Decoded British Isles SYNOP weather reports

Weather data for 2021Sep26-15Z 
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 Sep 26 15 03002 / 16 20 06  13.2  12.8 1002.9  -0.3 nowF 34 //                              29 WW  kn  AWS Baltasound
2021 Sep 26 15 03005 / 18 16 00  12.6  12.6 1002.7  -0.6 F    62 //                              27 WW  kn  AWS Lerwick
2021 Sep 26 15 03008 / 29 19 13  13.1  13.0 1002.1  -0.9 nowF 23 //                              30 WW  kn  AWS Fair Isle
2021 Sep 26 15 03017 / 14 21 74  17.3  14.8  999.8  -1.1 F    // //                                     kn  AWS Kirkwall
2021 Sep 26 15 03023 / 21 13 70  12.4  11.7  998.6  +1.2 nowS 23 //                                     kn  AWS South Uist Range
2021 Sep 26 15 03026 / 25 14 49  11.9  11.0  998.5  +1.5 nowR 62 //                                     kn  AWS Stornoway
2021 Sep 26 15 03031 / 18 06 83  18.6  11.3  998.7  -0.5 nowS                                           kn  AWS Loch Glascarnoch
2021 Sep 26 15 03034 / 20 21 81  18.0  11.6  998.2  -0.3 nowR                                    34 10m kn  AWS Aultbea
2021 Sep 26 15 03039 / // // //  10.3   8.9                   // //                                     kn  AWS Bealach No Ba
2021 Sep 26 15 03044 / 14 15 84  19.0  12.2  998.6  -0.4 nowS                                    29 WW  kn  AWS Altnaharra
2021 Sep 26 15 03047 / 20 09 86  17.1  11.7 1001.2  -0.5 nowS                                    27 WW  kn  AWS Tulloch Bridge
2021 Sep 26 15 03062 / 19 16 84  20.2  12.8  999.4  -0.7 nowS                                           kn  AWS Tain Range
2021 Sep 26 15 03063 / 21 10 89  18.1  11.8 1000.2  -0.6 nowS                                           kn  AWS Aviemore
2021 Sep 26 15 03066 / 17 10 85  21.0  12.7  999.9  -0.4 nowF                                    25 WW  kn  AWS Kinloss
2021 Sep 26 15 03068 5 18 17 84  20.9  11.6 1000.3  -0.4 nowF                                    27 WW  kn      Lossiemouth
2021 Sep 26 15 03072 / 19 37 //  11.2  11.2                   // //                                     kn  AWS Cairnwell
2021 Sep 26 15 03075 / 14 11 70  16.3  13.3 1000.0  -0.9 F                                              kn  AWS Wick
2021 Sep 26 15 03080 / 17 07 //  18.3  12.7 1002.3  -0.7 nowS 57 //                                     kn  AWS Aboyne
2021 Sep 26 15 03088 / 17 16 72  15.8  13.7 1003.8  -0.8 nowS                                           kn  AWS Inverbervie
2021 Sep 26 15 03091 / 17 16 78  18.3  13.9 1003.3  -0.6 nowS                                           kn  AWS Aberdeen Dyce
2021 Sep 26 15 03092                                          // //                                     kn  AWS Peterhead Harbour
2021 Sep 26 15 03100 / 25 08 81  11.9  11.5 1000.0  +1.8 nowS 22 //                                     kn  AWS Tiree
2021 Sep 26 15 03105 / 30 07 57  13.0  12.2 1001.0  +0.2 nowR 61 //                                     kn  AWS Port Ellen
2021 Sep 26 15 03111 / 16 22 66  16.2  14.7 1000.7  -1.1 nowF // //                                     kn  AWS Machrihanish
2021 Sep 26 15 03132 / 18 18 67  17.4  14.8 1003.0  -1.1 nowF                                    31 WW  kn  AWS West Freugh
2021 Sep 26 15 03134 / 18 14 80  18.8  13.1 1002.2  -1.2 nowF                                    25 WW  kn  AWS Glasgow Bishopton
2021 Sep 26 15 03136 / 18 21 88  18.8  13.2 1002.3  -1.3 nowF                                    29 WW  kn  AWS Prestwick
2021 Sep 26 15 03144 / 20 07 89  18.9  14.4 1002.9  -0.5 F    23 //                                     kn  AWS Strathallan
2021 Sep 26 15 03148 / 17 27 //  13.1  11.4                   // //                                     kn  AWS Glen Ogle
2021 Sep 26 15 03153 / 19 21 64  16.2  15.0 1004.4  -0.8 F                                       31 WW  kn  AWS Dundrennan
2021 Sep 26 15 03155 / 20 14 84  16.1  13.8 1003.6  -0.9 nowS // //                              28 WW  kn  AWS Drumalbin
2021 Sep 26 15 03158 / 21 15 89  19.3  12.7 1004.7  -0.7 nowS                                           kn  AWS Charterhall
2021 Sep 26 15 03162 / 18 14 75  14.8  14.0 1005.7  -0.6 F    23 //                              25 WW  kn  AWS Eskdalemuir
2021 Sep 26 15 03166 / 19 09 63  18.0  13.9 1003.8  -0.4 nowR                                           kn  AWS Edinburgh Gogarbank
2021 Sep 26 15 03171 / 20 15 88  20.3  13.2 1003.3  -1.1 nowF                                           kn  AWS Leuchars
2021 Sep 26 15 03204 6 18 19 68  17.1  15.2 1004.6  -1.1 nowF                                    27 WW  kn      Ronaldsway
2021 Sep 26 15 03210 / 18 19 71  16.4  16.4 1005.6  -0.9 F    // //                              27 WW  kn  AWS St Bees Head
2021 Sep 26 15 03212 / 17 07 84  16.8  14.2 1006.2  -0.4 nowF 23 //                                     kn  AWS Keswick
2021 Sep 26 15 03214 / 17 10 82  18.6  15.4 1006.6  -0.9 nowF 23 //                                     kn  AWS Walney Island
2021 Sep 26 15 03220 / // // 87  18.9  13.3 1005.6  -0.6 nowF // //                                     kn  AWS Carlisle
2021 Sep 26 15 03224 / 21 12 83  16.5  13.2 1005.8  -0.5 F                                              kn  AWS Spadeadam
2021 Sep 26 15 03225 / 20 12 32  15.4  13.8 1006.9  -0.5 F    // //                                     kn  AWS Shap Fell
2021 Sep 26 15 03226 / 22 08 65  15.3  13.9 1007.2  -0.2 nowS 57 //                                     kn  AWS Warcop Range
2021 Sep 26 15 03227 / 22 32 //  11.0  11.0                   // //                                     kn  AWS Great Dun Fell
2021 Sep 26 15 03316 / 20 15 //  19.7  14.6 1007.4  -0.7 F    // //                                     kn  AWS Crosby
2021 Sep 26 15 03318 / 00 00 //  19.9  14.5                   // //                                     kn  AWS Blackpool
2021 Sep 26 15 03230 / 20 08 84  18.1  12.6 1005.7  -0.4 nowS // //                                     kn  AWS Redesdale
2021 Sep 26 15 03238 / 25 03 80  18.8  12.6 1006.0  +0.1 nowR                                           kn  AWS Albermarle
2021 Sep 26 15 03240 / 22 15 81  22.3  11.3 1005.8  -0.5 nowS                                           kn  AWS Boulmer
2021 Sep 26 15 03257 / 20 12 84  20.1  12.7 1007.7  +0.3 R                                              kn  AWS Leeming
2021 Sep 26 15 03265 / 22 11 84  20.0  12.1 1008.0  +0.2 nowS                                           kn  AWS Topcliffe
2021 Sep 26 15 03275 / 21 17 //  20.4  11.3 1007.0  -0.1 nowS // //                                     kn  AWS Loftus
2021 Sep 26 15 03281 / 21 14 //  19.0  10.8                   // //                                     kn  AWS Fylingdales
2021 Sep 26 15 03292 / 21 14 //  20.5  11.0 1007.8  -0.8 nowS // //                                     kn  AWS Bridlington
2021 Sep 26 15 03344 / 21 06 //  17.6  12.4 1008.2  -0.2 F    // //                                     kn  AWS Bingley
2021 Sep 26 15 03346 / 22 14 //  17.5  12.1                   // //                                     kn  AWS Emley Moor No.2
2021 Sep 26 15 03373 / 24 14 89  21.4  10.6 1008.8  -0.6 nowS // //                                     kn  AWS Scampton
2021 Sep 26 15 03377 / 22 14 83  21.7   8.7 1009.2  -0.5 nowS                                           kn  AWS Waddington
2021 Sep 26 15 03379 / 22 14 82  21.8  10.1 1009.4  -0.5 nowS // //                                     kn  AWS Cranwell
2021 Sep 26 15 03382 / 22 12 71  20.4  11.5 1008.3  -0.5 nowS                                           kn  AWS Leconfield
2021 Sep 26 15 03385 / 18 10 71  21.7  11.3 1008.8  -0.9 F    // //                                     kn  AWS Donna Nook
2021 Sep 26 15 03391 4 21 13 82  23.1   9.6 1009.2  -0.9 nowS                                           kn      Coningsby
2021 Sep 26 15 03392 / 21 14 82  21.6  13.3 1009.5  -0.8 nowS // //                                     kn  AWS Wainfleet
2021 Sep 26 15 03302 / 19 24 72  18.7  14.8 1005.9  -1.1 nowF                                    30 WW  kn  AWS Valley
2021 Sep 26 15 03301 / 19 20 80  18.0  14.4 1006.1  -1.1 nowF // //                              34 WW  kn  AWS Raf Mona
2021 Sep 26 15 03305 / 22 22 89  17.1  13.4 1007.0  -0.9 F                                       37 WW  kn  AWS Capel Curig
2021 Sep 26 15 03313 / 20 09 81  18.6  12.9 1007.4  -0.5 nowF // //                                     kn  AWS Rhyl
2021 Sep 26 15 03321 / 18 12 73  20.0  13.5 1007.7  -0.6 nowF                                           kn  AWS Hawarden
2021 Sep 26 15 03405 / 18 20 75  17.2  15.1 1007.2  -1.2 nowS // //                              27 WW  kn  AWS Aberdaron
2021 Sep 26 15 03409 / 21 04 //  17.9  14.5 1007.7  -0.8 F    // //                              09 10m kn  AWS Bala
2021 Sep 26 15 03410 / 21 15 89  15.3  13.9 1008.2  -0.4 nowS // //                                     kn  AWS Lake Vrynwy
2021 Sep 26 15 03502 / 19 20 77  17.6  14.0 1007.3  -1.3 F                                       30 WW  kn  AWS Aberporth
2021 Sep 26 15 03503 / 16 09 //  18.2  14.5 1008.0  -1.1 nowF 22 //                                     kn  AWS Trawscoed
2021 Sep 26 15 03507 / 21 13 84  16.5  13.7 1009.1  -0.8 nowF                                           kn  AWS Sennybridge
2021 Sep 26 15 03604 / 18 19 73  17.8  16.1 1007.4  -1.6 nowF // //                              29 WW  kn  AWS Milford Haven
2021 Sep 26 15 03605 / 20 21 76  18.3  16.0 1008.9  -1.2 nowF // //                              28 WW  kn  AWS Pembrey Sands
2021 Sep 26 15 03609 / 17 10 //  18.5  15.6 1010.1  -0.9 nowF // //                                     kn  AWS Mumbles
2021 Sep 26 15 03716 / 18 05 89  19.1  14.1 1010.1  -0.9 nowF                                           kn  AWS St Athan
2021 Sep 26 15 03330 / 21 09 76  16.9  12.6 1008.9  -0.3 nowF                                           kn  AWS Leek Thorncliffe
2021 Sep 26 15 03354 / 22 09 84  20.1  11.0 1009.5  -0.3 nowS                                           kn  AWS Nottingham Wea Cen
2021 Sep 26 15 03414 / 19 12 85  19.4  12.4 1008.6  -0.5 nowF                                           kn  AWS Shawbury
2021 Sep 26 15 03520 / 20 08 75  18.3  12.7 1009.7  -0.2 nowF // //                                     kn  AWS Shobdon
2021 Sep 26 15 03522 / 18 03 79  18.9  12.9 1010.2  -0.2 F                                              kn  AWS Hereford Credenhill
2021 Sep 26 15 03529 / 21 10 77  20.6  11.2 1010.6  -0.5 F                                              kn  AWS Pershore
2021 Sep 26 15 03535 3 20 12 83  20.9  11.6 1009.4  -0.6 F                                       19 WW  kn  AWS Coleshill
2021 Sep 26 15 03544 / 22 06 89  21.7  10.6 1009.8  -0.6 nowS                                           kn  AWS Church Lawford
2021 Sep 26 15 03647 1 22 14 83  19.0  10.8 1010.2  -0.4 nowS // //                              23 WW  kn  AWS Little Rissington
2021 Sep 26 15 03649 3 22 08 82  21.8  10.6 1010.5  -0.6 F                                              kn      Brize Norton
2021 Sep 26 15 03658 / 20 13 81  21.9  11.4 1010.8  -0.2 nowS // //                                     kn  AWS Benson
2021 Sep 26 15 03660 / 22 08 76  20.7  12.2 1011.0  -0.3 nowS                                           kn  AWS High Wycombe
2021 Sep 26 15 03462 / 20 14 89  22.2   9.9 1009.3  -0.6 nowS                                           kn  AWS Wittering
2021 Sep 26 15 03469 / 21 16 81  23.1  13.2 1009.6  -0.9 nowS                                           kn  AWS Holbeach
2021 Sep 26 15 03482 / 21 13 80  22.3  13.5 1010.2  -0.9 nowS                                           kn  AWS Marham
2021 Sep 26 15 03488 / 19 11 80  21.7  15.7 1010.0  -0.7 F                                              kn  AWS Weybourne
2021 Sep 26 15 03931 / 19 10 //  20.9  15.8 1010.7  -0.5 nowS // //                                     kn  AWS Tibenham
2021 Sep 26 15 03560 / 24 10 82  22.3  11.3 1010.2  -0.6 nowS                                           kn  AWS Bedford
2021 Sep 26 15 03680 / // // //  21.1  13.9 1011.2  -0.4 nowS // //                                     kn  AWS Rothamsted
2021 Sep 26 15 03590 / 21 07 65  19.5  17.3 1011.4  -0.3 nowS 61 //                                     kn  AWS Wattisham
2021 Sep 26 15 03684 / 21 09 83  20.6  15.6 1011.0  -0.3 nowF 23 //                                     kn  AWS Andrewsfield
2021 Sep 26 15 03693 / 22 11 83  20.8  16.1 1011.8  -0.3 nowS                                           kn  AWS Shoeburyness
2021 Sep 26 15 03707 / 20 14 83  20.9  15.1 1009.7  -1.4 F    23 //                                     kn  AWS Chivenor
2021 Sep 26 15 03710 / 21 10 69  16.9  14.4 1010.6  -0.4 nowF // //                                     kn  AWS Liscombe
2021 Sep 26 15 03803 / 20 26 65  18.4  16.2 1008.4  -1.6 nowF                                    32 WW  kn  AWS Scilly St Marys
2021 Sep 26 15 03808 / 19 16 72  18.0  15.8 1009.6  -1.4 F                                       26 WW  kn  AWS Camborne
2021 Sep 26 15 03809 / 19 13 68  17.8  15.7 1009.8  -1.3 F    // //                                     kn  AWS Culdrose RNAS
2021 Sep 26 15 03823 / 19 14 80  17.5  15.9 1010.0  -1.0 nowF                                           kn  AWS Cardinham
2021 Sep 26 15 03827 / 19 13 69  18.4  16.5 1011.3  -0.8 nowF                                           kn  AWS Plymouth
2021 Sep 26 15 03840 / 21 12 80  17.6  14.0 1010.9  -0.5 nowF                                           kn  AWS Dunkeswell
2021 Sep 26 15 03853 / 19 12 89  18.9  14.3 1011.4  -0.2 nowF                                           kn  AWS Yeovilton
2021 Sep 26 15 03844 8 19 11 81  19.9  14.5 1010.9  -0.7 nowF // //                              16 10m kn  AWS Exeter AirportNo2
2021 Sep 26 15 03930 / 19 08 89  19.8  13.5 1010.6  -0.5 nowF // //                                     kn  AWS Almondsbury
2021 Sep 26 15 03672 6 22 09 82  21.7  14.5 1011.3  -0.4 nowS                                           kn      Northolt
2021 Sep 26 15 03740 8 22 07 //  19.0  13.1 1011.0  -0.4 nowS // //                              18 WW  kn  AWS Lyneham
2021 Sep 26 15 03743 / 24 09 86  18.3  12.8 1011.7  +0.1 nowR // //                                     kn  AWS Larkhill
2021 Sep 26 15 03746 / 22 13 84  18.7  12.0 1011.7  +0.0 S                                              kn  AWS Boscombe Down
2021 Sep 26 15 03749 / 21 12 88  19.6  11.6 1011.8  +0.0 S                                              kn  AWS Middle Wallop
2021 Sep 26 15 03761 / 21 14 82  19.9  11.4 1011.9  -0.1 nowR                                           kn  AWS Odiham
2021 Sep 26 15 03768 / 19 14 72  20.0  13.1 1011.8  -0.0 nowR // //                                     kn  AWS South Farnborough
2021 Sep 26 15 03769 / 21 07 84  20.4  14.7 1012.0  -0.1 nowR                                           kn  AWS Charlwood
2021 Sep 26 15 03770 / // // //  21.6  15.2                   // //                                     kn  AWS St James Park
2021 Sep 26 15 03781 / 20 11 82  19.7  14.4 1011.8  -0.2 nowS                                           kn  AWS Kenley
2021 Sep 26 15 03796 / 20 07 //  17.9  16.8 1013.1  -0.3 F    // //                              15 10m kn  AWS Langdon Bay
2021 Sep 26 15 03797 / 19 11 68  19.6  17.0 1012.6  -0.4 nowS                                           kn  AWS Manston
2021 Sep 26 15 03857 / 23 12 75  18.0  15.8 1012.7  +0.0 nowF                                           kn  AWS Isle of Portland
2021 Sep 26 15 03862 / 24 10 83  18.9  14.0 1012.5  +0.2 nowS                                           kn  AWS Bournemouth Hurn
2021 Sep 26 15 03866 / 25 17 //  17.5  14.5 1013.1  +0.3 nowS // //                                     kn  AWS St Catherines Point
2021 Sep 26 15 03872 / 23 14 82  19.3  13.4 1012.9  +0.4 nowR                                           kn  AWS Thorney Island
2021 Sep 26 15 03876 / 24 15 //  18.5  14.3 1013.2  +0.4 nowR // //                              25 WW  kn  AWS Shoreham
2021 Sep 26 15 03882 / 22 09 81  19.6  13.8 1012.9  +0.2 nowR                                           kn  AWS Herstmonceux
2021 Sep 26 15 03894 7 20 08 83  18.7  16.3 1014.0  -0.2 nowF                                           kn      Guernsey Airport
2021 Sep 26 15 03895 / 19 10 83  19.2  14.6 1014.3  -0.3 F                                              kn  AWS Jersey Airport
2021 Sep 26 15 03901 / 33 06 32  12.0  11.3 1000.5  +0.5 nowR 61 //                                     kn  AWS Thomastown
2021 Sep 26 15 03904 / 27 03 56  12.2  11.5 1000.8  +1.2 nowS 52 //                                     kn  AWS Castlederg
2021 Sep 26 15 03907 / 30 10 43  12.6  11.9 1000.9  +1.0 nowR 62 //                                     kn  AWS Magilligan
2021 Sep 26 15 03911 / 15 10 35  15.4  14.2 1000.0  -1.1 nowF 62 //                                     kn  AWS Lough Fea
2021 Sep 26 15 03915 / 18 13 70  16.8  14.5  999.9  -0.9 nowS 61 //                              23 10m kn  AWS Port Glenone
2021 Sep 26 15 03916 / 20 11 83  17.5  13.2 1000.3  -0.9 nowS                                    31 WW  kn  AWS Ballypatrick Forest
2021 Sep 26 15 03917 / 18 15 67  16.9  15.3 1000.7  -1.2 nowS 22 //                                     kn  AWS Aldergrove
2021 Sep 26 15 03923 / 19 10 60  16.3  15.0 1000.0  -1.6 nowF 57 //                                     kn  AWS Glennane
2021 Sep 26 15 03953 / 25 05 81  15.2   9.0 1003.8  +1.1 nowF 01 8/                                     m/s AWS Valentia
2021 Sep 26 15 03955 8 24 04 70  15.0  14.1 1003.0  +0.4 nowR 21 62                                     m/s     Cork Airport
2021 Sep 26 15 03956 / 17 07 67  16.8  15.5 1003.8  -1.8 F    01 5/                                     m/s AWS Johnstown Castle
2021 Sep 26 15 03962 7 27 05 68  13.3   9.8 1002.8  +2.5 nowS 60 65                                     m/s     Shannon Airport
2021 Sep 26 15 03967 7 20 11 80  18.7  14.6 1001.0  -2.1 nowF 03 82                                     m/s     Casement Aerodrome
2021 Sep 26 15 03969 6 18 07 83  18.6  13.6 1001.8  -1.8 nowF 15 22                                     m/s     Dublin Airport
2021 Sep 26 15 03973 8 26 01 85  10.8  10.6 1002.0  +0.9 R    21 65                                     m/s     Connaught Airport
2021 Sep 26 15 03976 / 24 06 76  15.3   8.4 1000.7  +0.1 nowF                                           m/s AWS Belmullet
2021 Sep 26 15 03952 / 23 07 69  15.9  14.5 1002.7  -0.3 nowR 81 86                                     m/s AWS Roches Point
2021 Sep 26 15 03970 / 28 02 //  12.2  10.8 1001.8  +1.0 nowF // //                                     m/s AWS Claremorris
2021 Sep 26 15 03971 / 28 05 41  13.8  12.8 1000.6  -1.3 nowR 83 8/                                     m/s AWS Mullingar
2021 Sep 26 15 03978 / 28 02 75  11.0  10.1 1001.6  +0.7 R    61 6/                                     m/s AWS Finner
2021 Sep 26 15 03961 / 17 08 66  17.4  15.5 1001.8  -1.8 F    81 85                                     m/s AWS Oak Park
2021 Sep 26 15 03979 / 31 04 31  13.3  12.5 1000.3  -0.7 nowR 63 86                                     m/s AWS Ballyhaise
2021 Sep 26 15 03966 / 29 06 82  12.8  11.9 1002.0  +0.7 nowR 81 8/                                     m/s AWS Gurteen
2021 Sep 26 15 03963 / 25 06 60  14.8   9.9 1001.5  +0.0 S    01 81                                     m/s AWS Mace Head
2021 Sep 26 15 03951 / 27 06 71  14.3  11.6 1004.1  +1.8 R    51 6/                                     m/s AWS Sherkin Island
2021 Sep 26 15 03980 / 24 05 56  11.4  10.6 1000.7  +1.1 nowF 81 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