Weather alerts in Alaska

An atmospheric river is expected to move into the NE Gulf Coast tonight and continue through Tuesday. Multiple periods of heavy rain are expected for the Icy Strait corridor and northeast Gulf Coast, including the following communities: Yakutat, Elfin Cove, Pelican, Gustavus, Juneau, Haines, and Skagway. Elevated gusty winds are expected alongside this heavier rainfall, with the strongest winds from the southwest expected late Tuesday morning into Tuesday afternoon. Prolonged periods of moderate to heavy rain will produce significant river rises with the potential for at least minor flooding in Juneau and Gustavus. Ponding of water in low-lying areas is also possible. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...The following areas, Central Inner Channels and Northern Inner Channels. This includes the city of Juneau. * WHEN...From this evening through late Tuesday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, other low-lying areas and flood-prone locations. Low-water crossings may be flooded. Isolated landslides are possible in areas of steep terrain. * ADDITIONAL DETAILS... - Rain totals for the Juneau area between this morning and Tuesday evening range between 2-4 inches, with the highest totals along south and southwest facing mountain slopes. For areas of elevation greater than 1000 ft, rain totals may exceed 4 inches. Highest rain rates are expected overnight tonight into Tuesday with rain rates as high as 0.2 inches per hour.

What to do: Stay tuned to further developments by listening to your local radio, television, or NOAA Weather Radio for further information. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

An atmospheric river is expected to move into the NE Gulf Coast tonight and continue through Tuesday. Multiple periods of heavy rain are expected for the Icy Strait corridor and northeast Gulf Coast, including the following communities: Yakutat, Elfin Cove, Pelican, Gustavus, Juneau, Haines, and Skagway. Elevated gusty winds are expected alongside this heavier rainfall, with the strongest winds from the southwest expected late Tuesday morning into Tuesday afternoon. Prolonged periods of moderate to heavy rain will produce significant river rises with the potential for at least minor flooding in Juneau and Gustavus. Ponding of water in low-lying areas is also possible. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...The following areas, Eastern Gulf Coast, Northeast Gulf Coast and Northern Inner Channels. This includes the cities of Yakutat, Gustavus, Elfin Cove, And Pelican. * WHEN...From this evening through late Tuesday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, other low-lying areas and flood-prone locations. Low-water crossings may be flooded. Isolated landslides are possible in areas of steep terrain. * ADDITIONAL DETAILS... - Rain totals for the Yakutat area between this morning and Tuesday evening range between 4-6 inches, with greater than 8 inches possible at elevations greater than 1000 ft. For Elfin Cove, Pelican, and Gustavus, rain totals ranging between 2-4 inches, exceeding 6 inches on south to southwest facing mountains along the outer coast, and exceeding 4 inches on south to southwest facing mountains at elevation in Glacier Bay and around Gustavus. Coinciding with high rain rates, possibly exceeding 0.3 inches per hour, elevated wind gusts greater than 40 mph are expected at elevations greater than 500 ft.

What to do: Stay tuned to further developments by listening to your local radio, television, or NOAA Weather Radio for further information. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 10 inches expected. Wind could gust as high as 35 mph across higher elevations. * WHERE...Upper Chena River Valley, Southern and Eastern Yukon Flats, White Mountains, and Eagle Summit. * WHEN...From 10 AM Tuesday to 4 PM AKDT Wednesday. * IMPACTS...Travel could be very difficult. Gusty winds could lead to areas of blowing snow which could reduce visibility below one half mile at times. * ADDITIONAL DETAILS...There will be a narrow snow gradient. The highest potential for heaviest snow lies southeast of Fort Yukon. West and north of there, the likelihood for heavier snow drops quickly. Locations near Beaver and Livengood may end up getting closer to 2 to 4 inches or less.

What to do: If you must travel, keep an extra flashlight, food, water, and warm clothing in your vehicle in case of an emergency. Visit 511.alaska.gov or call 5 1 1 for the latest road conditions.

* WHAT...Heavy snow expected. Total snow accumulations between 5 and 10 inches. * WHERE...Eielson AFB and Salcha, Harding Lake, and Two Rivers. * WHEN...From 10 AM Tuesday to 4 PM AKDT Wednesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...A very sharp gradient between light and heavy snow will develop on Tuesday. If this gradient is west of the area, totals will likely end up on the higher end of this forecast range. If the gradient is to the east of the area, snow accumulations will be on the lower end of this range.

What to do: If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Visit 511.alaska.gov or call 5 1 1 for the latest road conditions.

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 12 inches expected, with 1 to 3 inches expected from Northway to the Alcan Border along the Alaska Highway. Locally higher snow totals of 12 to 16 inches will be possible, especially between Tanacross and Dot Lake. Winds could gust as high as 35 mph. Rain may mix with snow in the Upper Tanana Valley around Northway to the Alcan Border. * WHERE...Delta Junction, Fortymile Country, and Upper Tanana Valley. * WHEN...From 10 PM this evening to 4 PM AKDT Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Northwest wind gusts may be as high as 35 mph Tuesday morning into early Wednesday morning.

What to do: If you must travel, keep an extra flashlight, food, water, and warm clothing in your vehicle in case of an emergency. Visit 511.alaska.gov or call 5 1 1 for the latest road conditions.

* WHAT...South winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Municipality of Skagway. * WHEN...From this evening through Wednesday afternoon. * IMPACTS...High winds could blow around unsecured objects, damage property and cause power outages. Travel could be difficult. * ADDITIONAL DETAILS...Winds will quickly increase overnight Monday into Tuesday morning, with the strongest gusts peaking through midday. Winds will begin to decrease through Wednesday afternoon.

What to do: Winds this strong could make travel difficult. Use extra caution. Ensure boats and vessels are secure.

* WHAT...Heavy snow expected. Total snow accumulations of 24 to 36 inches expected above 2500 feet with higher amounts above pass level and 12 to 24 inches expected below 2500 feet. Winds could gust as high as 40 mph. Snowfall rates could exceed one inch an hour at times. * WHERE...Eastern Alaska Range. * WHEN...Until 4 AM AKDT Thursday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Following strong southerly winds north of Trims Camp today, heavy snow is expected to build in today into Tuesday and Wednesday as winds shift to being out of the north.

What to do: If you must travel, keep an extra flashlight, food, water, and warm clothing in your vehicle in case of an emergency. Visit 511.alaska.gov or call 5 1 1 for the latest road conditions.