Decoded British Isles SYNOP weather reports

Weather data for 2020Sep21-12Z 
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu
2020 Sep 21 12 03002 / 23 20 60  12.8  11.5 1006.2  -0.3 F    22 //    tr 1                      29 WW  kn  AWS Baltasound
2020 Sep 21 12 03005 8 26 23 60  11.7  10.8 1007.6  -0.2 nowS 21 62    tr 1                             kn      Lerwick
2020 Sep 21 12 03008 / 23 18 60  12.8  10.7 1009.3  -1.0 nowR          .0 1                      35 WW  kn  AWS Fair Isle
2020 Sep 21 12 03017 / 23 05 78  13.6   9.9 1009.5  -0.9 nowS          .0 1                             kn  AWS Kirkwall
2020 Sep 21 12 03026 / 21 19 82  13.6  11.0 1010.2  -0.8 nowF          .0 1                      32 WW  kn  AWS Stornoway
2020 Sep 21 12 03031 / 21 14 82  12.9   8.7 1011.9  -0.9 nowS          .0 1                             kn  AWS Loch Glascarnoch
2020 Sep 21 12 03039 / 19 33 //   6.5   6.4                   // //                                     kn  AWS Bealach No Ba
2020 Sep 21 12 03044 / 21 07 81  15.0   9.0 1009.9  -1.2 nowF          .0 1                             kn  AWS Altnaharra
2020 Sep 21 12 03047 / 21 09 82  13.7   9.1 1014.6  -0.8 nowS          .0 1                             kn  AWS Tulloch Bridge
2020 Sep 21 12 03062 / 21 13 84  14.8  10.2 1010.8  -1.2 nowF          .0 1                             kn  AWS Tain Range
2020 Sep 21 12 03063 / 21 05 74  14.5   8.3 1012.2  -1.5 F             .0 1                             kn  AWS Aviemore
2020 Sep 21 12 03065 / 26 16 //  11.0  -3.5                   // //                                     kn  AWS Cairngorm
2020 Sep 21 12 03066 / 24 16 81  15.9   9.1 1011.3  -1.3 F             .0 1                      26 WW  kn  AWS Kinloss
2020 Sep 21 12 03068 / 24 19 83  16.1   9.3 1011.1  -1.4 nowF // //    .0 1                      26 WW  kn  AWS Lossiemouth
2020 Sep 21 12 03072 / 23 15 //   9.9   4.3                   // //                                     kn  AWS Cairnwell
2020 Sep 21 12 03075 / 18 10 77  14.3  10.2 1010.1  -0.9 nowS          .0 1                             kn  AWS Wick
2020 Sep 21 12 03080 / 27 09 84  19.3   7.7 1011.3  -1.0 nowF          .0 1                             kn  AWS Aboyne
2020 Sep 21 12 03088 / 26 18 84  16.8   9.9 1011.8  -1.2 nowF          .2 1                             kn  AWS Inverbervie
2020 Sep 21 12 03091 / 34 05 80  17.4   3.5 1011.7  -0.8 nowF          .0 1                             kn  AWS Aberdeen Dyce
2020 Sep 21 12 03092                                          // //                                     kn  AWS Peterhead Harbour
2020 Sep 21 12 03100 / 23 12 80  13.6   9.7 1014.4  -0.5 nowR          .0 1                             kn  AWS Tiree
2020 Sep 21 12 03105 / 00 00 09  14.0  11.5 1016.0  -0.3 nowS 31 //    .0 1                             kn  AWS Port Ellen
2020 Sep 21 12 03111 / 24 10 71  14.0  10.4 1016.1  -0.4 F    // //    .0 1                             kn  AWS Machrihanish
2020 Sep 21 12 03132 / 26 07 80  15.1  11.6 1016.8  -0.3 F             .2 1                             kn  AWS West Freugh
2020 Sep 21 12 03134 / 28 08 82  15.5  10.6 1015.5  -0.4 F             .2 1                             kn  AWS Glasgow Bishopton
2020 Sep 21 12 03136 / 24 10 81  13.8  10.5 1016.1  -0.2 F             .0 1                             kn  AWS Prestwick
2020 Sep 21 12 03144 / 22 12 83  16.2  10.4 1014.1  -1.1 nowF          .0 1                             kn  AWS Strathallan
2020 Sep 21 12 03148 / 27 13 //  10.7   6.5                   // //                                     kn  AWS Glen Ogle
2020 Sep 21 12 03153 / 23 12 84  14.1  11.2 1016.3  -0.3 F             .0 1                             kn  AWS Dundrennan
2020 Sep 21 12 03155 / 26 15 81  15.3  10.2 1015.3  -0.6 nowS // //    .0 1                             kn  AWS Drumalbin
2020 Sep 21 12 03158 / 22 11 81  18.0  11.5 1014.3  -1.4 nowS          .0 1                             kn  AWS Charterhall
2020 Sep 21 12 03162 / 20 11 70  13.2  11.0 1016.3  -0.8 nowS          .0 1                             kn  AWS Eskdalemuir
2020 Sep 21 12 03166 / 26 13 79  15.6  10.8 1014.7  -1.2 F             .0 1                             kn  AWS Edinburgh Gogarbank
2020 Sep 21 12 03171 / 25 18 79  16.2  10.3 1013.5  -1.3 F             .0 1                             kn  AWS Leuchars
2020 Sep 21 12 03204 2 24 11 65  15.5  12.3 1017.4  -0.5 F             .0 1                             kn      Ronaldsway
2020 Sep 21 12 03210 / 18 10 72  14.8  11.5 1017.2  -0.5 F    // //    .0 1                             kn  AWS St Bees Head
2020 Sep 21 12 03212 / 32 01 80  19.1  10.2 1016.3  -0.9 F             .0 1                             kn  AWS Keswick
2020 Sep 21 12 03214 / 25 06 77  16.0  11.9 1017.6  -0.2 nowF          .0 1                             kn  AWS Walney Island
2020 Sep 21 12 03220 / // // 76  16.4  11.5 1016.4  -1.2 nowS // //    .0 1                             kn  AWS Carlisle
2020 Sep 21 12 03224 / 25 13 61  13.2  10.8 1016.0  -0.8 nowF          .0 1                             kn  AWS Spadeadam
2020 Sep 21 12 03225 / 23 14 66  14.5  10.6 1016.5  -1.1 nowS // //    .0 1                             kn  AWS Shap Fell
2020 Sep 21 12 03226 / 23 07 65  15.2  11.9 1016.5  -1.0 F             .0 1                             kn  AWS Warcop Range
2020 Sep 21 12 03227 / 23 19 //   8.8   6.6                   // //                                     kn  AWS Great Dun Fell
2020 Sep 21 12 03316 / 24 04 68  17.0  12.8 1017.8  -0.7 nowF          .0 1                             kn  AWS Crosby
2020 Sep 21 12 03318 / 28 09 //  17.2  12.9                   // //    .0 1                             kn  AWS Blackpool
2020 Sep 21 12 03230 / 24 07 80  15.7  11.3 1015.5  -1.0 nowF // //    .0 1                             kn  AWS Redesdale
2020 Sep 21 12 03238 / 27 07 72  16.6  11.9 1015.0  -1.2 nowF          .0 1                             kn  AWS Albermarle
2020 Sep 21 12 03240 / 22 07 79  17.9  10.6 1015.0  -1.3 nowF          .0 1                             kn  AWS Boulmer
2020 Sep 21 12 03257 1 22 04 81  19.8  11.5 1016.1  -1.5 nowF          .0 1                             kn      Leeming
2020 Sep 21 12 03265 / 23 07 82  19.4  12.1 1016.4  -1.4 nowF 23 //    tr 1                             kn  AWS Topcliffe
2020 Sep 21 12 03266 / 25 10 83  19.1  11.9 1016.6  -1.3 nowF                                           kn  AWS Linton-on-Ouse
2020 Sep 21 12 03275 / 26 10 81  18.7  12.2 1015.7  -0.9 F    // //    .0 1                             kn  AWS Loftus
2020 Sep 21 12 03281 / 22 12 //  16.1  11.3                   // //    .0 1                             kn  AWS Fylingdales
2020 Sep 21 12 03292 / 21 08 //  19.1  12.6 1016.3  -1.5 F    // //    .0 1                             kn  AWS Bridlington
2020 Sep 21 12 03344 / 26 05 66  17.6  12.1 1016.8  -0.6 nowF          .0 1                             kn  AWS Bingley
2020 Sep 21 12 03346 / 27 12 //  16.8  11.3                   // //    .0 1                             kn  AWS Emley Moor No.2
2020 Sep 21 12 03373 / 23 06 73  19.1  12.6 1017.1  -1.2 nowF // //    .0 1                             kn  AWS Scampton
2020 Sep 21 12 03377 0 23 06 81  19.1  12.0 1017.5  -1.2 nowF          tr 1                             kn      Waddington
2020 Sep 21 12 03379 0 22 06 75  19.8  13.1 1017.8  -1.1 nowF          .0 1                             kn      Cranwell
2020 Sep 21 12 03382 / 22 07 72  18.7  12.4 1016.6  -1.4 nowF          .0 1                             kn  AWS Leconfield
2020 Sep 21 12 03385 / 12 08 70  17.9  13.5 1017.1  -1.3 nowF // //                                     kn  AWS Donna Nook
2020 Sep 21 12 03391 0 22 06 80  19.3  12.3 1017.6  -1.3 nowF          .0 1                             kn      Coningsby
2020 Sep 21 12 03392 / 18 09 81  17.9  13.2 1017.6  -1.2 nowF // //    .0 1                             kn  AWS Wainfleet
2020 Sep 21 12 03302 1 21 08 81  17.8  14.8 1018.1  -0.6 F    02 40    .0 1                             kn      Valley
2020 Sep 21 12 03301 / 20 07 76  18.4  12.1 1018.0  -0.7 F    // //    .0 1                             kn  AWS Raf Mona
2020 Sep 21 12 03305 / 23 08 78  19.8  10.6 1017.7  -0.4 nowF          .0 1                             kn  AWS Capel Curig
2020 Sep 21 12 03313 / 04 02 74  18.3  13.0 1017.9  -0.6 nowF // //    .0 1                             kn  AWS Rhyl
2020 Sep 21 12 03321 / 01 03 70  19.4  12.1 1017.9  -0.6 nowF          .0 1                             kn  AWS Hawarden
2020 Sep 21 12 03405 / 23 04 73  17.0  14.1 1018.8  -0.5 F    // //    .0 1                             kn  AWS Aberdaron
2020 Sep 21 12 03409 / 23 06 //  20.7  13.4 1017.3  -1.0 nowS // //    .0 1                             kn  AWS Bala
2020 Sep 21 12 03410 / 23 08 74  20.3  13.8 1016.8  -0.6 nowF // //    .0 1                             kn  AWS Lake Vrynwy
2020 Sep 21 12 03502 / 01 03 81  17.4  12.1 1018.3  -0.4 nowF          .0 1                             kn  AWS Aberporth
2020 Sep 21 12 03503 / 27 03 75  21.1  14.5 1017.8  -0.7 F             .0 1                             kn  AWS Trawscoed
2020 Sep 21 12 03507 / 08 02 74  20.4  13.1 1017.5  -0.5 nowF          .0 1                             kn  AWS Sennybridge
2020 Sep 21 12 03604 / 14 04 80  19.8  14.3 1018.1  -0.3 nowF // //    .0 1                             kn  AWS Milford Haven
2020 Sep 21 12 03605 / 26 05 72  18.9  13.5 1018.2  -0.4 F    // //    .0 1                             kn  AWS Pembrey Sands
2020 Sep 21 12 03609 / 18 03 //  19.0  14.3 1018.8  -0.5 F    // //    .0 1                             kn  AWS Mumbles
2020 Sep 21 12 03716 / 14 05 80  19.7  14.9 1017.9  -0.6 F             .0 1                             kn  AWS St Athan
2020 Sep 21 12 03330 / 31 03 66  17.1  13.7 1017.7  -0.6 nowF 23 //    tr 1                             kn  AWS Leek Thorncliffe
2020 Sep 21 12 03354 / 22 04 79  18.6  12.7 1017.8  -1.0 nowF 23 //    tr 1                             kn  AWS Nottingham Wea Cen
2020 Sep 21 12 03414 0 21 03 70  19.4  13.4 1017.6  -1.2 nowF 02 41    .0 1                             kn      Shawbury
2020 Sep 21 12 03520 / 16 04 70  19.5  13.6 1018.0  -0.9 nowF // //    .0 1                             kn  AWS Shobdon
2020 Sep 21 12 03522 / 15 02 66  19.7  13.1 1018.5  -0.9 nowF          .0 1                             kn  AWS Hereford Credenhill
2020 Sep 21 12 03529 / 17 02 67  17.5  12.9 1018.8  -0.8 nowF          .0 1                             kn  AWS Pershore
2020 Sep 21 12 03535 / 13 02 64  19.6  13.0 1017.7  -1.1 nowF          .0 1                             kn  AWS Coleshill
2020 Sep 21 12 03544 / 10 03 72  18.6  12.7 1018.0  -0.8 nowF          .0 1                             kn  AWS Church Lawford
2020 Sep 21 12 03647 / 04 03 80  19.6  13.8 1017.7  -0.7 nowS // //    .0 1                             kn  AWS Little Rissington
2020 Sep 21 12 03649 0 05 02 81  19.6  12.8 1018.1  -0.9 F             .0 1                             kn      Brize Norton
2020 Sep 21 12 03658 0 35 03 70  19.5  11.8 1017.9  -1.1 nowF 02 41    .0 1                             kn      Benson
2020 Sep 21 12 03660 / 06 03 80  20.6  12.4 1017.7  -0.7 nowF          .0 1                             kn  AWS High Wycombe
2020 Sep 21 12 03462 / 26 03 70  19.4  11.7 1017.4  -1.0 nowF          .0 1                             kn  AWS Wittering
2020 Sep 21 12 03469 / 07 05 80  17.8  13.0 1017.9            04 //    .0 1                             kn  AWS Holbeach
2020 Sep 21 12 03482 0 30 02 75  19.4  12.3 1017.9  -0.9 nowF          .0 1                             kn      Marham
2020 Sep 21 12 03488 / 01 04 79  16.5  12.4 1018.0  -0.6 nowF          .0 1                             kn  AWS Weybourne
2020 Sep 21 12 03560 / 29 02 82  20.1  13.3 1018.0  -0.9 nowF          .0 1                             kn  AWS Bedford
2020 Sep 21 12 03680 / // // //  19.5  11.8 1017.9  -1.0 nowF // //    .0 1                             kn  AWS Rothamsted
2020 Sep 21 12 03590 0 36 03 70  17.8  12.9 1017.6  -1.1 nowF 01 41    .2 1                             kn      Wattisham
2020 Sep 21 12 03684 / 04 03 81  18.0  12.5 1017.6  -1.0 nowF          .0 1                             kn  AWS Andrewsfield
2020 Sep 21 12 03693 / 35 04 67  18.4  13.8 1017.8  -0.8 nowF          .0 1                             kn  AWS Shoeburyness
2020 Sep 21 12 03707 / // // 71  22.2  11.6 1017.8  -0.7 nowS          .0 1                      00 10m kn  AWS Chivenor
2020 Sep 21 12 03710 / 14 03 78  22.7  11.8 1017.2  -0.3 nowS // //    .0 1                             kn  AWS Liscombe
2020 Sep 21 12 03808 0 36 05 81  19.6  13.9 1018.1  -0.2 nowS          .0 1                             kn      Camborne
2020 Sep 21 12 03809 1 09 04 70  19.6  13.9 1017.9  -0.1 nowF          .0 1                             kn      Culdrose RNAS
2020 Sep 21 12 03823 / 31 07 //  22.4  13.3 1017.3  -0.3 F             .0 1                             kn  AWS Cardinham
2020 Sep 21 12 03827 / 21 06 74  21.0  14.8 1017.8  -0.2 nowF          .0 1                             kn  AWS Plymouth
2020 Sep 21 12 03840 / 07 05 70  21.8   8.7 1017.5  -0.4 F             .0 1                             kn  AWS Dunkeswell
2020 Sep 21 12 03853 0 04 02 70  21.5  12.0 1017.7  -0.8 nowF 02 40    .0 1                             kn      Yeovilton
2020 Sep 21 12 03672 0 15 03 75  20.3  12.7 1017.8  -1.1 nowF          .0 1                             kn      Northolt
2020 Sep 21 12 03740 / 02 03 //  19.6  12.4 1018.0  -0.8 nowF // //    .0 1                             kn  AWS Lyneham
2020 Sep 21 12 03743 / 04 04 78  21.0  13.6 1017.7  -0.6 nowF // //    .0 1                             kn  AWS Larkhill
2020 Sep 21 12 03746 0 06 04 80  21.1  12.0 1017.7  -0.7 nowF 00 41    .0 1                             kn      Boscombe Down
2020 Sep 21 12 03749 0 08 04 80  20.5  11.0 1017.7  -0.7 nowF 00 41    .0 1                             kn      Middle Wallop
2020 Sep 21 12 03761 0 01 04 74  20.4  11.5 1017.6  -0.8 nowF          .0 1                             kn      Odiham
2020 Sep 21 12 03768 / 02 04 82  20.5  10.4 1017.7  -0.8 nowF // //    .0 1                             kn  AWS South Farnborough
2020 Sep 21 12 03769 / 04 04 79  20.7  10.9 1017.5  -0.6 nowF          .0 1                             kn  AWS Charlwood
2020 Sep 21 12 03770 / // // //  19.3  12.2                   // //    .0 1                             kn  AWS St James Park
2020 Sep 21 12 03772 / 04 04 64  20.0  11.5 1017.9  -1.0 nowF          .0 1                             kn  AWS Heathrow
2020 Sep 21 12 03781 / 04 04 69  17.9  12.1 1017.8  -0.6 nowF          .0 1                             kn  AWS Kenley
2020 Sep 21 12 03796 / 02 07 //  21.5  11.4 1017.1  -0.6 F    // //                                     kn  AWS Langdon Bay
2020 Sep 21 12 03797 / 35 08 80  18.4  14.3 1017.6  -0.6 nowF          .0 1                             kn  AWS Manston
2020 Sep 21 12 03857 / 12 06 71  18.9  14.0 1017.8  -0.3 nowF          .0 1                             kn  AWS Isle of Portland
2020 Sep 21 12 03862 / 07 04 83  21.4  12.0 1017.7  -0.7 nowF          .0 1                             kn  AWS Bournemouth Hurn
2020 Sep 21 12 03866 / 10 09 //  20.2  13.7 1017.6  +0.1 nowS // //    .0 1                             kn  AWS St Catherines Point
2020 Sep 21 12 03872 / 18 09 71  19.7  14.0 1017.6  -0.5 nowS          .0 1                             kn  AWS Thorney Island
2020 Sep 21 12 03876 / 27 03 //  21.7  14.6 1017.5  -0.7 nowF // //    .0 1                             kn  AWS Shoreham
2020 Sep 21 12 03882 / 02 04 71  21.0  11.8 1017.2  -0.6 nowF          .0 1                             kn  AWS Herstmonceux
2020 Sep 21 12 03894 1 11 03 65  22.2  16.4 1017.4  +0.2 nowS                                           kn      Guernsey Airport
2020 Sep 21 12 03895 / 27 07 65  21.1  16.8 1017.0  +0.3 nowS          .0 1                             kn  AWS Jersey Airport
2020 Sep 21 12 03896 / // // //  16.6                         // //    .0 2                             kn  AWS St Helier
2020 Sep 21 12 03901 / 25 08 83  14.7  11.0 1016.8  -0.5 nowF          .0 1                             kn  AWS Thomastown
2020 Sep 21 12 03904 / 23 08 82  14.4  10.9 1016.6  -0.3 F             .0 1                             kn  AWS Castlederg
2020 Sep 21 12 03907 / 22 11 78  14.7  10.8 1016.2  -0.6 F             .0 1                             kn  AWS Magilligan
2020 Sep 21 12 03911 / 25 08 74  12.3   9.4 1017.1  -0.1 nowF          .2 1                             kn  AWS Lough Fea
2020 Sep 21 12 03915 / 19 05 70  13.2  11.4 1016.4  -0.4 nowF // //    .0 1                             kn  AWS Port Glenone
2020 Sep 21 12 03916 / 27 07 75  13.1   9.7 1016.6  -0.2 nowF          .0 1                             kn  AWS Ballypatrick Forest
2020 Sep 21 12 03917 / 21 07 64  12.4  10.7 1017.3  -0.4 F             .0 1                             kn  AWS Aldergrove
2020 Sep 21 12 03923 / 27 05 68  13.0  10.3 1017.1  -0.3 nowF          .0 1                             kn  AWS Glennane
2020 Sep 21 12 03953 / 27 02 79  15.2  10.9 1019.3  +0.0 S             .0 1                             m/s AWS Valentia
2020 Sep 21 12 03955 1 21 03 82  18.6  12.9 1018.4  -0.2 F             tr 1                             m/s     Cork Airport
2020 Sep 21 12 03956 / 21 02 78  19.8  12.8 1017.8  -0.9 nowF          .0 1                             m/s AWS Johnstown Castle
2020 Sep 21 12 03962 7 23 04 72  14.9  11.4 1018.8  -0.2 nowF 02 41    tr 1                             m/s     Shannon Airport
2020 Sep 21 12 03967 4 28 04 80  15.8  12.1 1018.0  -0.8 F             tr 1                             m/s     Casement Aerodrome
2020 Sep 21 12 03969 2 28 06 62  14.5  11.8 1018.0  -0.8 nowF          tr 1                             m/s     Dublin Airport
2020 Sep 21 12 03973 8 25 04 84  13.3  10.4 1017.6  -0.5 F             .0 1                             m/s     Connaught Airport
2020 Sep 21 12 03976 / 22 06 74  13.7   9.8 1017.0  +0.0 S             .0 1                             m/s AWS Belmullet
2020 Sep 21 12 03952 / 18 03 76  16.4  12.7 1018.5  -0.3 F             .1 1                             m/s AWS Roches Point
2020 Sep 21 12 03970 / 23 03 //  14.3  10.8 1017.5  -0.5 nowR // //    .0 1                             m/s AWS Claremorris
2020 Sep 21 12 03971 / 21 03 65  14.7  12.5 1017.8  -0.7 nowF 03 31    .0 1                             m/s AWS Mullingar
2020 Sep 21 12 03978 / 23 05 60  14.5   9.5 1017.2  -0.2 nowR          .0 1                             m/s AWS Finner
2020 Sep 21 12 03961 / 02 01 74  18.0  12.7 1018.0  -1.0 nowF 03 31    .0 1                             m/s AWS Oak Park
2020 Sep 21 12 03979 / 24 02 67  13.7  11.3 1017.5  -0.7 nowR 01 3/    .0 1                             m/s AWS Ballyhaise
2020 Sep 21 12 03966 / 24 04 72  15.0  11.7 1018.3  -0.4 nowF 03 53    tr 1                             m/s AWS Gurteen
2020 Sep 21 12 03963 / 26 07 66  14.0   9.3 1018.3  +0.1 nowR          .0 1                             m/s AWS Mace Head
2020 Sep 21 12 03951 / 25 05 75  15.9  12.6 1019.1  +0.0 S             .1 1                             m/s AWS Sherkin Island
2020 Sep 21 12 03980 / 25 08 71  15.0  11.1 1015.7  -0.3 nowS          .0 1                             m/s AWS Malin Head
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu

AWS in place name - Automatic Weather Station (different ww codes)

Year - year
Mon - month
Da - day of month
ZZ - observation time (GMT)
Site - WMO site number
N - cloud cover (oktas, 9=obscured)
dd - wind direction (deg)
ff - wind speed (see ffu)
VV - visibility (code)
temp - air temperature (C)
dewp - dew point (C)
mslp - mean sea level pressure (mb)
ptendency - 3-hour pressure change (mb) and tendency
ww - current weather (code)
ww - current weather (AWS)(code)
WW - past weather (code)
Rain - total precipitation (mm)
H - 1: 6h precipitation measurement; 2: 12h precipitation measurement
maxT - maximum temperature (C)
minT - air minimum temperature (C)
Tg - grass minimum temperature (C)
sss - sunshine for the previous day (h)
GG - maximum wind gust
GGh - period of gust; 10minutes or W1W2 period
ffu - wind units; m/s or kn.

See here for summary details of the month so far.


This page is maintained by r.brugge@reading.ac.uk