Decoded British Isles SYNOP weather reports

Weather data for 2017Feb20-21Z 
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 Feb 20 21 03002 / 29 33 62   6.6   2.5  994.6  +0.5 nowS                                    48 WW  kn  AWS Baltasound
2017 Feb 20 21 03005 6 28 29 65   6.2   0.2  997.0  +0.6 nowS 02 81                              44 WW  kn      Lerwick
2017 Feb 20 21 03008 / 28 25 62   7.0   2.3  999.6  +0.4 nowF 23 //                              49 WW  kn  AWS Fair Isle
2017 Feb 20 21 03010 / 29 33 //   6.0   1.9 1003.9  +0.7 nowS // //                              41 WW  kn  AWS Sule Skerry
2017 Feb 20 21 03017 / 28 24 77   5.9   2.7 1002.8  +0.5 nowS 23 //                              38 10m kn  AWS Kirkwall
2017 Feb 20 21 03023 / 29 22 66   7.5   4.1 1010.9  +0.4 nowS 23 //                              32 WW  kn  AWS South Uist Range
2017 Feb 20 21 03026 / 27 13 65   6.0   4.2 1008.2  +0.6 nowS 81 //                                     kn  AWS Stornoway
2017 Feb 20 21 03031 / 27 23 68   4.7   1.5 1008.5  -0.2 nowF                                    33 WW  kn  AWS Loch Glascarnoch
2017 Feb 20 21 03034 / 26 17 64   6.7   3.6 1009.6  +0.6 nowS 81 //                              27 WW  kn  AWS Aultbea
2017 Feb 20 21 03037 / 27 13 67   6.5   3.8 1011.6  +0.6 nowR 23 //                                     kn  AWS Lusa
2017 Feb 20 21 03039 / 28 24 //   0.4   0.4                   // //                                     kn  AWS Bealach No Ba
2017 Feb 20 21 03041 / 25 22 //  -1.7  -1.7                   // //                                     kn  AWS Aonach Moor
2017 Feb 20 21 03044 / 24 14 79   5.1   3.1 1006.6  +0.0 nowF 23 //                              32 WW  kn  AWS Altnaharra
2017 Feb 20 21 03047 / 29 09 77   5.5   2.3 1010.9  +0.4 nowF 23 //                                     kn  AWS Tulloch Bridge
2017 Feb 20 21 03062 / 26 09 80   5.7   1.2 1007.3  +0.2 nowF                                           kn  AWS Tain Range
2017 Feb 20 21 03063 / 21 05 80   4.7   0.3 1009.2  +0.4 nowS                                           kn  AWS Aviemore
2017 Feb 20 21 03065 / 27 51 //  -3.0  -3.0                   // //                                     kn  AWS Cairngorm
2017 Feb 20 21 03066 / 25 16 80   6.5   2.3 1007.4  +0.9 nowF                                           kn  AWS Kinloss
2017 Feb 20 21 03068 6 26 19 80   6.3   2.2 1007.0  +0.0 nowF                                    28 WW  kn      Lossiemouth
2017 Feb 20 21 03075 / 26 19 80   4.6   2.1 1004.5  +0.6 nowS                                    28 WW  kn  AWS Wick
2017 Feb 20 21 03080 / 29 08 82   5.7   0.3 1008.1  +1.1 nowS                                           kn  AWS Aboyne
2017 Feb 20 21 03088 / 27 08 80   6.6  -0.1 1008.2  +1.4 nowS                                           kn  AWS Inverbervie
2017 Feb 20 21 03091 / 29 17 78   7.0   1.0 1007.4  +0.7 nowS                                           kn  AWS Aberdeen Dyce
2017 Feb 20 21 03100 / 29 16 65   8.1   3.7 1012.9  -0.0 nowR                                           kn  AWS Tiree
2017 Feb 20 21 03105 / 28 14 63   8.1   5.5 1014.4  +0.2 nowS                                           kn  AWS Port Ellen
2017 Feb 20 21 03111 / 29 17 66   8.4   5.9 1014.0  +0.2 nowF // //                              27 WW  kn  AWS Machrihanish
2017 Feb 20 21 03132 / 28 11 71   9.0   5.4 1014.9  +0.3 nowS                                           kn  AWS West Freugh
2017 Feb 20 21 03134 / 26 07 71   7.6   3.8 1012.3  +0.8 nowS                                           kn  AWS Glasgow Bishopton
2017 Feb 20 21 03136 / 27 16 66   8.4   4.7 1013.1  +0.2 R    23 //                              26 WW  kn  AWS Prestwick
2017 Feb 20 21 03144 / 22 07 82   7.8   2.5 1010.1  +0.8 nowS                                           kn  AWS Strathallan
2017 Feb 20 21 03148 / 29 24 //   2.7   2.0                   // //                                     kn  AWS Glen Ogle
2017 Feb 20 21 03153 / 27 18 70   7.6   5.0 1014.1  +0.5 nowS                                           kn  AWS Dundrennan
2017 Feb 20 21 03155 / 27 14 76   6.4   3.7 1012.2  +0.6 nowS // //                              26 WW  kn  AWS Drumalbin
2017 Feb 20 21 03158 / 26 12 //   7.3   2.5 1011.0  +1.2 nowS // //                                     kn  AWS Charterhall
2017 Feb 20 21 03162 / 27 11 38   6.4   4.9 1012.7  +0.7 nowS 82 //                                     kn  AWS Eskdalemuir
2017 Feb 20 21 03166 / 25 14 71   7.9   2.7 1010.8  +1.0 nowS                                           kn  AWS Edinburgh Gogarbank
2017 Feb 20 21 03171 / 24 12 71   7.9   1.5 1009.3  +1.3 nowS                                           kn  AWS Leuchars
2017 Feb 20 21 03204 7 26 12 82   9.4   5.3 1016.4  +0.7 nowS                                    26 WW  kn      Ronaldsway
2017 Feb 20 21 03210 / 28 14 79   7.8   5.6 1015.5  +0.5 nowF // //                                     kn  AWS St Bees Head
2017 Feb 20 21 03212 / 29 09 74   8.5   4.5 1014.7  +0.6 nowF                                           kn  AWS Keswick
2017 Feb 20 21 03214 / 28 14 67   8.3   6.9 1015.2  +0.1 nowF                                           kn  AWS Walney Island
2017 Feb 20 21 03220 / // // 81   8.8   5.0 1013.6  +0.5 nowS // //                                     kn  AWS Carlisle
2017 Feb 20 21 03224 / 26 24 67   6.1   4.9 1012.1  +0.3 nowR                                           kn  AWS Spadeadam
2017 Feb 20 21 03225 / 29 12 81   7.8   1.9 1014.0  +0.3 nowF // //                              22 10m kn  AWS Shap Fell
2017 Feb 20 21 03226 / 30 16 84   7.1   3.5 1013.8  +0.4 nowF                                           kn  AWS Warcop Range
2017 Feb 20 21 03227 / 27 46 //   1.8   1.6                   // //                                     kn  AWS Great Dun Fell
2017 Feb 20 21 03316 / 27 16 73   9.1   6.5 1016.6  +0.2 nowF                                           kn  AWS Crosby
2017 Feb 20 21 03318 / 27 10 //   7.4   6.7                   // //                                     kn  AWS Blackpool
2017 Feb 20 21 03351 / 29 09 84  10.3   8.4 1016.5  +0.3 R                                              kn  AWS Rostherne
2017 Feb 20 21 03230 / 26 06 80   7.2   3.6 1011.7  +0.5 nowR // //                                     kn  AWS Redesdale
2017 Feb 20 21 03238 / 26 11 72   7.8   4.6 1011.5  +0.6 nowS                                    27 WW  kn  AWS Albermarle
2017 Feb 20 21 03240 / 27 15 79   9.7   1.9 1011.2  +0.7 nowS                                           kn  AWS Boulmer
2017 Feb 20 21 03257 / 29 09 82   8.6   3.1 1013.9  +0.6 nowS                                           kn  AWS Leeming
2017 Feb 20 21 03265 / 28 02 84   9.4   4.5 1014.1  +0.8 nowS                                           kn  AWS Topcliffe
2017 Feb 20 21 03266 / 27 11 79   9.4   4.0 1013.9  +0.7 nowS // //                                     kn  AWS Linton-on-Ouse
2017 Feb 20 21 03275 / 27 21 80   8.4   3.3 1012.3  +0.6 nowS                                    31 WW  kn  AWS Loftus
2017 Feb 20 21 03281 / 29 20 //   7.5   3.1                   // //                                     kn  AWS Fylingdales
2017 Feb 20 21 03292 / 26 07 //   9.3   5.0 1013.1  +1.7 nowS // //                                     kn  AWS Bridlington
2017 Feb 20 21 03344 / 25 05 67   7.3   5.9 1015.3  +0.6 R                                              kn  AWS Bingley
2017 Feb 20 21 03346 / 29 17 //   7.9   6.9                   // //                                     kn  AWS Emley Moor No.2
2017 Feb 20 21 03373 / 28 12 83   9.9   7.6 1015.1  +0.6 R    // //                                     kn  AWS Scampton
2017 Feb 20 21 03377 7 26 06 81  10.6   8.1 1015.5  +0.9 R                                              kn      Waddington
2017 Feb 20 21 03379 / 27 12 74  10.5   8.4 1015.6  +0.7 nowS // //                                     kn  AWS Cranwell
2017 Feb 20 21 03382 / 26 11 81   9.5   6.1 1013.3  +0.8 R                                              kn  AWS Leconfield
2017 Feb 20 21 03385 / 26 14 83  10.4   7.1 1014.2  +1.4 nowS // //                                     kn  AWS Donna Nook
2017 Feb 20 21 03391 2 27 13 80  10.8   8.1 1015.2  +0.7 nowS                                           kn      Coningsby
2017 Feb 20 21 03392 / 28 13 80  10.4   8.6 1014.6  +1.5 nowS // //                                     kn  AWS Wainfleet
2017 Feb 20 21 03302 8 22 07 81   9.4   8.7 1017.9  +0.0 nowF                                           kn      Valley
2017 Feb 20 21 03301 / 26 08 69   9.7   9.1 1018.1  -0.1 nowF // //                                     kn  AWS Raf Mona
2017 Feb 20 21 03305 / 26 20 81  10.5   8.1 1017.2  -0.5 nowF                                    29 WW  kn  AWS Capel Curig
2017 Feb 20 21 03313 / 26 09 84  11.0   8.0 1017.3  +0.1 R    // //                                     kn  AWS Rhyl
2017 Feb 20 21 03321 / 28 10 84  11.8   8.4 1017.0  +0.1 nowF                                           kn  AWS Hawarden
2017 Feb 20 21 03405 / 26 12 78   9.3   8.9 1019.3  +0.0 nowF // //                                     kn  AWS Aberdaron
2017 Feb 20 21 03409 / 25 06 //  10.5   8.6 1017.9  +0.1 nowR // //                                     kn  AWS Bala
2017 Feb 20 21 03410 / 26 15 84   9.2   8.0 1017.7  +0.2 R    // //                                     kn  AWS Lake Vrynwy
2017 Feb 20 21 03502 / 26 18 80  10.7   8.8 1019.9  +0.0 S                                              kn  AWS Aberporth
2017 Feb 20 21 03503 / 27 06 73  10.8   9.4 1019.3  -0.2 nowF                                    16 10m kn  AWS Trawscoed
2017 Feb 20 21 03507 / // // 81   9.6   9.5 1019.6  -0.1 nowF 51 //                                     kn  AWS Sennybridge
2017 Feb 20 21 03604 / 26 09 57   9.5   9.4 1021.0  -0.2 nowF // //                                     kn  AWS Milford Haven
2017 Feb 20 21 03605 / 23 16 47   9.0   8.9 1020.8  +0.0 nowF // //                                     kn  AWS Pembrey Sands
2017 Feb 20 21 03609 / 25 14 //   7.9   7.9 1021.4  -0.1 nowF // //                                     kn  AWS Mumbles
2017 Feb 20 21 03716 / 27 12 10   9.0   9.0 1021.1  +0.5 nowS 61 //                                     kn  AWS St Athan
2017 Feb 20 21 03330 / 29 10 80   8.9   8.2 1016.7  +0.6 nowR                                           kn  AWS Leek Thorncliffe
2017 Feb 20 21 03354 / 25 08 74  10.8   8.8 1016.3  +0.6 nowS                                           kn  AWS Nottingham Wea Cen
2017 Feb 20 21 03414 7 26 04 80  10.9   8.7 1017.2  +0.1 nowS 02 62                                     kn      Shawbury
2017 Feb 20 21 03520 / 27 05 81  11.7   9.3 1018.5  +0.3 nowF // //                                     kn  AWS Shobdon
2017 Feb 20 21 03522 / 24 04 82  11.9   9.8 1019.2  +0.4 nowS                                           kn  AWS Hereford Credenhill
2017 Feb 20 21 03529 / 24 07 83  12.0   9.4 1018.8  +0.6 nowS                                           kn  AWS Pershore
2017 Feb 20 21 03535 / 25 07 84  11.6   9.1 1017.3  +0.7 nowS                                           kn  AWS Coleshill
2017 Feb 20 21 03544 / // // 81  11.3   9.1 1017.5  +0.6 nowS                                           kn  AWS Church Lawford
2017 Feb 20 21 03647 / 28 11 82  10.7   9.3 1018.4  +0.5 R    // //                                     kn  AWS Little Rissington
2017 Feb 20 21 03649 7 25 06 60  10.6   9.4 1018.9  +0.6 nowS                                           kn      Brize Norton
2017 Feb 20 21 03658 7 25 09 70  11.6   9.4 1018.9  +0.7 nowS 21 62                                     kn      Benson
2017 Feb 20 21 03660 / 28 07 59  10.1   9.3 1018.3  +0.3 nowS 10 //                                     kn  AWS High Wycombe
2017 Feb 20 21 03462 / 27 15 86  11.1   9.6 1016.1  +0.5 R                                              kn  AWS Wittering
2017 Feb 20 21 03469 / 26 15 84  10.4   9.0 1015.1  +0.6 nowS                                           kn  AWS Holbeach
2017 Feb 20 21 03482 2 28 11 80  11.3   9.2 1015.4  +0.8 R                                              kn      Marham
2017 Feb 20 21 03488 / 27 18 84  10.9   8.6 1014.5  +1.1 nowR                                    26 WW  kn  AWS Weybourne
2017 Feb 20 21 03560 / 27 10 84  11.4   9.0 1017.1  +0.8 nowS                                           kn  AWS Bedford
2017 Feb 20 21 03590 7 28 09 70  12.1   9.9 1016.1  +1.1 nowS                                           kn      Wattisham
2017 Feb 20 21 03684 / 27 13 80  12.2  10.1 1016.5  +0.5 nowS                                           kn  AWS Andrewsfield
2017 Feb 20 21 03693 / 28 10 83  13.5  10.4 1017.1  +0.8 R                                              kn  AWS Shoeburyness
2017 Feb 20 21 03707 / 26 13 18   9.7   9.7 1022.4  +0.1 nowF 20 //                                     kn  AWS Chivenor
2017 Feb 20 21 03628 / 26 13 67   8.7   8.3 1020.1  +0.8 nowS                                           kn  AWS Filton
2017 Feb 20 21 03710 / 27 14 02   8.2   8.2 1022.0  +0.3 nowS // //                                     kn  AWS Liscombe
2017 Feb 20 21 03803 / 28 15 65  10.4   9.7 1025.5  +0.3 nowS                                           kn  AWS Scilly St Marys
2017 Feb 20 21 03808 / 28 14 20   9.5   9.5 1024.6  +0.0 nowF 20 //                                     kn  AWS Camborne
2017 Feb 20 21 03809 8 27 16 40   9.5   9.0 1024.7  +0.5 nowS 20 52                                     kn      Culdrose RNAS
2017 Feb 20 21 03823 / 25 11 01   8.8   8.8 1023.4  +0.1 nowS 33 //                                     kn  AWS Cardinham
2017 Feb 20 21 03827 / 28 12 61   9.8   9.6 1023.5  +0.3 nowS                                           kn  AWS Plymouth
2017 Feb 20 21 03840 / 29 12 06   8.8   8.8 1021.5  +0.0 S    34 //                              22 10m kn  AWS Dunkeswell
2017 Feb 20 21 03853 7 25 05 62  11.2   9.4 1020.8  +0.1 nowF                                           kn      Yeovilton
2017 Feb 20 21 03672 6 27 10 80  12.0   9.4 1018.3  +0.5 nowR                                           kn      Northolt
2017 Feb 20 21 03740 / 24 08 //   9.3   8.7 1019.9  +0.5 R    // //                                     kn  AWS Lyneham
2017 Feb 20 21 03743 / 26 09 66   9.7   8.8 1020.3  +0.6 R    // //                                     kn  AWS Larkhill
2017 Feb 20 21 03746 / 28 09 62   9.4   8.7 1020.4  +0.6 R                                              kn  AWS Boscombe Down
2017 Feb 20 21 03749 / 28 11 61  10.1   8.8 1020.2  +0.4 R    // //                                     kn  AWS Middle Wallop
2017 Feb 20 21 03761 8 27 09 67  11.1   9.0 1019.5  +0.7 R                                              kn      Odiham
2017 Feb 20 21 03768 / 25 10 73  11.5   9.6 1019.0  +0.5 nowS // //                                     kn  AWS South Farnborough
2017 Feb 20 21 03769 / 26 08 84  12.1   9.7 1018.7  +0.6 nowR                                           kn  AWS Charlwood
2017 Feb 20 21 03770 / // // //  12.6  10.1                   // //                                     kn  AWS St James Park
2017 Feb 20 21 03772 / 27 09 64  12.1  10.0 1018.6  +0.6 nowR                                           kn  AWS Heathrow
2017 Feb 20 21 03781 / 27 11 80  11.5   9.8 1018.7  +0.4 nowR                                           kn  AWS Kenley
2017 Feb 20 21 03784 / 26 11 //  12.4   9.5 1017.5  +0.5 nowR // //                                     kn  AWS Gravesend
2017 Feb 20 21 03796 / 27 11 //  12.1  10.1 1017.5  +0.3 R    // //                                     kn  AWS Langdon Bay
2017 Feb 20 21 03797 / 27 12 84  13.0  10.1 1017.5  +0.5 nowR                                           kn  AWS Manston
2017 Feb 20 21 03857 / 26 17 68   9.7   9.2 1021.6  +0.2 R                                              kn  AWS Isle of Portland
2017 Feb 20 21 03862 / 27 05 73  11.7  10.2 1020.8  +0.7 nowS                                           kn  AWS Bournemouth Hurn
2017 Feb 20 21 03866 / 30 08 //   9.3   8.7 1020.7  +0.3 nowR // //                                     kn  AWS St Catherines Point
2017 Feb 20 21 03872 / 26 11 80  11.7   9.6 1020.0  +0.5 nowS                                           kn  AWS Thorney Island
2017 Feb 20 21 03876 / 26 09 //  10.5   9.5 1019.3  -0.1 F    // //                                     kn  AWS Shoreham
2017 Feb 20 21 03882 / 27 07 70  10.8   9.6 1018.8  +0.3 R                                              kn  AWS Herstmonceux
2017 Feb 20 21 03894 8 28 13 02   9.4   9.4 1024.5  +0.9 R    50 54                                     kn      Guernsey Airport
2017 Feb 20 21 03895 8 27 14 02   8.9   8.9 1024.5  +0.8 R    50 54                                     kn      Jersey Airport
2017 Feb 20 21 03901 / 27 05 77   8.8   5.8 1017.0  +0.1 nowF                                           kn  AWS Thomastown
2017 Feb 20 21 03904 / 26 09 75   8.6   5.5 1016.6  +0.0 nowF                                           kn  AWS Castlederg
2017 Feb 20 21 03907 / 25 13 65   8.7   5.8 1015.8  +0.4 R                                              kn  AWS Magilligan
2017 Feb 20 21 03911 / 28 11 64   6.8   5.1 1016.5  +0.3 nowF                                           kn  AWS Lough Fea
2017 Feb 20 21 03915 / 27 08 65   8.6   5.1 1015.5  +0.1 nowF 23 //                                     kn  AWS Port Glenone
2017 Feb 20 21 03916 / 29 14 65   7.1   4.3 1015.4  -0.0 nowR                                           kn  AWS Ballypatrick Forest
2017 Feb 20 21 03917 / 25 09 66   8.2   5.5 1016.1  +0.0 nowF                                           kn  AWS Aldergrove
2017 Feb 20 21 03923 / 29 07 69   8.1   5.7 1016.5  +0.0 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