
Heavy lake effect snow and gusty winds, including some local blizzard conditions, will continue into Thanksgiving Day across the Great Lakes then lingering through Friday night for Lakes Erie and Ontario. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >
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AMERICAN SAMOA TSUNAMI AWARENESS INFORMATION:
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Tsunami Sources Affecting American Samoa (ITIC, NCEI, 2022) ( JPG , 627 KB) |
Tsunami Observations in American Samoa (ITIC, NCEI, 2022) ( JPG , 669 KB) |
Samoa, Tonga 27" x 38.75", English (Aug 2023) ( English PDF, 4.3 MB ) |
Tsunami Warning! comic book American Samoa, New Hebrides Trench (ITIC 2019) (English PDF (4.3 MB), booklet ) |
Natural Tsunami Warnings and Official Tsunami Warnings ( JPG , 405 KB) |
Earthquake and Tsunami Safety ( JPG , 501 KB) |
Samoa Islands Earthquake and Tsunami Effects in American Samoa 29 September 2009, 1748 UTC, Mw 8.1 (video, ITIC 2018, update 2022), silent |
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