Tonight — Partly cloudy. Isolated showers in the evening. Lows in the lower 50s. Northwest winds 5 to 10 mph. Chance of rain 20 percent.

Saturday — Partly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. Saturday night — Mostly clear. Lows in the upper 40s. Northwest winds around 5 mph.

Sunday — Partly sunny. Highs in the upper 70s. West winds around 5 mph. Sunday night — Partly cloudy. Lows around 50.

Monday — Partly sunny with a chance of showers and thunderstorms. Highs in the mid 70s. Chance of rain 40 percent. Monday night — Partly cloudy. Lows in the lower 50s.

Tuesday — Partly sunny. Highs in the upper 70s. Tuesday night — Mostly clear. Lows in the mid 50s.

Wednesday — Partly sunny. Highs in the lower 80s. Wednesday night — Partly cloudy with a 30 percent chance of showers. Lows around 60.

Thursday — Partly sunny. Highs in the lower 80s.

NATION: Temperatures in the lower 48 states Thursday ranged from a low of 32 degrees at West Yellowstone, Mont. to a high of 101 degrees at Zapata, Texas.