COLUMBUS AREA FORECAST
Tonight: Showers develop, humid. Low 67
Monday: Showers, storms, drying late, cooler. High 76
Tuesday: Mostly sunny. High 75 (55)
Wednesday: Partly sunny, shower return late. High 76 (55)
Thursday: Showers, storms. High 73 (58)
Friday: Showers linger. High 72 (56)
A brisk easterly flow of somewhat drier air between high pressure in New England and a slow-moving storm in Tennessee limited the northward extend of moisture spiraling north around a southern storm.
Temperatures were rather warm downtown at the Columbus Arts Festival, with a high of 83, as the humidity increased.
Showers will move across the southwestern half of the state, spreading into portions of central Ohio late tonight, as low pressure drifts north into the lower Ohio Valley.
An influx of tropical moisture will bring an increasing chance for showers and isolated storms overnight through early Monday afternoon, before cooler, drier air arrives late in the day.
A low-pressure system in southern Canada will push a cold front through the region Monday, with more concentrated rain and thunder around midday. The temperature will fall from the upper 70s to the upper 60s by evening, with a wind shift from the northwest.
Dry and pleasantly cool conditions are expected Tuesday and Wednesday, with highs in the mid-70s and lows in the mid-50s, though rain will return Wednesday night and Thursday with the next western storm.