Effective Sunday, March 17, 2024, the National Weather Service National Data Buoy Center will discontinue its Dial-A-Buoy Interactive Voice Response system. For more information, see Service Change Notice 24-06 (PDF).

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
2024-03-01 0000Z--0-032534153
2024-02-29 1800Z--0-033604260
2024-02-29 1200Z--0-031584260
2024-02-29 0600Z--0-042604460
2024-02-29 0000Z--0-051554357
2024-02-28 1800Z--0-051604260
2024-02-28 1200Z0011-048604260
2024-02-28 0600Z0060-048604160
2024-02-28 0000Z210056-048554156
2024-02-27 1800Z193160-050594060
2024-02-27 1200Z184060-042573860
2024-02-27 0600Z0060-040603860
2024-02-27 0000Z0057-040483951
2024-02-26 1800Z215060-042573857
2024-02-26 1200Z210060-038603760
2024-02-26 0600Z218060-033603760
2024-02-26 0000Z210055-030443854
2024-02-25 1800Z141060-030433860
2024-02-25 1200Z1254-026443749
2024-02-25 0600Z346260-027563855
2024-02-25 0000Z348154-033353847
2024-02-24 1800Z347056-037393957
2024-02-24 1200Z338051-039293950
2024-02-24 0600Z0056-039343956
2024-02-24 0000Z253059-041403955
2024-02-23 1800Z223060-044603960
2024-02-23 1200Z170060-041603860
2024-02-23 0600Z0060-038603860
2024-02-23 0000Z213057-035533757
2024-02-22 1800Z172060-037573857
2024-02-22 1200Z305060-032583660
2024-02-22 0600Z28060-033603760
2024-02-22 0000Z94157-033573757
2024-02-21 1800Z79160-035593760
2024-02-21 1200Z89460-031593660
2024-02-21 0600Z305060-022583760
2024-02-21 0000Z102057-028573757
2024-02-20 1800Z62160-030603760
2024-02-20 1200Z20560-028603660
2024-02-20 0600Z310160-026603660
2024-02-20 0000Z344054-029503755
2024-02-19 1800Z338160-037523760
2024-02-19 1200Z287060-033603660
2024-02-19 0600Z265060-033593660
2024-02-19 0000Z255156-034483654
2024-02-18 1800Z231359-035493758
2024-02-18 1200Z250057-026463660
2024-02-18 0600Z290060-026603660
2024-02-18 0000Z304054-031463855
2024-02-17 1800Z340057-032453755
2024-02-17 1200Z0060-030353753
2024-02-17 0600Z0060-029533760
2024-02-17 0000Z313057-033573857
2024-02-16 1800Z318560-037603860
2024-02-16 1200Z285260-037603760
2024-02-16 0600Z220060-035603760
2024-02-16 0000Z211058-034583856
2024-02-15 1800Z313060-035603760
2024-02-15 1200Z312060-028603760
2024-02-15 0600Z326860-028583758
2024-02-15 0000Z310755-030573857
2024-02-14 1800Z305560-032603860
2024-02-14 1200Z326160-030603860
2024-02-14 0600Z0060-029603860
2024-02-14 0000Z12558-032543858
2024-02-13 1800Z392160-034584060
2024-02-13 1200Z521560-038604060
2024-02-13 0600Z60060-038604060
2024-02-13 0000Z194057-038454154
2024-02-12 1800Z97158-042564160
2024-02-12 1200Z347060-038604060
2024-02-12 0600Z0060-037604060
2024-02-12 0000Z0055-039504056
2024-02-11 1800Z318155-046374060
2024-02-11 1200Z308060-045503957
2024-02-11 0600Z0060-043604060
2024-02-11 0000Z220055-042463957
2024-02-10 1800Z219160-045544057
2024-02-10 1200Z221157-042283858
2024-02-10 0600Z193353-041403960
2024-02-10 0000Z187254-040523857
2024-02-09 1800Z186560-040573955
2024-02-09 1200Z224260-032603760
2024-02-09 0600Z275460-027603960
2024-02-09 0000Z356457-034553857
2024-02-08 1800Z291160-039603960
2024-02-08 1200Z2660-035603760
2024-02-08 0600Z25860-035603858
2024-02-08 0000Z231360-035553860
2024-02-07 1800Z211860-036603860
2024-02-07 1200Z261760-036603760
2024-02-07 0600Z301860-036583760
2024-02-07 0000Z211857-035573755
2024-02-06 1800Z182160-034603860
2024-02-06 1200Z131857-033573757
2024-02-06 0600Z172155-034483754
2024-02-06 0000Z141958-035413758
2024-02-05 1800Z52157-034533760
2024-02-05 1200Z3541560-032603660
2024-02-05 0600Z3511060-033603660
2024-02-05 0000Z340757-036503757
2024-02-04 1800Z3511555-033383760
2024-02-04 1200Z3581755-030553660
2024-02-04 0600Z31960-032603760
2024-02-04 0000Z3601657-033443852
2024-02-03 1800Z31854-032433860
2024-02-03 1200Z3591754-033423957
2024-02-03 0600Z92058-036523960
2024-02-03 0000Z181958-039513958
2024-02-02 1800Z357760-041573957
2024-02-02 1200Z274160-039603960
2024-02-02 0600Z205560-038603860
2024-02-02 0000Z201755-039553957
2024-02-01 1800Z202760-039603858
2024-02-01 1200Z221260-036603860
2024-02-01 0600Z243160-034603860
2024-02-01 0000Z240253-033513853
2024-01-31 1800Z298160-034603860
2024-01-31 1200Z8160-031603860
2024-01-31 0600Z331560-028603860
2024-01-31 0000Z14957-028573857
2024-01-30 1800Z291860-028603860
2024-01-30 1200Z302460-028603860
2024-01-30 0600Z322560-032603960
2024-01-30 0000Z262857-035503957
2024-01-29 1800Z62457-036574058
2024-01-29 1200Z163060-037604060
2024-01-29 0600Z263060-039554060
2024-01-29 0000Z562360-040524058
2024-01-28 1800Z791657-039474058
2024-01-28 1200Z93751-037533953
2024-01-28 0600Z278260-035604060
2024-01-28 0000Z344457-036484057
2024-01-27 1800Z121260-038494057
2024-01-27 1200Z201354-039394056
2024-01-27 0600Z191159-040434055
2024-01-27 0000Z353450-043273953
2024-01-26 1800Z861159-042604060
2024-01-26 1200Z1021359-041603960
2024-01-26 0600Z701360-041603958
2024-01-26 0000Z361152-041453857
2024-01-25 1800Z6760-045593960
2024-01-25 1200Z234760-046593760
2024-01-25 0600Z204860-045603760
2024-01-25 0000Z178857-042573657
2024-01-24 1800Z182660-040603760
2024-01-24 1200Z1391058-037553560
2024-01-24 0600Z13160-034603660
2024-01-24 0000Z309258-036553558
2024-01-23 1800Z318660-041583660
2024-01-23 1200Z270560-039603460
2024-01-23 0600Z244858-038583558
2024-01-23 0000Z243739-035283440
2024-01-22 1800Z228560-033523560
2024-01-22 1200Z294260-025603360
2024-01-22 0600Z321560-026603460
2024-01-22 0000Z302255-023473457
2024-01-21 1800Z316655-024473556
2024-01-21 1200Z324752-022463454
2024-01-21 0600Z317657-022573560
2024-01-21 0000Z304557-020473557
2024-01-20 1800Z310557-021363653
2024-01-20 1200Z301558-019363658
2024-01-20 0600Z307560-024493554
2024-01-20 0000Z353957-028493757
2024-01-19 1800Z161260-033603660
2024-01-19 1200Z341360-030603760
2024-01-19 0600Z301260-030603660
2024-01-19 0000Z269457-031553757
2024-01-18 1800Z248760-031593760
2024-01-18 1200Z264460-022593758
2024-01-18 0600Z267660-021603760
2024-01-18 0000Z274657-024543957
2024-01-17 1800Z272760-028423957
2024-01-17 1200Z308860-025604060
2024-01-17 0600Z314960-028604060
2024-01-17 0000Z304557-040574157
2024-01-16 1800Z621160-042604060
2024-01-16 1200Z831160-035604060
2024-01-16 0600Z330358-031604060
2024-01-16 0000Z260230-033204030

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)

Display CHTM3 station page