Hot and humid conditions continue, but with better chances for some hit or miss thunderstorms. While there will be more storms around, they are likely to be localized and brief.

Shower and thunderstorm chances will steadily increase over the weekend, with best chances Sunday afternoon when a few storms may produce strong winds and short bursts of heavy rain. Afternoon showers will be possible throughout the work week as well. #MOwx #ILwx #STLwx

If you're gearing up for the holiday, here is a look at today's forecast. We expect to remain dry, but it will be a bit warm in the afternoon with heat index values in the 90s. We should cool off a bit for evening fireworks, with light winds out of the south. #MOwx #ILwx #STLwx

Warm and dry conditions can be expected on the 4th, with light winds as well. Shower chances will return late Saturday and continue through Sunday. #MOwx #ILwx #STLwx

The forecast for this upcoming weekend remains on track. While the 4th will be warm, it is expected to be dry. #stlwx #mowx #ilwx.

The 4th is forecast to be mostly clear and warm. Clouds and rain chances increase through the holiday weekend, bringing temperatures down slightly by Sunday. Check your forecast at #stlwx #mowx #ilwx

Good morning, St. Louis! Do you realize it's the first morning St. Louis Lambert International Airport fell below 70 degrees since June 19th! Enjoy it for the next couple of days. Heat returns late this week. #mowx #ilwx #stlwx.

After a couple of days of relatively cooler weather, temperatures warm as we get into the 4th of July holiday weekend. Confidence is high (80%+ chance) in dry weather for the 4th, but rain chances gradually increase through the weekend. #stlwx #mowx #ilwx

Aviso de Inundación Repentina incluye Vandalia IL, Saint Elmo IL, Ramsey IL hasta las 12:15 AM CDT

Flash Flood Warning including Vandalia IL, Saint Elmo IL and Ramsey IL until 12:15 AM CDT

Scattered showers and thunderstorms will develop ahead of a cold front this afternoon, becoming more numerous along the front this evening. A few of the thunderstorms could produce localized damaging wind gusts up to 60 mph. #mowx #ilwx #stlwx

More thunderstorms possible late tonight thru MON. Not all areas will see rain the entire period, but some locations may see locally heavy rain at times. Temperatures remain near seasonal norms (mid/upper 80s). #mowx #ilwx #stlwx

On this date in 2012, St. Louis hit 106 degrees, Columbia 104 degrees and Quincy 103 degrees. All readings were record highs that still stand today. It makes mid/upper 80s feel like air conditioning. #mowx #ilwx #stlwx.

A period of active weather will impact the region today through late Monday. Not all areas will see rain the entire period, but some locations may see locally heavy rain at times. Temperatures remain near seasonal norms (mid/upper 80s). #mowx #ilwx #stlwx

Thunderstorms are expected to develop over parts of southeast and south central Missouri overnight tonight and persist into Sunday morning. Heavy rainfall of 1 to 3 inches is expected from these storms, and localized amounts in excess of 4 inches are possible. #mowx

Sick of hot and humid weather? Good news! Behind a cold front MON, look for slightly cooler/less humid weather TUE+WED of next week! #stlwx #mowx #ilwx #midmowx

Much of the time will be dry today with a few thunderstorms possible this afternoon. Better chances for showers and thunderstorms arrive Sunday. Temperatures will be near seasonal norms (mid/upper 80s) each day. #mowx #ilwx #stlwx

Aviso de Inundación Repentina incluye Carrollton IL, Kampsville IL, Eldred IL hasta las 7:00 PM CDT

Flash Flood Warning including Carrollton IL, Kampsville IL and Eldred IL until 7:00 PM CDT

Aviso de Tormenta Severa continúa Saint Louis MO, Oakville MO, University City MO hasta las 3:45 PM CDT