Heavy storms will move to western part of region Monday evening – CBS Philly
PHILADELPHIA (CBS) – High heat and humidity, with heat index values reaching 97 degrees on the first full day of summer. A heat advisory was issued for the Philadelphia subway until 8 p.m. Monday.
⚠️ A heat advisory has been issued for the Philly metro and surrounding suburbs. Later this afternoon it will be 97 degrees 🥵 Watch for heat illness / exhaustion. Also join us at noon for more details on the severe weather threat tonight. @CBSPhilly pic.twitter.com/tMRhz5ITFr
READ MORE: Child tax credit: your first check is in less than a month
– Llarisa Abreu (@LlarisaAbreu) June 21, 2021
Evening thunderstorms are also on the menu. After 6 p.m., scattered thunderstorms will start to develop in our area. Strong storms are expected to form, especially in our western neighborhoods.
⚠️ Increased risk (level 3 of 5) of severe weather for the Poconos, parts of Lehigh Valley, Berks tonight and tonight. Slight risk (level 2 of 5) for Philly. Period of concern: from 7 p.m. to 12 p.m. Stay on top of the weather and have a way to receive warnings. @CBSPhilly pic.twitter.com/uYdNEyzQo7
– Lauren Casey (@ LaurenCBS3) June 21, 2021
These severe thunderstorms could generate damaging gusts of wind, hail, frequent lightning and an isolated tornado.
Torrential rains are also likely due to the abundant humidity in the region. That said, localized flooding is possible, especially in low-lying, poorly drained areas.
READ MORE: WATCH: Sixers hold end-of-season press conference after devastating second-round playoff exit
Storms appear to move through Philly and along Interstate 95 around 9 p.m. – storms are expected to weaken considerably by the time the convection moves through the coastal plain.
A strong cold front hit Tuesday, causing pockets of heavy rain beginning in the late morning.
The heaviest rains are expected to move offshore around 2 p.m. leaving scattered showers and a few encrusted thunderstorms behind.
The rain will bring a big drop in temperatures on Tuesday and relief from the high humidity.
Drier, much more stable air builds up Tuesday evening, giving way to a beautiful Wednesday and Thursday – with highs in the upper 70s and low humidity.
By Friday, humidity begins to return, although rain and thunderstorms are expected to stop until Saturday.
Claudette has grown stronger and is once again becoming a tropical storm, bringing rain and wind to eastern North Carolina. While no direct impact from Claudette is expected in our area, the system could increase the risk of reverse currents on the coast over the next few days.
NO MORE NEWS: Fourth stimulus check: is another relief payment coming?
A well-defined tropical wave located 900 miles ESE of the Windward Islands has about a 20% chance of developing within the next 5 days.