Public Safety Alerts, Emergency Alerts and Weather Warnings

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High Surf Warning 12/21/2024 19:13 for California areas

Description: * WHAT...Large breaking waves of 7 to 10 feet on Saturday, 10 to 15 feet on Sunday, 12 to 18 feet Monday afternoon through Tuesday. Very dangerous rip currents. For the Coastal Flood Advisory, coastal flooding expected. * WHERE...Ventura County Beaches. * WHEN...For the High Surf Advisory, until 1 AM PST Sunday. For the High... more

Areas: Ventura County CA

Severity: Moderate

Effective: Saturday, December 21, 2024 - 19:13

Expires: Sunday, December 22, 2024 - 04:15

Small Craft Advisory 12/21/2024 18:56 for areas

Description: * WHAT...South winds 15 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft expected. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...From 1 PM Sunday to 3 AM EST Monday. * IMPACTS...Conditions will be hazardous to small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:56

Expires: Sunday, December 22, 2024 - 03:00

High Surf Advisory 12/21/2024 19:13 for California areas

Description: * WHAT...Breaking waves of 8 to 12 feet for WEST facing beaches, largest Monday night through Tuesday. Very dangerous rip currents. * WHERE...Catalina and Santa Barbara Islands, Santa Barbara County Southwestern Coast, Santa Barbara County Southeastern Coast, Malibu Coast and Los Angeles County Beaches. * WHEN...From 10 PM this... more

Areas: Los Angeles County CA, Santa Barbara County CA

Severity: Minor

Effective: Saturday, December 21, 2024 - 19:13

Expires: Sunday, December 22, 2024 - 04:15

Small Craft Advisory 12/21/2024 18:56 for areas

Description: * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft expected. * WHERE...Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...From 1 PM Sunday to 7 PM EST Monday. * IMPACTS...Conditions will be hazardous to small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:56

Expires: Sunday, December 22, 2024 - 03:00

High Surf Advisory 12/21/2024 19:13 for California areas

Description: * WHAT...Large breaking waves of 7 to 10 feet on Saturday, 10 to 15 feet on Sunday, 12 to 18 feet Monday afternoon through Tuesday. Very dangerous rip currents. For the Coastal Flood Advisory, coastal flooding expected. * WHERE...Ventura County Beaches. * WHEN...For the High Surf Advisory, until 1 AM PST Sunday. For the High... more

Areas: Ventura County CA

Severity: Minor

Effective: Saturday, December 21, 2024 - 19:13

Expires: Sunday, December 22, 2024 - 04:15

Small Craft Advisory 12/21/2024 19:07 for areas

Description: * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...Until 4 AM PST Monday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX) for more.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 19:07

Expires: Sunday, December 22, 2024 - 05:15

Coastal Flood Advisory 12/21/2024 19:13 for California areas

Description: * WHAT...Large breaking waves of 7 to 10 feet on Saturday, 10 to 15 feet on Sunday, 12 to 18 feet Monday afternoon through Tuesday. Very dangerous rip currents. For the Coastal Flood Advisory, coastal flooding expected. * WHERE...Ventura County Beaches. * WHEN...For the High Surf Advisory, until 1 AM PST Sunday. For the High... more

Areas: Ventura County CA

Severity: Minor

Effective: Saturday, December 21, 2024 - 19:13

Expires: Sunday, December 22, 2024 - 04:15

Small Craft Advisory 12/21/2024 18:37 for areas

Description: * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 8 ft. * WHERE...Coastal waters from Fenwick Island DE to Chincoteague VA out 20 nm and Coastal waters from Chincoteague to Parramore Island VA out 20 nm. * WHEN...Until 1 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:37

Expires: Sunday, December 22, 2024 - 02:45

Small Craft Advisory 12/21/2024 18:37 for areas

Description: * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 ft. * WHERE...James River from James River Bridge to Hampton Roads Bridge-Tunnel. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:37

Expires: Sunday, December 22, 2024 - 02:45

Flood Warning 12/21/2024 18:29 for Washington areas

Description: ...The National Weather Service in Seattle WA has issued a Flood Warning for the following rivers in Washington... Skokomish River At Potlatch affecting Mason County. * WHAT...Minor flooding is forecast. * WHERE...Skokomish River at Potlatch. * WHEN...From this evening through early Sunday morning. * IMPACTS...At 16.5 feet,... more

Areas: Mason County WA

Severity: Severe

Effective: Saturday, December 21, 2024 - 18:29

Expires: Sunday, December 22, 2024 - 04:00

Small Craft Advisory 12/21/2024 18:37 for areas

Description: * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 2 ft. * WHERE...Currituck Sound. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:37

Expires: Sunday, December 22, 2024 - 02:45

Small Craft Advisory 12/21/2024 18:37 for areas

Description: * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 4 ft. * WHERE...Chesapeake Bay from Smith Point to Windmill Point VA, Chesapeake Bay from Windmill Point to New Point Comfort VA and Chesapeake Bay from New Point Comfort to Little Creek VA. * WHEN...Until 1 PM EST Sunday. * IMPACTS...Conditions will be... more

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:37

Expires: Sunday, December 22, 2024 - 02:45

Winter Weather Advisory 12/21/2024 18:28 for Montana areas

Description: * WHAT...Mixed precipitation expected, including light freezing rain. Total ice accumulations up to a light glaze. * WHERE...Hill County and Northern Blaine County. * WHEN...Until 8 AM MST Sunday. * IMPACTS...Very slippery sidewalks, roads and bridges are possible.

Areas: Hill County MT, Blaine County MT

Severity: Moderate

Effective: Saturday, December 21, 2024 - 18:28

Expires: Sunday, December 22, 2024 - 07:00

Small Craft Advisory 12/21/2024 18:34 for areas

Description: * WHAT...Northwest winds 15 to 20 knots and waves 3 to 5 feet. * WHERE...The nearshore waters of Lake Ontario from the Niagara River to Hamlin Beach. * WHEN...Until 4 AM EST Sunday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:34

Expires: Sunday, December 22, 2024 - 01:00

Small Craft Advisory 12/21/2024 18:34 for areas

Description: * WHAT...Northwest winds 15 to 20 knots and waves 3 to 5 feet. * WHERE...The nearshore waters of Lake Ontario from Hamlin Beach to Sodus Bay. * WHEN...Until 4 AM EST Sunday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:34

Expires: Sunday, December 22, 2024 - 01:00

Small Craft Advisory 12/21/2024 18:34 for areas

Description: * WHAT...North winds 15 to 20 knots and waves 3 to 5 feet. * WHERE...The nearshore waters of Lake Ontario from Sodus Bay to the Saint Lawrence River. * WHEN...Until 4 AM EST Sunday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:34

Expires: Sunday, December 22, 2024 - 01:00

Small Craft Advisory 12/21/2024 18:39 for areas

Description: * WHAT...North winds 15 to 25 kt and seas 3 to 6 feet. * WHERE...The coastal waters from Ocracoke Inlet to Surf City. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:39

Expires: Sunday, December 22, 2024 - 06:45

Winter Weather Advisory 12/21/2024 18:18 for Ohio areas

Description: * WHAT...Lake effect snow. Additional snow accumulations up to two inches. * WHERE...A portion of northeast Ohio. * WHEN...Until 4 AM EST Sunday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Main accumulating band of snow is currently over Ashtabula and Trumbull Counties where road impacts are being... more

Areas: Lake County OH, Geauga County OH, Ashtabula County OH, Portage County OH, Trumbull County OH, Mahoning County OH

Severity: Moderate

Effective: Saturday, December 21, 2024 - 18:18

Expires: Sunday, December 22, 2024 - 01:00

Small Craft Advisory 12/21/2024 18:39 for areas

Description: * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 5 to 8 ft. * WHERE...The coastal waters from Duck to Oregon Inlet. * WHEN...Until 7 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Areas:

Severity: Minor

Effective: Saturday, December 21, 2024 - 18:39

Expires: Sunday, December 22, 2024 - 06:45

Cold Weather Advisory 12/21/2024 18:40 for Pennsylvania areas

Description: * WHAT...Very cold wind chills as low as 12 below, with the coldest values in the higher elevations due to stronger winds. * WHERE...Carbon and Monroe Counties. * WHEN...Until 9 AM EST Sunday. * IMPACTS...The cold wind chills as low as 12 below zero could result in hypothermia if precautions are not taken.

Areas: Carbon County PA, Monroe County PA

Severity: Moderate

Effective: Saturday, December 21, 2024 - 18:40

Expires: Sunday, December 22, 2024 - 06:00

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