Summary:
Unsettled weather is forecast to continue through the first half of the work week from the Southern Plains to the Great Lakes as a frontal system moves through. Isolated to scattered severe thunderstorms and flash flooding will be possible each day. Meanwhile, scattered showers and thunderstorms are expected across the Southwest and California, with isolated flash flooding possible
Impacted Lanes: I-5, I-90, I-40
Arizona
Flood Advisory remains in effect until further notice.
- Flooding caused by excessive rainfall continues to be possible.
- Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-laying and flood-prone locations
California
Flash Flood Warning remains in effect until 9/23/25 night.
- Life threatening flash flooding.
Flood Advisory remains in effect until further notice.
- Flooding caused by excessive rainfall continues to be possible.
- Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-laying and flood-prone locations
Texas
Flash Flood Warning remains in effect until 9/23/25 night.
- Life threatening flash flooding.
Arkansas
Flash Flood Warning remains in effect until 9/23/25 night.
- Life threatening flash flooding.
Flood Advisory remains in effect until further notice.
- Flooding caused by excessive rainfall continues to be possible.
- Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-laying and flood-prone locations
Additional Dense Fog Advisories include but are not limited to: Texas, Oklahoma, Minnesota, Wisconsin, Michigan, Maine, New Hampshire, and Kansas
Additional Flood Warning includes Florida and North Dakota.