County Forecast for Rheems , PA
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140700-
Lancaster-
Including the city of Lancaster
730 PM EDT Mon Jul 13 2026

..heat advisory in effect from 11 am to 8 pm edt wednesday   
Tonight   Clear. Lows in the mid 60s. South winds 5 to 10 mph.
Tuesday   Sunny, hot with highs in the lower 90s. West winds 5 to 10 mph.
Tuesday night   Mostly clear. Warm with lows in the lower 70s. Southwest winds 5 to 10 mph.
Wednesday   Sunny. Very hot. Humid with highs in the upper 90s. West winds 10 to 15 mph. Heat index values up to 105.
Wednesday night   Mostly clear in the evening, then becoming partly cloudy. Warm with lows in the lower 70s. Northwest winds 5 to 10 mph. Heat index values between 100 and 104 early in the evening.
Thursday   Mostly sunny. Hot with highs in the mid 90s.
Thursday night   Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s.
Friday   Sunny, hot with highs in the lower 90s.
Friday night   Partly cloudy. Lows in the upper 60s.
Saturday   Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid, hot with highs in the lower 90s. Chance of rain 50 percent.
Saturday night   Mostly cloudy with a chance of showers and thunderstorms. Humid with lows in the upper 60s. Chance of rain 50 percent.
Sunday   Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 50 percent.
Sunday night   Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Humid with lows in the mid 60s. Chance of rain 50 percent.
Monday   Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 40 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Heat Continues to Spread East Tuesday
Posted at 12:07PM Mon Jul 13, 2026 CDT
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