Decoded British Isles SYNOP weather reports

Weather data for 2021May15-15Z 
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 May 15 15 03002 / 06 07 61   8.8   8.3  998.9  -0.7 F    10 //                                     kn  AWS Baltasound
2021 May 15 15 03005 8 04 06 38   8.6   8.5  998.6  -0.8 F    50 52                                     kn      Lerwick
2021 May 15 15 03008 8 29 08 59   8.0   8.0  999.4  -0.7 F    10 22                                     kn      Fair Isle
2021 May 15 15 03017 / 34 09 83  10.2   7.6  999.8  -0.8 nowF                                           kn  AWS Kirkwall
2021 May 15 15 03023 / 07 14 81  11.4   5.5  999.8  -0.5 nowF                                           kn  AWS South Uist Range
2021 May 15 15 03026 / 04 13 82   9.9   5.5 1000.9  -0.9 nowF                                           kn  AWS Stornoway
2021 May 15 15 03031 / 32 04 83  12.5   3.1  999.0  -1.1 nowF                                           kn  AWS Loch Glascarnoch
2021 May 15 15 03034 / 02 11 80  11.6   4.8 1000.1  -0.8 nowF                                           kn  AWS Aultbea
2021 May 15 15 03039 / // // //   6.7   2.1                   // //                                     kn  AWS Bealach No Ba
2021 May 15 15 03044 / 36 05 82  11.6   4.0 1000.2  -1.1 nowF                                           kn  AWS Altnaharra
2021 May 15 15 03047 / 19 09 77  12.4   5.0  999.3  -0.9 F                                              kn  AWS Tulloch Bridge
2021 May 15 15 03062 / // // 82  11.5   5.6 1000.0  -1.3 nowF                                    12 10m kn  AWS Tain Range
2021 May 15 15 03063 / 03 05 89  12.6   4.2  998.7  -0.9 nowF                                           kn  AWS Aviemore
2021 May 15 15 03065                                          // //                                     kn  AWS Cairngorm
2021 May 15 15 03066 / 04 07 85  11.8   3.8 1000.2  -1.2 nowF                                           kn  AWS Kinloss
2021 May 15 15 03068 4 03 06 84   9.9   3.0 1000.6  -1.0 nowF                                           kn      Lossiemouth
2021 May 15 15 03072 / 18 08 //   5.2   1.8                   // //                                     kn  AWS Cairnwell
2021 May 15 15 03075 / // // //   9.2   4.1 1000.2  -0.9 nowF                                    00 10m kn  AWS Wick
2021 May 15 15 03080 / 15 06 88  12.0   5.3  999.1  -1.2 F                                              kn  AWS Aboyne
2021 May 15 15 03088 / 15 08 80   9.3   7.0 1000.5  -1.0 nowF                                           kn  AWS Inverbervie
2021 May 15 15 03091 / 13 07 84  10.0   4.8 1000.1  -1.1 nowF                                           kn  AWS Aberdeen Dyce
2021 May 15 15 03092                                          // //                                     kn  AWS Peterhead Harbour
2021 May 15 15 03100 / 11 07 80  13.4   6.6  998.9  -0.8 nowF                                           kn  AWS Tiree
2021 May 15 15 03105 / 16 10 80  12.0   7.4  998.4  -0.5 F                                              kn  AWS Port Ellen
2021 May 15 15 03111 / 15 09 73  12.2   7.9  998.1  -0.7 nowF // //                                     kn  AWS Machrihanish
2021 May 15 15 03132 / 14 13 70  12.2   8.7  998.1  -1.0 nowF                                           kn  AWS West Freugh
2021 May 15 15 03134 / 09 09 83  13.4   4.8  998.6  -1.0 nowS                                           kn  AWS Glasgow Bishopton
2021 May 15 15 03136 / 14 06 85  13.6   4.8  998.1  -0.9 F                                              kn  AWS Prestwick
2021 May 15 15 03144 / 07 06 81  12.6   7.6  999.6  -1.0 nowF                                           kn  AWS Strathallan
2021 May 15 15 03148 / 17 12 //   7.8   2.5                   // //                                     kn  AWS Glen Ogle
2021 May 15 15 03153 / 13 06 80  12.0   6.3  997.9  -1.2 F                                              kn  AWS Dundrennan
2021 May 15 15 03155 / 14 05 85  12.0   3.4  998.5  -0.9 nowF // //                                     kn  AWS Drumalbin
2021 May 15 15 03158 / 08 11 89  12.7   4.7  999.4  -1.1 F                                              kn  AWS Charterhall
2021 May 15 15 03162 / 11 03 82  11.3   2.7  999.0  -0.9 nowF                                           kn  AWS Eskdalemuir
2021 May 15 15 03166 / 06 09 86  11.0   6.2  999.3  -0.9 F                                              kn  AWS Edinburgh Gogarbank
2021 May 15 15 03171 / 11 13 81  12.1   5.3  999.9  -1.4 nowF                                           kn  AWS Leuchars
2021 May 15 15 03204 6 09 14 62  12.0   8.7  997.4  -1.1 nowF 01 62                                     kn      Ronaldsway
2021 May 15 15 03210 / 18 13 57   9.6   8.4  998.3  -1.1 nowS // //                                     kn  AWS St Bees Head
2021 May 15 15 03212 / 08 06 71  11.9   5.4  998.2  -1.3 F    82 //                                     kn  AWS Keswick
2021 May 15 15 03214 / 10 09 63   9.7   8.3  998.3  -0.8 nowS 62 //                                     kn  AWS Walney Island
2021 May 15 15 03220 / // // 76  12.5   5.5  998.7  -0.9 F    // //                                     kn  AWS Carlisle
2021 May 15 15 03224 / 10 09 80   9.7   5.0  999.1  -1.0 F                                              kn  AWS Spadeadam
2021 May 15 15 03225 / 13 09 69  10.0   4.8  998.9  -1.1 nowS // //                                     kn  AWS Shap Fell
2021 May 15 15 03226 / 13 11 74  10.4   5.2  998.6  -1.0 F                                              kn  AWS Warcop Range
2021 May 15 15 03227 / 11 15 //   4.4   2.5                   // //                                     kn  AWS Great Dun Fell
2021 May 15 15 03316 / 14 09 82  12.9   8.3  997.6  -1.3 nowF                                           kn  AWS Crosby
2021 May 15 15 03318 / 14 10 //  11.8   8.9                   // //                                     kn  AWS Blackpool
2021 May 15 15 03351 / 14 08 70  11.5   7.9  998.1  -0.9 nowF 82 //                                     kn  AWS Rostherne
2021 May 15 15 03230 / 08 09 89  10.3   4.4  999.6  -1.1 F    // //                                     kn  AWS Redesdale
2021 May 15 15 03238 / 11 07 80  10.2   4.9  999.4  -0.8 nowF                                           kn  AWS Albermarle
2021 May 15 15 03240 / 11 10 81  10.6   6.8 1000.6  -0.9 F                                              kn  AWS Boulmer
2021 May 15 15 03257 / 18 11 50   9.4   6.8  999.6  -0.9 nowS 62 //                                     kn  AWS Leeming
2021 May 15 15 03265 / 21 05 64   9.7   8.0  999.4  -1.0 nowS 23 //                                     kn  AWS Topcliffe
2021 May 15 15 03266 / 33 04 63  10.5   8.2  999.1  -1.0 F    23 //                                     kn  AWS Linton-on-Ouse
2021 May 15 15 03275 / 11 13 70   9.0   7.0  999.7  -0.9 nowF                                           kn  AWS Loftus
2021 May 15 15 03281 / 09 12 //  10.4   5.3                   // //                                     kn  AWS Fylingdales
2021 May 15 15 03292 / 13 17 //  12.1   8.7  999.6  -1.1 F    // //                                     kn  AWS Bridlington
2021 May 15 15 03344 / 12 04 57   9.4   8.0  998.9  -0.8 nowF 61 //                                     kn  AWS Bingley
2021 May 15 15 03346 / 11 08 //   8.7   7.9                   // //                                     kn  AWS Emley Moor No.2
2021 May 15 15 03373 / 15 11 66  10.7   7.5  999.0  -0.9 F    // //                                     kn  AWS Scampton
2021 May 15 15 03377 / 11 08 56  10.3   8.4  999.3  -1.0 F    23 //                                     kn  AWS Waddington
2021 May 15 15 03379 / 12 09 60  10.5   8.1  999.3  -0.9 nowF // //                                     kn  AWS Cranwell
2021 May 15 15 03382 / 13 07 68  11.6   7.2  999.2  -0.9 F                                              kn  AWS Leconfield
2021 May 15 15 03385 / 11 17 67  11.5   8.5  999.5  -1.0 nowS // //                                     kn  AWS Donna Nook
2021 May 15 15 03391 8 12 10 70  11.2   8.1  999.3  -1.0 nowS 02 62                                     kn      Coningsby
2021 May 15 15 03392 / 11 11 83  11.3   7.5  999.5  -1.0 F    // //                                     kn  AWS Wainfleet
2021 May 15 15 03302 / 17 11 60  10.8   9.3  996.7  -0.8 nowS 61 //                                     kn  AWS Valley
2021 May 15 15 03301 / 18 12 57  10.6   8.9  997.0  -0.7 nowS // //                                     kn  AWS Raf Mona
2021 May 15 15 03305 / 26 14 74  10.6   7.7  997.2  -0.9 nowS 23 //                              25 WW  kn  AWS Capel Curig
2021 May 15 15 03313 / 13 06 86  13.5   6.8  996.9  -1.4 nowS // //                                     kn  AWS Rhyl
2021 May 15 15 03321 / 11 07 77  12.2   9.3  997.7  -1.3 nowF                                           kn  AWS Hawarden
2021 May 15 15 03405 / 22 18 74  10.5   8.6  997.3  -0.4 F    // //                                     kn  AWS Aberdaron
2021 May 15 15 03409 / 22 02 //  11.7   8.8  997.2  -0.8 nowS // //                                     kn  AWS Bala
2021 May 15 15 03410 / 19 05 24   9.6   8.1  997.2  -0.6 F    // //                                     kn  AWS Lake Vrynwy
2021 May 15 15 03502 / 25 14 65  12.3  10.4  997.4  -0.1 nowF 23 //                                     kn  AWS Aberporth
2021 May 15 15 03503 / 15 04 56  10.8   8.7  998.1  +0.1 nowR 82 //                                     kn  AWS Trawscoed
2021 May 15 15 03507 / 32 01 49   8.8   7.2  998.7  +0.3 R    62 //                                     kn  AWS Sennybridge
2021 May 15 15 03604 / 24 12 80  12.3   9.0  998.2  +0.1 R    // //                                     kn  AWS Milford Haven
2021 May 15 15 03605 / 23 20 61  13.3  10.8  998.5  +0.0 S    // //                              25 WW  kn  AWS Pembrey Sands
2021 May 15 15 03609 / 23 19 //  13.1  10.6  999.3  +0.1 nowS // //                              25 WW  kn  AWS Mumbles
2021 May 15 15 03716 / 27 14 67  13.3   9.7  998.7  -0.1 nowF                                           kn  AWS St Athan
2021 May 15 15 03330 / 14 06 70   9.6   7.5  998.3  -0.7 nowF 23 //                                     kn  AWS Leek Thorncliffe
2021 May 15 15 03354 / 12 07 61  10.9   7.3  998.7  -0.7 F    61 //                                     kn  AWS Nottingham Wea Cen
2021 May 15 15 03414 / 13 05 89  12.5   7.6  997.6  -1.1 F                                              kn  AWS Shawbury
2021 May 15 15 03520 / 22 09 85  11.7   8.5  998.1  -0.3 nowR // //                                     kn  AWS Shobdon
2021 May 15 15 03522 / 25 03 64  11.6   9.3  998.6  -0.2 nowR 81 //                                     kn  AWS Hereford Credenhill
2021 May 15 15 03529 / 22 11 45   9.8   7.6  998.9  -0.6 nowR 82 //                                     kn  AWS Pershore
2021 May 15 15 03535 / 14 04 86  12.4  10.0  998.1  -0.8 nowF 23 //                                     kn  AWS Coleshill
2021 May 15 15 03544 / 15 03 65  11.4   8.5  998.4  -0.7 F    57 //                                     kn  AWS Church Lawford
2021 May 15 15 03647 / 22 12 60  11.1   7.1  998.0  -0.8 nowS // //                                     kn  AWS Little Rissington
2021 May 15 15 03649 7 21 06 57  11.3   7.5  998.6  -0.5 nowS 81 86                                     kn      Brize Norton
2021 May 15 15 03658 / 21 06 82  13.3   9.8  998.5  -0.8 nowS // //                                     kn  AWS Benson
2021 May 15 15 03660 / 20 03 10  10.8   8.7  998.7  -0.7 F    84 //                                     kn  AWS High Wycombe
2021 May 15 15 03462 / 14 05 80  12.2   9.0  998.5  -0.8 nowF 22 //                                     kn  AWS Wittering
2021 May 15 15 03469 / 14 09 79  11.0   7.7  999.2  -0.9 F    23 //                                     kn  AWS Holbeach
2021 May 15 15 03482 8 13 06 57  10.1   8.9  999.5  -0.8 nowS 21 62                                     kn      Marham
2021 May 15 15 03488 / 11 11 71  10.5   7.3  999.8  -1.0 nowS // //                                     kn  AWS Weybourne
2021 May 15 15 03560 / 18 05 60  10.9   8.3  998.9  -0.6 F    82 //                                     kn  AWS Bedford
2021 May 15 15 03680 / // // //  11.4   8.7  999.0  -0.6 F    // //                                     kn  AWS Rothamsted
2021 May 15 15 03590 / 12 05 64  10.3   8.4  999.1  -0.8 nowF                                           kn  AWS Wattisham
2021 May 15 15 03684 / 08 03 89  11.8   8.7  998.6  -0.8 nowS 23 //                                     kn  AWS Andrewsfield
2021 May 15 15 03693 / 11 06 81  11.9  10.3  999.0  -0.5 nowS                                           kn  AWS Shoeburyness
2021 May 15 15 03707 / 26 16 61  14.6   9.9  999.5  +0.1 R                                              kn  AWS Chivenor
2021 May 15 15 03710 / 23 09 63  10.1   8.2  999.2  +0.2 R    // //                                     kn  AWS Liscombe
2021 May 15 15 03803 / 23 18 62  14.1  11.2 1000.9  -0.1 nowF                                           kn  AWS Scilly St Marys
2021 May 15 15 03808 6 25 17 70  13.9   7.9 1000.4  -0.1 nowF                                    25 WW  kn      Camborne
2021 May 15 15 03809 / 23 13 61  13.0   9.9 1000.6  -0.1 nowF // //                                     kn  AWS Culdrose RNAS
2021 May 15 15 03823 / 26 13 63  13.6   8.1  999.7  +0.1 R                                              kn  AWS Cardinham
2021 May 15 15 03827 / 23 16 59  13.2  11.8 1000.6  +0.0 S    23 //                                     kn  AWS Plymouth
2021 May 15 15 03840 / 23 11 78  11.7   9.4  999.3  -0.2 F    23 //                                     kn  AWS Dunkeswell
2021 May 15 15 03853 / 22 03 66  12.6   9.5  999.6  +0.2 nowF 81 //                                     kn  AWS Yeovilton
2021 May 15 15 03672 6 24 03 80  14.4   8.4  998.7  -0.6 nowF 01 86                                     kn      Northolt
2021 May 15 15 03740 / 23 11 //  12.5   7.4  998.7  -0.3 F    // //                                     kn  AWS Lyneham
2021 May 15 15 03743 / 25 08 89  13.0   8.0  999.1  +0.1 nowF // //                                     kn  AWS Larkhill
2021 May 15 15 03746 / 25 11 83  12.8   9.4  999.2  +0.1 nowF 23 //                                     kn  AWS Boscombe Down
2021 May 15 15 03749 / 24 09 83  11.8   9.0  999.4  +0.0 nowF 61 //                                     kn  AWS Middle Wallop
2021 May 15 15 03761 / 28 10 38  10.3   7.5  999.3  -0.1 nowR 83 //                                     kn  AWS Odiham
2021 May 15 15 03768 / 24 08 59  13.0   9.0  998.9  -0.5 F    // //                                     kn  AWS South Farnborough
2021 May 15 15 03769 / 23 09 80  11.1   7.9  999.2  +0.3 R    81 //                                     kn  AWS Charlwood
2021 May 15 15 03772 / 21 05 82  14.0  10.0  998.9  -0.5 F    23 //                                     kn  AWS Heathrow
2021 May 15 15 03781 / 25 06 82  12.1  10.1  998.9  +0.0 nowF 23 //                                     kn  AWS Kenley
2021 May 15 15 03796 / 23 10 //  10.7  10.4  998.8  -0.7 nowS // //                                     kn  AWS Langdon Bay
2021 May 15 15 03797 / 20 07 62  11.6  10.7  998.6  -1.1 nowS 23 //                                     kn  AWS Manston
2021 May 15 15 03857 / 25 20 58  11.4  10.4 1000.5  +0.2 nowS 23 //                              26 WW  kn  AWS Isle of Portland
2021 May 15 15 03862 / 25 10 81  13.8  10.0  999.9  +0.4 nowF 23 //                                     kn  AWS Bournemouth Hurn
2021 May 15 15 03866 / 26 19 //  12.3  10.2 1000.2  +0.3 nowS // //                                     kn  AWS St Catherines Point
2021 May 15 15 03872 / 25 13 65  13.0  10.5  999.9  +0.5 nowF 23 //                                     kn  AWS Thorney Island
2021 May 15 15 03876 / 24 15 //  13.2   9.9  999.8  +0.7 R    // //                              25 WW  kn  AWS Shoreham
2021 May 15 15 03882 / 25 10 69  13.5  10.1  999.3  +0.8 nowR 23 //                                     kn  AWS Herstmonceux
2021 May 15 15 03894 1 25 17 65  13.9  10.9 1002.7  -0.0 nowR 01 81                              26 WW  kn      Guernsey Airport
2021 May 15 15 03895 / 27 14 60  13.5  10.8 1003.0  +0.0 S                                              kn  AWS Jersey Airport
2021 May 15 15 03901 / 13 11 84  12.5   7.6  995.1  -0.9 nowF                                           kn  AWS Thomastown
2021 May 15 15 03904 / 10 11 83  12.1   7.4  995.9  -0.9 nowF                                           kn  AWS Castlederg
2021 May 15 15 03907 / 13 11 82  12.5   7.9  997.1  -0.7 nowF                                           kn  AWS Magilligan
2021 May 15 15 03911 / 11 07 57   8.7   7.6  997.0  -0.8 F    51 //                                     kn  AWS Lough Fea
2021 May 15 15 03915 / 11 09 78  11.7   7.0  996.6  -0.8 nowF 51 //                                     kn  AWS Port Glenone
2021 May 15 15 03916 / 17 11 73  10.8   7.3  997.8  -0.7 nowF                                           kn  AWS Ballypatrick Forest
2021 May 15 15 03917 / 12 13 83  11.5   6.4  997.0  -1.0 F    23 //                                     kn  AWS Aldergrove
2021 May 15 15 03923 / 15 08 81  10.3   7.7  996.0  -0.9 nowF                                           kn  AWS Glennane
2021 May 15 15 03953 / 21 07 65  12.6   8.5  995.0  -0.6 nowF                                           m/s AWS Valentia
2021 May 15 15 03955 7 21 07 81  11.9   8.6  995.7  -0.7 F    80 82                                     m/s     Cork Airport
2021 May 15 15 03956 / 23 08 64  12.8   9.0  996.3  -0.1 nowF                                           m/s AWS Johnstown Castle
2021 May 15 15 03962 7 15 04 30  11.1   9.6  994.8  -0.5 nowF 81 82                                     m/s     Shannon Airport
2021 May 15 15 03967 7 11 05 65  11.2   8.5  995.9  -0.2 nowR 25 82                                     m/s     Casement Aerodrome
2021 May 15 15 03969 6 11 05 70  11.1   7.8  996.3  -0.6 nowR 02 52                                     m/s     Dublin Airport
2021 May 15 15 03973 / 19 03 //   9.0   8.1  995.2  -0.3 nowS // //                                     m/s AWS Connaught Airport
2021 May 15 15 03976 / 16 02 63  11.8   9.9  994.2  -0.3 nowF 81 8/                                     m/s AWS Belmullet
2021 May 15 15 03952 / 22 11 66  12.6   9.2  995.9  -0.5 F                                              m/s AWS Roches Point
2021 May 15 15 03970 / 09 03 //  10.9   9.4  994.4  -0.6 nowS // //                                     m/s AWS Claremorris
2021 May 15 15 03971 / 14 03 57  11.3   8.7  995.2  -0.6 nowR 62 6/                                     m/s AWS Mullingar
2021 May 15 15 03978 / 12 06 64  12.6   7.2  995.0  -1.1 nowF                                           m/s AWS Finner
2021 May 15 15 03961 / 26 03 82  11.6   8.0  996.0  +0.4 R    23 8/                                     m/s AWS Oak Park
2021 May 15 15 03979 / 10 04 81  11.9   8.0  995.4  -0.7 nowF 03 5/                                     m/s AWS Ballyhaise
2021 May 15 15 03966 / 25 04 83  12.6   8.1  995.1  -0.1 nowF 01 85                                     m/s AWS Gurteen
2021 May 15 15 03963 / 20 04 63  13.3  10.3  994.2  -0.3 nowF                                           m/s AWS Mace Head
2021 May 15 15 03951 / 23 08 65  12.7   8.1  996.3  -0.5 nowF                                           m/s AWS Sherkin Island
2021 May 15 15 03980 / 09 06 66  10.3   8.4  997.2  -0.5 nowF 61 85                                     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