Decoded British Isles SYNOP weather reports

Weather data for 2018Jan23-21Z 
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 Jan 23 21 03002 / 22 14 65   6.2   5.7  986.5  -0.3 nowS                                           kn  AWS Baltasound
2018 Jan 23 21 03005 8 23 29 63   5.6   3.4  987.9  +0.1 nowR 80 86                              39 10m kn      Lerwick
2018 Jan 23 21 03008 / 23 21 70   5.8   4.2  989.5  +0.4 R    23 //                              35 WW  kn  AWS Fair Isle
2018 Jan 23 21 03010 / 25 25 //   5.4   4.4  990.1  +0.7 nowR // //                              52 WW  kn  AWS Sule Skerry
2018 Jan 23 21 03017 / 24 21 59   4.7   3.8  991.5  +2.1 nowR 81 //                                     kn  AWS Kirkwall
2018 Jan 23 21 03023 / 23 18 63   7.0   3.8  993.0  +0.7 R                                       30 WW  kn  AWS South Uist Range
2018 Jan 23 21 03026 / 22 15 78   4.6   2.4  991.5  +1.7 nowS 20 //                                     kn  AWS Stornoway
2018 Jan 23 21 03031 / 26 19 82   4.7  -0.4  994.1  +1.3 R                                              kn  AWS Loch Glascarnoch
2018 Jan 23 21 03034 / 22 16 72   6.5   3.3  993.3  +1.0 nowS                                    25 WW  kn  AWS Aultbea
2018 Jan 23 21 03039 / 21 33 //   0.8   0.8                   // //                                     kn  AWS Bealach No Ba
2018 Jan 23 21 03044 / 19 11 81   4.9   1.4  992.0  +0.8 nowF                                           kn  AWS Altnaharra
2018 Jan 23 21 03062 / 23 13 84   4.3   1.7  994.1  +2.1 nowR                                           kn  AWS Tain Range
2018 Jan 23 21 03063 / 21 06 75   2.8   1.0  996.2  +1.2 nowR 81 //                                     kn  AWS Aviemore
2018 Jan 23 21 03065 / 06 06 //  -2.6  -2.8                   // //                                     kn  AWS Cairngorm
2018 Jan 23 21 03066 / 22 16 85   5.7   2.1  994.6  +2.2 nowS 23 //                                     kn  AWS Kinloss
2018 Jan 23 21 03068 1 24 15 81   5.2   1.8  994.4  +2.1 R                                              kn      Lossiemouth
2018 Jan 23 21 03072 / 23 33 //  -0.9  -1.0                   // //                                     kn  AWS Cairnwell
2018 Jan 23 21 03075 / 23 18 83   4.8   1.5  992.6  +2.0 nowR                                    28 WW  kn  AWS Wick
2018 Jan 23 21 03080 / 24 13 84   5.4   0.9  996.2  +2.1 nowS 23 //                              29 WW  kn  AWS Aboyne
2018 Jan 23 21 03088 / 24 30 81   4.9   2.7  996.7  +1.0 nowF                                           kn  AWS Inverbervie
2018 Jan 23 21 03091 / 24 12 84   6.3   1.0  996.4  +1.7 nowR                                           kn  AWS Aberdeen Dyce
2018 Jan 23 21 03100 / // // 61   7.0   5.0  994.7  -0.8 nowF 23 //                                     kn  AWS Tiree
2018 Jan 23 21 03105 / 20 18 64   7.5   4.6  998.0  -0.9 nowF                                    25 WW  kn  AWS Port Ellen
2018 Jan 23 21 03111 / 22 18 70   7.5   4.4  998.9  -0.8 nowF // //                              27 WW  kn  AWS Machrihanish
2018 Jan 23 21 03132 / 21 11 72   7.0   5.0 1002.0  -0.5 nowF                                           kn  AWS West Freugh
2018 Jan 23 21 03134 / 21 09 72   5.6   4.0  999.4  +0.6 nowF                                           kn  AWS Glasgow Bishopton
2018 Jan 23 21 03136 / 20 17 66   7.2   4.5 1000.2  +0.0 nowF                                           kn  AWS Prestwick
2018 Jan 23 21 03144 / 23 12 82   6.7   3.8  998.7  +1.6 nowS 23 //                                     kn  AWS Strathallan
2018 Jan 23 21 03148 / 23 27 //   3.6   0.6                   // //                                     kn  AWS Glen Ogle
2018 Jan 23 21 03153 / 22 15 65   6.9   4.8 1002.8  +0.7 nowS                                    26 WW  kn  AWS Dundrennan
2018 Jan 23 21 03155 / 21 14 81   4.0   2.4 1001.0  +0.9 nowF // //                                     kn  AWS Drumalbin
2018 Jan 23 21 03158 / 22 14 84   4.9   3.0 1001.8  +2.6 R                                              kn  AWS Charterhall
2018 Jan 23 21 03162 / 19 08 69   4.7   3.4 1003.1  +1.6 nowF                                           kn  AWS Eskdalemuir
2018 Jan 23 21 03166 / 22 12 79   5.8   2.9 1000.0  +1.5 nowS                                           kn  AWS Edinburgh Gogarbank
2018 Jan 23 21 03171 / 24 16 71   5.8   3.4  998.7  +1.7 R                                              kn  AWS Leuchars
2018 Jan 23 21 03204 3 20 17 65   9.3   7.4 1003.7  -1.0 nowF                                           kn      Ronaldsway
2018 Jan 23 21 03210 / 18 14 60   7.2   6.6 1004.7  +0.5 nowS // //                                     kn  AWS St Bees Head
2018 Jan 23 21 03212 / 23 12 67  10.2   4.4 1004.9  +0.7 nowF                                    25 WW  kn  AWS Keswick
2018 Jan 23 21 03214 / 20 11 56   7.8   7.1 1005.6  +0.2 nowF 10 //                                     kn  AWS Walney Island
2018 Jan 23 21 03220 / // // 68   9.3   5.2 1003.7  +1.6 nowS // //                                     kn  AWS Carlisle
2018 Jan 23 21 03224 / 24 18 62   6.0   4.4 1003.3  +1.5 nowS 81 //                              27 WW  kn  AWS Spadeadam
2018 Jan 23 21 03225 / 23 20 64   7.4   5.4 1004.7  +0.7 nowS // //                              30 10m kn  AWS Shap Fell
2018 Jan 23 21 03226 / 22 05 62   7.4   5.3 1005.3  +1.6 nowR                                           kn  AWS Warcop Range
2018 Jan 23 21 03227 / 24 25 //   2.4   2.4                   // //                                     kn  AWS Great Dun Fell
2018 Jan 23 21 03316 / 22 19 65   8.6   6.2 1006.9  +0.3 nowF                                    26 WW  kn  AWS Crosby
2018 Jan 23 21 03318 / 22 14 //   7.5   5.5                   // //                                     kn  AWS Blackpool
2018 Jan 23 21 03351 / 17 07 60   9.2   6.1 1008.5  +0.6 nowS                                           kn  AWS Rostherne
2018 Jan 23 21 03230 / 23 09 75   6.0   4.2 1003.2  +2.4 nowS // //                                     kn  AWS Redesdale
2018 Jan 23 21 03238 / 25 05 70   6.4   3.3 1003.1  +2.1 nowS                                           kn  AWS Albermarle
2018 Jan 23 21 03240 / 24 13 73   7.2   4.4 1002.6  +2.8 nowR                                           kn  AWS Boulmer
2018 Jan 23 21 03257 / 24 18 62   9.3   5.1 1004.9  +1.0 nowS                                           kn  AWS Leeming
2018 Jan 23 21 03265 / 22 14 65   9.1   5.3 1006.0  +1.1 nowR                                    25 WW  kn  AWS Topcliffe
2018 Jan 23 21 03266 / 21 06 68  10.0   5.1 1006.7  +1.7 nowR // //                                     kn  AWS Linton-on-Ouse
2018 Jan 23 21 03275 / 25 21 74   8.4   5.5 1004.6  +2.2 R    // //                              34 WW  kn  AWS Loftus
2018 Jan 23 21 03281 / 23 17 //   7.3   5.4                   // //                                     kn  AWS Fylingdales
2018 Jan 23 21 03292 / 23 15 //   9.6   6.0 1005.7  +1.1 nowS // //                              26 WW  kn  AWS Bridlington
2018 Jan 23 21 03344 / 23 16 61   7.9   5.5 1006.8  +0.8 nowS                                    25 WW  kn  AWS Bingley
2018 Jan 23 21 03346 / 24 20 //   8.1   5.6                   // //                                     kn  AWS Emley Moor No.2
2018 Jan 23 21 03373 / 23 16 80   9.2   6.5 1008.7  +1.0 nowR // //                                     kn  AWS Scampton
2018 Jan 23 21 03377 7 22 16 75   9.7   6.4 1009.3  +1.3 R                                              kn      Waddington
2018 Jan 23 21 03379 / 23 21 79   9.9   5.7 1009.6  +1.0 nowR // //                              29 WW  kn  AWS Cranwell
2018 Jan 23 21 03382 / 25 11 65   9.6   6.0 1006.8  +1.6 nowR                                           kn  AWS Leconfield
2018 Jan 23 21 03385 / 20 13 81  10.1   7.6 1008.7  +1.4 nowR // //                                     kn  AWS Donna Nook
2018 Jan 23 21 03391 8 22 14 82  10.1   6.3 1009.9  +1.2 nowR                                           kn      Coningsby
2018 Jan 23 21 03392 / 22 17 78  10.0   7.5 1009.6  +1.3 nowR // //                              27 WW  kn  AWS Wainfleet
2018 Jan 23 21 03302 / 19 21 46   9.0   8.2 1006.2  -0.9 nowF 10 //                                     kn  AWS Valley
2018 Jan 23 21 03301 / 20 19 57   9.4   8.8 1006.7  -0.8 nowF // //                              28 WW  kn  AWS Raf Mona
2018 Jan 23 21 03305 / 23 26 61   8.9   8.8 1007.5  -1.0 nowF 10 //                              43 WW  kn  AWS Capel Curig
2018 Jan 23 21 03313 / 22 15 72  10.2   6.4 1007.0  -0.8 F    // //                              26 WW  kn  AWS Rhyl
2018 Jan 23 21 03321 / 21 13 64  10.9   6.3 1007.9  +0.4 nowS                                           kn  AWS Hawarden
2018 Jan 23 21 03405 / 20 21 50   8.9   8.9 1008.3  -0.4 nowF // //                              32 WW  kn  AWS Aberdaron
2018 Jan 23 21 03409 / 23 18 //   9.4   6.5 1007.9  -0.8 nowS // //                              34 WW  kn  AWS Bala
2018 Jan 23 21 03410 / 23 26 72   7.9   6.7 1007.8  -1.1 nowS // //                                     kn  AWS Lake Vrynwy
2018 Jan 23 21 03502 / 22 20 60  10.2   8.3 1009.2  -1.0 nowF 23 //                              28 WW  kn  AWS Aberporth
2018 Jan 23 21 03503 / 17 07 59  10.5   8.1 1009.9  -0.9 nowF 04 //                                     kn  AWS Trawscoed
2018 Jan 23 21 03507 / 23 17 59   8.8   8.3 1011.2  -0.7 nowF 51 //                              28 WW  kn  AWS Sennybridge
2018 Jan 23 21 03604 / 21 17 57  10.2   9.4 1010.5  -1.0 nowF // //                              28 WW  kn  AWS Milford Haven
2018 Jan 23 21 03605 / 21 21 36   9.4   8.8 1011.4  -0.9 nowF // //                              26 WW  kn  AWS Pembrey Sands
2018 Jan 23 21 03609 / 21 24 //   8.9   8.9 1012.3  -1.2 nowF // //                              27 WW  kn  AWS Mumbles
2018 Jan 23 21 03716 / 23 12 58  10.5   8.3 1013.0  -0.4 nowF 04 //                                     kn  AWS St Athan
2018 Jan 23 21 03330 / 23 08 62   7.9   5.8 1009.5  +0.3 R                                              kn  AWS Leek Thorncliffe
2018 Jan 23 21 03354 / 22 11 77   9.6   6.6 1009.8  +0.7 R                                              kn  AWS Nottingham Wea Cen
2018 Jan 23 21 03414 / 19 07 66  10.1   6.4 1009.4  -0.3 nowS                                           kn  AWS Shawbury
2018 Jan 23 21 03520 / 23 08 68   9.8   7.1 1010.8  -0.3 nowS // //                                     kn  AWS Shobdon
2018 Jan 23 21 03522 / 20 02 76  10.7   7.0 1011.5  -0.6 nowR                                           kn  AWS Hereford Credenhill
2018 Jan 23 21 03529 / 20 14 61   9.9   8.2 1011.9  +0.3 nowF                                           kn  AWS Pershore
2018 Jan 23 21 03535 / 19 08 64   9.2   6.9 1010.7  +0.3 nowS                                           kn  AWS Coleshill
2018 Jan 23 21 03544 / 21 05 64   9.2   7.0 1011.6  +0.9 nowS                                           kn  AWS Church Lawford
2018 Jan 23 21 03647 / 23 17 73   8.9   7.7 1012.3  +0.1 nowF // //                                     kn  AWS Little Rissington
2018 Jan 23 21 03649 4 22 08 70  10.2   7.4 1013.0  -0.1 nowF                                           kn      Brize Norton
2018 Jan 23 21 03658 7 20 09 81  10.5   8.5 1013.9  +0.6 nowF                                           kn      Benson
2018 Jan 23 21 03660 / 23 08 72   9.9   8.3 1013.8  +1.0 nowS                                           kn  AWS High Wycombe
2018 Jan 23 21 03462 / 22 15 80   9.5   6.9 1010.5  +1.1 nowS                                           kn  AWS Wittering
2018 Jan 23 21 03469 / 23 18 80  10.4   8.0 1010.5  +1.0 nowR                                           kn  AWS Holbeach
2018 Jan 23 21 03482 7 22 15 75  10.3   7.7 1011.5  +1.5 R    01 61                                     kn      Marham
2018 Jan 23 21 03488 / 23 19 84  11.1   9.2 1010.3  +1.2 nowR                                    28 WW  kn  AWS Weybourne
2018 Jan 23 21 03560 / 23 13 68   9.9   7.3 1012.3  +1.0 nowS                                           kn  AWS Bedford
2018 Jan 23 21 03590 5 25 11 83  10.5   9.3 1012.7  +0.7 nowR 02 65                                     kn      Wattisham
2018 Jan 23 21 03684 / 24 12 83  10.8   9.3 1013.3  +0.8 nowR                                           kn  AWS Andrewsfield
2018 Jan 23 21 03693 / 22 11 82  11.1  10.0 1014.6  +0.5 nowR                                           kn  AWS Shoeburyness
2018 Jan 23 21 03707 / 21 11 59  11.2   9.2 1013.2  -1.1 nowF 04 //                                     kn  AWS Chivenor
2018 Jan 23 21 03628 / 23 11 71  10.6   8.1 1013.2  +0.1 nowF                                           kn  AWS Filton
2018 Jan 23 21 03710 / 22 14 57   8.4   8.3 1013.8  -0.4 nowF // //                                     kn  AWS Liscombe
2018 Jan 23 21 03803 / 22 26 //  11.5  10.7 1013.8  -1.5 F    // //                              35 WW  kn  AWS Scilly St Marys
2018 Jan 23 21 03808 8 21 19 50  10.9  10.1 1014.3  -1.2 nowF 10 52                              29 10m kn      Camborne
2018 Jan 23 21 03809 8 21 17 20  10.9  10.5 1014.8  -0.8 F    10 22                              29 10m kn      Culdrose RNAS
2018 Jan 23 21 03823 / 19 10 57   9.4   9.1 1014.3  -1.1 nowF 10 //                                     kn  AWS Cardinham
2018 Jan 23 21 03827 / 23 19 40  10.4  10.4 1015.6  -0.3 F    10 //                              25 WW  kn  AWS Plymouth
2018 Jan 23 21 03840 / 21 11 58   8.4   7.7 1014.8  -0.1 nowF 10 //                                     kn  AWS Dunkeswell
2018 Jan 23 21 03853 1 21 09 70  10.0   8.6 1014.7  +0.2 nowS                                           kn      Yeovilton
2018 Jan 23 21 03672 7 23 08 75  11.1   9.3 1014.3  +1.1 nowS 03 65                                     kn      Northolt
2018 Jan 23 21 03740 / 23 10 //   9.8   7.9 1013.5  +0.0 nowF // //                                     kn  AWS Lyneham
2018 Jan 23 21 03743 / 21 07 70  10.1   8.6 1014.8  +0.7 R    // //                                     kn  AWS Larkhill
2018 Jan 23 21 03746 / 21 08 66   9.9   9.1 1014.8  +0.6 nowS                                           kn  AWS Boscombe Down
2018 Jan 23 21 03749 / 22 10 67  10.6   9.1 1014.9  +0.7 nowS // //                                     kn  AWS Middle Wallop
2018 Jan 23 21 03761 7 23 10 70  10.9   9.4 1014.9  +0.6 nowS                                           kn      Odiham
2018 Jan 23 21 03768 / 21 12 80  11.2   9.6 1014.9  +0.8 nowS // //                                     kn  AWS South Farnborough
2018 Jan 23 21 03769 / 23 09 71  10.9   9.5 1015.4  +1.0 nowF                                           kn  AWS Charlwood
2018 Jan 23 21 03770 / // // //  11.9   9.7                   // //                                     kn  AWS St James Park
2018 Jan 23 21 03772 / 22 13 75  12.1   9.7 1014.5  +1.0 nowS                                           kn  AWS Heathrow
2018 Jan 23 21 03781 / 23 12 64  10.2   9.8 1015.1  +1.1 nowS                                           kn  AWS Kenley
2018 Jan 23 21 03784 / 22 09 //  11.7   9.6 1014.3  +0.9 nowS // //                                     kn  AWS Gravesend
2018 Jan 23 21 03796 / 24 19 //   9.7   9.7 1016.5  +0.7 nowR // //                              29 WW  kn  AWS Langdon Bay
2018 Jan 23 21 03797 / 23 17 82  11.5  10.4 1015.8  +1.0 nowR                                           kn  AWS Manston
2018 Jan 23 21 03857 / 22 19 50  10.3  10.2 1015.8  -0.2 F    10 //                              26 WW  kn  AWS Isle of Portland
2018 Jan 23 21 03862 / 23 11 63  10.6   9.4 1015.6  +0.3 R                                              kn  AWS Bournemouth Hurn
2018 Jan 23 21 03866 / 26 14 //  10.2  10.0 1016.7  +0.7 R    // //                              25 WW  kn  AWS St Catherines Point
2018 Jan 23 21 03872 / 25 13 62  10.7   9.6 1016.1  +0.6 nowS                                           kn  AWS Thorney Island
2018 Jan 23 21 03876 / 23 13 //  10.1   9.9 1016.6  +0.7 nowS // //                                     kn  AWS Shoreham
2018 Jan 23 21 03882 / 26 10 57  11.2  10.9 1016.4  +0.8 R    23 //                              20 10m kn  AWS Herstmonceux
2018 Jan 23 21 03894 8 22 15 05  11.4  11.4 1018.9  +0.1 nowF 51 54                                     kn      Guernsey Airport
2018 Jan 23 21 03895 / 20 15 56  11.6  11.1 1019.3  -0.5 F    23 //                                     kn  AWS Jersey Airport
2018 Jan 23 21 03901 / 16 04 66   7.3   5.7  998.5  -2.9 nowF                                           kn  AWS Thomastown
2018 Jan 23 21 03904 / 20 11 65   7.7   5.3  997.4  -3.2 nowF 23 //                                     kn  AWS Castlederg
2018 Jan 23 21 03907 / 19 12 67   6.4   4.1  997.5  -1.8 nowF                                           kn  AWS Magilligan
2018 Jan 23 21 03911 / 17 09 65   5.4   4.2  999.1  -2.2 nowF                                           kn  AWS Lough Fea
2018 Jan 23 21 03915 / 17 13 66   6.8   4.5  998.8  -1.7 nowF                                    30 WW  kn  AWS Port Glenone
2018 Jan 23 21 03916 / 23 17 66   6.0   4.0  998.8  -1.7 nowF                                           kn  AWS Ballypatrick Forest
2018 Jan 23 21 03917 / 15 09 69   7.1   4.4 1000.4  -1.3 nowF                                           kn  AWS Aldergrove
2018 Jan 23 21 03923 / 21 11 67   5.6   4.2  999.9  -2.1 nowF                                           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