Decoded British Isles SYNOP weather reports

Weather data for 2017Apr23-15Z 
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu
2017 Apr 23 15 03002 / 05 10 50   1.4   0.2 1012.7  -3.3 nowF 67 //                                     kn  AWS Baltasound
2017 Apr 23 15 03005 8 12 07 61   3.0   2.2 1011.7  -4.6 nowF 63 66                                     kn      Lerwick
2017 Apr 23 15 03008 / 24 23 57   6.8   5.9 1011.6  -5.2 nowF 61 //                              33 10m kn  AWS Fair Isle
2017 Apr 23 15 03010 / 25 27 //   8.2   6.9 1012.9  -4.0 nowF // //                              40 WW  kn  AWS Sule Skerry
2017 Apr 23 15 03017 / 24 26 57   7.5   6.3 1013.6  -4.1 nowF 61 //                              40 WW  kn  AWS Kirkwall
2017 Apr 23 15 03023 / 25 19 69   9.7   6.6 1020.1  -2.5 F                                       26 WW  kn  AWS South Uist Range
2017 Apr 23 15 03026 / 24 21 76   8.7   7.4 1017.2  -2.9 nowF 23 //                              30 WW  kn  AWS Stornoway
2017 Apr 23 15 03031 / 27 19 82   9.0   3.0 1018.1  -3.3 nowF 23 //                              30 WW  kn  AWS Loch Glascarnoch
2017 Apr 23 15 03034 / 25 18 59   8.7   5.5 1019.1  -2.8 F    81 //                              28 WW  kn  AWS Aultbea
2017 Apr 23 15 03037 / 24 16 71  10.0   5.1 1020.7  -2.6 nowF                                           kn  AWS Lusa
2017 Apr 23 15 03039 / 25 33 //   2.0   2.0                   // //                                     kn  AWS Bealach No Ba
2017 Apr 23 15 03041 / // // //  -1.1  -2.0                   // //                                     kn  AWS Aonach Moor
2017 Apr 23 15 03044 / 22 14 62   7.6   5.2 1016.4  -3.2 nowF 61 //                              26 10m kn  AWS Altnaharra
2017 Apr 23 15 03047 / 27 13 81   8.8   1.3 1021.4  -2.4 nowS                                           kn  AWS Tulloch Bridge
2017 Apr 23 15 03062 / 26 20 82  11.0   3.2 1017.0  -3.3 nowF                                           kn  AWS Tain Range
2017 Apr 23 15 03063 / 25 09 85   9.7   1.3 1018.6  -3.1 nowS                                    20 10m kn  AWS Aviemore
2017 Apr 23 15 03065 / 25 33 //  -1.2  -1.2                   // //                                     kn  AWS Cairngorm
2017 Apr 23 15 03066 / 24 20 82  11.1   2.2 1017.5  -3.2 nowF                                           kn  AWS Kinloss
2017 Apr 23 15 03068 8 26 19 84  10.7   0.5 1017.6  -2.9 F                                       30 WW  kn      Lossiemouth
2017 Apr 23 15 03072 / 28 27 //   3.3  -1.9                   // //                                     kn  AWS Cairnwell
2017 Apr 23 15 03075 / 26 27 83   9.5   4.4 1014.9  -3.6 F                                       36 WW  kn  AWS Wick
2017 Apr 23 15 03080 / 28 13 82  12.2   1.2 1017.7  -3.1 nowF                                           kn  AWS Aboyne
2017 Apr 23 15 03088 / 25 17 81  10.7   1.1 1018.0  -3.3 nowS                                    25 WW  kn  AWS Inverbervie
2017 Apr 23 15 03091 / 30 13 83  11.6   1.4 1017.6  -3.4 F                                              kn  AWS Aberdeen Dyce
2017 Apr 23 15 03100 / 23 15 70   9.8   5.8 1022.2  -2.2 nowF                                           kn  AWS Tiree
2017 Apr 23 15 03105 / 25 07 72   9.6   4.2 1023.4  -2.2 F                                              kn  AWS Port Ellen
2017 Apr 23 15 03111 / 26 07 80   9.3   4.0 1023.5  -2.2 F    // //                                     kn  AWS Machrihanish
2017 Apr 23 15 03148 / 27 22 //   5.5  -1.0                   // //                                     kn  AWS Glen Ogle
2017 Apr 23 15 03153 / 23 18 84   9.1   3.8 1023.1  -1.9 nowS                                           kn  AWS Dundrennan
2017 Apr 23 15 03155 / 26 16 84  11.4   2.9 1021.6  -2.4 F    // //                                     kn  AWS Drumalbin
2017 Apr 23 15 03158 / 26 11 84  13.4   3.4 1020.0  -2.8 F                                              kn  AWS Charterhall
2017 Apr 23 15 03162 4 22 14 81  12.3   2.2 1021.4  -2.5 F                                              kn      Eskdalemuir
2017 Apr 23 15 03166 / 26 16 80  11.9   2.0 1020.7  -2.4 nowF                                    26 10m kn  AWS Edinburgh Gogarbank
2017 Apr 23 15 03171 / 27 19 81  13.0   1.5 1019.3  -3.0 nowF                                           kn  AWS Leuchars
2017 Apr 23 15 03204 7 24 10 84  10.0   4.5 1024.8  -1.7 F                                              kn      Ronaldsway
2017 Apr 23 15 03210 / 26 12 84   9.6   3.7 1024.3  -1.7 F    // //                                     kn  AWS St Bees Head
2017 Apr 23 15 03212 / 29 09 //  10.5   2.1 1023.5  -1.5 nowF // //                                     kn  AWS Keswick
2017 Apr 23 15 03214 / 26 10 79  11.0   5.1 1024.5  -1.6 F                                              kn  AWS Walney Island
2017 Apr 23 15 03220 / // // 84  11.4   3.0 1022.8  -2.2 F    // //                                     kn  AWS Carlisle
2017 Apr 23 15 03224 / 25 18 82  10.7   2.4 1021.5  -2.3 F                                              kn  AWS Spadeadam
2017 Apr 23 15 03225 / 23 13 31  12.0   3.5 1022.3  -2.2 F    // //                                     kn  AWS Shap Fell
2017 Apr 23 15 03226 / 24 08 84  11.4   3.7 1022.0  -2.3 nowS                                           kn  AWS Warcop Range
2017 Apr 23 15 03227 / 27 23 //   4.7  -1.0                   // //                                     kn  AWS Great Dun Fell
2017 Apr 23 15 03316 / 29 11 83  11.0   3.0 1025.2  -1.6 F                                              kn  AWS Crosby
2017 Apr 23 15 03318 / 28 11 //  10.4   3.5                   // //                                     kn  AWS Blackpool
2017 Apr 23 15 03351 / 27 13 80  12.8   1.5 1024.4  -1.7 nowF                                           kn  AWS Rostherne
2017 Apr 23 15 03230 / 25 09 84  12.9   3.2 1020.8  -2.6 F    // //                                     kn  AWS Redesdale
2017 Apr 23 15 03238 / 27 10 82  12.8   2.3 1021.0  -2.5 nowS                                           kn  AWS Albermarle
2017 Apr 23 15 03257 / 27 11 84  14.1   1.6 1022.3  -2.3 nowS                                           kn  AWS Leeming
2017 Apr 23 15 03265 / 24 11 83  14.3   3.0 1022.5  -2.4 nowS                                           kn  AWS Topcliffe
2017 Apr 23 15 03266 / 28 10 74  14.1   2.4 1022.6  -2.2 F    // //                                     kn  AWS Linton-on-Ouse
2017 Apr 23 15 03275 / 09 09 76  11.3   2.7 1021.6  -2.8 nowF                                           kn  AWS Loftus
2017 Apr 23 15 03281 / 22 13 //  12.4   2.4                   // //                                     kn  AWS Fylingdales
2017 Apr 23 15 03292 / 13 09 //  10.8   5.5 1022.6  -2.2 F    // //                                     kn  AWS Bridlington
2017 Apr 23 15 03344 / 27 07 81  11.3   3.1 1023.3  -1.6 nowS                                           kn  AWS Bingley
2017 Apr 23 15 03346 / 28 14 //  11.0   1.9                   // //                                     kn  AWS Emley Moor No.2
2017 Apr 23 15 03373 / 29 04 81  13.8   2.5 1022.9  -2.3 F    // //                                     kn  AWS Scampton
2017 Apr 23 15 03377 1 24 07 82  14.3   1.3 1023.1  -2.3 nowF                                           kn      Waddington
2017 Apr 23 15 03379 3 26 10 83  13.5   0.9 1023.4  -2.2 nowF                                           kn      Cranwell
2017 Apr 23 15 03382 / 24 09 81  14.4   2.7 1022.5  -2.3 nowF                                           kn  AWS Leconfield
2017 Apr 23 15 03385 / 13 04 80  13.7   3.9 1023.1  -2.2 F    // //                                     kn  AWS Donna Nook
2017 Apr 23 15 03391 1 26 09 81  14.7   3.8 1023.3  -2.3 F                                              kn      Coningsby
2017 Apr 23 15 03392 / 24 07 82  14.0   3.7 1023.3  -2.4 F    // //                                     kn  AWS Wainfleet
2017 Apr 23 15 03302 / 19 08 65  10.5   5.4 1025.5  -1.7 nowF                                           kn  AWS Valley
2017 Apr 23 15 03301 / 24 06 76  11.4   5.9 1025.6  -1.5 nowF // //                                     kn  AWS Raf Mona
2017 Apr 23 15 03305 / 31 14 77  11.7   4.6 1025.1  -1.1 nowS                                           kn  AWS Capel Curig
2017 Apr 23 15 03313 / 31 09 84  11.6   6.9 1025.3  -1.6 nowF // //                                     kn  AWS Rhyl
2017 Apr 23 15 03321 / 33 12 75  11.6   4.3 1024.9  -1.6 F                                              kn  AWS Hawarden
2017 Apr 23 15 03405 / 33 04 84  10.8   5.4 1026.6  -1.5 nowF // //                                     kn  AWS Aberdaron
2017 Apr 23 15 03409 / 29 05 //  13.0   4.4 1024.4  -1.3 nowS // //                                     kn  AWS Bala
2017 Apr 23 15 03410 / 27 07 84  12.4   3.1 1023.9  -1.3 F    // //                                     kn  AWS Lake Vrynwy
2017 Apr 23 15 03502 / 33 04 83  10.4   5.3 1026.0  -1.4 nowF                                           kn  AWS Aberporth
2017 Apr 23 15 03503 / 00 00 81  12.2   4.6 1025.6  -1.4 nowF                                           kn  AWS Trawscoed
2017 Apr 23 15 03507 / 29 03 84  13.0   5.0 1024.6  -1.8 F                                              kn  AWS Sennybridge
2017 Apr 23 15 03604 / 31 08 84  15.8   5.9 1025.6  -1.3 F    // //                                     kn  AWS Milford Haven
2017 Apr 23 15 03605 / 22 06 80  11.5   8.2 1025.8  -1.4 F    // //                                     kn  AWS Pembrey Sands
2017 Apr 23 15 03609 / 23 09 //  11.7   7.4 1026.2  -1.6 F    // //                                     kn  AWS Mumbles
2017 Apr 23 15 03716 / 26 08 84  12.6   5.5 1025.2  -1.6 nowS                                           kn  AWS St Athan
2017 Apr 23 15 03330 / 30 10 84  11.6   3.7 1023.9  -1.6 F                                              kn  AWS Leek Thorncliffe
2017 Apr 23 15 03354 / 25 08 81  13.5   2.0 1023.7  -1.8 nowF                                           kn  AWS Nottingham Wea Cen
2017 Apr 23 15 03414 / 25 05 74  14.5   4.5 1023.8  -2.2 nowF                                           kn  AWS Shawbury
2017 Apr 23 15 03520 / 31 06 79  14.7   5.6 1024.2  -2.0 F    // //                                     kn  AWS Shobdon
2017 Apr 23 15 03522 / 27 07 81  16.4   5.2 1024.6  -2.0 F                                              kn  AWS Hereford Credenhill
2017 Apr 23 15 03529 / 26 05 83  16.1   4.7 1024.8  -2.2 F                                              kn  AWS Pershore
2017 Apr 23 15 03535 / 26 05 84  14.9   4.7 1023.9  -2.1 nowF                                           kn  AWS Coleshill
2017 Apr 23 15 03544 / 29 06 83  13.8   2.2 1024.1  -1.8 nowF                                           kn  AWS Church Lawford
2017 Apr 23 15 03647 / 33 06 84  14.1   4.7 1024.0  -1.9 nowF // //                                     kn  AWS Little Rissington
2017 Apr 23 15 03649 3 27 04 81  13.6   3.5 1024.6  -1.9 nowF                                           kn      Brize Norton
2017 Apr 23 15 03658 / 33 04 75  13.6   3.3 1024.8  -1.7 F    // //                                     kn  AWS Benson
2017 Apr 23 15 03660 / 32 06 77  12.9   2.8 1024.6  -1.6 nowF                                           kn  AWS High Wycombe
2017 Apr 23 15 03462 / 25 10 81  13.6   2.5 1023.4  -2.0 F                                              kn  AWS Wittering
2017 Apr 23 15 03469 / 26 09 80  15.1   4.0 1023.6  -2.2 nowF                                           kn  AWS Holbeach
2017 Apr 23 15 03482 / 23 11 71  14.9   5.5 1023.8  -2.2 F                                              kn  AWS Marham
2017 Apr 23 15 03488 / 07 10 77   9.9   4.2 1023.9  -2.2 F                                              kn  AWS Weybourne
2017 Apr 23 15 03560 / 27 05 84  13.1   1.5 1024.2  -1.9 F                                              kn  AWS Bedford
2017 Apr 23 15 03590 / 19 09 73  12.8   1.1 1024.3  -2.1 F                                              kn  AWS Wattisham
2017 Apr 23 15 03684 / 19 06 70  13.1   4.4 1024.1  -2.1 F                                              kn  AWS Andrewsfield
2017 Apr 23 15 03693 / 14 09 83  13.3   4.6 1024.8  -2.2 F                                              kn  AWS Shoeburyness
2017 Apr 23 15 03707 / 29 08 83  14.6   4.6 1025.7  -1.1 F                                              kn  AWS Chivenor
2017 Apr 23 15 03628 / 28 06 78  14.9   4.5 1024.9  -1.8 nowS                                           kn  AWS Filton
2017 Apr 23 15 03710 / 29 04 84  13.1   5.1 1025.0  -1.3 nowF // //                                     kn  AWS Liscombe
2017 Apr 23 15 03803 / 15 06 77  14.2  10.3 1025.7  -1.1 nowF                                           kn  AWS Scilly St Marys
2017 Apr 23 15 03808 7 34 05 75  12.2   7.8 1025.9  -0.6 F                                              kn      Camborne
2017 Apr 23 15 03809 / 25 05 73  11.8   8.9 1025.9  -0.7 F    // //                                     kn  AWS Culdrose RNAS
2017 Apr 23 15 03823 / 15 04 80  12.8   5.5 1025.3  -1.1 nowS                                           kn  AWS Cardinham
2017 Apr 23 15 03827 / 21 08 65  13.6   9.9 1025.9  -1.1 nowF                                           kn  AWS Plymouth
2017 Apr 23 15 03840 / 29 06 84  13.2   4.6 1025.1  -1.3 nowS                                           kn  AWS Dunkeswell
2017 Apr 23 15 03672 3 29 08 83  15.8   2.1 1024.4  -1.7 F                                              kn      Northolt
2017 Apr 23 15 03740 / 31 05 //  13.5   4.0 1024.7  -1.8 F    // //                                     kn  AWS Lyneham
2017 Apr 23 15 03743 / 26 06 82  15.0   3.3 1024.6  -1.7 nowF // //                                     kn  AWS Larkhill
2017 Apr 23 15 03746 5 31 07 82  13.9   4.2 1024.7  -1.7 F                                              kn      Boscombe Down
2017 Apr 23 15 03749 / 28 05 77  14.5   2.4 1024.7  -1.6 nowF // //                                     kn  AWS Middle Wallop
2017 Apr 23 15 03761 5 35 07 80  14.1   2.5 1024.7  -1.5 F                                              kn      Odiham
2017 Apr 23 15 03768 / 30 07 80  14.8   4.3 1024.7  -1.4 F    // //                                     kn  AWS South Farnborough
2017 Apr 23 15 03769 / 18 06 69  13.3   7.3 1024.8  -1.4 nowF                                           kn  AWS Charlwood
2017 Apr 23 15 03770 / // // //  15.5   2.4                   // //                                     kn  AWS St James Park
2017 Apr 23 15 03772 / 31 08 84  15.9   2.4 1024.5  -1.8 nowS                                           kn  AWS Heathrow
2017 Apr 23 15 03781 / 20 09 69  11.8   6.3 1024.7  -1.6 nowF                                           kn  AWS Kenley
2017 Apr 23 15 03784 / 19 05 //  14.2   4.7 1024.2  -2.0 F    // //                                     kn  AWS Gravesend
2017 Apr 23 15 03796 / 19 07 //  10.7   2.9 1025.8  -1.8 F    // //                                     kn  AWS Langdon Bay
2017 Apr 23 15 03797 / 18 10 68  12.5   3.9 1025.4  -2.1 F                                              kn  AWS Manston
2017 Apr 23 15 03857 / 23 05 65  11.9   6.9 1025.6  -1.6 nowF                                           kn  AWS Isle of Portland
2017 Apr 23 15 03862 / 18 07 80  14.5   4.0 1024.8  -1.4 nowF                                           kn  AWS Bournemouth Hurn
2017 Apr 23 15 03866 / 24 05 //  12.2   7.1 1025.2  -1.4 nowF // //                                     kn  AWS St Catherines Point
2017 Apr 23 15 03872 / 20 11 65  12.8   7.7 1025.1  -1.5 F                                              kn  AWS Thorney Island
2017 Apr 23 15 03876 / 20 09 //  11.9   8.3 1025.4  -1.5 nowF // //                                     kn  AWS Shoreham
2017 Apr 23 15 03882 / 19 06 67  11.4   6.6 1025.5  -1.7 F                                              kn  AWS Herstmonceux
2017 Apr 23 15 03894 1 31 04 70  13.8   4.4 1025.7  -1.3 nowS                                           kn      Guernsey Airport
2017 Apr 23 15 03895 1 35 08 80  14.7   2.7 1025.3  -1.2 nowS                                           kn      Jersey Airport
2017 Apr 23 15 03901 / 30 12 82  10.6   8.1 1024.5  -1.2 nowS                                           kn  AWS Thomastown
2017 Apr 23 15 03904 / 26 11 76  12.0   8.2 1024.1  -1.7 F    23 //                                     kn  AWS Castlederg
2017 Apr 23 15 03907 / 22 09 83  11.1   8.8 1023.4  -2.4 nowF 23 //                                     kn  AWS Magilligan
2017 Apr 23 15 03911 / 28 11 24   9.7   7.7 1024.0  -1.7 nowF 82 //                                     kn  AWS Lough Fea
2017 Apr 23 15 03915 / 36 02 59  10.6   8.0 1023.1  -2.3 nowF 82 //                                     kn  AWS Port Glenone
2017 Apr 23 15 03916 / 34 03 56   8.8   6.3 1023.8  -2.2 nowS 23 //                                     kn  AWS Ballypatrick Forest
2017 Apr 23 15 03917 / 25 10 76  11.7   7.5 1023.6  -2.4 nowF                                           kn  AWS Aldergrove
2017 Apr 23 15 03923 / 31 06 33  10.6   8.9 1024.0  -1.7 F    82 //                                     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