A major shift in the weather pattern will drive cooler air southward across the Plains and into Texas through this weekend.
After a long, hot summer in much of Texas and the southern Plains, any relief from the 100-degree readings will be more than welcome.
Cooler, less humid air will travel thousands of miles to the south from Canada during the second half of this week, reaching Oklahoma before the week comes to an end.
The air will push southward across much of Texas over the weekend.
High temperatures are forecast to be 15 to 25 degrees lower in the wake of the front. In Dallas and San Angelo, highs are forecast to be in the 80s both days of the weekend. By Sunday, the more comfortable air will reach into San Antonio, Houston and El Paso.
It is possible that temperatures and humidity levels will be shaved as far south as South Texas and part of northern Mexico by early next week.
Ahead of the front through the end of the week, the heat will continue over the region.
As the front pushes southward, there is the potential for a severe weather outbreak over portions of the South Central states spanning into Saturday.
The pattern change will bring additional rounds of showers and thunderstorms to portions of the Ohio Valley, South and East this weekend.
A dip in steering currents will drive the cool air across the Plains and could work to draw Leslie northward into Atlantic Canada next week.
Severe thunderstorms spawned tornadoes in major metropolitan areas, while wildfires raged in the West and flooding downpours persisted in the East.
As much of the West continues to be plagued by intense drought, the production of favorite and trendy foods may be more challenging for states operating in dry conditions.
Since the movie "Jaws," inspired by 1916 shark attacks, the number of shark attacks has been on the rise due to human and seal population increases, shark migration and warming temperatures.
A warmer weather pattern is forecast for much of the Central and Eastern states, while temperatures should throttle back in the Northwest during the middle of August.
Japan and South Korea face tropical floods into this weekend; the danger of a typhoon looms for next week.
Bertha is forecast to take a curved path near the islands in the northeastern Caribbean this weekend, then to stay off the East Coast of the United States next week.
Chicago, IL (1988)
100 degrees -- 7th day of 100 degrees or higher in 1088 -- an all-time record number.
Hurricane Erin crossed central Florida from the east with 50-70 mph wind gusts. 9.06" of rain fell in Melbourne. (An all time 24 hour record).
Erie, PA (2000)
1.75" diameter hail.