-Tropical Cyclone Debby was located near latitude 46.3 North, longitude 71.1 West. The post-tropical cyclone is moving toward the northeast near 39 mph (63 km/h) and this motion is expected to continue.
Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Little change in strength is forecast during the next 48 hours.
The estimated minimum central pressure is 996 mb (29.42 inches).
Watches and Warnings
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Flood Watch is in effect for portions of, * Northern New Hampshire
Coastal Flood Advisories and Warnings are in effect for portions of, * Coastal Mid-Atlantic
A Gale Warning is in effect for the coastal waters of, * Northern Mid-Atlantic * Southern New England
Land Hazards
Key messages for Debby can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT4 and WMO header WTNT44 KNHC.
RAINFALL: Additional rainfall of 1 to 2 inches is possible across portions of New England through early Saturday. This will result in isolated to scattered instances of flash flooding.
Rainfall of 1 to 3 inches is possible across portions of southern Quebec through early Saturday.
For a complete depiction of forecast rainfall and flash flooding associated with Debby, please see the National Weather Service Storm Total Rainfall Graphic, available at hurricanes.gov/graphics_at4.shtml?rainqpf and the Flash Flood Risk graphic at hurricanes.gov/graphics_at4.shtml?ero. For a list of rainfall observations (and wind reports) associated this storm, see the companion storm summary at WBCSCCNS4 with the WMO header ACUS44 KWBC or at the following link: www.wpc.ncep.noaa.gov/discussions/nfdscc4.html.
TORNADOES: A tornado or two may occur through this evening across portions of New England.
SURF: Large swells will continue to affect the coastal areas from Long Island to New England. These conditions are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office.