TONIGHT: Mostly fair with high cloudiness…thickening up overnight and turning muggier. A few pockets valley fog. A low in the mid-60s. South winds 10 mph stronger near Lake Champlain.

TOMORROW: Mainly cloudy. Increasingly sticky. Numerous showers moderate to briefly heavy…with embedded thunderstorms in the morning. A brief break possible, then a round of showers and strong to locally severe thunderstorms late afternoon into the early evening. A high 75 to 80. South winds shifting to southwesterly 10 to 15 mph in the afternoon.

THURSDAY NIGHT: Isolated early evening showers and strong thunderstorms exiting. Otherwise gradual clearing leading to widespread valley fog. Muggy and more uncomfortable. A low in the low to mid 60s. Light west winds.

FRIDAY: Morning fog, then partly to mostly sunny. Sticky. A high around 85 with heat indices around 90. Light west winds.

Looking further ahead

FRIDAY NIGHT: Fair in the evening then increasing cloudiness. Isolated thunderstorms near the Quebec border. A low in the mid-60s.

SATURDAY: Mostly cloudy & very muggy. Chance for rain or showers with embedded heavy thunderstorms. A high mid to upper 70s.

SUNDAY: Sunny with a few high clouds, much less humid and cooler. A low 50 to 55. A high in the low 70s.

MONDAY: Mixed sun and clouds afternoon patchy morning fog. A low 50 to 55. A high upper 60s.

Average lows 55 to 60. Average high upper 70s to low 80s.

RH/7-24 forecast][end]