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Summary:
A dangerous heat wave will continue across parts of the central and southern Plains, Lower Mississippi Valley, and the Gulf Coast with daytime heat indices approaching or exceeding 110F. Thunderstorms, some severe, may contribute to flash flooding across portions of the Four Corners Region and the central/southern Rockies; parts of the Mid-Mississippi Valley; and the North Central Plains. Impacted Lanes: I-70, I-44, I-40, I-25

Missouri
Flash Flood Warning remains in effect until 12:45 PM CDT this afternoon

Summary:
Strong high pressure centered over Texas will produce high heat and humidity across the South-Central U.S.. Strong showers and thunderstorms with locally heavy rain will be possible around the outer edges of this ridge, including the Southwest, High Plains, Gulf Coast States, and the Southeast. Impacted Lanes: I-8, I-29, I-80, I-35, I-75, I-20, I-22

California
Flood Advisory remains in effect until 6:30 AM PDT this morning

Summary:
Summer heat wave builds across the central and eastern U.S. and excessive heat continues in the Southwest. An upper level system may produce storms capable of damaging winds, tornadoes, large hail, and heavy rain in the Great Lakes. The tail end of this system may also spark severe storms in the Plains. Critical fire weather in place for parts of the Northwestern U.S. and interior Alaska. Impacted Lanes: I-90, I-81, I-87, I-91, I-93

Illinois 
Dense Fog Advisory remains in effect until 8 AM CDT this morning

Summary:
The main story this week will be the continued excessive summer heat across the U.S. For much of July hot dangerous conditions have been the normal in parts of the West, Texas and Florida. These summer conditions will build and expand across the Eastern two-thirds of the country this week, starting in the north-central states and Plains. Impacted Lanes: I-77, I-75, I-10, I-29, I-64, I-264, I-95

Virginia 
Flash Flood Warning remains in effect until 10:30 AM EDT this morning

Summary:
A dangerous, long-lived, and record-breaking heat wave will continue over the Southwest well into next week with triple digit high temperatures also extending northward into the central Great Basin this weekend. Oppressive heat and humidity are forecast to create widespread 105-110 degree heat indices across the Mid-South, Southeast, and Gulf Coast through early this weekend. Impacted Lanes: I-91, I-89, I-93, I-35, I-44, I-22, I-69, I-49, I-40

Alabama
Flash Flood Warning remains in effect until 9 AM CDT this morning

Summary:
An extremely dangerous heat wave will continue over the Southwest U.S. well into next week, with oppressive heat indices remaining across the south-central and southeast U.S. through at least early this weekend. Approximately 80 million people should experience an air temperature or heat index above 105 degrees through this weekend, with dozens of daily record high temperatures possible. Impacted Lanes: I-80, I-76, I-70, I-25, I-44, I-55, I-64, I-40, I-75, I-640, I-81, I-57, I-24, I-65

Missouri
Flood Warning remains in effect until 12 PM CDT today

Summary:
An extremely dangerous and long-duration heat wave will continue over the Southwest well into next week with oppressive heat indices spreading across the south-central and southeast U.S. through this weekend. Tropical Storm Calvin will pass very close to the Big Island of Hawaii through Wednesday bringing a period of heavy rain, high surf and locally strong winds. Impacted Lanes: I-69, I-24, I-57, I-55, I-169, I-44, I-65, I-40, I-840, I-165, I-75, I-64, I-95, I-295, I-495

Kentucky
Flash Flood Warning remains in effect until 1 PM CDT this evening

Summary:
The heat wave will continue in the Southwest, South Central U.S., and South Florida with record breaking heat is expected each day through midweek. Smoke from the Canadian wildfires will continue to bring poor air quality to parts of the Northern and Central U.S. into the East. Thunderstorms and heavy rains will be possible Tuesday across parts of the mid Mississippi/Lower-Missouri Valley. Impacted Lanes: I-80, I-29, I-35, I-70

Oklahoma
Flood Warning remains in effect until 7 PM CDT Wednesday evening

Summary:
The relentless heat impacts continue across the Southern States with more records set to be broken through Tuesday. Meanwhile, heavy rainfall across the Mid-Atlantic and Northeast will move off the coastline provide a well needed break to start the week. Upstream wildfires continue and bring poor air quality conditions from the Plains, Ohio Valley and reaching the Eastern Seaboard on Monday. Impacted Lanes: I-35, I-55, I-57, I-69, I-165, I-65, I-64

Missouri
Flash Flood Warning remains in effect until 9:15 AM CDT this morning

Additional Flood Advisories include but are not limited to: Maine, Oklahoma, and Nevada

Additional Dense Fog Advisories include but are not limited to: Oregon

Summary:
Strong to severe thunderstorms, heavy rain, and flooding are possible over parts of the Mid-Atlantic and southern New England, the central Plains, mid-Mississippi Valley and into the eastern Gulf Coast. Widespread heat-related advisories and warnings are in place as a significant heatwave intensifies across the southern tier of the country. Impacted Lanes: I-40, I-30, I-49, I-10, I-95, I-795, I-587, I-87, I-84, I-91

Arkansas
Flash Flood Warning remains in effect until 10 AM CDT this morning