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Alaska earthquake 2013: Tsunami observed at Port Alexander and Sitka

Recent Natural Disasters 2013: M 7.7 massive earthquake hits Southeastern Alaska. Tsunami warning is issued. Below are live updates on Alaska earthquake/Tsunami 2013.
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Alaska_Earthquake_epicenter_map
Original Post:
Natural Disasters List January 5, 2013

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Update 11:10 UTC
All Tsunami warnings and advisories are now cancelled :)

OBSERVATIONS OF TSUNAMI ACTIVITY - UPDATED
------------------------------------------
                                  TIME                                 OBSERVED MAX
 SITE                         OF MEASUREMENT                                          TSUNAMI HEIGHT
 ---------------------------- ---------------      --------------
 PORT ALEXANDER  AK                                    1026 UTC  01-05        00.5FT
 SITKA  AK                                                          1041 UTC  01-05        00.3FT

Update 11:00 UTC
This is what Marianne Reeseg, a resident of Ketchikan, Alaska send us through felt report form as soon as the earthquake was felt:
"It hit just before midnight tonight. It shook for quite some time-a very strong side-to-side motion. I'm not sure how far I am from the epicenter-I'd guess just about 100 miles to my northwest. It was the strongest quake I've ever felt here."

Recommended Post: Solomon Islands earthquake 2013, Tsunami Warning issued!

Update
This is the first major earthquake in 2013. Alaska earthquake occurred as a result of shallow strike-slip faulting on or near the plate boundary between the Pacific and North America plates.

Update 10:40 UTC
* THE TSUNAMI ADVISORY IS CANCELED FOR THE COASTAL AREAS OF BRITISH COLUMBIA FROM THE WASHINGTON-BRITISH COLUMBIA BORDER TO THE NORTH TIP OF VANCOUVER ISLAND BRITISH COLUMBIA
* THE TSUNAMI WARNING IS CANCELED FOR THE COASTAL AREAS OF ALASKA FROM CAPE FAIRWEATHER ALASKA/LOCATED 80 MILES SE OF YAKUTAT/ TO CAPE SUCKLING ALASKA/LOCATED 75 MILES SE OF CORDOVA/
* THE TSUNAMI ADVISORY IS CANCELED FOR THE COASTAL AREAS OF ALASKA FROM CAPE SUCKLING

Update 10:25 UTC
A small tsunami has been observed at Port Alexander, Alaska.

Update 10:20 UTC
Tsunami Warning is still in effect for coastal BC and Alaska from north tip of Vancouver Island to Cape Fairweather.
DR: Please do not return to the coast until local emergency officials indicate it is safe to do so.

Update 10:10 UTC
There is rumor of Tsunami expected in Hawaii too. Note that no official message is flashed regarding potential Tsunami for Hawaii (Tsunami travel time below).

Update 09:55 UTC
USGS has revised the earthquake magnitude to 7.5 at 9.9 km depth.
Moderate aftershocks of magnitude 4.7 was followed 30 minutes later.

Update
Tsunami notice
Recommended Actions: If you are in a warning area - move inland to higher ground. If you are in an advisory area - move off the beach and out of harbors and marinas. Widespread inundation of land is not expected for advisory areas. Be alert to instructions from your local emergency officials. Do not go to the coast to observe the tsunami. Do not return to the coast until local emergency officials indicate it is safe to do so. Next update and additional information: This message will be updated in 30 minutes or sooner if the situation warrants. The tsunami message will remain in effect until further notice.

Update 09:25 UTC
Following USGS Pager Map, maximum shaking intensity is VI (strong, though no worry as it is least populated area) in Craig and Petersburg. People of Wrangell will have felt moderate shking of MMI V.

Update 09:20 UTC
Tsunami wave arrival time (+ Tsunami Travel Time Map):
FORECASTS AND/OR OBSERVATIONS OF TSUNAMI ACTIVITY
-------------------------------------------------
                 FORECAST
                 START OF
SITE             OF TSUNAMI
----             ----------

 * BRITISH COLUMBIA
LANGARA          0132  PST JAN  5                          
TOFINO           0317  PST JAN  5                          

 * ALASKA
SITKA            0045 AKST JAN  5                          
ELFIN COVE       0056 AKST JAN  5                          
CRAIG            0116 AKST JAN  5                          
YAKUTAT          0145 AKST JAN  5                          
SEWARD           0225 AKST JAN  5                          
VALDEZ           0239 AKST JAN  5                          
CORDOVA          0248 AKST JAN  5                          
HOMER            0339 AKST JAN  5                          
Tsunami_travel_time_Alaska_canada_earthquake_2013

Update 09:19 UTC
GDACS has issued an orange alert for this 2013 Alaskan earthquake. GDACS expects the maximum Tsunami wave height of 0.3m in Cape Pole, United States. This height is estimated for 05 Jan 2013 08:30:04.

Update 09:18 UTC
Earthquake stuck at shallow depth of 10 km. Tremor was felt as far as 500 km far from the epicenter.

Update 09:16 UTC
There are hundreds of people online on this blog right now from Juneau, Sitka and Ketchikan region of Alaska.

Update 09:15 UTC
TSUNAMI WARNING IN EFFECT FOR...

 * THE COASTAL AREAS OF BRITISH COLUMBIA AND ALASKA FROM THE
   NORTH TIP OF VANCOUVER ISLAND BRITISH COLUMBIA TO CAPE
   SUCKLING ALASKA/LOCATED 75 MILES SE OF CORDOVA/

TSUNAMI ADVISORY IN EFFECT FOR...

 * THE COASTAL AREAS OF BRITISH COLUMBIA FROM THE
   WASHINGTON-BRITISH COLUMBIA BORDER TO THE NORTH TIP OF
   VANCOUVER ISLAND BRITISH COLUMBIA

 * THE COASTAL AREAS OF ALASKA FROM CAPE SUCKLING
   ALASKA/LOCATED 75 MILES SE OF CORDOVA/ TO KENNEDY ENTRANCE
   ALASKA/LOCATED 40 MILES SW OF HOMER/

M 7.7 massive earthquake hit Southeastern Alaska with epicenter located 108 km (67 miles) SW (224°) from Edna Bay.
The 1964 Alaskan earthquake killed 143 people.

08:15 UTC (local time Friday, January 04, 2013 at 11:58 PM @ epicenter)

Epicenter location

101 km (63 miles) SW (221°) from Edna Bay, AK
102 km (64 miles) W (259°) from Craig, AK
 106 km (66 miles) S (182°) from Port Alexander, AK
 1032 km (641 miles) NW (315°) from Vancouver, British Columbia, Canada

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