Station CHTM3 - Search and Rescue Data

8447435 - Chatham, MA
41.688 N 69.950 W (41°41'18" N 69°57'0" W)

Caution: Right whales may be active in northeast waters year-round. Mandatory speed restrictions of 10 knots apply to vessels 65 feet or greater in specific areas and times along the US east coast. Voluntary speed restrictions may be in effect in other areas and times. For current information on speed-restricted areas, go to: http://www.nmfs.noaa.gov/pr/shipstrike

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
2023-12-02 0600Z203549-049414447
2023-12-02 0000Z205558-050584558
2023-12-01 1800Z211860-052604457
2023-12-01 1200Z211660-049604360
2023-12-01 0600Z219760-048604360
2023-12-01 0000Z213853-046424350
2023-11-30 1800Z232748-044444358
2023-11-30 1200Z272460-035584260
2023-11-30 0600Z251060-029594360
2023-11-30 0000Z287155-033434351
2023-11-29 1800Z262657-037574356
2023-11-29 1200Z303760-032604260
2023-11-29 0600Z292860-032604460
2023-11-29 0000Z277757-034554555
2023-11-28 1800Z284760-040604760
2023-11-28 1200Z286560-039604660
2023-11-28 0600Z297460-042604760
2023-11-28 0000Z317558-046444751
2023-11-27 1800Z266458-054584860
2023-11-27 1200Z211960-053604660
2023-11-27 0600Z1402660-051604660
2023-11-27 0000Z1421760-046584560
2023-11-26 1800Z172960-045604560
2023-11-26 1200Z196560-039604458
2023-11-26 0600Z268360-025604560
2023-11-26 0000Z262157-028574557
2023-11-25 1800Z355560-035604660
2023-11-25 1200Z353960-032594558
2023-11-25 0600Z3471160-034594655
2023-11-25 0000Z328657-043574757
2023-11-24 1800Z277560-050604860
2023-11-24 1200Z273460-044604760
2023-11-24 0600Z260260-040604860
2023-11-24 0000Z294258-044584858
2023-11-23 1800Z326860-050604960
2023-11-23 1200Z3331160-046604860
2023-11-23 0600Z328860-045604860
2023-11-23 0000Z283657-050574857
2023-11-22 1800Z1612460-053604860
2023-11-22 1200Z1353360-048604760
2023-11-22 0600Z1362160-044604660
2023-11-22 0000Z1321258-042584758
2023-11-21 1800Z85760-041604760
2023-11-21 1200Z451060-040604660
2023-11-21 0600Z1760-037604660
2023-11-21 0000Z339657-037544857
2023-11-20 1800Z3551260-040604860
2023-11-20 1200Z340960-040604960
2023-11-20 0600Z328760-043604960
2023-11-20 0000Z300357-046575055
2023-11-19 1800Z244560-051555060
2023-11-19 1200Z282360-040605060
2023-11-19 0600Z316560-040605060
2023-11-19 0000Z3391057-045545157
2023-11-18 1800Z3461060-054605160
2023-11-18 1200Z201560-056605160
2023-11-18 0600Z197660-056585060
2023-11-18 0000Z1921157-056575155
2023-11-17 1800Z2031157-060575055
2023-11-17 1200Z198760-053584960
2023-11-17 0600Z207358-049604860
2023-11-17 0000Z220257-050574953
2023-11-16 1800Z254258-058604959
2023-11-16 1200Z258560-052604860
2023-11-16 0600Z233760-051604860
2023-11-16 0000Z218754-048554857
2023-11-15 1800Z194560-048604860
2023-11-15 1200Z330455-043584760
2023-11-15 0600Z328657-042604860
2023-11-15 0000Z340657-042544757
2023-11-14 1800Z344760-046604960
2023-11-14 1200Z289260-040604760
2023-11-14 0600Z296060-038574860
2023-11-14 0000Z332057-041574857
2023-11-13 1800Z154360-044604860
2023-11-13 1200Z323160-040604760
2023-11-13 0600Z296260-039604857
2023-11-13 0000Z12660-041604760
2023-11-12 1800Z22860-042604860
2023-11-12 1200Z327560-039534753
2023-11-12 0600Z333560-040604960
2023-11-12 0000Z351757-042574957
2023-11-11 1800Z3431050-048585060
2023-11-11 1200Z302560-046584857
2023-11-11 0600Z277357-045604960
2023-11-11 0000Z260360-047605060
2023-11-10 1800Z270460-051555060
2023-11-10 1200Z265460-044604960
2023-11-10 0600Z294257-044605060
2023-11-10 0000Z109360-049565060
2023-11-09 1800Z142958-047605058
2023-11-09 1200Z225160-043585060
2023-11-09 0600Z329357-041585060
2023-11-09 0000Z331758-043585158
2023-11-08 1800Z3261154-043605260
2023-11-08 1200Z3341060-044605258
2023-11-08 0600Z316660-052605360
2023-11-08 0000Z263557-057545353
2023-11-07 1800Z209858-059545358
2023-11-07 1200Z193960-055585260
2023-11-07 0600Z1881060-053565260
2023-11-07 0000Z147957-052575354
2023-11-06 1800Z78957-050605360
2023-11-06 1200Z461460-049605260
2023-11-06 0600Z48960-051605360
2023-11-06 0000Z356457-052555455
2023-11-05 1800Z294360-059555355
2023-11-05 1200Z254260-051575360
2023-11-05 0600Z270160-049555256
2023-11-05 0000Z221457-055575357
2023-11-04 1800Z227560-058555257
2023-11-04 1200Z223560-055545260
2023-11-04 0600Z211858-055575260
2023-11-04 0000Z210957-051545254
2023-11-03 1800Z2061060-053605260
2023-11-03 1200Z221358-040555160
2023-11-03 0600Z273360-033605160
2023-11-03 0000Z270257-036575257
2023-11-02 1800Z342560-045605257
2023-11-02 1200Z306360-040605260
2023-11-02 0600Z285357-039575258
2023-11-02 0000Z353858-043585258
2023-11-01 1800Z301857-046605356
2023-11-01 1200Z591857-046585360
2023-11-01 0600Z511158-046605460
2023-11-01 0000Z45853-045485553
2023-10-31 1800Z251058-046575657
2023-10-31 1200Z348960-046565660
2023-10-31 0600Z344956-049605760
2023-10-31 0000Z338656-054555757
2023-10-30 1800Z231355-059575760
2023-10-30 1200Z1151458-054605660
2023-10-30 0600Z841659-051575760
2023-10-30 0000Z731556-049495853
2023-10-29 1800Z571360-052575860
2023-10-29 1200Z501360-056605957
2023-10-29 0600Z3958-061575955
2023-10-29 0000Z262357-066526157
2023-10-28 1800Z239660-071585960
2023-10-28 1200Z248660-063555960
2023-10-28 0600Z235558-060535960
2023-10-28 0000Z226557-060556054
2023-10-27 1800Z233560-065605960
2023-10-27 1200Z233560-062605960
2023-10-27 0600Z240560-061605960
2023-10-27 0000Z244457-062556057
2023-10-26 1800Z239457-071576060
2023-10-26 1200Z249560-062605860
2023-10-26 0600Z232660-061575960
2023-10-26 0000Z232754-061495954
2023-10-25 1800Z2221056-064545958
2023-10-25 1200Z217757-060605758
2023-10-25 0600Z217760-058605760
2023-10-25 0000Z213657-057575854
2023-10-24 1800Z187760-060585858
2023-10-24 1200Z215260-052605758
2023-10-24 0600Z305358-050605760
2023-10-24 0000Z317356-053575754
2023-10-23 1800Z360859-056605860
2023-10-23 1200Z339757-052605760
2023-10-23 0600Z311660-050605860
2023-10-23 0000Z292557-054575857
2023-10-22 1800Z275657-059585960
2023-10-22 1200Z264858-056565858
2023-10-22 0600Z259860-056605960
2023-10-22 0000Z2851156-057576057
2023-10-21 1800Z901157-059606060
2023-10-21 1200Z96760-060606060
2023-10-21 0600Z104160-060606060
2023-10-21 0000Z127957-060576057
2023-10-20 1800Z1541155-060556060
2023-10-20 1200Z1631160-059585957
2023-10-20 0600Z184860-058555958
2023-10-20 0000Z193757-057576057
2023-10-19 1800Z199760-061606060
2023-10-19 1200Z229360-056605960
2023-10-19 0600Z216158-055575960
2023-10-19 0000Z197457-057545957
2023-10-18 1800Z195460-061575955
2023-10-18 1200Z218358-056585860
2023-10-18 0600Z243260-051605857
2023-10-18 0000Z265230-051305930

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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