Station MRKA2 - Search and Rescue Data

Middle Rock Light, AK
61.082 N 146.662 W (61°4'54" N 146°39'42" W)


Average surface winds - six hour block.

Date (UTC) Average
Wind Dir
(True)
Average
Wind Spd
(Knots)
Wind
Obs
Average
Seas
(Feet)
Wave
Obs
Air Temp.
(Degrees F.)
Air Temp.
Obs
Water Temp.
(Degrees F.)
Water Temp.
Obs
2024-05-18 1200Z199212-04212-0
2024-05-18 0600Z200412-04612-0
2024-05-18 0000Z202812-04712-0
2024-05-17 1800Z213512-04412-0
2024-05-17 1200Z2151012-04312-0
2024-05-17 0600Z196912-04512-0
2024-05-17 0000Z207612-04512-0
2024-05-16 1800Z203612-04412-0
2024-05-16 1200Z207512-04312-0
2024-05-16 0600Z2061212-04712-0
2024-05-16 0000Z1991412-04712-0
2024-05-15 1800Z40412-04412-0
2024-05-15 1200Z57312-04212-0
2024-05-15 0600Z208812-04612-0
2024-05-15 0000Z165212-04812-0
2024-05-14 1800Z49312-04412-0
2024-05-14 1200Z211412-04312-0
2024-05-14 0600Z298112-04412-0
2024-05-14 0000Z198312-04612-0
2024-05-13 1800Z41712-04112-0
2024-05-13 1200Z54312-04012-0
2024-05-13 0600Z179212-04012-0
2024-05-13 0000Z188312-04112-0
2024-05-12 1800Z218312-04212-0
2024-05-12 1200Z64412-04112-0
2024-05-12 0600Z67512-04112-0
2024-05-12 0000Z33512-04012-0
2024-05-11 1800Z32712-03712-0
2024-05-11 1200Z45611-03711-0
2024-05-11 0600Z89512-03712-0
2024-05-11 0000Z65412-03912-0
2024-05-10 1800Z44612-03712-0
2024-05-10 1200Z72312-03712-0
2024-05-10 0600Z213512-03712-0
2024-05-10 0000Z208412-03912-0
2024-05-09 1800Z61612-03812-0
2024-05-09 1200Z173311-03911-0
2024-05-09 0600Z179312-04112-0
2024-05-09 0000Z12212-04312-0
2024-05-08 1800Z14312-04312-0
2024-05-08 1200Z43512-04212-0
2024-05-08 0600Z208812-04312-0
2024-05-08 0000Z76312-04512-0
2024-05-07 1800Z44612-04212-0
2024-05-07 1200Z107112-04012-0
2024-05-07 0600Z161112-04112-0
2024-05-07 0000Z202512-04412-0
2024-05-06 1800Z225112-04212-0
2024-05-06 1200Z2041012-04112-0
2024-05-06 0600Z2061212-04212-0
2024-05-06 0000Z30212-04312-0
2024-05-05 1800Z46412-04212-0
2024-05-05 1200Z48712-04112-0
2024-05-05 0600Z51612-04112-0
2024-05-05 0000Z29612-04012-0
2024-05-04 1800Z49612-04012-0
2024-05-04 1200Z94112-04112-0
2024-05-04 0600Z58212-04412-0
2024-05-04 0000Z32512-04612-0
2024-05-03 1800Z37812-04312-0
2024-05-03 1200Z31712-04312-0
2024-05-03 0600Z42712-04512-0
2024-05-03 0000Z47612-04512-0
2024-05-02 1800Z37512-04212-0
2024-05-02 1200Z28512-04212-0
2024-05-02 0600Z201911-04411-0
2024-05-02 0000Z207812-04512-0
2024-05-01 1800Z200812-04312-0
2024-05-01 1200Z1971012-04312-0
2024-05-01 0600Z201912-04312-0
2024-05-01 0000Z197311-04411-0
2024-04-30 1800Z232212-04212-0
2024-04-30 1200Z97112-04212-0
2024-04-30 0600Z190412-04412-0
2024-04-30 0000Z205912-04612-0
2024-04-29 1800Z37112-04412-0
2024-04-29 1200Z196212-04212-0
2024-04-29 0600Z213912-04912-0
2024-04-29 0000Z47512-05112-0
2024-04-28 1800Z27712-04412-0
2024-04-28 1200Z27712-04312-0
2024-04-28 0600Z40712-04612-0
2024-04-28 0000Z41812-04712-0
2024-04-27 1800Z42912-04112-0
2024-04-27 1200Z32712-04012-0
2024-04-27 0600Z104112-04112-0
2024-04-27 0000Z44612-04412-0
2024-04-26 1800Z40512-04112-0
2024-04-26 1200Z219212-04012-0
2024-04-26 0600Z2081112-04412-0
2024-04-26 0000Z2081412-04512-0
2024-04-25 1800Z41712-04112-0
2024-04-25 1200Z27712-04112-0
2024-04-25 0600Z37212-04212-0
2024-04-25 0000Z197212-04412-0
2024-04-24 1800Z41712-04012-0
2024-04-24 1200Z56212-03812-0
2024-04-24 0600Z183112-04112-0
2024-04-24 0000Z40612-04412-0
2024-04-23 1800Z43612-04112-0
2024-04-23 1200Z34612-04112-0
2024-04-23 0600Z69112-04112-0
2024-04-23 0000Z51612-04312-0
2024-04-22 1800Z46312-04012-0
2024-04-22 1200Z198712-04012-0
2024-04-22 0600Z195612-04112-0
2024-04-22 0000Z201412-04512-0
2024-04-21 1800Z35812-04112-0
2024-04-21 1200Z35712-04112-0
2024-04-21 0600Z32812-04412-0
2024-04-21 0000Z37912-04512-0
2024-04-20 1800Z381012-04112-0
2024-04-20 1200Z40912-04012-0
2024-04-20 0600Z40912-04412-0
2024-04-20 0000Z43912-04512-0
2024-04-19 1800Z441012-03912-0
2024-04-19 1200Z43912-03912-0
2024-04-19 0600Z39711-04311-0
2024-04-19 0000Z38712-04412-0
2024-04-18 1800Z46712-04012-0
2024-04-18 1200Z48712-04012-0
2024-04-18 0600Z44612-04012-0
2024-04-18 0000Z43812-03912-0
2024-04-17 1800Z44812-03512-0
2024-04-17 1200Z30812-03512-0
2024-04-17 0600Z62412-03912-0
2024-04-17 0000Z37412-03912-0
2024-04-16 1800Z44512-03612-0
2024-04-16 1200Z78312-03512-0
2024-04-16 0600Z55412-03912-0
2024-04-16 0000Z35612-04012-0
2024-04-15 1800Z36812-03612-0
2024-04-15 1200Z28812-03612-0
2024-04-15 0600Z62712-04012-0
2024-04-15 0000Z47612-04112-0
2024-04-14 1800Z32712-03512-0
2024-04-14 1200Z52512-03412-0
2024-04-14 0600Z89312-03612-0
2024-04-14 0000Z60512-03812-0
2024-04-13 1800Z61512-03412-0
2024-04-13 1200Z29412-03312-0
2024-04-13 0600Z32712-03212-0
2024-04-13 0000Z26712-03112-0
2024-04-12 1800Z26812-03012-0
2024-04-12 1200Z17312-03112-0
2024-04-12 0600Z219612-03312-0
2024-04-12 0000Z2231212-03612-0
2024-04-11 1800Z2191412-03712-0
2024-04-11 1200Z2151312-03812-0
2024-04-11 0600Z57312-03812-0
2024-04-11 0000Z41712-03812-0
2024-04-10 1800Z56412-03412-0
2024-04-10 1200Z202812-03412-0
2024-04-10 0600Z53512-03412-0
2024-04-10 0000Z51312-03612-0
2024-04-09 1800Z41512-03412-0
2024-04-09 1200Z35512-03412-0
2024-04-09 0600Z56712-03812-0
2024-04-09 0000Z25712-04012-0
2024-04-08 1800Z53812-03712-0
2024-04-08 1200Z57612-03512-0
2024-04-08 0600Z65612-03612-0
2024-04-08 0000Z49812-03612-0
2024-04-07 1800Z38812-03412-0
2024-04-07 1200Z39512-03412-0
2024-04-07 0600Z311012-03412-0
2024-04-07 0000Z149212-03412-0
2024-04-06 1800Z69612-03612-0
2024-04-06 1200Z61412-03612-0
2024-04-06 0600Z158112-03612-0
2024-04-06 0000Z25212-03712-0
2024-04-05 1800Z30712-03312-0
2024-04-05 1200Z44812-03212-0
2024-04-05 0600Z45712-03212-0
2024-04-05 0000Z33812-03112-0
2024-04-04 1800Z49712-03312-0
2024-04-04 1200Z64412-03512-0
2024-04-04 0600Z78212-03612-0
2024-04-04 0000Z33212-03612-0
2024-04-03 1800Z43412-03312-0
2024-04-03 1200Z28712-03312-0
2024-04-03 0600Z61312-03512-0
2024-04-03 0000Z21286-0386-0

The six-hour averages are calculated as follows:

  • The 0000Z average uses data from 2100Z to 0259Z.
  • The 0600Z average uses data from 0300Z to 0859Z.
  • The 1200Z average uses data from 0900Z to 1459Z.
  • The 1800Z average uses data from 1500Z to 2059Z.

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