Decoded British Isles SYNOP weather reports

Weather data for 2018Dec14-21Z 
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu
2018 Dec 14 21 03002 / 17 26 70   5.5   2.5 1019.4  -0.9 nowS 23 //                              39 WW  kn  AWS Baltasound
2018 Dec 14 21 03005 7 18 28 67   5.4   2.2 1018.8  -0.7 F    25 82                              39 WW  kn      Lerwick
2018 Dec 14 21 03008 7 16 34 58   4.6   1.9 1018.5  -0.4 nowS 80 82                              46 WW  kn      Fair Isle
2018 Dec 14 21 03010 / 15 34 //   5.4  -0.4 1012.5  -0.5 nowR // //                              42 WW  kn  AWS Sule Skerry
2018 Dec 14 21 03017 / 17 31 81   5.2  -1.4 1016.6  -0.9 nowR                                    44 10m kn  AWS Kirkwall
2018 Dec 14 21 03026 / 17 23 72   7.0   1.3 1009.6  -0.6 nowR                                    33 10m kn  AWS Stornoway
2018 Dec 14 21 03031 / 11 14 84   1.4  -4.8 1013.9  -1.1 nowS                                           kn  AWS Loch Glascarnoch
2018 Dec 14 21 03034 / 15 08 84   6.6  -1.6 1011.0  -0.5 F                                              kn  AWS Aultbea
2018 Dec 14 21 03039 / 11 09 //  -1.6  -5.4                   // //                                     kn  AWS Bealach No Ba
2018 Dec 14 21 03044 / 05 10 80   3.3  -4.8 1013.4  -0.1 nowR                                    27 WW  kn  AWS Altnaharra
2018 Dec 14 21 03047 / 14 08 83   1.6  -4.6 1016.4  -1.2 nowS                                    21 10m kn  AWS Tulloch Bridge
2018 Dec 14 21 03062 / 17 13 84   3.1  -3.8 1015.3  -0.6 nowR                                           kn  AWS Tain Range
2018 Dec 14 21 03063 / 22 12 82   1.7  -5.0 1015.2  -0.6 nowF                                    28 10m kn  AWS Aviemore
2018 Dec 14 21 03065 / 16 56 //  -7.4  -8.0                   // //                                     kn  AWS Cairngorm
2018 Dec 14 21 03066 / 19 10 85   4.0  -4.9 1015.5  -0.5 F                                              kn  AWS Kinloss
2018 Dec 14 21 03068 7 17 14 80   3.5  -5.1 1015.8  -0.8 nowF                                           kn      Lossiemouth
2018 Dec 14 21 03072 / 16 43 //  -5.3  -5.5                   // //                                     kn  AWS Cairnwell
2018 Dec 14 21 03075 / 16 23 80   5.1  -3.1 1015.9  -0.3 nowR                                    38 WW  kn  AWS Wick
2018 Dec 14 21 03080 / 15 07 84   2.3  -3.6 1019.4  -0.1 nowR                                           kn  AWS Aboyne
2018 Dec 14 21 03088 / 19 30 80   4.1  -1.4 1020.0  -0.4 nowR                                           kn  AWS Inverbervie
2018 Dec 14 21 03091 / 19 18 84   3.6  -2.0 1019.3  -0.7 nowS                                    28 WW  kn  AWS Aberdeen Dyce
2018 Dec 14 21 03100 / 15 37 32   6.1   4.4 1009.6  -0.7 nowF 81 //                              50 WW  kn  AWS Tiree
2018 Dec 14 21 03105 / 14 30 66   7.0   3.4 1011.7  -0.5 nowF                                    42 WW  kn  AWS Port Ellen
2018 Dec 14 21 03111 / 14 27 65   5.8   2.1 1013.5  -0.8 nowF // //                              36 WW  kn  AWS Machrihanish
2018 Dec 14 21 03132 / 14 20 63   5.6   1.8 1016.0  -0.3 F    23 //                              33 WW  kn  AWS West Freugh
2018 Dec 14 21 03134 / 14 09 68   1.2  -2.5 1017.9  -0.1 nowR                                           kn  AWS Glasgow Bishopton
2018 Dec 14 21 03136 / 14 21 76   3.6  -2.1 1016.4  -0.3 nowR                                    33 WW  kn  AWS Prestwick
2018 Dec 14 21 03144 / 11 08 84   1.9  -2.7 1018.8  -0.8 nowF                                           kn  AWS Strathallan
2018 Dec 14 21 03148 / 15 22 //  -2.0  -4.7                   // //                                     kn  AWS Glen Ogle
2018 Dec 14 21 03153 / 15 26 68   3.1  -0.9 1017.6  -0.3 nowR                                           kn  AWS Dundrennan
2018 Dec 14 21 03155 / 17 25 79   0.8  -3.3 1017.6  -0.9 nowS // //                              36 WW  kn  AWS Drumalbin
2018 Dec 14 21 03158 / 20 06 82  -0.8  -3.0 1020.6  -0.6 nowR                                           kn  AWS Charterhall
2018 Dec 14 21 03162 / 15 11 81   0.2  -3.8 1020.4  -0.5 nowR                                           kn  AWS Eskdalemuir
2018 Dec 14 21 03166 / 14 08 82   3.0  -4.3 1018.4  -1.2 nowS                                           kn  AWS Edinburgh Gogarbank
2018 Dec 14 21 03171 / 16 12 81   1.9  -2.1 1020.0  -0.5 nowR                                           kn  AWS Leuchars
2018 Dec 14 21 03204 8 13 19 75   5.8   1.2 1016.3  -0.5 nowF                                           kn      Ronaldsway
2018 Dec 14 21 03210 / 14 26 73   1.8  -2.8 1018.3  -0.2 nowR // //                              36 WW  kn  AWS St Bees Head
2018 Dec 14 21 03212 / 11 07 70   2.0  -2.4 1020.3  -0.1 nowR                                           kn  AWS Keswick
2018 Dec 14 21 03214 / 13 18 72   2.9  -1.7 1019.6  -0.5 nowR                                    28 WW  kn  AWS Walney Island
2018 Dec 14 21 03220 / // // 80   2.2  -3.1 1020.2  -0.3 nowR // //                                     kn  AWS Carlisle
2018 Dec 14 21 03224 / 13 08 67  -1.7  -3.9 1021.6  -0.1 nowR                                           kn  AWS Spadeadam
2018 Dec 14 21 03225 / 18 16 74   0.6  -3.3 1021.3  -0.2 nowR // //                                     kn  AWS Shap Fell
2018 Dec 14 21 03226 / 19 09 81   0.3  -3.6 1021.6  -0.2 nowR                                    31 WW  kn  AWS Warcop Range
2018 Dec 14 21 03227 / 19 29 //  -4.4  -5.6                   // //                                     kn  AWS Great Dun Fell
2018 Dec 14 21 03316 / 15 14 66   2.2  -2.3 1020.0  -0.3 nowR                                    25 WW  kn  AWS Crosby
2018 Dec 14 21 03318 / 13 15 //   1.9  -2.1                   // //                                     kn  AWS Blackpool
2018 Dec 14 21 03351 / 14 12 63   1.3  -2.1 1021.3  -0.9 nowS                                           kn  AWS Rostherne
2018 Dec 14 21 03230 / 15 06 64  -1.6  -2.4 1021.8  -0.3 nowR // //                                     kn  AWS Redesdale
2018 Dec 14 21 03238 / 15 06 66   0.1  -1.8 1021.5  -0.4 nowR                                           kn  AWS Albermarle
2018 Dec 14 21 03240 / 17 13 70   2.6  -0.8 1021.4  -0.8 nowR                                           kn  AWS Boulmer
2018 Dec 14 21 03257 / 15 06 61  -0.4  -1.8 1022.7  -0.2 nowR                                           kn  AWS Leeming
2018 Dec 14 21 03265 / 15 07 60  -1.1  -2.2 1022.9  -0.3 nowR                                           kn  AWS Topcliffe
2018 Dec 14 21 03266 / 16 07 60   0.9  -1.2 1022.8  -0.3 nowR // //                                     kn  AWS Linton-on-Ouse
2018 Dec 14 21 03275 / 16 12 80   1.5  -0.4 1022.6  -0.6 nowR                                           kn  AWS Loftus
2018 Dec 14 21 03281 / 16 12 //   0.8  -0.6                   // //                                     kn  AWS Fylingdales
2018 Dec 14 21 03292 / 16 22 //   5.4   0.5 1022.6  -0.7 F    // //                              33 WW  kn  AWS Bridlington
2018 Dec 14 21 03344 / 18 05 59  -1.2  -2.2 1022.9  -0.3 nowR 04 //                                     kn  AWS Bingley
2018 Dec 14 21 03346 / 16 09 //  -1.0  -2.1                   // //                                     kn  AWS Emley Moor No.2
2018 Dec 14 21 03373 / 14 05 64   1.5   0.3 1023.4  -0.1 nowR // //                                     kn  AWS Scampton
2018 Dec 14 21 03377 / 12 06 59   1.1   0.2 1023.7  -0.1 nowR 10 //                                     kn  AWS Waddington
2018 Dec 14 21 03379 / 15 07 58   1.5   0.2 1023.7  -0.1 nowR // //                                     kn  AWS Cranwell
2018 Dec 14 21 03382 / 16 04 71   3.1   0.3 1023.2  -0.5 nowR                                           kn  AWS Leconfield
2018 Dec 14 21 03385 / 16 07 72   2.8   0.3 1023.2  -0.7 nowF // //                                     kn  AWS Donna Nook
2018 Dec 14 21 03391 7 14 05 70   2.8   0.6 1023.6  -0.3 nowR                                           kn      Coningsby
2018 Dec 14 21 03392 / 14 09 67   3.7   0.3 1023.5  -0.6 nowF // //                                     kn  AWS Wainfleet
2018 Dec 14 21 03302 / 15 16 74   4.9  -0.6 1016.3  -0.4 nowF                                           kn  AWS Valley
2018 Dec 14 21 03301 / 13 09 68   3.7  -1.4 1016.4  -0.7 nowF // //                                     kn  AWS Raf Mona
2018 Dec 14 21 03305 / 03 07 80   2.0  -2.5 1018.5  -0.5 nowF                                           kn  AWS Capel Curig
2018 Dec 14 21 03313 / 14 12 73   2.4  -2.5 1018.1  -0.9 nowF // //                                     kn  AWS Rhyl
2018 Dec 14 21 03321 / 15 12 63   1.0  -2.1 1020.5  -0.3 nowR                                           kn  AWS Hawarden
2018 Dec 14 21 03405 / 15 28 72   4.4   0.3 1017.0  -0.8 nowF // //                              35 WW  kn  AWS Aberdaron
2018 Dec 14 21 03409 / 36 05 //   1.8  -2.9 1018.9  -0.6 nowF // //                              16 10m kn  AWS Bala
2018 Dec 14 21 03410 / 10 08 65  -0.8  -2.9 1020.1  -0.6 F    // //                                     kn  AWS Lake Vrynwy
2018 Dec 14 21 03502 / 15 31 72   3.5  -0.7 1014.6  -1.7 nowF                                    43 WW  kn  AWS Aberporth
2018 Dec 14 21 03503 / 14 08 71   3.5  -1.0 1017.8  -0.4 nowF                                           kn  AWS Trawscoed
2018 Dec 14 21 03507 / 14 16 61   0.8  -1.3 1019.3  -0.5 nowF                                           kn  AWS Sennybridge
2018 Dec 14 21 03604 / 14 22 76   6.5   2.4 1015.9  -1.5 F    // //                              31 WW  kn  AWS Milford Haven
2018 Dec 14 21 03605 / 12 14 64   4.9   1.1 1017.5  -0.7 nowF // //                              25 WW  kn  AWS Pembrey Sands
2018 Dec 14 21 03609 / 10 26 //   5.0   1.7 1018.4  -1.3 nowF // //                              35 WW  kn  AWS Mumbles
2018 Dec 14 21 03716 / 11 13 66   3.8   0.5 1019.5  -0.7 nowF                                           kn  AWS St Athan
2018 Dec 14 21 03330 / 15 11 59  -0.8  -2.6 1022.4  -0.6 nowR 04 //                                     kn  AWS Leek Thorncliffe
2018 Dec 14 21 03354 / 16 06 62   1.1  -1.1 1023.5  -0.2 nowR                                           kn  AWS Nottingham Wea Cen
2018 Dec 14 21 03414 / 14 07 62   1.1  -2.0 1021.4  +0.0 nowF                                           kn  AWS Shawbury
2018 Dec 14 21 03520 / 11 04 60   0.8  -1.9 1021.6  -0.1 nowF // //                                     kn  AWS Shobdon
2018 Dec 14 21 03522 / 11 04 60   1.5  -1.7 1021.8  -0.2 nowF                                           kn  AWS Hereford Credenhill
2018 Dec 14 21 03529 / 12 11 62   0.5  -2.1 1022.4  -0.5 F                                              kn  AWS Pershore
2018 Dec 14 21 03535 / 15 04 58  -0.5  -2.3 1022.7  -0.6 nowR 04 //                                     kn  AWS Coleshill
2018 Dec 14 21 03544 / 15 03 58   0.5  -0.8 1023.4  -0.2 nowR 04 //                                     kn  AWS Church Lawford
2018 Dec 14 21 03647 / 15 09 59  -1.9  -2.9 1022.6  -0.3 nowR // //                                     kn  AWS Little Rissington
2018 Dec 14 21 03649 1 12 05 58  -1.1  -2.4 1023.0  -0.4 nowR 05 00                                     kn      Brize Norton
2018 Dec 14 21 03658 / 12 05 59  -1.2  -3.0 1023.6  +0.2 nowF // //                                     kn  AWS Benson
2018 Dec 14 21 03660 / 16 03 60   0.4  -2.2 1024.0  +0.3 nowR                                           kn  AWS High Wycombe
2018 Dec 14 21 03462 / 14 03 59   1.6   0.4 1023.1  -0.3 nowR 04 //                                     kn  AWS Wittering
2018 Dec 14 21 03469 / 14 08 66   2.7   0.8 1023.7  -0.3 nowR                                           kn  AWS Holbeach
2018 Dec 14 21 03482 / 12 04 63   2.7   0.1 1023.6  -0.6 nowF                                           kn  AWS Marham
2018 Dec 14 21 03488 / 14 08 83   3.4  -1.0 1023.6  -1.0 nowF                                           kn  AWS Weybourne
2018 Dec 14 21 03560 / 14 04 64   1.2  -0.6 1023.7  +0.0 nowF                                           kn  AWS Bedford
2018 Dec 14 21 03590 / 17 06 81   3.0  -2.4 1023.7  -0.5 F                                              kn  AWS Wattisham
2018 Dec 14 21 03684 / 19 03 60   1.8  -0.3 1023.7  -0.1 nowR 04 //                                     kn  AWS Andrewsfield
2018 Dec 14 21 03693 / 19 12 64   2.6  -2.1 1024.1  -0.0 nowR                                           kn  AWS Shoeburyness
2018 Dec 14 21 03707 / // // 80   5.4   0.6 1017.7  -1.0 nowF                                           kn  AWS Chivenor
2018 Dec 14 21 03710 / 15 10 73   2.0  -2.1 1019.3  -0.8 nowF // //                                     kn  AWS Liscombe
2018 Dec 14 21 03803 / 16 27 38  10.4  10.1 1012.7  -2.3 F    81 //                              35 WW  kn  AWS Scilly St Marys
2018 Dec 14 21 03808 8 14 19 40   8.4   7.6 1014.9  -1.6 nowF 58 65                                     kn      Camborne
2018 Dec 14 21 03809 / 14 20 23   8.6   7.9 1015.4  -1.6 nowF // //                              28 WW  kn  AWS Culdrose RNAS
2018 Dec 14 21 03823 / 13 20 50   5.2   4.3 1016.2  -1.9 nowF 61 //                              30 10m kn  AWS Cardinham
2018 Dec 14 21 03827 / 12 13 66   6.6   2.8 1018.3  -1.4 nowF                                    25 WW  kn  AWS Plymouth
2018 Dec 14 21 03840 / 15 16 70   3.1  -0.8 1019.7  -0.8 nowF                                           kn  AWS Dunkeswell
2018 Dec 14 21 03853 / 11 08 81   3.5  -0.5 1020.7  -0.5 nowF // //                                     kn  AWS Yeovilton
2018 Dec 14 21 03672 / 16 05 66   2.6  -2.6 1024.0  +0.5 nowR // //                                     kn  AWS Northolt
2018 Dec 14 21 03740 / 12 11 //   0.9  -2.9 1021.8  -0.6 nowF // //                                     kn  AWS Lyneham
2018 Dec 14 21 03743 / 10 08 65   1.2  -2.3 1022.3  -0.3 nowR // //                                     kn  AWS Larkhill
2018 Dec 14 21 03746 / 11 11 70   1.0  -2.1 1022.2  -0.5 nowF                                           kn  AWS Boscombe Down
2018 Dec 14 21 03749 / 10 09 64   1.3  -2.3 1022.5  -0.3 nowF // //                                     kn  AWS Middle Wallop
2018 Dec 14 21 03761 / 12 05 58  -2.4  -3.8 1023.7  +0.2 nowF 04 //                                     kn  AWS Odiham
2018 Dec 14 21 03768 / 14 03 61  -2.2  -2.9 1023.9  +0.3 nowR // //                                     kn  AWS South Farnborough
2018 Dec 14 21 03769 / 11 04 61   0.7  -2.8 1024.0  +0.4 nowR                                           kn  AWS Charlwood
2018 Dec 14 21 03770 / // // //   3.0  -2.7                   // //                                     kn  AWS St James Park
2018 Dec 14 21 03772 / 15 07 66   2.4  -2.5 1024.1  +0.5 nowR                                           kn  AWS Heathrow
2018 Dec 14 21 03781 / 16 05 70   0.8  -3.2 1024.3  +0.5 nowR                                           kn  AWS Kenley
2018 Dec 14 21 03796 / 13 15 //   1.3  -3.9 1024.4  -0.1 nowR // //                              25 WW  kn  AWS Langdon Bay
2018 Dec 14 21 03797 / 12 10 81   2.3  -4.0 1024.3  -0.3 nowR                                           kn  AWS Manston
2018 Dec 14 21 03857 / 14 21 81   5.1   0.0 1020.8  -0.4 nowF                                    26 WW  kn  AWS Isle of Portland
2018 Dec 14 21 03862 / 11 10 70   4.4  -1.7 1021.6  -0.4 nowF                                           kn  AWS Bournemouth Hurn
2018 Dec 14 21 03866 / 12 11 //   5.0  -0.1 1022.1  +0.1 nowF // //                                     kn  AWS St Catherines Point
2018 Dec 14 21 03872 / 08 07 71   2.5  -1.7 1023.0  +0.3 nowF                                           kn  AWS Thorney Island
2018 Dec 14 21 03876 / 05 06 //   2.5  -2.6 1023.6  +0.4 nowR // //                                     kn  AWS Shoreham
2018 Dec 14 21 03882 / 14 03 61   1.9  -3.3 1024.4  +0.6 nowR                                           kn  AWS Herstmonceux
2018 Dec 14 21 03894 7 15 17 75   4.5   0.3 1020.6  -0.5 nowF                                           kn      Guernsey Airport
2018 Dec 14 21 03895 / 14 16 67   3.3  -1.0 1021.0  -0.7 nowF                                           kn  AWS Jersey Airport
2018 Dec 14 21 03901 / 14 20 41   6.8   6.4 1008.2  -2.1 nowS 61 //                              28 WW  kn  AWS Thomastown
2018 Dec 14 21 03904 / 13 16 62   7.0   6.0 1008.1  -1.8 nowF 51 //                              27 WW  kn  AWS Castlederg
2018 Dec 14 21 03907 / 15 38 84   8.0   4.7 1008.2  -2.3 nowF                                    49 WW  kn  AWS Magilligan
2018 Dec 14 21 03911 / 14 15 16   5.3   5.3 1010.8  -1.1 nowF 62 //                              26 WW  kn  AWS Lough Fea
2018 Dec 14 21 03915 / 13 19 45   6.1   5.0 1010.9  -0.6 nowF 81 //                              31 WW  kn  AWS Port Glenone
2018 Dec 14 21 03916 / 17 14 63   5.0   3.0 1011.4  -0.5 nowF                                    33 WW  kn  AWS Ballypatrick Forest
2018 Dec 14 21 03917 / 14 17 61   6.6   5.0 1012.0  -0.7 nowF 04 //                                     kn  AWS Aldergrove
2018 Dec 14 21 03923 / 18 20 56   5.8   5.2 1011.0  -0.8 nowF 61 //                              36 WW  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