Tracking Severe Weather Threat for New Jersey on Sunday

Greg’s Weather Center has put together a journal of weather conditions during the course of the day on August 21st to track severe weather developments as a cold front pushes into New Jersey from the west.

August 21, 2016

7:00 AM–Took a look at the GWC WX Station just before going out for a walk on Sunday morning. Temperature is at 73 degrees and the dew point is at 70.

9:42 AM–Returned from playing some basketball up at Mobus Field by Watchung Lake. Temperature is now up to 81 degrees. Humidity is very high at 75 percent for a dew point of 73 degrees. Heat index now up to 87. Barometer steady at 29.83 inches of Hg. Had some rain earlier this morning. Only about 0.01 inches. Add that to the 0.05 inches from a sun shower on Saturday afternoon, and the rainfall total for the month at GWC is now up to 1.30 inches, and for the year it is 22.60 inches.

1:40 AM–Been outside periodically to check up on the time lapse video that I’m putting together for today’s weather. Have some nice cumulus clouds developing. There is a little bit of a breeze. Still warm and humid. Temperature is now up to 87 degrees with the humidity at 61 percent. Dew point is at 72 degrees for a heat index of 93. Barometer falling sharply at 29.77 inches of Hg.

3:10 PM–Skies getting overcast and dark outside GWC in South Plainfield, NJ. Checked the radar, and the showers and storms that were in Eastern Pennsylvania are now moving into Western New Jersey. The outer bands of those showers and storms are in Somerset County right now. Temperature is down to 86 degrees. Humidity is up to 65 percent. Dew point is at 73 for a heat index of 92. Barometer continues to fall sharply at 29.74 inches of Hg. Winds are picking up.

3:37 PM–Took another step outside to check conditions. Felt a little raindrop on my hand. Temperature is down to 84 degrees. Humidity steady at 65 percent. Dew point is down a little to 72 degrees for a heat index of 90. Barometer still at 29.74 inches of Hg, but falling. Winds are light.

6:43 PM–Rain has been falling since around 5:00 PM. Light to moderate rainfall though. So far, there has been 0.15 inches of rain at GWC in South Plainfield. Temperature is down to 76 degrees. Humidity is up to 94 percent for a dew point of 74. Heat index is 79. Barometer is steady at 29.74 inches of Hg.

10:31 PM–Rain has stopped. Total rainfall for the day is 0.17 inches at GWC in South Plainfield, NJ. Temperature is 75 degrees. Humidity is still up at 96 percent for a dew point of 74 and a heat index of 79. Barometer is rising at 29.77 inches of Hg.

August 22, 2016

6:00 AM–Woke up about an hour ago. About to go out for a morning walk. Cold front has passed through. Checked the GWC WX Station. Temperature is down to 66 degrees. Probably the lowest morning temperature we’ve had in several weeks. Dew point is also down to 63 degrees.

8:09 AM–Came back from doing a morning run and a couple of errands. Temperature is up to 68 degrees with the dew point at 63. It is also a little breezy outside. Barometer is rising rapidly at 29.93 inches of Hg. Total rainfall from Sunday was 0.17 inches. Total for the month is now 1.46. Total rain for the year is now 22.76 inches.