NY NJ PA Weather Forecasts

Wet 24 hours on the way

Updates on the bottom!

12:20:53 PM: A large area of showers and thunderstorms have developed over W PA and VA this morning.

12:22:15 PM: This area of rainfall will move into the forecast area by 2 PM over E PA and impact the region through this evening.

12:23:19 PM: A strong upper disturbance is producing this area of rainfall and is capable of supporting severe thunderstorms.

12:24:45 PM: The strongest thunderstorms will be capable of large hail, heavy downpours, frequent lightning, and damaging wind gusts.

12:25:59 PM: Flash flooding and significant reduction of visibility will be a significant impact for the evening rush hour.

1:40:18 PM: Light rain has started in Philadelphia and will spread northeastward through the forecast area.

1:41:26 PM: The primary threat for this evening will be heavy rain and strong winds.

2:34:21 PM: A strong thunderstorm has just developed over eastern Rockland and western Westchester Counties of New York.

2:36:07 PM: This thunderstorm is showing signs of approaching severe levels.

2:36:39 PM: Large hail, frequent lightning, heavy downpours, and strong wind gusts are possible with this thunderstorm.

2:37:41 PM: The thunderstorm will continue to move north along the Rockland/Westerchester boarder towards E Orange and W Putnam Counties.

2:38:21 PM: Additional weaker thunderstorms are also forming over NE New Jersey.

2:47:58 PM: A severe thunderstorm warning has been issued for Westchest and Rockland Counties of NY through 3:30 PM.

2:48:54 PM: The severe thunderstorm is expanding in coverage and will likely impact Putnam County as well.

2:49:28 PM: This thunderstorm is capable of large hail, wind gusts over 60 mph, heavy downpours, and frequent lightning.

2:50:25 PM: Other thunderstorms are becoming strong over Passaic, Bergen, and Essex Counties of NJ. They are moving NE towards Rockland County, NY.

3:03:29 PM: A meso-low within the thunderstorms over the Hudson Valley has formed. The potential for large hail and damaging winds is growing.

3:10:24 PM: A Flash Flood Warning has been issued for Westchester, Rockland, and Putnam Counties of NY until 4 PM due to the heavy downpours.

3:12:26 PM: A strong disturbance is currently driving out of the Ohio Valley and will continue to enhance showers and thunderstorms through this evening

3:13:01 PM: The effect of this disturbance is already starting to produce strong thunderstorms over eastern Pennsylvania within the area of heavy rain.
3:28:08 PM: The severe thunderstorm over the Hudson Valley is moving NE towards Dutchess, NY and Litchfield, CT where warnings have been issued.

3:59:11 PM: The thunderstorms over the Hudson Valley have produced hail up to 1″ in diameter and wind damage with trees and power lines down.

4:46:38 PM: Moderate to heavy rain is falling throughout eastern Pennsylvania and is moving towards the Hudson Valley.

4:47:18 PM: The strong lifting over eastern Pennsylvania has produced an area of dry weather over central and southern New Jersey.

4:47:55 PM: This is due to sinking air and should last for another 2 to 3 hours. Periods of rain can be expected throughout the region tonight.

4:48:30 PM: Strong to severe thunderstorms are marching through western Pennsylvania this afternoon and will eventually reach the region tonight.

4:49:22 PM: While I don’t expect the thunderstorms to remain severe, they will form a line of moderate rainfall tonight and exit by tomorrow morning.

5:43:55 PM: A line of strong thunderstorms is developing over the DELMARVA and will move towards southern New Jersey.

5:44:27 PM: These thunderstorms are intensifying and may reach severe levels. However, the Delaware Bay may temper the rate of intensification.

5:45:31 PM: A severe thunderstorm warning has been issued for NE Northhampton, PA, Morris, NJ, and Sussex, NJ.

5:46:20 PM: These thunderstorms are capable of nickel size hail, wind gusts over 60 mph, heavy downpours, and frequent lightning.

5:47:07 PM: The warning extends up to 6:45 PM. Hail up to a quarter size has already been reported in Fork Township, PA.

5:55:42 PM: A line of strong to severe thunderstorms is forming over eastern Pennsylvania right now and will march east through the evening.

5:56:16 PM: The cells that are developing are separate in nature, but will eventually will form a solid line of showers and thunderstorms.

5:57:39 PM: The thunderstorms over western Delaware are turning to the NE and intensifying. I suspect a these storms are approaching super-cell status.

5:58:29 PM: The thunderstorms will move through N Kent and New Castle, Delaware and approach SW NJ and the Philadelphia metro in the next 2 hours.

5:59:01 PM: Additional strong thunderstorms are forming over Bucks, Montgomery, and Chester counties of Pennsylvania.

6:23:16 PM: Those in Gloucester, Camden, Burlington, Monmouth, and Mercer Counties show keep an eye to the SW as those strong thunderstorm approach.

6:24:11 PM: I think there is a high potential for these storm to become severe as the atmosphere is very warm, humid, and unstable.

6:24:54 PM: Thunderstorms are also strengthening over Bucks County and moving north towards Northhampton, PA.

6:31:45 PM: An Urban and Small Stream Flood Advisory has been issued for western Salem County through 9:30 PM.

6:32:23 PM: Thunderstorms are producing rainfall rates of 2 inches per hour, which is leading to flash flooding in these areas.

7:15:37 PM: A severe thunderstorm warning has been issued for Berks, Lehigh, Bucks, and Montgomery Counties of Pennsylvania.

7:16:07 PM: The severe thunderstorm warning is in effect through 8 PM. The storms are capable of nickel size hail and wind gusts over 60 mph.

7:31:55 PM: A severe thunderstorm warning has been issued for Bucks, Chester, Delaware, and Philadelphia counties of PA through 8:15 PM.

7:32:53 PM: These thunderstorms are capable of nickel size hail, wind gusts over 60 mph, heavy downpours, and frequent lightning.

7:40:46 PM: An urban and small stream flood advisory has been issued for Delaware, Chester, Montgomery, Philadelphia of PA and Glouster and Salem of NJ.

7:41:23 PM: Rainfall rates of an inch per hour has been observed.

7:50:21 PM: Strong to severe thunderstorms are moving NE towards central/northern NJ and will move towards New York City over the next 3 hours.

7:50:48 PM: These thunderstorms are producing large hail, heavy downpours, and wind gusts over 60 mph.

7:51:43 PM: A line of thunderstorms is approaching from central Pennsylvania and impact the forecast area late tonight into tomorrow morning.

8:21:27 PM: A flood advisory has been extended into all of Buck County, PA and Hunterdon County, NJ through 11:15 PM.

8:58:58 PM: An area of strong thunderstorms and heavy rain is moving towards NE NJ and NYC this hour.

8:59:38 PM: These thunderstorms have produced several reports of wind damage with trees and power lines down.

9:00:16 PM: A severe thunderstorm warning has been issued for Morris, Somerset, and Hunterdon Counties through 9:45 PM.

9:00:47 PM: These thunderstorms are producing penny size hail, wind gusts over 60 mph, frequent lightning, and very heavy rainfall.

9:00:16 PM: A severe thunderstorm warning has been issued for Morris, Somerset, and Hunterdon Counties through 9:45 PM.

9:00:47 PM: These thunderstorms are producing penny size hail, wind gusts over 60 mph, frequent lightning, and very heavy rainfall.

9:01:22 PM: These thunderstorms have produced rainfall rates of 1-2″ per hour, which can lead to flash flooding.

9:22:21 PM: An urban and small stream flood advisory has been issued for Lehigh, Northampton, and Monroe Counties in Pennsylvania.

9:23:11 PM: An urban and small stream advisory has been issued for Morris, Somerset, Hunterdon, Warren, and Sussex Counties in New Jersey.

9:23:54 PM: The flood advisory is in effect through 12:15 AM. Rainfall rates of over 1″ per hour has been observed with these thunderstorms.

9:26:19 PM: Isolated strong thunderstorms are developing over Salem County, NJ and moving north. Additional isolated thunderstorms are possible tonight

9:33:45 PM: A severe thunderstorm warning has been issued for Morris and Sussex Counties of NJ through 10:15 PM.

9:34:17 PM: These thunderstorms are capable of penny size hail and wind gusts over 60 mph.

9:35:40 PM: These thunderstorms are moving north ahead of a strong disturbance at 500 MB. Another disturbance is approach from the west over C PA.

9:37:14 PM: The flood advisory has been expanded into Essex, Bergen, and Passiac Counties of NJ and Orange, Putnam, Rockland, and Westchester of NY.

9:59:53 PM: A severe thunderstorm warning has been issued for Passaic, Essex, and Bergen Counties of NJ and Westchester, Rockland, and Orange of NY.

10:00:47 PM: The severe thunderstorm warning is in effect through 10:30 PM for heavy downpours, large hail, and wind gusts over 60 mph.

10:05:34 PM: Heavy rain is expected to move into the Hudson Valley and western Connecticut over night.

10:07:46 PM: The line of thunderstorms will continue to drive east towards the forecast area overnight and bring rain to the region in the morning hours.

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