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García-Herrera, Ricardo; Können, Gunther P; Wheeler, Dennis A; Prieto, Maria del Rosario; Jones, Philip D; Koek, Frits B (2010): Meteorological observations during INTREPID cruise from Portsmouth to St. Helena started at 1797-06-09 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.749825, In: Jones, Philip D; Wheeler, Dennis A; Können, Gunther P; Koek, Frits B; Prieto, Maria del Rosario; García-Herrera, Ricardo (2007): Climatological observations from ship logbooks between 1750 and 1854 (release 2.1) [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.611088

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Related to:
García-Herrera, Ricardo; Können, Gunther P; Wheeler, Dennis A; Prieto, Maria del Rosario; Jones, Philip D; Koek, Frits B (2005): CLIWOC: A Climatological Database for the World's Oceans 1750–1854 (and 10 more publications about CLIWOC results in the same volume). Climatic Change, 73(1-2), 1-12ff, https://doi.org/10.1007/s10584-005-6952-6
Funding:
Fifth Framework Programme (FP5), grant/award no. EVK2-CT-2000-00090: Climatological Database for the Worlds Oceans: 1750-1854
Coverage:
Median Latitude: 0.196310 * Median Longitude: -20.785833 * South-bound Latitude: -32.150000 * West-bound Longitude: -29.900000 * North-bound Latitude: 49.580000 * East-bound Longitude: -1.730000
Date/Time Start: 1797-06-09T12:00:00 * Date/Time End: 1797-08-31T12:00:00
Event(s):
Intrepid_17970609_NMM_ADM/L/J81 * Latitude Start: 50.750000 * Longitude Start: -0.980000 * Latitude End: -15.890000 * Longitude End: -5.750000 * Date/Time Start: 1797-06-09T00:00:00 * Date/Time End: 1797-08-31T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Intrepid (3rd Rate Frigate), Voyage: Portsmouth - St Helena, 1st Observer: Robert Parker (Captain), Company: Royal Navy, Other ship information: 64G 1369BM
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DATE/TIMEDate/TimeGeocode
LATITUDELatitudeGeocode
LONGITUDELongitudeGeocode
Wind directiondddegWind direction (from which the wind is blowing) in whole degrees from: 1-360; 361 = calm, 362 = variable. It is not clear from many logbook entries whether the wind direction has been corrected for the magnetic variation (or declination). To avoid any misunderstanding, all winds from reports that included a valid position in the period 1750-1854 were corrected. All other wind directions are given without being corrected.
Wind speedffm/scalculated from the descriptive terms of wind force given in the observations
LandmarkLandmarkName of first landmark
BearingBearingBearing of the first landmark
Distance to landmarkDistancearbitrary unitsDistance to the first landmark
CourseCourseCourse of the ship during the past 24 hours
10 DistanceDistancearbitrary unitsDistance travelled during the previous 24 hours
11 DeclinationDecldegIt is generally accepted by the CLIWOC team that the wind directions, reported by the ships officers, were relative to the magnetic North direction. Navigators were well aware of the difference between the true and magnetic north direction, but the compasses (we assumed that the bearing-compasses were mostly used for determining the wind direction) were not always adjusted. Therefore the wind direction has to be corrected. The magnetic declination (or variation, as it is known on board ships) is given for the whole CLIWOC period (1750-1850) for every 5x5 degree square. The number was added to the wind direction to get the true wind direction.
12 Wind direction descriptionWind dir descrAll reported wind directions on this day. The wind direction is the direction that points to where the wind comes from.
13 Wind force descriptionWind force descrAll reported wind forces on this day
14 Present weatherwwWeather description
15 Precipitation descriptionPrecip descr
16 State of the sea descriptionState sea descr
17 ClearnessClearness
18 GustsGusts1 If wind gusts are reported
19 Precipitation/RainRain1 If rain was reported
20 FogFog1 If fog was reported
21 Snow typeSnow1 If snow was reported
22 ThunderThunder1 If thunder and or lightning was reported
23 HailHail1 If hail was reported
24 Sea iceSea ice1 If sea-ice or icebergs were reported
25 IdentificationIDCLIWOC 2.1 line number
Size:
1599 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Date/Time

Latitude

Longitude

dd [deg]
(Wind direction (from which th...)

ff [m/s]
(calculated from the descripti...)

Landmark
(Name of first landmark)

Bearing
(Bearing of the first landmark)

Distance [arbitrary units]
(Distance to the first landmark)

Course
(Course of the ship during the...)
10 
Distance [arbitrary units]
(Distance travelled during the...)
11 
Decl [deg]
(It is generally accepted by t...)
12 
Wind dir descr
(All reported wind directions ...)
13 
Wind force descr
(All reported wind forces on t...)
14 
ww
(Weather description)
15 
Precip descr
16 
State sea descr
17 
Clearness
18 
Gusts
(1 If wind gusts are reported)
19 
Rain
(1 If rain was reported)
20 
Fog
(1 If fog was reported)
21 
Snow
(1 If snow was reported)
22 
Thunder
(1 If thunder and or lightning...)
23 
Hail
(1 If hail was reported)
24 
Sea ice
(1 If sea-ice or icebergs were...)
25 
ID
(CLIWOC 2.1 line number)
1797-06-09T12:0049.58-5.933369.3LIZARDN51E12S51W35.00-24NBE, NFRESH BREEZES AND SQUALLY0000000119732
1797-06-10T13:0047.75-9.123459.3LIZARDN49E68S49W68.00-26N, NBE, NBEFIRST PART FRESH BREEZES AND SQUALLY, MIDDLE AND LATTER FRESH BREEZESMIDDLE AND LATTER CLEAR0000000119733
1797-06-11T13:0046.93-10.203596.7LIZARDN40E81S42W66.00-24W, NNEMODERATE WITH LIGHT AIRSCLEAR0000000119734
1797-06-12T13:0046.37-12.132359.3LIZARDN52E114S67W87.00-24NNW, NBW, WBSFIRST PART MODERATE BREEZES, MIDDLE FRESH BREEZES, LATTER STEADY BREEZESLATTER SMALL RAINMIDDLE HAZY0100000119735
1797-06-13T13:0045.03-14.403256.7CAPE FINISTERRES64E86S50W125.00-24N, NBWMODERATEHAZY0000000119736
1797-06-14T13:0043.20-16.123149.3CAPE FINISTERREE141S36W136.00-24NNE, NNWFRESH BREEZESHAZY0000000119737
1797-06-15T13:0041.67-17.282932.6ST MARYSS46W135S35W112.00-22NWBW, NWFIRST PART MODERATE BREEZES, MIDDLE MODERATE, LATTER LIGHT BREEZESFIRST AND LATTER CLEAR, MIDDLE CLOUDY0000000119738
1797-06-16T13:0041.43-17.632930.0ST MARYSS45W126S48W21.00-22VARIABLE, W, NWFIRST PART LIGHT AIRS, LATTER CALMFIRST PART CLEAR, MIDDLE HAZY0000000119739
1797-06-17T13:0041.22-17.933621.0S46W19.00-22SWBW, VARIABLEFIRST PART CALM, MIDDLE AND LATTER LIGHT AIRSFIRST PART SULTRY0000000119740
1797-06-18T13:0040.57-18.382370.0S28W45.00-22WNW, WBSFIRST PART LIGHT BREEZES, MIDDLE MODERATE, LATTER CALMFIRST PART AND MIDDLE PARTS CLOUDY, LATTER CLEAR0000000119741
1797-06-19T13:0038.77-19.572931.0ST MARIESS67W94S27W121.00-22NW, VARIABLE, NWLIGHT AIRSCLEAR0000000119742
1797-06-20T13:0037.08-21.123189.3ST MARIESS87W64S36W125.00-20NWBW, NNWFIRST AND MIDDLE PARTS FRESH BREEZES AND SQUALLY, LATTER FRESH BREEZESLATTER HAZY0000000119743
1797-06-21T14:0034.60-22.622966.7MADEIRAS63E95S26W166.00-19NWBN, NW, NWMODERATECLOUDY0000000119744
1797-06-22T14:0032.10-23.522989.3MADEIRAN86E102S17W157.00-17NWBN, NNW, NWFIRST PART MODERATE BREEZES, LATTER FRESH BREEZESMIDDLE RAINFIRST PART CLEAR, MIDDLE DARK CLOUDY WEATHER0100000119745
1797-06-23T14:0030.55-24.083212.6PALMAS70E117S17W98.00-17ENE, NEBE, NNWFIRST PART MODERATE, MIDDLE AND LATTER LIGHT BREEZESCLOUDY0000000119746
1797-06-24T14:0028.97-24.82966.7PALMAS83E126S22W102.00-17EBS, ESEMODERATECLEAR0000000119747
1797-06-25T14:0027.20-25.13756.7ST ANTONIOS196S9W108.00-15EBS, EMODERATE BREEZESCLEAR0000000119748
1797-06-26T14:0024.82-25.60759.3ST ANTONIOS2E148S10W145.00-15EBN, EFIRST PART MODERATE, MIDDLE AND LATTER FRESH BREEZESCLOUDY0000000119749
1797-06-27T14:0021.87-26.5887ST ANTONIOS16E93S17W185.00-14EBSFIRST AND MIDDLE PARTS FRESH BREEZES, LATTER SQUALLYCLOUDY0000000119750
1797-06-28T14:0019.48-27.508919.0ST ANTONIOS46E60S20W152.00-12E, EBSFIRST PART FRESH BREEZES, MIDDLE AND LATTER FRESH GALESHEAVY SWELLFIRST PART CLOUDY, MIDDLE AND LATTER HAZY0000000119751
1797-06-29T14:0017.22-28.37356.7ST ANTONIOS83E62S20W145.00-10EBN, EBS, NEMODERATEHEAVY SWELL FROM NEHAZY0000000119752
1797-06-30T14:0015.20-28.52806.7ST JAGOS83E105S4W121.00-10NEBE, EFIRST AND MIDDLE PARTS MODERATE, LATTER MODERATE BREEZESFIRST PART CLEAR, MIDDLE CLOUDY, LATTER HAZY0000000119753
1797-07-01T14:0013.30-26.87116.7ST JAGON67E82S40W148.00-12NEBN, ENE, NNEFIRST PART LIGHT BREEZES, MIDDLE AND LATTER MODERATEFIRST PART CLOUDY, MIDDLE AN LATTER CLEAR0000000119754
1797-07-02T14:0011.75-26.23456.7ST JAGON45E90S22E100.00-11VARIABLE, NEBEFIRST PART MODERATE BREEZES, MIDDLE LIGHT BREEZES, LATTER MODERATE AND SQUALLYFIRST AND MIDDLE PARTS CLOUDY0000000119755
1797-07-03T14:0010.63-25.77796.7ST JAGON31E99S22E72.00-11ESE, NEBE, EFIRST AND LATTER PARTS MODERATE, MIDDLE LIGHT AIRSFIRST AND LATTER PARTS CLOUDY, MIDDLE HAZY0000000119756
1797-07-04T14:009.43-24.9557ST JAGON19E116S34E86.00-11NEBE, NNE, ENEFIRST PART LIGHT BREEZES, MIDDLE AND LATTER SQUALLYLATTER RAINCLOUDY0100000119757
1797-07-05T14:008.42-24.4045ST JAGON12E133S28E69.00-11ENE, EBN, NEBEFIRST PART MODERATE BREEZES, MIDDLE AND LATTER SQUALLYMIDDLE HEAVY RAIN, LATTER RAINFIRST PART CLOUDY0100000119758
1797-07-06T14:007.70-24.753626.7ST JAGON13E148S26W48.00-11SSE, VARIABLEFIRST PART LIGHT BREEZES AND SQUALLY, MIDDLE AND LATTER MODERATE AND SQUALLYFIRST AND MIDDLE PARTS RAINLATTER DARK CLOUDS0100000119759
1797-07-07T14:007.37-24.75362ST JAGON13E152S20.00-10E, ENE, VARIABLEFIRST PART LIGHT AIRS, MIDDLE LIGHT AIRS, LATTER SQUALLYFIRST AND LATTER RAINFIRST PART CLOUDY0100000119760
1797-07-08T14:007.03-25.121489.3ST JAGON15E163S48W30.00-10SBW, SSEFIRST AND MIDDLE PARTS MODERATE BREEZES AND SQUALLY, LATTER FRESH BREEZESFIRST PART RAIN, LATTER THICK SQUALLS OF RAIN1100100119761
1797-07-09T14:006.98-24.77362ST JAGON12E162S82E25.00-10SWBS, SBE, VARIABLEFIRST PART HEAVY SQUALLS, MIDDLE MODERATE AND SQUALLY, LATTER SQUALLYRAIN, LATTER HEAVY RAIN0100000119762
1797-07-10T14:007.08-24.601481.0ST JAGON11E159N60E12.00-10S, SBE, SSEFIRST PART SQUALLY, MIDDLE AND LATTER LIGHT AIRSFIRST PART HEAVY RAINMIDDLE CLOUDY, LATTER CLEAR0100000119763
1797-07-11T14:007.07-24.921360.0ST JAGON13E161S87W18.00-10SBE, SEBSFIRST PART LIGHT BREEZES, MIDDLE AND LATTER CALMSWELL FROM SFIRST PART CLOUDY, MIDDLE AND LATTER CLEAR0000000119764
1797-07-12T14:006.47-24.633282.6ST JAGON11E172S26E40.00-10NE, SBE, NNWFIRST PART CALM, MIDDLE CALM, LATTER LIGHT BREEZESFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119765
1797-07-13T14:006.13-23.722046.7ST JAGON5E176S70E59.00-10SSW, SBW, SWBSFIRST AND MIDDLE PARTS SQUALLY, LATTER MODERATE BREEZESFIRST PART RAIN0100000119766
1797-07-14T14:005.80-22.751816.7ST JAGON182S71E64.00-10SBWMODERATE BREEZESCLEAR0000000119767
1797-07-15T13:005.07-21.622016.7ST JAGON7W198S57E81.00-13SSW, SWBSMODERATE BREEZESFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119768
1797-07-16T13:004.60-20.801906.7ST JAGON11W210S57E59.00-13SW, S, SSWMODERATECLOUDY0000000119769
1797-07-17T13:003.87-22.181676.7ST JAGON3W221S62W94.00-13SBW, SWBW, SFIRST PART FRESH BREEZES, MIDDLE AND LATTER MODERATEFIRST AND LATTER PARTS CLEAR, MIDDLE CLOUDY0000000119770
1797-07-18T14:003.33-23.431816.7ST JAGON2E231S67W82.00-10S, SBW, SBWFIRST PART MODERATE BREEZES, MIDDLE SQUALLY, LATTER MODERATEFIRST PART CLEAR0000000119771
1797-07-19T14:002.72-24.831939.3ST JAGON8E246S66W91.00-10SBW, S, SSWFIRST AND MIDDLE PARTS MODERATE, LATTER FRESH BREEZESFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119772
1797-07-20T14:001.97-26.081716.7ST JAGON12E265S59W88.00-9SSE, SEBS, SFIRST AND MIDDLE PARTS FRESH BREEZES, LATTER MODERATEFIRST AND LATTER PARTS CLEAR, MIDDLE CLOUDY0000000119773
1797-07-21T14:000.82-26.831376.7ST JAGON15E292S33W83.00-9SEBS, SE, SEBSMODERATEFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119774
1797-07-22T14:00-0.58-27.271266.7ST JAGON15E321S17W88.00-9SEBE, SEFIRST PART MODERATE BREEZES, MIDDLE LIGHT BREEZES, LATTER MODERATEFIRST AND MIDDLE PARTS CLOUDY, LATTER CLEAR0000000119775
1797-07-23T14:00-2.05-27.55956.7S11W90.00-6EBSFIRST PART LIGHT BREEZES, MIDDLE AND LATTER MODERATEMIDDLE RAINCLOUDY0100000119776
1797-07-24T14:00-3.50-27.881089.3S13W90.00-5EBS, E, ESEFIRST AND MIDDLE PARTS MODERATE, LATTER FRESH BREEZES AND SQUALLYLATTER RAINFIRST PART CLOUDY, MIDDLE CLEAR0100000119777
1797-07-25T14:00-4.93-28.501086.7S23W93.00-5SE, ESEFIRST PART MODERATE, LATTER MODERATE AND SQUALLYMIDDLE AND LATTER RAINFIRST PART CLOUDY, MIDDLE HAZY0100000119778
1797-07-26T14:00-6.70-29.121089.3CAPE ST AUGUSTINES72W122S19W112.00-5E, ESEFIRST PART MODERATE AND SQUALLY, MIDDLE AND LATTER FRESH BREEZESFIRST PART RAINMIDDLE CLEAR, LATTER CLOUDY0100000119779
1797-07-27T14:00-9.17-29.12869.3ST AUGUSTINES83W119S148.00-4EFIRST PART MODERATE BREEZES, MIDDLE FRESH BREEZES AND SQUALLY, LATTER FRESH BREEZESFIRST PART CLEAR, LATTER CLOUDY0000000119780
1797-07-28T14:00-11.23-29.12976.7TRINIDADS5E186S124.00-4EBSFIRST PART FRESH BREEZES AND SQUALLY, LATTER MODERATEMIDDLE CLOUDY, LATER CLEAR0000000119781
1797-07-29T14:00-13.33-29.121109.3TRINIDADS6W144S126.00-3ESEFIRST AND MIDDLE PARTS MODERATE, LATTER FRESH BREEZESFIRST AND MIDDE PARTS CLOUDY, LATTER CLEAR0000000119782
1797-07-30T14:00-14.93-29.621109.3TRINIDADS3W114S17W100.00-3SEBE, E, ESEFIRST PART, MODERATE BREEZES, MIDDLE MODERATE BREEZES AND SQUALLY, LATTER FRESH BREEZESMIDDLE RAINFIRST PART CLEAR, LATTER CLOUDY0100000119783
1797-07-31T14:00-16.57-29.43769.3TRINIDADS7W79S6E98.00-3E, EBNFIRST PART FRESH BREEZES, MIDDLE AND LATTER FRESH BREEZESHEAVY CROSS SWELLFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119784
1797-08-01T14:00-18.17-29.20999.3TRINIDADS17W49S8E97.00-2ESE, EBN, EBSFIRST AND MIDDLE PARTS MODERATE, LATTER FRESH BREEZESFIRST AND LATTER PARTS CLEAR, MIDDLE CLOUDY0000000119785
1797-08-02T14:00-19.43-28.48886.7TRINIDADS53W35S28E86.00-2VARIABLE, NE, EMODERATEFIRST AND MIDDLE PARTS CLOUDY, LATTER CLEAR0000000119786
1797-08-03T14:00-20.03-27.83436.7TRINIDADS76W40S46E52.00-2VARIABLE, NEBN, NEFIRST PART LIGHT BREEZES, MIDDLE LIGHT AIRS, LATTER MODERATEFIRST AND MIDDLE PARTS CLEAR, LATTER CLOUDY0000000119787
1797-08-04T14:00-20.28-27.65211.0TRINIDADS84W43S38E19.00-2VARIABLE, NNEFIRST PART MODERATE, MIDDLE CALM, LATTER LIGHT AIRSFIRST PART CLOUDY, MIDDLE HAZY0000000119788
1797-08-05T14:00-20.60-28.541339.3TRINIDADWBN8-2SBE, SSE, SEFIRST AND MIDDLE PART LIGHT AIRS, LATTER FRESH BREEZESCLEAR0000000119789
1797-08-06T14:00-22.67-29.431459.3TRINIDADN43S2E132.00-1E, SEBE, SEBSFIRST PART MODERATE BREEZES, MIDDLE AND LATTER FRESH BREEZESFIRST AND MIDDLE PARTS CLOUDY, LATTER CLEAR0000000119790
1797-08-07T14:00-24.27-29.901236.7TRINIDADN5E75S15W99.00-1ESE, SEBEFIRST PART FRESH BREEZES, MIDDLE MODERATE AND SQUALLY, LATTER MODERATEMIDDLE RAINFIRST PART CLOUDY, LATTER CLEAR0100000119791
1797-08-08T14:00-25.70-29.521126.7TRINIDADN104S14E89.00-1E, EBS, ESEFIRST AND LATTER MODERATE, MIDDLE FRESH BREEZESFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119792
1797-08-09T14:00-27.57-29.08113TRINIDADN3W141S12E115.000E, EBN, ESEFIRST PART MODERATE BREEZES, MIDDLE FRESH BREEZES, LATTER SQUALLYFIRST AND MIDDLE PARTS CLEAR, LATTER CLOUDY0000000119793
1797-08-10T14:00-29.08-27.37659.3TRINIDADN12W176S45E129.00-3NEBE, ENEFIRST PART FRESH BREEZES AND SQUALLY, MIDDLE AND LATTER FRESH BREEZESFIRST PART RAIN AT TIMESMIDDLE AND LATTER CLOUDY0100000119794
1797-08-11T14:00-29.50-24.65539.3SAXEMBURGHS74E99S80E144.00-3NE, N, NEBEFRESH BREEZESFIRST AND LATTER PARTS CLEAR, MIDDLE CLOUDY0000000119795
1797-08-12T13:00-29.40-21.3759.3SAXEMBURGHS52E49N88E160.00-6NBW, S, NBEFIRST PART MODERATE, MIDDLE FRESH BREEZES AND SQUALLY, LATTER FRESH BREEZESMIDDLE RAINFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0100000119796
1797-08-13T13:00-28.88-19.0019712.3SAXEMBURGHS6W38N76E129.00-6S, SEBS, SSWFIRST AND MIDDLE PARTS FRESH BREEZES AND SQUALLY, LATTER STRONG BREEZES AND SQUALLYFIRST AND MIDDLE PARTS RAINHEAVY SWELL FROM S0100000119797
1797-08-14T13:00-28.10-18.051529.3SAXEMBURGHS21W58N47E69.00-6SEBE, EBS, SSEFIRST PART FRESH BREEZES, MIDDLE SQUALLY, LATTER FRESH BREEZES AND SQUALLYHEAVY SWELL FROM SEFIRST PART CLEAR0000000119798
1797-08-15T13:00-29.30-17.83849.3SAXEMBURGHS38W39S9E72.00-6EBN, EFIRST PART STRONG BREEZES, MIDDLE MODERATE, LATTER FRESH BREEZES AND SQUALLYFIRST PART CLEAR, MIDDLE CLOUDY0000000119799
1797-08-16T13:00-30.15-17.55736.7SAXEMBURGHS65W32S16E53.00-6ENE, EBNFIRST AND LATTER PARTS MODERATE, MIDDLE LIGHT BREEZESFIRST AND MIDDLE PARTS CLOUDY, LATTER HAZY0000000119800
1797-08-17T13:00-31.40-17.10816.7SAXEMBURGHN72W38S17E79.00-9ENE, EMODERATEFIRST PART RAINMIDDLE PART CLOUDY, LATTER CLEAR0100000119801
1797-08-18T13:00-31.93-15.77596.7SAXEMBURGHN69W63S65E76.00-9NEBN, NNE, ENEFIRST PART MODERATE BREEZES, MIDDLE AND LATTER MODERATEFIRST AND LATTER PARTS CLEAR, MIDDLE CLOUDY0000000119802
1797-08-19T13:00-32.15-13.6825SAXEMBURGHN74W98S83E111.00-9NBE, N, NEBNFRESH BREEZES, LATTER SQUALLYHEAVY SWELL FROM EFIRST PART CLEAR, MIDDLE CLOUDY0000000119803
1797-08-20T13:00-32.00-12.433482.6ST HELENAN20E344S82E60.00-12S, SBE, NFIRST PART FRESH BREEZES, MIDDLE AND LATTER LIGHT BREEZESFIRST PART CLOUDY, MIDDLE AND LATTER CLEAR0000000119804
1797-08-21T13:00-31.85-10.751686.7ST HELENAN16E332N84E89.00-12N, SFIRST PART LIGHT AIRS, MIDDLE AND LATTER MODERATE BREEZESFIRST PART PLEASANT WEATHERMIDDLE AND LATTER CLOUDY0000000119805
1797-08-22T13:00-31.33-7.633379.3ST HELENAN6E310N79E169.00-12N, NBE, NBWFRESH BREEZESLARGE SWELL FROM WFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119806
1797-08-23T12:00-30.48-5.633456.7ST HELENAN291N64E116.00-15NBW, NFIRST AND LATTER PARTS MODERATE BREEZES, MIDDLE FRESH BREEZESSWELLFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119807
1797-08-24T12:00-29.30-4.073346.7ST HELENAN6W269N49E109.00-15NNW, NBWFIRST PART MODERATE BREEZES, MIDDLE FRESH BREEZES, LATTER MODERATECLOUDY0000000119808
1797-08-25T12:00-28.10-2.383436.7ST HELENAN14W251N51E115.00-17NBW, NNW, NFIRST PART MODERATE BREEZES, MIDDLE FRESH BREEZES, LATTER MODERATECLOUDY0000000119809
1797-08-26T12:00-26.52-1.732752.6ST HELENAN19W224N20E101.00-18NW, WSW, WNWFIRST PART FRESH BREEZES, MIDDLE MODERATE, LATTER LIGHT BREEZESMIDDLE RAINFIRST AND LATTER PARTS CLEAR, MIDDLE HAZY0100000119810
1797-08-27T12:00-25.33-1.771859.3ST HELENAN21W202N3W71.00-18WBN, SSWFIRST PART LIGHT BREEZES, MIDDLE LIGHT AIRS, LATTER FRESH BREEZESCLEAR0000000119811
1797-08-28T12:00-22.67-1.872079.3ST HELENAN29W154N3W160.00-18SSW, SSE, SWFIRST PART FRESH BREEZES AND SQUALLY, MIDDLE AND LATTER FRESH BREEZESFIRST PART RAINMIDDLE AND LATTER CLOUDY0100000119812
1797-08-29T12:00-19.85-2.021279.3ST HELENAN41:58W107N3W166.00-19EBS, SE, SEBSFIRST AND LATTER PARTS FRESH BREEZES, MIDDLE FRESH BREEZESFIRST AND LATTER PARTS CLEAR, MIDDLE CLOUDY0000000119813
1797-08-30T12:00-17.63-2.67859.3ST HELENAN59:57W68N15W142.00-16E, EBSFIRST PART MODERATE BREEZES, MIDDLE AND LATTER FRESH BREEZESFIRST AND MIDDLE PARTS CLOUDY, LATTER CLEAR0000000119814
1797-08-31T12:00-16.00-3.78966.7ST HELENAN87:34W39N33W117.00-17VARIABLE, SE, ESEMODERATEFIRST PART CLEAR, MIDDLE AND LATTER CLOUDY0000000119815