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NWS Tsunami Alerts Profile
NWS Tsunami Alerts

@NWS_NTWC

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The U.S. National Tsunami Warning Center issues tsunami alerts and information for the continental U.S. and Canada. Policies:

Palmer, AK
Joined August 2012
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@NWS_NTWC
NWS Tsunami Alerts
6 days
Subject: Information Statement Tsunami Info Stmt: M4.7 045mi NW Homer, Alaska 1753AKDT May 10: Tsunami NOT expected
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@NWS_NTWC
NWS Tsunami Alerts
14 days
NTWC Duty Scientists have evaluated the following earthquake and have issued a Tsunami Info Stmt: M 4.4 occurred 45 mi NW of Homer, Alaska at 0130 AKDT May 3: Tsunami NOT expected.
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@NWS_NTWC
NWS Tsunami Alerts
15 days
NTWC just analyzed the event at 0706 UTC on May 2, 2024: M 5.0 located 30 mi S of Nikolski, AK. No tsunami expected.
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@NWS_NTWC
NWS Tsunami Alerts
15 days
✅NO tsunami, NO danger from a recent earthquake. NTWC Duty Scientists analyzed the event at 1:49 PM PT Wednesday May 1 2024: M4. 3 80 miles NW of San Diego, California. A Tsunami Information Statement for this event is posted at
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@NWS_NTWC
NWS Tsunami Alerts
20 days
Subject: Information Statement Tsunami Info Stmt: M6.9 Bonin Islands Region 0136PDT Apr 27: Tsunami NOT expected; CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
24 days
Tsunami Info Stmt: M6.6 Taiwan 1127 PDT Apr 22: Tsunami NOT expected; CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
29 days
Tsunami Info Stmt: M4.8 120mi W  Port Alice, British Columbia 1446PDT Apr 17: Tsunami NOT expected
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@NWS_NTWC
NWS Tsunami Alerts
1 month
Tsunami Info Stmt: M6.5 New Britain Region, P.N.G. 1357PDT Apr 14: Tsunami NOT expected; CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
1 month
Tsunami Info Stmt: M6.6 Northern Molucca Sea 0248PDT Apr 9: Tsunami NOT expected; CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
1 month
Tsunami Info Stmt: M4.8 040mi E  Allentown, Pennsylvania 1023EDT Apr 5: Tsunami NOT expected
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@NWS_NTWC
NWS Tsunami Alerts
1 month
Tsunami Info Stmt: M6.7 Mariana Islands                  0403PDT Apr 5: Tsunami NOT expected; CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
1 month
Tsunami Info Stmt 2: M7.5 Taiwan 1658PDT Apr 2: Tsunami NOT expected; CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
1 month
Information Statement Tsunami Info Stmt: M7.5 Taiwan 1658PDT Apr 2: Event is being reviewed to determine threat to CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
2 months
Tsunami Info Stmt: M4.1 065mi SW Homer, Alaska 2318AKDT Mar 31: Tsunami NOT expected
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@NWS_NTWC
NWS Tsunami Alerts
2 months
Tsunami Info Stmt: M 4.8 Queen Elizabeth Islands, Canada at 0705 AKDT Mar 31: Tsunami NOT expected.
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@NWS_NTWC
NWS Tsunami Alerts
2 months
Tsunami Info Stmt: M5.7 035mi NW Amchitka, Alaska 0829AKDT Mar 30: Tsunami NOT expected
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NWS Tsunami Alerts Retweeted
@NWSAnchorage
NWS Anchorage
2 months
📢A TEST of the Tsunami Warning System for AK will occur March 27th @ 10:20am 👉Some communities may activate their sirens ⚠️This TEST will only reach the SOUTHERN COASTLINE along the PACIFIC & GULF OF AK 🚨The TEST will be canceled if any significant seismic activity occurs🚨
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@NWS_NTWC
NWS Tsunami Alerts
2 months
Subject: Information Statement Tsunami Info Stmt: M5.8 170mi NW Eureka, California 2023PDT Mar 26: Tsunami NOT expected
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@NWS_NTWC
NWS Tsunami Alerts
2 months
Tsunami Info Stmt: M6.7 Vanuatu Islands Region           1828PDT Mar 26: Tsunami NOT expected; CA,OR,WA,BC,and AK
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@NWS_NTWC
NWS Tsunami Alerts
2 months
Tsunami Info Stmt: M7.0 New Guinea, Papua New Guinea 1322PDT Mar 23: Tsunami NOT expected; CA,OR,WA,BC,and AK
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