Decoded British Isles SYNOP weather reports

Weather data for 2017Mar29-21Z 
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu
2017 Mar 29 21 03002 / 09 12 81   4.5   0.0 1015.1  -1.1 nowF                                           kn  AWS Baltasound
2017 Mar 29 21 03005 8 11 11 80   4.4   2.2 1014.3  -1.3 F                                              kn      Lerwick
2017 Mar 29 21 03008 8 11 14 61   5.0   2.0 1013.6  -1.3 nowS 58 65                                     kn      Fair Isle
2017 Mar 29 21 03010 / 13 25 //   7.1   6.0 1009.3  -1.3 nowS // //                              33 WW  kn  AWS Sule Skerry
2017 Mar 29 21 03017 / 12 14 40   5.7   5.2 1011.5  -1.8 nowF 62 //                                     kn  AWS Kirkwall
2017 Mar 29 21 03023 / 19 11 61   8.6   8.0 1008.2  +1.0 R                                              kn  AWS South Uist Range
2017 Mar 29 21 03026 / 20 05 59   8.2   7.9 1008.3  +0.6 nowR 10 //                                     kn  AWS Stornoway
2017 Mar 29 21 03031 / 09 05 73   7.6   7.0 1010.2  +0.5 nowS 61 //                                     kn  AWS Loch Glascarnoch
2017 Mar 29 21 03034 / 19 11 83  10.1   8.1 1009.0  +0.7 nowS 23 //                                     kn  AWS Aultbea
2017 Mar 29 21 03037 / 22 03 62   9.4   9.1 1009.4  +0.9 nowS                                           kn  AWS Lusa
2017 Mar 29 21 03039 / 19 14 //   4.6   4.6                   // //                                     kn  AWS Bealach No Ba
2017 Mar 29 21 03041 / 22 23 //   3.0   2.9                   // //                                     kn  AWS Aonach Moor
2017 Mar 29 21 03044 / 33 06 57   6.8   6.3 1009.8  +0.0 nowF 62 //                                     kn  AWS Altnaharra
2017 Mar 29 21 03047 / 16 03 64   8.5   7.8 1011.2  +0.6 nowS 62 //                                     kn  AWS Tulloch Bridge
2017 Mar 29 21 03062 / 32 04 50   7.4   6.9 1010.0  -0.0 nowR 82 //                                     kn  AWS Tain Range
2017 Mar 29 21 03063 / 23 05 83   9.4   7.6 1010.3  +0.3 nowR 57 //                                     kn  AWS Aviemore
2017 Mar 29 21 03065 / 19 25 //   3.4   3.4                   // //                                     kn  AWS Cairngorm
2017 Mar 29 21 03066 / 21 04 84  10.1   7.7 1010.0  -0.4 nowS 61 //                                     kn  AWS Kinloss
2017 Mar 29 21 03068 8 11 05 80   8.9   6.7 1010.0  -0.9 nowS 60 62                                     kn      Lossiemouth
2017 Mar 29 21 03072 / 20 14 //   4.9   4.8                   // //                                     kn  AWS Cairnwell
2017 Mar 29 21 03075 / 13 14 45   7.1   6.8 1010.4  -1.8 nowS 23 //                                     kn  AWS Wick
2017 Mar 29 21 03080 / 11 03 57   7.2   7.2 1011.5  -0.8 nowS 10 //                                     kn  AWS Aboyne
2017 Mar 29 21 03088 / 20 09 01   8.2   8.2 1011.8  -0.7 nowS 33 //                                     kn  AWS Inverbervie
2017 Mar 29 21 03091 / 17 07 39   8.7   8.5 1011.3  -1.3 nowS 10 //                                     kn  AWS Aberdeen Dyce
2017 Mar 29 21 03100 / 18 05 60   8.8   8.3 1009.3  +0.8 nowR                                           kn  AWS Tiree
2017 Mar 29 21 03105 / 13 07 50   9.3   9.1 1009.9  +0.6 R    61 //                                     kn  AWS Port Ellen
2017 Mar 29 21 03132 / 18 12 07   9.5   9.5 1012.2  +0.9 nowR 34 //                                     kn  AWS West Freugh
2017 Mar 29 21 03134 / 19 05 58  10.2   9.8 1011.2  +0.7 R    62 //                                     kn  AWS Glasgow Bishopton
2017 Mar 29 21 03136 / 17 12 78  10.7   9.4 1011.2  +0.8 nowR 23 //                                     kn  AWS Prestwick
2017 Mar 29 21 03144 / 27 05 37   8.4   8.2 1011.7  +0.1 nowR 63 //                                     kn  AWS Strathallan
2017 Mar 29 21 03148 / 17 04 //   6.8   6.8                   // //                                     kn  AWS Glen Ogle
2017 Mar 29 21 03153 / 19 21 01   8.9   8.9 1012.6  +0.6 nowR 62 //                              28 WW  kn  AWS Dundrennan
2017 Mar 29 21 03155 / 20 13 66   9.3   9.0 1011.8  +0.1 nowR // //                                     kn  AWS Drumalbin
2017 Mar 29 21 03158 / 23 12 57  11.2  10.3 1012.6  +0.2 nowR 04 //                                     kn  AWS Charterhall
2017 Mar 29 21 03162 / 21 13 06   9.0   9.0 1013.5  +0.4 R    51 //                                     kn  AWS Eskdalemuir
2017 Mar 29 21 03166 / 22 07 82  11.8   9.5 1011.3  -0.0 nowR 23 //                                     kn  AWS Edinburgh Gogarbank
2017 Mar 29 21 03171 / 01 02 34   9.6   9.4 1011.3  -0.3 F    22 //                                     kn  AWS Leuchars
2017 Mar 29 21 03204 8 19 16 40   9.8   9.7 1013.1  +0.4 R    10 42                                     kn      Ronaldsway
2017 Mar 29 21 03210 / 18 17 01   9.5   9.5 1013.9  +0.3 R    // //                                     kn  AWS St Bees Head
2017 Mar 29 21 03212 / 17 06 58  12.0  10.3 1014.0  +0.2 nowR 51 //                                     kn  AWS Keswick
2017 Mar 29 21 03214 / 16 08 60  10.5  10.4 1014.7  +0.3 nowS 23 //                                     kn  AWS Walney Island
2017 Mar 29 21 03220 / // // 84  12.3  10.3 1013.4  +0.4 nowS // //                                     kn  AWS Carlisle
2017 Mar 29 21 03224 / 22 17 81  10.7   9.3 1013.1  +0.2 R                                              kn  AWS Spadeadam
2017 Mar 29 21 03225 / 22 14 32  10.9  10.1 1014.4  +0.7 nowS // //                                     kn  AWS Shap Fell
2017 Mar 29 21 03226 / 23 08 24  10.7  10.5 1014.6  +0.8 R    51 //                                     kn  AWS Warcop Range
2017 Mar 29 21 03227 / 22 34 //   7.1   7.1                   // //                                     kn  AWS Great Dun Fell
2017 Mar 29 21 03316 / 16 10 77  12.7  11.7 1015.4  +0.4 nowF 23 //                                     kn  AWS Crosby
2017 Mar 29 21 03318 / 16 13 //  12.4  12.1                   // //                                     kn  AWS Blackpool
2017 Mar 29 21 03351 / 18 11 71  13.2  11.0 1016.4  +0.3 nowS                                           kn  AWS Rostherne
2017 Mar 29 21 03230 / 20 05 84  11.2   9.8 1013.6  +0.4 nowR // //                                     kn  AWS Redesdale
2017 Mar 29 21 03238 / 19 02 82  12.1  10.0 1013.7  +0.5 nowR                                           kn  AWS Albermarle
2017 Mar 29 21 03240 / 17 11 60  11.0  10.2 1013.4  -0.1 nowS                                           kn  AWS Boulmer
2017 Mar 29 21 03257 / 17 09 50  12.6  11.3 1015.6  +0.4 nowR 23 //                                     kn  AWS Leeming
2017 Mar 29 21 03265 / 16 11 63  12.5  11.5 1016.0  +0.2 nowR 23 //                                     kn  AWS Topcliffe
2017 Mar 29 21 03275 / 20 16 65  12.1  10.7 1015.5  +0.4 nowR                                           kn  AWS Loftus
2017 Mar 29 21 03281 / 20 20 //  11.0  10.9                   // //                                     kn  AWS Fylingdales
2017 Mar 29 21 03292 / 21 15 //  11.7  10.9 1017.0  +0.4 nowR // //                                     kn  AWS Bridlington
2017 Mar 29 21 03344 / 20 13 57  11.8  10.5 1015.9  +0.4 nowR 57 //                              23 10m kn  AWS Bingley
2017 Mar 29 21 03346 / 20 18 //  12.1  10.2                   // //                                     kn  AWS Emley Moor No.2
2017 Mar 29 21 03373 / 20 12 73  13.0  10.9 1018.4  +0.6 nowR // //                                     kn  AWS Scampton
2017 Mar 29 21 03377 6 20 16 75  13.0  10.3 1018.9  +0.6 nowR 01 62                                     kn      Waddington
2017 Mar 29 21 03379 / 20 11 76  12.8  10.5 1019.3  +0.6 nowR // //                                     kn  AWS Cranwell
2017 Mar 29 21 03382 / 19 08 60  12.5  11.7 1017.2  +0.5 nowR 23 //                                     kn  AWS Leconfield
2017 Mar 29 21 03385 / 18 11 69  12.9  11.1 1018.5  +0.3 R    // //                                     kn  AWS Donna Nook
2017 Mar 29 21 03391 7 18 09 70  12.5  10.9 1019.3  +0.6 R                                              kn      Coningsby
2017 Mar 29 21 03392 / 18 10 61  10.8  10.0 1019.8  +0.6 R    // //                                     kn  AWS Wainfleet
2017 Mar 29 21 03302 / 17 23 35  10.8  10.4 1014.1  +0.1 nowR 10 //                                     kn  AWS Valley
2017 Mar 29 21 03301 / 20 23 57  11.1  11.0 1014.6  +0.3 nowR // //                              30 WW  kn  AWS Raf Mona
2017 Mar 29 21 03305 / 23 26 26  11.3  10.6 1015.2  +0.5 nowR 62 //                              41 WW  kn  AWS Capel Curig
2017 Mar 29 21 03313 / 17 07 70  12.5  11.2 1015.7  +0.7 nowS // //                                     kn  AWS Rhyl
2017 Mar 29 21 03321 / 16 07 65  12.5  12.0 1016.0  +0.5 nowS 23 //                                     kn  AWS Hawarden
2017 Mar 29 21 03405 / 19 24 01   9.7   9.7 1015.1  -0.1 F    // //                              34 WW  kn  AWS Aberdaron
2017 Mar 29 21 03409 / 24 05 //  11.7  10.9 1016.1  +0.8 R    // //                                     kn  AWS Bala
2017 Mar 29 21 03410 / 20 14 84  10.8  10.3 1016.3  +0.6 nowR // //                              25 10m kn  AWS Lake Vrynwy
2017 Mar 29 21 03502 / 18 17 58  11.3  10.7 1015.4  +0.2 nowF 62 //                              27 WW  kn  AWS Aberporth
2017 Mar 29 21 03503 / 17 08 60  12.4  11.3 1016.4  +0.4 nowR 81 //                                     kn  AWS Trawscoed
2017 Mar 29 21 03507 / 20 11 48  10.8  10.4 1017.5  +0.3 nowR 62 //                                     kn  AWS Sennybridge
2017 Mar 29 21 03604 / 19 20 20  10.5  10.5 1015.9  +0.3 R    // //                              27 WW  kn  AWS Milford Haven
2017 Mar 29 21 03605 / 18 19 23  10.7  10.6 1017.1  +0.1 nowR // //                              25 WW  kn  AWS Pembrey Sands
2017 Mar 29 21 03609 / 18 14 //  10.6  10.4 1018.5  +0.2 nowR // //                                     kn  AWS Mumbles
2017 Mar 29 21 03716 / 20 10 77  12.6  10.4 1018.7  +0.2 nowR                                           kn  AWS St Athan
2017 Mar 29 21 03330 / 20 14 68  11.2  10.5 1017.6  +0.4 nowS                                    26 WW  kn  AWS Leek Thorncliffe
2017 Mar 29 21 03354 / 19 09 67  12.6  10.8 1018.5  +0.3 nowS                                           kn  AWS Nottingham Wea Cen
2017 Mar 29 21 03414 / 15 10 65  12.8  11.0 1016.8  +0.4 nowS                                           kn  AWS Shawbury
2017 Mar 29 21 03520 / 19 08 63  12.3  10.8 1018.1  +0.5 nowR // //                                     kn  AWS Shobdon
2017 Mar 29 21 03522 / 17 06 58  12.1  10.9 1018.5  +0.2 nowF 81 //                                     kn  AWS Hereford Credenhill
2017 Mar 29 21 03529 / // // 79  13.4  10.6 1019.7  +0.5 R                                              kn  AWS Pershore
2017 Mar 29 21 03535 / 19 11 81  12.9  10.5 1018.7  +0.5 nowS                                           kn  AWS Coleshill
2017 Mar 29 21 03544 / 20 07 74  12.5  10.4 1019.5  +0.5 nowS                                           kn  AWS Church Lawford
2017 Mar 29 21 03647 / 21 18 79  11.8  10.2 1019.9  +0.6 R    // //                                     kn  AWS Little Rissington
2017 Mar 29 21 03649 8 21 09 80  13.1  10.0 1020.5  +0.5 R    02 62                                     kn      Brize Norton
2017 Mar 29 21 03658 7 18 09 80  12.9  10.4 1021.3  +0.4 nowR                                           kn      Benson
2017 Mar 29 21 03660 / 20 05 68  11.9  10.3 1021.8  +0.8 nowR                                           kn  AWS High Wycombe
2017 Mar 29 21 03462 / 20 13 76  12.6  10.6 1019.6  +0.6 nowR                                           kn  AWS Wittering
2017 Mar 29 21 03469 / 20 12 60  12.4  10.7 1020.0  +0.6 nowR                                           kn  AWS Holbeach
2017 Mar 29 21 03482 3 17 10 68  12.9  10.4 1020.8  +0.5 nowR 01 61                                     kn      Marham
2017 Mar 29 21 03488 / 20 13 82  12.9  10.7 1020.3  +0.6 R                                              kn  AWS Weybourne
2017 Mar 29 21 03560 / 21 13 84  13.3  10.7 1020.7  +0.7 nowR                                           kn  AWS Bedford
2017 Mar 29 21 03590 5 19 09 66  12.1  10.1 1022.1  +0.5 nowR                                           kn      Wattisham
2017 Mar 29 21 03684 / 20 07 79  13.1  10.1 1022.0  +0.7 nowR                                           kn  AWS Andrewsfield
2017 Mar 29 21 03693 / 20 08 76  11.6   9.6 1022.8  +0.4 R                                              kn  AWS Shoeburyness
2017 Mar 29 21 03707 / 19 13 67  12.9  11.3 1018.3  +0.2 R                                              kn  AWS Chivenor
2017 Mar 29 21 03628 / 20 13 75  13.0  10.6 1019.5  +0.1 R    23 //                                     kn  AWS Filton
2017 Mar 29 21 03710 / 21 17 65  10.6  10.5 1018.9  +0.1 R    // //                                     kn  AWS Liscombe
2017 Mar 29 21 03803 / 20 25 42  11.5  11.4 1017.0  +1.2 R    10 //                              32 WW  kn  AWS Scilly St Marys
2017 Mar 29 21 03808 8 20 19 15  11.5  11.1 1017.8  +0.6 R    60 62                                     kn      Camborne
2017 Mar 29 21 03809 8 19 16 30  11.4  11.0 1018.3  +0.6 nowR 58 65                              32 WW  kn      Culdrose RNAS
2017 Mar 29 21 03823 / 15 17 33  10.6  10.6 1018.7  +0.4 nowR 82 //                                     kn  AWS Cardinham
2017 Mar 29 21 03827 / 18 21 41  11.7  10.3 1019.9  +0.4 nowR 82 //                              35 WW  kn  AWS Plymouth
2017 Mar 29 21 03840 / 19 15 70  11.0  10.3 1019.9  +0.2 nowS 23 //                                     kn  AWS Dunkeswell
2017 Mar 29 21 03853 7 20 12 70  13.4  11.0 1020.6  +0.3 nowF                                           kn      Yeovilton
2017 Mar 29 21 03672 / 21 09 83  13.9   9.6 1022.2  +0.5 nowR // //                                     kn  AWS Northolt
2017 Mar 29 21 03740 / 20 11 //  12.5  10.0 1020.3  +0.6 nowS // //                                     kn  AWS Lyneham
2017 Mar 29 21 03743 / 20 10 82  12.1   9.6 1021.2  +0.6 nowS // //                                     kn  AWS Larkhill
2017 Mar 29 21 03746 / 18 10 80  11.0   9.8 1021.6  +0.7 nowR                                           kn  AWS Boscombe Down
2017 Mar 29 21 03749 / 18 10 67  11.2   9.4 1021.8  +0.8 nowS // //                                     kn  AWS Middle Wallop
2017 Mar 29 21 03761 6 20 12 75  12.8   9.3 1021.9  +0.3 nowR                                           kn      Odiham
2017 Mar 29 21 03768 / 18 07 80  12.9   9.9 1022.4  +0.6 nowR // //                                     kn  AWS South Farnborough
2017 Mar 29 21 03769 / 20 06 81  11.3   8.9 1023.0  +0.5 nowR                                           kn  AWS Charlwood
2017 Mar 29 21 03770 / // // //  13.7   9.9                   // //                                     kn  AWS St James Park
2017 Mar 29 21 03772 / 18 08 71  13.6  10.1 1022.5  +0.5 nowR                                           kn  AWS Heathrow
2017 Mar 29 21 03781 / 21 09 80  11.1   8.8 1023.0  +0.4 nowR                                           kn  AWS Kenley
2017 Mar 29 21 03784 / 19 06 //  12.2   9.2 1022.6  +0.6 nowR // //                                     kn  AWS Gravesend
2017 Mar 29 21 03796 / 16 06 //   9.9   8.9 1024.0  +0.4 nowS // //                                     kn  AWS Langdon Bay
2017 Mar 29 21 03797 / 13 08 56   9.2   8.6 1023.7  +0.4 nowS 10 //                                     kn  AWS Manston
2017 Mar 29 21 03857 / 20 18 72  12.5   9.9 1021.4  +0.1 nowS                                           kn  AWS Isle of Portland
2017 Mar 29 21 03862 / 19 08 75  12.3  10.0 1022.1  +0.8 nowS 23 //                                     kn  AWS Bournemouth Hurn
2017 Mar 29 21 03866 / 27 03 //  11.4   9.1 1022.8  +0.4 nowR // //                                     kn  AWS St Catherines Point
2017 Mar 29 21 03872 / 16 09 73  11.1   9.3 1022.8  +0.4 nowR                                           kn  AWS Thorney Island
2017 Mar 29 21 03876 / 21 02 //  11.6   9.2 1023.5  +0.7 nowR // //                                     kn  AWS Shoreham
2017 Mar 29 21 03882 / 00 00 62   9.5   7.7 1023.8  +0.7 R    20 //                                     kn  AWS Herstmonceux
2017 Mar 29 21 03894 1 18 10 83  11.8   8.2 1023.3  +0.7 R                                              kn      Guernsey Airport
2017 Mar 29 21 03895 6 18 13 83  14.0   7.3 1023.5  +0.9 nowS                                           kn      Jersey Airport
2017 Mar 29 21 03901 / 18 04 82  10.2   9.8 1008.9  +0.6 nowS 23 //                                     kn  AWS Thomastown
2017 Mar 29 21 03904 / 15 06 80  10.7  10.1 1009.0  +0.3 R    23 //                                     kn  AWS Castlederg
2017 Mar 29 21 03907 / 23 02 81  10.6   9.9 1009.3  +0.9 nowS 57 //                                     kn  AWS Magilligan
2017 Mar 29 21 03915 / 19 02 80  10.8   9.0 1009.7  +0.7 nowR 23 //                                     kn  AWS Port Glenone
2017 Mar 29 21 03916 / 21 05 59  11.5  10.4 1010.0  +0.2 nowR 82 //                                     kn  AWS Ballypatrick Forest
2017 Mar 29 21 03917 / 16 12 62  12.2  10.2 1010.1  +0.1 nowR                                           kn  AWS Aldergrove
2017 Mar 29 21 03923 / 19 11 81  11.4  10.3 1009.7  +0.9 nowS                                           kn  AWS Glennane
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