Just uploading all the weather data 1939-1945 the National Climatic Data Center has given me. (ca. 1GB)
Here an example of Apr 1943
The given txt-file is in the "icoads 2.5" format (International Comprehensive Ocean-Atmosphere Data Set (ICOADS) and has several nfos about date, wave height, wind-speed, air pressure, locations, reported ship, etc etc.
Here is the beginning of Apr 1943. The size of Apr-1943-file is 10 MB.
Code:
194304 2200 1900 7280 0406 310ALBATROSS0333155 10 10052 4 289 2891 289 278 165 25792245126 1 0 111111371AAA11111AAAA 276 366 99 0 21168720301041943 BOMBAY 04NW 01B 10052 084 084 82
194304 2200 690 7980 0406 310LUCIA 0332255 10 10123 4 300 2831 278 165 29369245126 1 0 1F1111171AAA1111AAAAA 276 366 99 0 21178490301041943 COLOMBO 04SW 01b 10123 086 083
194304010000 5590 -480 0406 310ARCHER 0332935190096 10045 4 89 831 78 165 14154245126 1 0 1F15111111AA1111AAAAA 276 366 99 0 21169200301041943 GREENOCK 01WNW08oq 04 10045 048 047
194304010000 5150 17950 0401 2 917008 0110619009471 10091 0 22 22 22 8 2 165 12319195 1 0 0 2F111131111A1111A1AAA 276 366 99 0 10017008705 - 2172
194304010000 5250-17750 0401 2 951017 01406 46098 2 10210 0 0 0 0 6 50 165 12427195 1 0 0 2F111131111A1111A1AAA 276 366 99 0 1005101702600 - 2170
194304010000 5250-17450 040163 2 922084 03616 0097 3 10244 0 28 6 -31 448 5 165 12424195 1 0 0 K4 21111111111A111111AAA 276 366 99 0 663 06522084032 2170
194304010000 4300 13560 0400 2 250250 80098 0 10231 0 22 12100 04 165 15535732 57 5 0 G6 211111F1111A11AA11AAA 27610 366 99 01019D00F32302060901010101090901010901010009098080800904800009800909090980808080808000
194304010000 4350 -6250 040166 2 912159 02706 26097 1 0 113 1 00 165 17132195 1 0 0 H4 11F11FF1111AAAAA11AAA 276 366 99 0 666 1215901100272- 1231
194304010000 4850 -5450 0401 2 935009 03406159094 10003 0 -22 -28 -39 -118 2 165 17284195 1 0 0 H8 1111411111AA111111AAA 276 366 99 0 08835009035 - 1238
194304010000 3280 -7990 0406 310ARETHUSA 0332035 26096 10261 4 244 2111 195 156 165 20629245126 1 0 1111111111AA11111AAAA 276 366 99 0 21169323331031943 CHARLESTON 20SSW02bc 06 10261 076 070 60
194304010000 3280 -7990 0406 310NIGERIA 0332035 10 10195 4 194 1891 186 165 20629245126 1 0 1F1111111AAA1111AAAAA 276 366 99 0 21182853431031943 CHARLESTON 20SSW01b 10195 067 066
194304010000 3250 -6550 040166 2 943022 02706 72096 2 10203 0 189 161 144 1786 1 00 165 20725195 1 0 0 F6 11111111114A111111AAA 276 366 99 0 666 0754302202100244- 1162
194304010000 2640 5640 0406 310DAUNTLESS0333615 0097 10161 4 228 2221 219 211 165 21966245126 1 0 1111111111AA11111AAAA 276 366 99 0 21173140201041943 KHOR KUWAI 04C 00bc 08 10161 073 072 70
194304010000 2624 5665 0403 310ALAUNIA 0333615 0 10130 4 211 2001 195 165 21966245126 1 0 1F1111111AAA1111AAAAA 276
Txt-format description here:
http://icoads.noaa.gov/e-doc/imma/R2.5-imma_short.pdf