Station APNM4 - Search and Rescue Data

Alpena Harbor Light, Alpena, MI
45.060 N 83.424 W (45°3'35" N 83°25'25" 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
2024-03-28 0600Z2231136-03336-0
2024-03-28 0000Z2411135-03535-0
2024-03-27 1800Z2551436-03436-0
2024-03-27 1200Z2541036-03536-0
2024-03-27 0600Z2351436-04136-0
2024-03-27 0000Z1611636-04036-0
2024-03-26 1800Z1492136-03936-0
2024-03-26 1200Z1581836-03936-0
2024-03-26 0600Z130936-03936-0
2024-03-26 0000Z1271136-03936-0
2024-03-25 1800Z1331736-03736-0
2024-03-25 1200Z1391536-03536-0
2024-03-25 0600Z1382236-03336-0
2024-03-25 0000Z1421935-03035-0
2024-03-24 1800Z1411736-03036-0
2024-03-24 1200Z10036-02236-0
2024-03-24 0600Z299336-02236-0
2024-03-24 0000Z356736-02736-0
2024-03-23 1800Z351836-02836-0
2024-03-23 1200Z309636-02436-0
2024-03-23 0600Z288636-02736-0
2024-03-23 0000Z1851235-02935-0
2024-03-22 1800Z165636-02936-0
2024-03-22 1200Z177636-02736-0
2024-03-22 0600Z147635-02635-0
2024-03-22 0000Z125636-02536-0
2024-03-21 1800Z322536-02536-0
2024-03-21 1200Z321636-02036-0
2024-03-21 0600Z2971136-02036-0
2024-03-21 0000Z3221536-02436-0
2024-03-20 1800Z3211736-02536-0
2024-03-20 1200Z3071736-02436-0
2024-03-20 0600Z304936-02836-0
2024-03-20 0000Z3011236-03436-0
2024-03-19 1800Z2621035-03535-0
2024-03-19 1200Z2371335-03135-0
2024-03-19 0600Z249736-02836-0
2024-03-19 0000Z3071235-02935-0
2024-03-18 1800Z3271336-02936-0
2024-03-18 1200Z344935-02835-0
2024-03-18 0600Z3021036-02736-0
2024-03-18 0000Z2981436-02836-0
2024-03-17 1800Z2971436-03236-0
2024-03-17 1200Z3051236-03236-0
2024-03-17 0600Z291936-03536-0
2024-03-17 0000Z3091136-04236-0
2024-03-16 1800Z2551435-04735-0
2024-03-16 1200Z2151235-03835-0
2024-03-16 0600Z216636-03436-0
2024-03-16 0000Z303436-03936-0
2024-03-15 1800Z325736-03636-0
2024-03-15 1200Z338636-03436-0
2024-03-15 0600Z358736-03736-0
2024-03-15 0000Z7336-04136-0
2024-03-14 1800Z70235-04135-0
2024-03-14 1200Z307236-03836-0
2024-03-14 0600Z324436-04136-0
2024-03-14 0000Z159136-04136-0
2024-03-13 1800Z174236-04936-0
2024-03-13 1200Z302536-04036-0
2024-03-13 0600Z305436-04236-0
2024-03-13 0000Z147535-04335-0
2024-03-12 1800Z1291636-03936-0
2024-03-12 1200Z141136-03436-0
2024-03-12 0600Z310336-03536-0
2024-03-12 0000Z125336-03936-0
2024-03-11 1800Z1441036-03636-0
2024-03-11 1200Z283536-02836-0
2024-03-11 0600Z3021036-03036-0
2024-03-11 0000Z3161435-03435-0
2024-03-10 1800Z3251636-02936-0
2024-03-10 1200Z3331135-02535-0
2024-03-10 0600Z347936-02836-0
2024-03-10 0000Z3091136-03436-0
2024-03-09 1800Z3071236-03736-0
2024-03-09 1200Z327936-03736-0
2024-03-09 0600Z32536-03836-0
2024-03-09 0000Z73536-03836-0
2024-03-08 1800Z117936-03836-0
2024-03-08 1200Z117636-03736-0
2024-03-08 0600Z99436-03736-0
2024-03-08 0000Z100435-03635-0
2024-03-07 1800Z89936-03636-0
2024-03-07 1200Z65633-03633-0
2024-03-07 0600Z60836-03736-0
2024-03-07 0000Z17536-04136-0
2024-03-06 1800Z36936-04136-0
2024-03-06 1200Z14636-03336-0
2024-03-06 0600Z15636-03536-0
2024-03-06 0000Z352636-04036-0
2024-03-05 1800Z4936-04136-0
2024-03-05 1200Z350936-03936-0
2024-03-05 0600Z335736-04236-0
2024-03-05 0000Z122636-04036-0
2024-03-04 1800Z126636-03836-0
2024-03-04 1200Z1401036-03736-0
2024-03-04 0600Z1451536-03836-0
2024-03-04 0000Z1371735-03935-0
2024-03-03 1800Z1401336-03636-0
2024-03-03 1200Z130936-03536-0
2024-03-03 0600Z119536-03536-0
2024-03-03 0000Z1321134-03634-0
2024-03-02 1800Z129736-03736-0
2024-03-02 1200Z171536-03736-0
2024-03-02 0600Z174636-03636-0
2024-03-02 0000Z1671219-03719-0
2024-03-01 1800Z1931234-04134-0
2024-03-01 1200Z199636-03236-0
2024-03-01 0600Z176835-02935-0
2024-03-01 0000Z240233-02633-0
2024-02-29 1800Z2911133-02233-0
2024-02-29 1200Z288934-01634-0
2024-02-29 0600Z2891135-01635-0
2024-02-29 0000Z3031936-01936-0
2024-02-28 1800Z3082236-01936-0
2024-02-28 1200Z3091836-03036-0
2024-02-28 0600Z99436-03936-0
2024-02-28 0000Z120736-03936-0
2024-02-27 1800Z1361236-03936-0
2024-02-27 1200Z1251034-03734-0
2024-02-27 0600Z157936-04036-0
2024-02-27 0000Z1431035-03435-0
2024-02-26 1800Z142936-03536-0
2024-02-26 1200Z291336-03136-0
2024-02-26 0600Z297436-03336-0
2024-02-26 0000Z313336-04036-0
2024-02-25 1800Z2271136-03736-0
2024-02-25 1200Z2241236-03036-0
2024-02-25 0600Z2291236-02836-0
2024-02-25 0000Z1801436-02636-0
2024-02-24 1800Z175436-02336-0
2024-02-24 1200Z331436-01536-0
2024-02-24 0600Z17630-01630-0
2024-02-23 1800Z01230-02430-0
2024-02-23 1200Z323936-03336-0
2024-02-23 0600Z300336-03636-0
2024-02-23 0000Z154636-03536-0
2024-02-22 1800Z151436-04036-0
2024-02-22 1200Z306336-03136-0
2024-02-22 0600Z309536-03236-0
2024-02-22 0000Z325236-03936-0
2024-02-21 1800Z175536-04136-0
2024-02-21 1200Z209836-03636-0
2024-02-21 0600Z166936-03536-0
2024-02-21 0000Z1601335-03435-0
2024-02-20 1800Z1471236-03236-0
2024-02-20 1200Z307136-02136-0
2024-02-20 0600Z303336-02436-0
2024-02-20 0000Z225436-03236-0
2024-02-19 1800Z241835-03235-0
2024-02-19 1200Z259436-02236-0
2024-02-19 0600Z290536-02236-0
2024-02-19 0000Z3181436-02536-0
2024-02-18 1800Z2991236-03036-0
2024-02-18 1200Z2541136-02736-0
2024-02-18 0600Z2441036-02536-0
2024-02-18 0000Z2381534-02134-0
2024-02-17 1800Z261936-01836-0
2024-02-17 1200Z300636-01336-0
2024-02-17 0600Z306736-01736-0
2024-02-17 0000Z315436-02236-0
2024-02-16 1800Z303936-02336-0
2024-02-16 1200Z3031036-02236-0
2024-02-16 0600Z3031236-02436-0
2024-02-16 0000Z3091536-02936-0
2024-02-15 1800Z193536-03136-0
2024-02-15 1200Z1691036-03136-0
2024-02-15 0600Z185836-03236-0
2024-02-15 0000Z1711235-02935-0
2024-02-14 1800Z187136-02736-0
2024-02-14 1200Z304636-02136-0
2024-02-14 0600Z316835-02435-0
2024-02-14 0000Z333736-02736-0
2024-02-13 1800Z1936-02736-0
2024-02-13 1200Z328836-02936-0
2024-02-13 0600Z311836-03136-0
2024-02-13 0000Z223335-03635-0
2024-02-12 1800Z181536-03536-0
2024-02-12 1200Z237836-02936-0
2024-02-12 0600Z268636-02836-0
2024-02-12 0000Z241418-03118-0

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.

Display all available SAR data (up to 45 days)

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