Severe Weather Alerts - Langhorne , PA
Excessive Heat Warning
Excessive Heat Warning in effect until Sunday, 10:00 PM EDT. Source: U.S. National Weather Service
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM EDT
* HEAT INDEX VALUES...Up to 114 due to temperatures in the upper
90s, and dewpoints in the lower 70s.
* TIMING...The highest Heat Index values will occur during the
daytime, especially on Saturday. However, given how hot and
oppressive this airmass will be, there will not be much relief
* IMPACTS...The excessive heat may quickly cause heat stress or
Take extra precautions, if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear light weight and loose fitting clothing when
possible and drink plenty of water.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks
in shaded or air conditioned environments. Anyone overcome by
heat should be moved to a cool and shaded location. Heat stroke
is an emergency, call 9 1 1.
An Excessive Heat Warning means that a prolonged period of
dangerously hot temperatures will occur. The combination of hot
temperatures and high humidity will combine to create a DANGEROUS
SITUATION in which heat illnesses are likely. Drink plenty of
fluids, stay in an air-conditioned room, stay out of the sun, and
check up on relatives and neighbors.
Young children and pets should never be left unattended in
vehicles under any circumstances. This is especially true during
warm or hot weather when car interiors can reach lethal
temperatures in a matter of minutes.