Decoded British Isles SYNOP weather reports

Weather data for 2018May21-09Z 
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu
2018 May 21 09 03002 / 32 02 36  10.0   9.8 1018.8  +0.7 nowR 51 //                                     kn  AWS Baltasound
2018 May 21 09 03005 / 18 12 02   8.2   8.2 1018.7  +1.1 nowS 34 //                                     kn  AWS Lerwick
2018 May 21 09 03008 9 17 13 01   7.9   7.9 1018.6  +0.9 nowS 47 65                                     kn      Fair Isle
2018 May 21 09 03010 / 35 15 //   7.9   6.7 1018.9  +1.0 nowS // //                                     kn  AWS Sule Skerry
2018 May 21 09 03017 / 36 11 43   9.1   9.1 1018.1  +0.9 R    51 //                                     kn  AWS Kirkwall
2018 May 21 09 03023 / 03 07 58   8.1   6.5 1020.0  +1.7 nowS 61 //                                     kn  AWS South Uist Range
2018 May 21 09 03026 / 36 09 59   7.6   6.5 1019.9  +1.3 nowR 62 //                                     kn  AWS Stornoway
2018 May 21 09 03034 / 34 09 57   7.4   6.9 1019.2  +1.4 nowS 61 //                                     kn  AWS Aultbea
2018 May 21 09 03039 / 01 10 //   4.6   4.6                   // //                                     kn  AWS Bealach No Ba
2018 May 21 09 03044 / 33 09 56   8.9   8.3 1018.6  +1.1 nowS 81 //                                     kn  AWS Altnaharra
2018 May 21 09 03047 / 05 05 63  10.7   9.2 1018.3  +0.6 nowR 23 //                                     kn  AWS Tulloch Bridge
2018 May 21 09 03062 / 30 06 64  11.1  10.5 1017.6  +1.1 nowR                                           kn  AWS Tain Range
2018 May 21 09 03063 / 20 07 81  15.9   7.7 1016.3  +0.2 nowR                                           kn  AWS Aviemore
2018 May 21 09 03065 / 18 36 //   7.5   7.5                   // //                                     kn  AWS Cairngorm
2018 May 21 09 03066 / 34 10 81  13.1  11.7 1017.1  +0.8 R                                              kn  AWS Kinloss
2018 May 21 09 03068 3 29 08 80  15.8  11.6 1016.8  +0.4 nowS                                           kn      Lossiemouth
2018 May 21 09 03072 / 19 23 //   8.2   4.7                   // //                                     kn  AWS Cairnwell
2018 May 21 09 03075 / 34 08 25   9.8   9.8 1017.6  +0.8 nowR 10 //                                     kn  AWS Wick
2018 May 21 09 03080 / 22 08 80  18.6   9.8 1016.8  -0.1 nowF                                           kn  AWS Aboyne
2018 May 21 09 03088 / 19 06 01   8.0   8.0 1019.1  +0.2 nowS 33 //                                     kn  AWS Inverbervie
2018 May 21 09 03091 / 17 09 80  13.3   9.3 1018.2  -0.1 nowF                                           kn  AWS Aberdeen Dyce
2018 May 21 09 03100 / 34 23 50   7.9   7.3 1018.9  +2.1 nowS 62 //                              29 WW  kn  AWS Tiree
2018 May 21 09 03105 / 32 15 57   9.6   9.6 1016.8  +0.9 nowS 23 //                                     kn  AWS Port Ellen
2018 May 21 09 03111 / 15 10 65  10.9  10.5 1016.8  +0.4 nowS // //                                     kn  AWS Machrihanish
2018 May 21 09 03132 / 17 06 76  13.7   9.6 1018.1  +0.5 nowS                                           kn  AWS West Freugh
2018 May 21 09 03136 / 18 11 82  16.9   8.9 1017.3  +0.2 nowS                                           kn  AWS Prestwick
2018 May 21 09 03144 / 23 07 81  17.6  10.6 1017.7  -0.1 nowF                                           kn  AWS Strathallan
2018 May 21 09 03148 / 17 18 //   9.1   6.3                   // //                                     kn  AWS Glen Ogle
2018 May 21 09 03153 / 11 06 71  13.2   6.8 1018.2  +0.4 R                                              kn  AWS Dundrennan
2018 May 21 09 03155 / 21 15 84  15.9   7.1 1017.7  +0.1 nowR // //                                     kn  AWS Drumalbin
2018 May 21 09 03158 / 19 05 82  16.0   6.6 1018.4  +0.1 nowS                                           kn  AWS Charterhall
2018 May 21 09 03162 4 14 04 82  16.2   3.5 1018.5  -0.1 nowF                                           kn      Eskdalemuir
2018 May 21 09 03166 / 21 07 81  19.3   6.7 1017.6  -0.2 nowF                                           kn  AWS Edinburgh Gogarbank
2018 May 21 09 03171 / 07 08 50  10.3   9.0 1018.6  +0.3 R    04 //                                     kn  AWS Leuchars
2018 May 21 09 03204 7 07 05 82  14.5   4.4 1018.5  +0.1 R                                              kn      Ronaldsway
2018 May 21 09 03210 / 19 06 79  14.4   8.8 1018.5  +0.2 R    // //                                     kn  AWS St Bees Head
2018 May 21 09 03212 / 30 02 65  18.6  10.1 1018.2  -0.4 nowF                                           kn  AWS Keswick
2018 May 21 09 03214 / 13 05 80  17.0  10.6 1018.5  +0.1 nowS                                           kn  AWS Walney Island
2018 May 21 09 03220 / // // 84  17.3   8.4 1018.7  -0.1 nowF // //                                     kn  AWS Carlisle
2018 May 21 09 03224 / 15 05 80  16.9   9.4 1017.9  +0.0 nowF                                           kn  AWS Spadeadam
2018 May 21 09 03225 / 20 11 //  16.8   9.4 1018.4  -0.1 nowF // //                                     kn  AWS Shap Fell
2018 May 21 09 03226 / 21 04 78  17.0   9.9 1018.2  +0.0 S                                              kn  AWS Warcop Range
2018 May 21 09 03227 / 21 09 //  10.5   2.0                   // //                                     kn  AWS Great Dun Fell
2018 May 21 09 03316 / 18 09 77  18.3  11.2 1018.1  -0.2 nowF                                           kn  AWS Crosby
2018 May 21 09 03318 / 15 07 //  18.8  10.5                   // //                                     kn  AWS Blackpool
2018 May 21 09 03351 / 19 05 73  18.0   8.4 1018.3  -0.3 nowF                                           kn  AWS Rostherne
2018 May 21 09 03230 / 13 04 76  16.7  10.4 1018.5  +0.0 nowF // //                                     kn  AWS Redesdale
2018 May 21 09 03238 / 10 04 67  17.1  11.0 1018.3  +0.0 nowF                                           kn  AWS Albermarle
2018 May 21 09 03240 / 14 08 60  12.0  10.3 1019.3  +0.1 nowF                                           kn  AWS Boulmer
2018 May 21 09 03257 1 16 05 57  15.3  10.5 1019.5  -0.3 F    05 00                                     kn      Leeming
2018 May 21 09 03265 / 17 04 61  15.2  11.0 1019.6  -0.4 nowF 23 //                                     kn  AWS Topcliffe
2018 May 21 09 03266 0 10 03 62  15.2  10.8 1019.4  -0.3 nowF                                           kn      Linton-on-Ouse
2018 May 21 09 03275 / 11 06 83  17.2  10.9 1019.1  -0.1 F                                              kn  AWS Loftus
2018 May 21 09 03281 / 14 05 //  16.8   4.7                   // //                                     kn  AWS Fylingdales
2018 May 21 09 03292 / 15 02 //  12.5  11.4 1019.4  -0.5 nowF // //                                     kn  AWS Bridlington
2018 May 21 09 03344 / 10 05 56  15.7  11.1 1018.8  -0.1 nowF 04 //                                     kn  AWS Bingley
2018 May 21 09 03346 / 11 04 //  10.8  10.8                   // //                                     kn  AWS Emley Moor No.2
2018 May 21 09 03373 / 03 06 62  15.4   9.6 1018.7  -0.6 nowF // //                                     kn  AWS Scampton
2018 May 21 09 03377 0 02 07 62  15.9   8.9 1018.7  -0.7 nowF                                           kn      Waddington
2018 May 21 09 03379 0 02 07 65  15.8   8.6 1018.6  -0.8 nowF                                           kn      Cranwell
2018 May 21 09 03382 / 03 02 58  11.4   9.8 1019.5  -0.4 nowF // //                                     kn  AWS Leconfield
2018 May 21 09 03385 / 35 09 61  10.0   9.4 1019.3  -0.5 nowF // //                                     kn  AWS Donna Nook
2018 May 21 09 03391 0 04 07 70  17.0   9.3 1018.3  -0.9 nowF                                           kn      Coningsby
2018 May 21 09 03392 / 03 10 67  14.5  11.2 1018.4  -0.7 nowF // //                                     kn  AWS Wainfleet
2018 May 21 09 03302 7 36 02 82  15.7   7.3 1018.2  +0.2 nowS                                           kn      Valley
2018 May 21 09 03301 / 08 03 77  15.6   7.4 1018.2  +0.1 nowF // //                                     kn  AWS Raf Mona
2018 May 21 09 03305 / 05 07 78  15.6   9.6 1018.1  -0.2 F                                              kn  AWS Capel Curig
2018 May 21 09 03313 / 32 03 83  15.9  10.4 1018.4  +0.0 S    // //                                     kn  AWS Rhyl
2018 May 21 09 03405 / 33 05 84  14.8   7.2 1018.7  +0.2 nowS // //                                     kn  AWS Aberdaron
2018 May 21 09 03409 / 25 04 //  13.9   9.4 1018.1  -0.6 F    // //                                     kn  AWS Bala
2018 May 21 09 03410 / 10 04 74  15.4  10.4 1017.6  -0.1 nowF // //                                     kn  AWS Lake Vrynwy
2018 May 21 09 03502 / 31 03 74  12.7   7.1 1018.0  +0.2 nowR                                           kn  AWS Aberporth
2018 May 21 09 03503 / 30 03 76  18.6  10.0 1017.3  -0.4 nowF 04 //                                     kn  AWS Trawscoed
2018 May 21 09 03507 / 01 03 82  14.0   9.5 1017.9  -0.1 nowS                                           kn  AWS Sennybridge
2018 May 21 09 03604 / 33 02 75  15.5   9.8 1017.7  +0.2 nowS // //                                     kn  AWS Milford Haven
2018 May 21 09 03605 / 34 04 76  17.2  10.8 1017.5  -0.2 F    // //                                     kn  AWS Pembrey Sands
2018 May 21 09 03609 / 16 03 //  14.4   9.9 1018.3  +0.2 nowR // //                                     kn  AWS Mumbles
2018 May 21 09 03716 / 15 03 58  16.1  11.8 1017.3  +0.2 nowS 04 //                                     kn  AWS St Athan
2018 May 21 09 03330 / 12 08 77  15.5   4.3 1018.3  -0.1 nowF                                           kn  AWS Leek Thorncliffe
2018 May 21 09 03354 / 08 03 70  16.7   7.4 1018.7  -0.5 nowF                                           kn  AWS Nottingham Wea Cen
2018 May 21 09 03414 2 10 06 70  16.7   9.6 1018.1  -0.2 F                                              kn      Shawbury
2018 May 21 09 03520 / 09 02 59  16.3  10.8 1018.1  -0.1 nowF // //                                     kn  AWS Shobdon
2018 May 21 09 03522 / 08 03 59  16.9  10.3 1018.2  -0.2 nowF 04 //                                     kn  AWS Hereford Credenhill
2018 May 21 09 03529 / 09 04 69  17.6   8.7 1018.3  -0.5 nowF                                           kn  AWS Pershore
2018 May 21 09 03535 / 08 04 61  17.4   8.7 1017.9  -0.7 nowF                                           kn  AWS Coleshill
2018 May 21 09 03544 / 07 05 66  17.7   9.4 1017.8  -0.8 nowF                                           kn  AWS Church Lawford
2018 May 21 09 03647 / 06 07 68  16.3  10.2 1017.1  -0.5 F    // //                                     kn  AWS Little Rissington
2018 May 21 09 03649 2 08 05 65  16.7   7.4 1017.6  -0.7 F                                              kn      Brize Norton
2018 May 21 09 03658 4 02 04 62  16.7   8.5 1017.3  -0.8 F                                              kn      Benson
2018 May 21 09 03660 / 07 04 64  17.5  10.3 1016.9  -0.6 nowF                                           kn  AWS High Wycombe
2018 May 21 09 03462 / 02 08 65  15.8  10.2 1017.7  -0.7 nowF                                           kn  AWS Wittering
2018 May 21 09 03469 / 04 10 62  14.1  11.5 1018.4  -0.8 nowF                                           kn  AWS Holbeach
2018 May 21 09 03482 1 04 07 62  17.1  12.3 1017.7  -0.9 nowF                                           kn      Marham
2018 May 21 09 03488 / 03 05 74  12.7   9.9 1018.2  -0.7 nowF                                           kn  AWS Weybourne
2018 May 21 09 03560 / 02 08 65  16.1   9.6 1017.7  -0.8 nowF                                           kn  AWS Bedford
2018 May 21 09 03590 3 02 06 60  16.0  12.0 1016.9  -0.8 F                                              kn      Wattisham
2018 May 21 09 03684 / 01 04 61  16.9  12.6 1016.7  -0.8 nowF                                           kn  AWS Andrewsfield
2018 May 21 09 03693 / 35 03 58  15.6  12.2 1016.9  -0.6 nowF 04 //                                     kn  AWS Shoeburyness
2018 May 21 09 03707 / 00 00 65  17.0  11.4 1017.1  -0.3 F                                              kn  AWS Chivenor
2018 May 21 09 03628 / 06 07 66  17.6   9.8 1017.4  -0.4 nowF                                           kn  AWS Filton
2018 May 21 09 03710 / 07 08 72  15.8  10.5 1017.0  +0.1 nowS // //                                     kn  AWS Liscombe
2018 May 21 09 03803 / 05 08 63  13.8  11.0 1016.6  +0.1 nowS                                           kn  AWS Scilly St Marys
2018 May 21 09 03808 7 07 06 58  14.9   9.2 1016.6  +0.3 R    05 22                                     kn      Camborne
2018 May 21 09 03809 7 08 10 58  14.3   9.1 1016.4  +0.1 nowS 05 22                                     kn      Culdrose RNAS
2018 May 21 09 03823 / 09 04 68  16.1   8.5 1016.4  +0.1 R                                              kn  AWS Cardinham
2018 May 21 09 03827 / 08 06 61  17.5   9.8 1016.4  -0.2 F                                              kn  AWS Plymouth
2018 May 21 09 03840 / 06 10 80  15.9   8.1 1016.8  -0.1 nowF                                           kn  AWS Dunkeswell
2018 May 21 09 03853 2 02 06 58  16.1   9.9 1017.0  -0.6 nowF 05 40                                     kn      Yeovilton
2018 May 21 09 03672 2 03 03 66  17.7   9.9 1016.8  -0.8 nowF                                           kn      Northolt
2018 May 21 09 03740 / 03 06 //  15.5   9.3 1017.4  -0.5 F    // //                                     kn  AWS Lyneham
2018 May 21 09 03743 0 05 05 62  16.8  10.4 1016.8  -0.7 F                                              kn      Larkhill
2018 May 21 09 03746 1 05 09 62  17.2   8.2 1016.7  -0.7 nowF                                           kn      Boscombe Down
2018 May 21 09 03749 3 05 09 59  17.4   9.2 1016.8  -0.6 nowF 05 00                                     kn      Middle Wallop
2018 May 21 09 03761 4 02 04 58  14.3  10.3 1017.0  -0.7 nowF 05 11                                     kn      Odiham
2018 May 21 09 03769 / 36 04 58  16.6  11.2 1016.4  -0.6 nowF 04 //                                     kn  AWS Charlwood
2018 May 21 09 03770 / // // //  17.6  10.2                   // //                                     kn  AWS St James Park
2018 May 21 09 03781 / 03 03 61  16.2  11.8 1016.8  -0.4 nowF 04 //                                     kn  AWS Kenley
2018 May 21 09 03784 / 05 01 //  15.6  11.3 1016.7  -0.8 nowF // //                                     kn  AWS Gravesend
2018 May 21 09 03796 / 35 11 //  12.9  12.7 1016.2  -0.6 nowF // //                                     kn  AWS Langdon Bay
2018 May 21 09 03797 / 34 06 57  12.9  11.5 1016.9  -0.4 F    04 //                                     kn  AWS Manston
2018 May 21 09 03857 / 05 09 79  18.0  10.1 1016.3  -0.3 nowF                                           kn  AWS Isle of Portland
2018 May 21 09 03862 / 02 07 59  18.0  10.7 1016.3  -0.8 nowF 04 //                                     kn  AWS Bournemouth Hurn
2018 May 21 09 03866 / 10 11 //  17.7  11.4 1015.8  -0.2 F    // //                                     kn  AWS St Catherines Point
2018 May 21 09 03872 / 09 06 70  18.5  11.9 1016.1  -0.6 F                                              kn  AWS Thorney Island
2018 May 21 09 03876 / 34 10 //  15.4  11.6 1016.1  -0.4 nowF // //                                     kn  AWS Shoreham
2018 May 21 09 03882 / 06 05 61  15.5  11.6 1016.1  -0.3 nowF                                           kn  AWS Herstmonceux
2018 May 21 09 03894 1 04 08 59  15.8  11.5 1015.1  -0.2 nowF 05 00                                     kn      Guernsey Airport
2018 May 21 09 03895 / 03 06 57  17.2  11.3 1014.5  -0.3 nowF 04 //                                     kn  AWS Jersey Airport
2018 May 21 09 03904 / 01 07 58   9.6   8.6 1019.3  +2.2 nowS 62 //                                     kn  AWS Castlederg
2018 May 21 09 03907 / 01 09 73   9.8   8.7 1019.1  +2.2 nowS 62 //                                     kn  AWS Magilligan
2018 May 21 09 03911 / 35 10 60   9.1   8.4 1018.6  +1.9 nowR 61 //                                     kn  AWS Lough Fea
2018 May 21 09 03915 / 33 06 30   9.6   9.4 1018.3  +2.1 R    62 //                                     kn  AWS Port Glenone
2018 May 21 09 03916 / 31 08 22   8.6   8.4 1018.8  +2.4 R    62 //                                     kn  AWS Ballypatrick Forest
2018 May 21 09 03917 / 33 08 30  10.5  10.2 1018.2  +1.6 nowR 51 //                                     kn  AWS Aldergrove
2018 May 21 09 03923 / 18 05 60  10.8  10.4 1017.5  +1.5 R    51 //                                     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.


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