Summary:
Idalia is moving up the Southeast Coast at a quick clip and is forecast to move offshore of the North Carolina Coast on Thursday. An assortment of hazards are expected to continue with Idalia across the Southeast, including storm surge and coastal flooding, tropical-storm-force winds and areas of flash, urban, and moderate river flooding with considerable impacts. Impacts from Idalia will affect freight transportation in Florida, Georgia, South Carolina and North Carolina. Impacted Lanes: I-40, I-95, I-85, I-44, I-10, I-105, I-110, I-405, I-605, I-710
North Carolina
Flash Flood Warning remains in effect until 10 AM EDT this morning
- Life threatening flash flooding. Thunderstorms producing flash flooding.
- Impacts: Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses.
Coastal Flood Warning remains in effect until 2 PM EDT this afternoon
- Up to two feet of inundation above ground level expected in low-lying areas near shorelines and adjacent waterways.
- Impacts: Widespread flooding of vulnerable areas will result in an elevated threat of property damage to homes and businesses near the waterfront and shoreline. Water will be up to 2 feet above ground level in some areas resulting in a sufficient depth to close roads and threaten homes and businesses. Flooding will extend inland from the waterfront along tidal rivers and bays resulting in some road closures and flooding of vehicles.
Coastal Flood Advisory remains in effect until 2 PM EDT this afternoon
- Up to one foot of inundation above ground level expected in low-lying areas near shorelines and adjacent waterways.
- Impacts: Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.
Flood Watch remains in effect until 3 PM EDT this afternoon
- Flooding caused by excessive rainfall continues to be possible.
- Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Water over roadways is expected.
Tropical Storm Warning remains in effect until further notice
- Wind: 15-25 mph with gusts to 40 mph
- Impacts: Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted. Some fences and roadway signs blown over. A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. Scattered power and communications outages.
Flood Advisory remains in effect until 10:45 AM EDT this morning
- Flooding caused by excessive rainfall continues.
- Impacts: Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Water is over roadways.
California
Dense Fog Advisory remains in effect until 9 AM PDT this morning
- Visibility one quarter mile or less in dense fog.
- Impacts: Very low visibility will create dangerous driving conditions. Roadways affected by dense fog include Pacific Coast Highway, the 10, 105, 110, 405, 605, and 710 freeways in Los Angeles County, and Highway 101 in Ventura County.
Wind Advisory remains in effect until 9 PM PDT Friday evening
- South to southwest winds 25 to 35 mph with gusts up to 50 mph expected.
- Impacts: Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Travel could be difficult, especially for high profile vehicles.
Additional Tropical Storm Warnings include but are not limited to: South Carolina
Additional Coastal Flood Warnings include but are not limited to: Virginia
Additional Coastal Flood Advisories include but are not limited to: Virginia, Maryland, Florida, Delaware, and New Jersey
Additional Wind Advisories include but are not limited to: Nevada, and Virginia
