Jefferson and Clarion Counties, PA – Jefferson and Clarion Counties will both be under an excessive heat watch from the National Weather Service in Pittsburgh, starting Friday afternoon and lasting until Saturday evening.

The heat index values will be near or above 105, as the actual temperatures will peak around the mid-90s and have dewpoints in the mid-70s.

All of this combined could lead to dangerous situations, especially for anyone who is outdoors on Friday and Saturday for a long time or for people who don’t have access to air conditioning.

Heatstroke, heat exhaustion, and other heat-related illnesses are a possibility.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check on your friends and neighbors.

 

The official notice:

URGENT – WEATHER MESSAGE
National Weather Service Pittsburgh PA
402 AM EDT Thu Jul 18 2019

OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-029-
031-073-075-WVZ001>004-012-021-509-510-181615-
/O.CON.KPBZ.EH.A.0001.190719T1600Z-190721T0000Z/
Tuscarawas-Carroll-Columbiana-Coshocton-Harrison-Jefferson OH-
Muskingum-Guernsey-Belmont-Noble-Monroe-Mercer-Venango-Forest-
Lawrence-Butler-Clarion-Jefferson PA-Beaver-Allegheny-Armstrong-
Indiana-Washington-Greene-Westmoreland-Fayette-Hancock-Brooke-
Ohio-Marshall-Wetzel-Marion-Monongalia-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the cities of New Philadelphia, Dover, Carrollton,
Malvern, East Liverpool, Salem, Columbiana, Coshocton, Cadiz,
Steubenville, Zanesville, Cambridge, Martins Ferry,
St. Clairsville, Caldwell, Woodsfield, Sharon, Hermitage,
Grove City, Oil City, Franklin, Tionesta, New Castle,
Ellwood City, Butler, Clarion, Punxsutawney, Brookville,
Aliquippa, Beaver Falls, Ambridge, Monaca, Pittsburgh Metro Area,
Kittanning, Ford City, Indiana, Washington, Canonsburg,
Waynesburg, Murrysville, Greensburg, New Kensington, Uniontown,
Weirton, Follansbee, Wellsburg, Wheeling, Moundsville,
New Martinsville, Fairmont, Morgantown, and Coopers Rock
402 AM EDT Thu Jul 18 2019

…EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH SATURDAY EVENING…

* HEAT INDEX VALUES…Up to 104 due to temperatures in the lower
90s, and dewpoints in the mid 70s.

* TIMING…Friday afternoon into early evening, and again
Saturday afternoon into early evening.

* IMPACTS…The heat and humidity may cause heat stress during
outdoor exertion or extended exposure.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

An Excessive Heat Watch means that a prolonged period of heat and
humidity is expected. The combination of hot temperature and high
humidity will combine to create a DANGEROUS SITUATION in which
heat illnesses are possible. Drink plenty of fluids, stay in an
air-conditioned room, stay out of the sun, and check up on
relatives and neighbors.