Thursday was a day of change. Still warm and humid, but clouds developed rapidly by midday and storms ans showers dominated the weather most of the afternoon. High temps only reached the upper mid 80s by early afternoon, falling into the low 80s then 70s as the rain frequency increased and clouds thickened. Partly sunny skies early gave way to mostly cloudy, threatening looking clouds most of the afternoon with frequent rounds of thunder and lightning and occasional downpours. Minimum temps cooled off a bit by mid-late evening with the lowest readings falling to around 70.

The winds picked up with the threatening clouds, with the highest wind gusts recoreded in the initial burst in the early afternoon. Barometric pressures were highest in the very early morning and lowest with the clouds in the early evening.

Cloudy and cooler on Friday with possible morning showers, highs in the upper 70s to low 80s and lows in the lower 60s. Saturday and Sunday now look to be dry. with partly cloudy skies, highs in the upper 70s to low 80s, lows in the upper 50s Saturday to the low=mid 60s on Sunday. Heat, humidity and storm threats llok to return by early next week with highs into the 90s and lows in the low 70s.

Statistics for Thursday:

High temp 86.8 at 1255

Low temp 70.4 at 2238

Max humidity 85% at 2216

Min humidity 65% at 1206

Max dew point 75 at 1223

Min dew point 69 at 2352

Max barometric pressure 29.99″ at 0004

Low barometric pressure 29.81″ at 1703

Peak Wind Gust (PWG) 29 MPH from the NW at 1327

Thursday’s average daily wind speed 4.7 (BWI) 3.2 (IAD)

Thursday’s average sky cover 0.8 (BWI) 0.7 (IAD)

Daily total precipitation 0.71

June total precipitation 2.09″

July total precipitation 0.71″

Year-to-date total precipitation 16.00″

Sunrise 0547 (EDT)

Sunset 2039 (EDT)

Moon Last Quarter

Currently at 0340 AM EDT Friday we have cloudy skies with a temperature of 68.9, barometer 29.80″ and falling, relative humidity 96%, dew point 68, winds SSW-W at 0-5 MPH. 0.01″ of rain has fallen since midnight into the tipping bucket VP2 gauge at the USG site across the street from me.

Today’s feature image shows building storm cloud action in the early afternoon just ahead of our thunderstorm activity most of the rest of the afternoon.