Decoded British Isles SYNOP weather reports

Weather data for 2021Sep26-09Z 
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu
2021 Sep 26 09 03002 / 16 17 56  13.5  12.8 1003.8  +0.1 nowF 23 //                                     kn  AWS Baltasound
2021 Sep 26 09 03005 / 18 14 50  12.9  12.7 1003.6  -0.2 nowF 23 //                                     kn  AWS Lerwick
2021 Sep 26 09 03008 / 12 20 59  13.6  12.8 1003.4  -0.1 nowF 10 //                              30 WW  kn  AWS Fair Isle
2021 Sep 26 09 03017 / 16 16 81  15.6  14.0 1001.8  -0.4 nowF                                           kn  AWS Kirkwall
2021 Sep 26 09 03023 / 17 29 71  16.2  13.7  996.7  -0.7 nowS                                    39 10m kn  AWS South Uist Range
2021 Sep 26 09 03026 / 19 18 73  15.5  12.6  997.6  -0.6 nowS                                    32 WW  kn  AWS Stornoway
2021 Sep 26 09 03031 / 14 14 84  16.8  11.7 1000.2  -0.5 F                                              kn  AWS Loch Glascarnoch
2021 Sep 26 09 03034 / 19 06 82  17.7  11.3  998.7  -0.8 nowF                                    29 WW  kn  AWS Aultbea
2021 Sep 26 09 03039 / // // //  11.7  11.7                   // //                                     kn  AWS Bealach No Ba
2021 Sep 26 09 03044 / 14 18 83  18.5  12.9  999.3  -1.2 nowF                                    28 WW  kn  AWS Altnaharra
2021 Sep 26 09 03047 / 18 06 87  15.9  13.1 1002.8  -0.5 nowF 23 //                                     kn  AWS Tulloch Bridge
2021 Sep 26 09 03062 / 20 15 84  19.0  13.7 1001.2  -0.5 nowF                                           kn  AWS Tain Range
2021 Sep 26 09 03063 / 21 07 89  17.4  12.2 1002.2  -0.3 nowF                                           kn  AWS Aviemore
2021 Sep 26 09 03066 / 17 10 84  19.8  13.3 1001.8  -0.1 nowF                                           kn  AWS Kinloss
2021 Sep 26 09 03068 2 17 10 84  19.5  13.1 1002.2  -0.3 nowF                                           kn      Lossiemouth
2021 Sep 26 09 03072 / 18 32 //  10.7  10.7                   // //                                     kn  AWS Cairnwell
2021 Sep 26 09 03075 / 16 11 70  15.9  13.3 1002.0  -0.3 F                                              kn  AWS Wick
2021 Sep 26 09 03080 / 20 06 29  17.4  13.8 1004.1  -0.1 nowF 22 //                                     kn  AWS Aboyne
2021 Sep 26 09 03088 / 19 14 56  14.0  13.8 1005.4  -0.1 nowF 10 //                                     kn  AWS Inverbervie
2021 Sep 26 09 03091 / 16 11 81  16.5  14.2 1005.0  +0.0 S                                              kn  AWS Aberdeen Dyce
2021 Sep 26 09 03092                                          // //                                     kn  AWS Peterhead Harbour
2021 Sep 26 09 03100 / 17 23 63  15.3  14.1  999.4  -0.6 nowS                                    31 WW  kn  AWS Tiree
2021 Sep 26 09 03105 / 15 18 80  15.7  14.5 1001.6  -0.9 nowS                                           kn  AWS Port Ellen
2021 Sep 26 09 03111 / 16 22 70  15.5  14.9 1002.8  -0.5 nowS // //                              30 WW  kn  AWS Machrihanish
2021 Sep 26 09 03132 / 17 18 75  16.0  14.5 1005.0  -0.4 F                                       27 WW  kn  AWS West Freugh
2021 Sep 26 09 03134 / 17 08 82  16.5  14.3 1004.1  -0.5 nowF 22 //                                     kn  AWS Glasgow Bishopton
2021 Sep 26 09 03136 / 17 19 83  16.8  14.2 1004.2  -0.6 nowF 22 //                              25 WW  kn  AWS Prestwick
2021 Sep 26 09 03144 / 21 05 89  19.2  14.7 1004.5  -0.5 F                                              kn  AWS Strathallan
2021 Sep 26 09 03148 / 17 24 //  12.4  12.4                   // //                                     kn  AWS Glen Ogle
2021 Sep 26 09 03153 / 19 16 68  15.1  14.0 1006.0  +0.0 S                                              kn  AWS Dundrennan
2021 Sep 26 09 03155 / 20 19 84  15.1  12.1 1005.2  +0.0 S    // //                              26 WW  kn  AWS Drumalbin
2021 Sep 26 09 03158 / 20 07 77  16.6  14.7 1006.1  +0.1 nowF                                           kn  AWS Charterhall
2021 Sep 26 09 03162 / 19 09 76  14.9  14.1 1006.8  +0.1 nowS 57 //                                     kn  AWS Eskdalemuir
2021 Sep 26 09 03166 / 21 09 78  18.7  14.7 1005.2  +0.2 nowF                                           kn  AWS Edinburgh Gogarbank
2021 Sep 26 09 03171 / 09 03 85  17.3  14.6 1005.2  -0.3 nowF                                           kn  AWS Leuchars
2021 Sep 26 09 03204 7 18 13 70  15.8  14.6 1006.5  -0.2 F                                              kn      Ronaldsway
2021 Sep 26 09 03210 / 19 16 74  15.1  14.5 1007.0  +0.0 S    // //                                     kn  AWS St Bees Head
2021 Sep 26 09 03212 / 11 03 56  16.2  15.6 1007.1  +0.0 S    61 //                                     kn  AWS Keswick
2021 Sep 26 09 03214 / 21 07 27  15.8  15.1 1007.7  +0.3 R    58 //                                     kn  AWS Walney Island
2021 Sep 26 09 03220 / // // 75  16.1  15.3 1007.1  +0.4 nowS // //                                     kn  AWS Carlisle
2021 Sep 26 09 03224 / 21 09 82  15.9  14.6 1006.8                                                      kn  AWS Spadeadam
2021 Sep 26 09 03225 / 19 10 48  15.1  14.7 1007.5  -0.1 nowF // //                                     kn  AWS Shap Fell
2021 Sep 26 09 03226 / 16 08 65  15.7  14.8 1007.4  -0.1 nowF                                           kn  AWS Warcop Range
2021 Sep 26 09 03227 / 21 21 //  12.0  12.0                   // //                                     kn  AWS Great Dun Fell
2021 Sep 26 09 03316 / 17 12 //  16.9  14.8 1008.3  +0.6 R    // //                                     kn  AWS Crosby
2021 Sep 26 09 03318 / 00 00 //  16.7  14.9                   // //                                     kn  AWS Blackpool
2021 Sep 26 09 03230 / 14 04 68  15.4  15.3 1007.1  +0.1 nowS // //                                     kn  AWS Redesdale
2021 Sep 26 09 03238 / 14 04 63  16.5  14.2 1007.1  +0.2 nowS                                           kn  AWS Albermarle
2021 Sep 26 09 03240 / 15 06 56  15.2  14.4 1007.3  +0.4 nowS 10 //                                     kn  AWS Boulmer
2021 Sep 26 09 03257 / 16 09 58  16.3  15.7 1008.5  +0.1 nowS 10 //                                     kn  AWS Leeming
2021 Sep 26 09 03265 / 15 08 //  16.8  16.1 1008.9  +0.1 R    // //                                     kn  AWS Topcliffe
2021 Sep 26 09 03275 / 19 19 //  16.5  15.0 1008.1  -0.2 F    // //                                     kn  AWS Loftus
2021 Sep 26 09 03281 / 19 09 //  14.6  14.5                   // //                                     kn  AWS Fylingdales
2021 Sep 26 09 03292 / 17 09 //  15.5  14.5 1009.5  +0.4 nowS // //                                     kn  AWS Bridlington
2021 Sep 26 09 03344 / 19 06 //  16.9  12.0 1008.5  +0.3 nowS // //                                     kn  AWS Bingley
2021 Sep 26 09 03346 / 19 10 //  16.6  11.7                   // //                                     kn  AWS Emley Moor No.2
2021 Sep 26 09 03373 / 18 07 60  15.0  14.3 1010.2  +0.6 nowS // //                                     kn  AWS Scampton
2021 Sep 26 09 03377 / 20 10 58  15.4  13.5 1010.6  +0.7 R    10 //                                     kn  AWS Waddington
2021 Sep 26 09 03379 / 19 13 56  15.1  13.9 1010.8  +0.7 R    // //                                     kn  AWS Cranwell
2021 Sep 26 09 03382 / 18 05 56  15.9  14.6 1009.7  +0.5 R    04 //                                     kn  AWS Leconfield
2021 Sep 26 09 03385 / 16 09 57  15.2  13.9 1010.5  +0.6 R    // //                                     kn  AWS Donna Nook
2021 Sep 26 09 03391 8 21 08 50  15.3  14.1 1010.8  +0.6 R    05 22                                     kn      Coningsby
2021 Sep 26 09 03392 / 18 09 56  15.7  14.5 1010.9  +0.6 R    // //                                     kn  AWS Wainfleet
2021 Sep 26 09 03302 / 18 18 72  15.7  14.7 1007.4  -0.4 nowS 22 //                                     kn  AWS Valley
2021 Sep 26 09 03301 / 18 14 50  15.3  14.0 1007.6  -0.3 nowS // //                                     kn  AWS Raf Mona
2021 Sep 26 09 03305 / 25 14 80  13.9  12.8 1008.6  +0.0 S    21 //                                     kn  AWS Capel Curig
2021 Sep 26 09 03313 / 17 05 62  17.0  12.2 1008.4  +0.4 nowS // //                                     kn  AWS Rhyl
2021 Sep 26 09 03321 / 18 08 68  18.1  13.1 1008.7  +0.7 R                                              kn  AWS Hawarden
2021 Sep 26 09 03405 / 18 17 75  15.7  14.7 1008.4  -0.3 F    // //                              25 WW  kn  AWS Aberdaron
2021 Sep 26 09 03409 / 20 06 //  15.3  11.6 1008.7  +0.2 nowR // //                              09 WW  kn  AWS Bala
2021 Sep 26 09 03410 / 20 11 82  13.5  11.4 1009.0  +0.3 nowS // //                                     kn  AWS Lake Vrynwy
2021 Sep 26 09 03502 / 18 15 66  16.1  14.9 1008.6  -0.0 nowR 23 //                                     kn  AWS Aberporth
2021 Sep 26 09 03503 / 16 09 //  15.7  13.1 1009.2  -0.3 nowS                                           kn  AWS Trawscoed
2021 Sep 26 09 03507 / 21 09 82  14.2  12.6 1010.1  +0.5 R                                              kn  AWS Sennybridge
2021 Sep 26 09 03604 / 19 13 80  16.5  15.6 1009.0  +0.3 nowS // //                                     kn  AWS Milford Haven
2021 Sep 26 09 03605 / 20 20 64  16.6  14.7 1010.0  +0.4 nowR // //                                     kn  AWS Pembrey Sands
2021 Sep 26 09 03609 / 20 17 //  16.8  13.8 1011.1  +0.5 R    // //                                     kn  AWS Mumbles
2021 Sep 26 09 03716 / 23 07 83  17.0  13.4 1010.9  +0.7 R                                              kn  AWS St Athan
2021 Sep 26 09 03330 / 20 08 58  12.6  11.2 1010.1  +0.7 R    10 //                                     kn  AWS Leek Thorncliffe
2021 Sep 26 09 03354 / 21 05 58  14.3  12.6 1010.8  +1.2 R    10 //                                     kn  AWS Nottingham Wea Cen
2021 Sep 26 09 03414 / 20 11 80  16.8  12.0 1009.4  +0.6 nowS                                           kn  AWS Shawbury
2021 Sep 26 09 03520 / 20 04 66  14.6  11.8 1010.5  +0.9 nowS // //                                     kn  AWS Shobdon
2021 Sep 26 09 03522 / 15 02 68  17.1  13.0 1010.7  +0.8 nowS                                           kn  AWS Hereford Credenhill
2021 Sep 26 09 03529 / 19 08 60  15.5  13.2 1011.4  +0.9 R    04 //                                     kn  AWS Pershore
2021 Sep 26 09 03535 8 21 06 64  15.0  13.8 1010.5  +0.8 R    10 //                              11 10m kn  AWS Coleshill
2021 Sep 26 09 03544 / 21 05 61  16.6  13.3 1010.8  +0.8 nowS                                           kn  AWS Church Lawford
2021 Sep 26 09 03647 8 22 10 59  15.1  13.1 1010.9  +0.8 nowR // //                                     kn  AWS Little Rissington
2021 Sep 26 09 03649 7 24 05 62  16.1  12.6 1011.4  +0.9 nowR                                           kn      Brize Norton
2021 Sep 26 09 03658 / 19 08 57  16.8  15.1 1011.6  +1.1 nowR // //                                     kn  AWS Benson
2021 Sep 26 09 03660 / 19 05 15  14.7  14.7 1012.0  +1.2 nowR 20 //                                     kn  AWS High Wycombe
2021 Sep 26 09 03462 / 22 08 50  14.7  14.1 1010.9  +1.0 R    10 //                                     kn  AWS Wittering
2021 Sep 26 09 03469 / 19 09 48  15.3  14.2 1011.1  +0.8 R    10 //                                     kn  AWS Holbeach
2021 Sep 26 09 03482 / 16 06 49  15.9  15.1 1011.5  +0.7 nowS 10 //                                     kn  AWS Marham
2021 Sep 26 09 03488 / 19 07 57  16.9  15.1 1011.3  +0.8 nowR 10 //                                     kn  AWS Weybourne
2021 Sep 26 09 03931 / 18 05 //  17.4  16.0 1011.5  +0.7 R    // //                                     kn  AWS Tibenham
2021 Sep 26 09 03560 / 19 07 36  14.8  14.6 1011.6  +1.2 nowR 10 //                                     kn  AWS Bedford
2021 Sep 26 09 03680 / // // //  14.7  14.7 1012.1  +1.1 nowS // //                                     kn  AWS Rothamsted
2021 Sep 26 09 03590 / 19 07 44  17.1  16.2 1011.7  +0.7 nowS 10 //                                     kn  AWS Wattisham
2021 Sep 26 09 03684 / 20 06 39  15.9  15.2 1011.8  +1.1 nowS 10 //                                     kn  AWS Andrewsfield
2021 Sep 26 09 03693 / 22 07 57  18.4  16.5 1012.1  +1.1 nowS 04 //                                     kn  AWS Shoeburyness
2021 Sep 26 09 03707 / 19 07 78  16.6  13.9 1011.0  +0.4 nowR                                           kn  AWS Chivenor
2021 Sep 26 09 03710 / 21 10 56  13.2  12.7 1011.4  +0.7 nowR // //                                     kn  AWS Liscombe
2021 Sep 26 09 03803 / 21 14 80  17.8  16.4 1010.5  +0.4 nowR                                           kn  AWS Scilly St Marys
2021 Sep 26 09 03808 7 19 12 84  16.6  14.8 1011.0  +0.5 nowS                                           kn      Camborne
2021 Sep 26 09 03809 / 19 08 80  16.9  15.0 1011.1  +0.8 R    // //                                     kn  AWS Culdrose RNAS
2021 Sep 26 09 03823 / 17 05 82  14.7  13.9 1011.2  +0.6 R                                              kn  AWS Cardinham
2021 Sep 26 09 03827 / 21 09 77  18.0  15.5 1011.9  +0.7 nowR                                           kn  AWS Plymouth
2021 Sep 26 09 03840 / 21 09 68  15.1  14.4 1011.5  +0.9 nowS 20 //                                     kn  AWS Dunkeswell
2021 Sep 26 09 03853 / 20 01 59  15.1  14.7 1012.0  +1.3 nowS 10 //                                     kn  AWS Yeovilton
2021 Sep 26 09 03844 6 19 06 59  16.0  16.0 1011.6  +0.6 nowS // //                                     kn  AWS Exeter AirportNo2
2021 Sep 26 09 03930 / 20 07 68  15.7  13.3 1011.4  +1.1 R    // //                                     kn  AWS Almondsbury
2021 Sep 26 09 03672 8 20 03 50  16.7  15.7 1012.1  +1.2 R    05 22                                     kn      Northolt
2021 Sep 26 09 03740 8 22 08 //  14.7  13.4 1011.8  +1.1 nowR // //                              10 10m kn  AWS Lyneham
2021 Sep 26 09 03743 / 23 07 60  15.5  15.4 1012.2  +1.3 nowR // //                                     kn  AWS Larkhill
2021 Sep 26 09 03746 / 20 08 57  15.5  15.1 1012.2  +1.4 nowR 10 //                                     kn  AWS Boscombe Down
2021 Sep 26 09 03749 / 21 08 56  16.2  14.6 1012.2  +1.4 nowR 10 //                                     kn  AWS Middle Wallop
2021 Sep 26 09 03761 7 20 07 56  17.2  15.6 1012.0  +1.3 nowR 05 22                                     kn      Odiham
2021 Sep 26 09 03768 / 17 04 49  16.3  15.8 1012.1  +1.2 nowR // //                                     kn  AWS South Farnborough
2021 Sep 26 09 03769 / 21 04 56  17.2  17.2 1012.1  +1.1 nowS 10 //                                     kn  AWS Charlwood
2021 Sep 26 09 03770 / // // //  18.7  16.2                   // //                                     kn  AWS St James Park
2021 Sep 26 09 03781 / 20 10 56  17.1  15.9 1012.1  +1.1 R    04 //                                     kn  AWS Kenley
2021 Sep 26 09 03796 / 19 09 //  17.7  16.5 1012.9  +1.1 R    // //                              18 10m kn  AWS Langdon Bay
2021 Sep 26 09 03797 / 18 10 75  18.9  16.6 1012.7  +1.1 nowS                                           kn  AWS Manston
2021 Sep 26 09 03857 / 25 11 70  16.6  14.8 1012.4  +1.6 R    23 //                                     kn  AWS Isle of Portland
2021 Sep 26 09 03862 / 23 02 56  15.7  15.6 1012.4  +1.6 nowR 10 //                                     kn  AWS Bournemouth Hurn
2021 Sep 26 09 03866 / 25 10 //  17.4  16.3 1012.3  +1.6 R    // //                                     kn  AWS St Catherines Point
2021 Sep 26 09 03872 / 20 07 60  18.3  16.9 1012.2  +1.3 nowR                                           kn  AWS Thorney Island
2021 Sep 26 09 03876 / 20 08 //  18.4  17.2 1012.6  +1.2 nowR // //                                     kn  AWS Shoreham
2021 Sep 26 09 03882 / 20 06 74  18.4  17.3 1012.6  +1.3 R                                              kn  AWS Herstmonceux
2021 Sep 26 09 03894 6 25 13 75  16.5  14.9 1013.8  +1.8 R                                              kn      Guernsey Airport
2021 Sep 26 09 03895 / 26 10 61  17.3  15.8 1013.9  +1.8 R                                              kn  AWS Jersey Airport
2021 Sep 26 09 03901 / 17 14 81  16.9  14.0 1000.6  -0.7 nowS                                           kn  AWS Thomastown
2021 Sep 26 09 03904 / 17 13 73  17.1  14.1 1000.3  -0.8 nowS 22 //                              24 10m kn  AWS Castlederg
2021 Sep 26 09 03907 / 18 18 50  16.3  14.6 1000.8  -0.5 nowF 82 //                              28 WW  kn  AWS Magilligan
2021 Sep 26 09 03911 / 16 13 81  15.0  14.2 1002.0  -0.6 nowS 23 //                                     kn  AWS Lough Fea
2021 Sep 26 09 03915 / 16 16 87  17.0  14.7 1001.5  -0.9 F                                       26 WW  kn  AWS Port Glenone
2021 Sep 26 09 03916 / 20 14 59  16.0  13.5 1002.3  -0.7 nowS                                    28 WW  kn  AWS Ballypatrick Forest
2021 Sep 26 09 03917 / 17 14 84  17.0  14.5 1002.7  -0.8 nowS                                    26 WW  kn  AWS Aldergrove
2021 Sep 26 09 03923 / 19 15 64  15.2  14.7 1002.7  -0.6 nowS 51 //                                     kn  AWS Glennane
2021 Sep 26 09 03953 / 18 08 56  16.5  15.3 1001.0  -1.0 F    61 86                                     m/s AWS Valentia
2021 Sep 26 09 03955 7 19 08 59  15.8  15.0 1004.0  -0.6 F    60 62                                     m/s     Cork Airport
2021 Sep 26 09 03956 / 19 06 71  16.6  16.1 1006.3  -0.2 nowF 01 5/                                     m/s AWS Johnstown Castle
2021 Sep 26 09 03962 7 16 08 80  18.1  14.0 1001.9  -0.6 nowR                                           m/s     Shannon Airport
2021 Sep 26 09 03967 4 21 07 83  17.9  14.0 1004.6  +0.2 nowR 20 51                                     m/s     Casement Aerodrome
2021 Sep 26 09 03969 5 19 06 83  17.2  13.0 1005.0  -0.0 nowR                                           m/s     Dublin Airport
2021 Sep 26 09 03973 7 17 08 80  14.8  13.2  999.8  -0.6 F                                              m/s     Connaught Airport
2021 Sep 26 09 03976 / 28 05 47  11.3  10.1  999.4  +2.2 nowR 81 86                                     m/s AWS Belmullet
2021 Sep 26 09 03952 / 18 12 61  16.8  15.3 1004.3  -0.6 F                                              m/s AWS Roches Point
2021 Sep 26 09 03970 / 17 07 //  15.9  13.7  999.8  -0.8 F    // //                                     m/s AWS Claremorris
2021 Sep 26 09 03971 / 19 06 83  17.4  13.6 1002.8  -0.3 nowR                                           m/s AWS Mullingar
2021 Sep 26 09 03978 / 18 09 66  16.6  12.8  999.6  -0.9 F    03 8/                                     m/s AWS Finner
2021 Sep 26 09 03961 / 19 07 80  17.5  14.3 1004.9  -0.2 nowS 03 8/                                     m/s AWS Oak Park
2021 Sep 26 09 03979 / 17 06 84  17.3  13.6 1001.7  -0.6 nowF                                           m/s AWS Ballyhaise
2021 Sep 26 09 03966 / 16 08 82  16.6  13.0 1002.4  -0.7 nowF                                           m/s AWS Gurteen
2021 Sep 26 09 03963 / 30 08 21  13.3  12.6  999.9  +0.6 nowR 82 85                                     m/s AWS Mace Head
2021 Sep 26 09 03951 / 19 11 63  17.1  15.2 1003.4  -0.6 nowR                                           m/s AWS Sherkin Island
2021 Sep 26 09 03980 / 18 11 80  15.8  14.2  999.4  -1.0 F    23 8/                                     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