Decoded British Isles SYNOP weather reports

Weather data for 2018Sep18-21Z 
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 Sep 18 21 03002 / 23 10 56  11.6  11.5  990.1  +0.6 R    10 //                                     kn  AWS Baltasound
2018 Sep 18 21 03005 / 24 16 35  11.1  10.8  991.4  +2.0 nowR 10 //                                     kn  AWS Lerwick
2018 Sep 18 21 03008 / 22 13 70  11.8  11.8  992.7  +1.8 nowS                                           kn  AWS Fair Isle
2018 Sep 18 21 03010 / 20 17 //  12.4  10.2  991.6  +0.2 R    // //                                     kn  AWS Sule Skerry
2018 Sep 18 21 03017 / 20 08 80  11.7  11.6  992.7  +0.8 nowS                                           kn  AWS Kirkwall
2018 Sep 18 21 03023 / 21 26 67  11.6   9.2  990.4  -0.6 F    81 //                              34 WW  kn  AWS South Uist Range
2018 Sep 18 21 03026 / 20 19 61  12.6  10.2  991.6  -1.2 nowF 23 //                              28 WW  kn  AWS Stornoway
2018 Sep 18 21 03039 / 20 37 //   6.8   6.8                   // //                                     kn  AWS Bealach No Ba
2018 Sep 18 21 03044 / 18 03 58  11.1   9.7  993.0  +0.5 nowS 83 //                                     kn  AWS Altnaharra
2018 Sep 18 21 03047 / 22 07 84  11.7   7.5  996.3  +0.8 nowR 23 //                                     kn  AWS Tulloch Bridge
2018 Sep 18 21 03062 / 20 09 83  12.7  11.4  993.9  +0.6 nowS 81 //                                     kn  AWS Tain Range
2018 Sep 18 21 03063 / 21 04 81  11.1   9.5  995.1  +0.6 nowR 81 //                                     kn  AWS Aviemore
2018 Sep 18 21 03065 / 23 47 //   4.0   4.0                   // //                                     kn  AWS Cairngorm
2018 Sep 18 21 03066 / 23 09 85  12.9  10.9  994.4  +0.8 nowS 81 //                                     kn  AWS Kinloss
2018 Sep 18 21 03068 7 19 06 81  13.7  10.6  994.6  +1.1 nowF 80 81                                     kn      Lossiemouth
2018 Sep 18 21 03072 / 20 27 //   7.7   7.7                   // //                                     kn  AWS Cairnwell
2018 Sep 18 21 03075 / 16 04 84  11.8   9.8  993.4  +1.1 nowS                                           kn  AWS Wick
2018 Sep 18 21 03080 / 17 03 84  12.3  10.2  995.9  +0.6 nowF 23 //                                     kn  AWS Aboyne
2018 Sep 18 21 03088 / 19 15 63  12.3  11.9  997.1  +0.6 nowF 23 //                                     kn  AWS Inverbervie
2018 Sep 18 21 03091 / 19 10 84  14.1  10.9  996.4  +1.6 nowS                                           kn  AWS Aberdeen Dyce
2018 Sep 18 21 03100 / 20 21 56  11.7  10.6  993.0  -0.5 nowF 82 //                              39 WW  kn  AWS Tiree
2018 Sep 18 21 03105 / 18 13 71  12.8   9.4  996.1  +0.4 nowF                                           kn  AWS Port Ellen
2018 Sep 18 21 03111 / 21 19 81  14.1   8.2  997.4  +1.3 nowS // //                              28 WW  kn  AWS Machrihanish
2018 Sep 18 21 03132 / 21 14 80  14.4  10.7  999.6  +1.4 nowS                                           kn  AWS West Freugh
2018 Sep 18 21 03134 / 24 13 80  14.1   8.7  997.7  +1.0 R                                              kn  AWS Glasgow Bishopton
2018 Sep 18 21 03136 / 21 17 79  15.0   9.6  998.1  +1.4 nowS                                           kn  AWS Prestwick
2018 Sep 18 21 03144 / 23 13 82  15.1  10.4  996.6  +0.2 R                                              kn  AWS Strathallan
2018 Sep 18 21 03148 / 21 17 //  10.7   8.6                   // //                                     kn  AWS Glen Ogle
2018 Sep 18 21 03153 / 21 20 58  14.6  13.1 1000.1  +1.0 nowS 04 //                              29 WW  kn  AWS Dundrennan
2018 Sep 18 21 03155 / 20 07 82  12.8  11.0  998.9  +1.2 nowR // //                                     kn  AWS Drumalbin
2018 Sep 18 21 03158 / 22 17 80  14.1  11.9  999.1  +0.5 nowR                                           kn  AWS Charterhall
2018 Sep 18 21 03162 / 20 16 58  13.7  12.5 1000.0  +1.1 nowS 04 //                              28 WW  kn  AWS Eskdalemuir
2018 Sep 18 21 03166 / 22 12 80  14.6  10.6  998.0  +1.0 nowR                                           kn  AWS Edinburgh Gogarbank
2018 Sep 18 21 03171 / 23 13 83  13.5  11.9  997.2  +0.3 R                                              kn  AWS Leuchars
2018 Sep 18 21 03204 7 21 23 60  15.3  12.6 1001.7  +1.4 R    02 82                              32 WW  kn      Ronaldsway
2018 Sep 18 21 03210 / 21 21 62  14.8  13.3 1002.0  +0.5 nowS // //                              32 WW  kn  AWS St Bees Head
2018 Sep 18 21 03212 / 23 09 65  16.7  11.5 1002.0  +0.8 nowS                                           kn  AWS Keswick
2018 Sep 18 21 03214 / 21 18 62  16.4  13.9 1003.3  +0.7 nowS                                    27 WW  kn  AWS Walney Island
2018 Sep 18 21 03220 / // // 69  16.6  13.2 1001.5  +1.2 R    // //                                     kn  AWS Carlisle
2018 Sep 18 21 03224 / 24 20 61  14.4  12.1 1000.8  +0.9 nowR                                    30 WW  kn  AWS Spadeadam
2018 Sep 18 21 03225 / 22 28 80  15.0  11.0 1002.3  +0.8 nowS // //                              45 WW  kn  AWS Shap Fell
2018 Sep 18 21 03226 / 24 21 75  15.4  12.3 1002.9  +0.3 R                                       37 WW  kn  AWS Warcop Range
2018 Sep 18 21 03316 / 20 17 81  16.8  14.0 1005.2  +0.9 nowR                                    26 WW  kn  AWS Crosby
2018 Sep 18 21 03318 / 20 15 //  16.7  14.0                   // //                                     kn  AWS Blackpool
2018 Sep 18 21 03351 / 20 08 82  15.4  14.2 1006.3  +0.9 nowS 23 //                                     kn  AWS Rostherne
2018 Sep 18 21 03230 / 22 14 //  14.6  12.2 1000.8  +0.7 nowR // //                              28 WW  kn  AWS Redesdale
2018 Sep 18 21 03238 / 25 06 69  16.0  10.8 1000.4  -0.1 nowR                                    19 10m kn  AWS Albermarle
2018 Sep 18 21 03240 / 19 12 73  16.5  12.2 1000.8  +0.4 R                                              kn  AWS Boulmer
2018 Sep 18 21 03257 / 21 18 79  17.6  12.8 1003.9  +0.7 nowR                                           kn  AWS Leeming
2018 Sep 18 21 03265 / 20 18 84  17.8  13.7 1004.5  +0.6 R    81 //                              25 WW  kn  AWS Topcliffe
2018 Sep 18 21 03266 / 21 16 71  17.1  13.9 1005.1  +1.3 nowR // //                              27 WW  kn  AWS Linton-on-Ouse
2018 Sep 18 21 03275 / 20 17 82  17.2  12.3 1003.5  +0.8 nowS                                    29 WW  kn  AWS Loftus
2018 Sep 18 21 03281 / 21 26 //  16.1  12.0                   // //                                     kn  AWS Fylingdales
2018 Sep 18 21 03292 / 21 12 //  18.0  13.5 1005.3  +1.2 nowS // //                              26 WW  kn  AWS Bridlington
2018 Sep 18 21 03346 / 21 13 //  14.8  13.7                   // //                                     kn  AWS Emley Moor No.2
2018 Sep 18 21 03373 / 20 16 81  18.0  14.2 1006.8  +0.5 nowF // //                                     kn  AWS Scampton
2018 Sep 18 21 03377 7 19 18 81  18.0  14.2 1007.7  +0.6 nowS                                    26 WW  kn      Waddington
2018 Sep 18 21 03379 / 19 17 73  17.6  13.8 1008.3  +0.6 nowS // //                                     kn  AWS Cranwell
2018 Sep 18 21 03382 / 21 13 68  18.7  13.0 1005.5  +0.9 nowS                                           kn  AWS Leconfield
2018 Sep 18 21 03385 / 19 13 80  18.1  13.9 1007.2  +0.9 nowS // //                              23 10m kn  AWS Donna Nook
2018 Sep 18 21 03391 7 19 15 81  18.1  14.0 1008.2  +0.6 nowS                                           kn      Coningsby
2018 Sep 18 21 03392 / 20 16 72  17.4  14.5 1008.6  +0.8 nowS // //                                     kn  AWS Wainfleet
2018 Sep 18 21 03302 / 20 24 57  15.7  14.2 1004.9  +1.8 nowR 04 //                                     kn  AWS Valley
2018 Sep 18 21 03301 / 21 21 60  15.3  13.7 1004.9  +1.4 nowR // //                                     kn  AWS Raf Mona
2018 Sep 18 21 03305 / 23 29 70  14.7  12.3 1005.1  +1.2 nowR                                    39 WW  kn  AWS Capel Curig
2018 Sep 18 21 03313 / 22 10 81  16.1  12.3 1005.4  +1.1 nowR // //                              20 10m kn  AWS Rhyl
2018 Sep 18 21 03321 / 13 08 83  15.7  13.9 1006.0  +0.7 R    23 //                                     kn  AWS Hawarden
2018 Sep 18 21 03405 / 21 27 04  14.9  14.1 1006.4  +1.7 nowR // //                              33 WW  kn  AWS Aberdaron
2018 Sep 18 21 03409 / 23 15 //  15.3  13.0 1006.2  +0.8 nowR // //                                     kn  AWS Bala
2018 Sep 18 21 03410 / 22 14 80  13.4  13.0 1006.7  +1.1 nowR // //                                     kn  AWS Lake Vrynwy
2018 Sep 18 21 03502 / 20 16 64  14.7  13.9 1007.5  +1.3 nowR                                           kn  AWS Aberporth
2018 Sep 18 21 03503 / 18 07 78  15.1  13.4 1008.1  +1.7 R    23 //                                     kn  AWS Trawscoed
2018 Sep 18 21 03507 / 23 14 40  13.5  13.2 1008.8            63 //                              35 WW  kn  AWS Sennybridge
2018 Sep 18 21 03604 / 22 16 61  16.1  15.4 1008.0  +1.2 nowS // //                              26 WW  kn  AWS Milford Haven
2018 Sep 18 21 03605 / 22 28 58  16.8  15.7 1008.8  +1.1 R    // //                                     kn  AWS Pembrey Sands
2018 Sep 18 21 03609 / 21 31 //  17.0  16.1 1009.3  +0.6 nowR // //                              42 WW  kn  AWS Mumbles
2018 Sep 18 21 03716 / 22 12 66  18.0  14.2 1009.8  +0.6 R                                              kn  AWS St Athan
2018 Sep 18 21 03330 / 23 10 50  14.6  14.1 1007.0  +0.4 nowS 82 //                                     kn  AWS Leek Thorncliffe
2018 Sep 18 21 03354 / 21 10 73  18.0  13.8 1007.3  +0.3 nowS                                           kn  AWS Nottingham Wea Cen
2018 Sep 18 21 03414 / 23 14 27  14.7  14.0 1007.5  +1.2 nowR 63 //                                     kn  AWS Shawbury
2018 Sep 18 21 03520 / 24 17 11  16.6  14.3 1009.2  +1.4 nowR // //                              28 WW  kn  AWS Shobdon
2018 Sep 18 21 03522 / 16 03 70  17.8  14.0 1009.2  +0.8 nowR 23 //                                     kn  AWS Hereford Credenhill
2018 Sep 18 21 03529 / 21 14 77  18.6  14.0 1009.6  +0.8 nowR                                    28 WW  kn  AWS Pershore
2018 Sep 18 21 03535 / 19 13 73  18.0  13.8 1008.3  +0.6 R                                              kn  AWS Coleshill
2018 Sep 18 21 03544 / 21 08 67  17.4  14.2 1009.4  +0.6 nowR                                           kn  AWS Church Lawford
2018 Sep 18 21 03647 / 21 20 80  16.3  14.0 1010.0  +0.6 R    // //                              27 WW  kn  AWS Little Rissington
2018 Sep 18 21 03649 8 21 11 75  17.8  14.4 1010.9  +0.8 nowR                                           kn      Brize Norton
2018 Sep 18 21 03658 7 20 12 78  18.1  13.9 1011.7  +0.9 nowS                                           kn      Benson
2018 Sep 18 21 03660 / 22 09 67  16.6  13.8 1012.0  +0.8 nowS                                    20 10m kn  AWS High Wycombe
2018 Sep 18 21 03462 / 20 17 76  17.6  13.8 1008.9  +0.5 nowS                                           kn  AWS Wittering
2018 Sep 18 21 03469 / 21 15 81  17.7  14.1 1009.2  +0.8 nowS                                           kn  AWS Holbeach
2018 Sep 18 21 03482 4 19 15 70  17.7  13.7 1010.1  +0.7 nowF                                           kn      Marham
2018 Sep 18 21 03488 / 20 16 83  18.1  13.4 1009.8  +1.1 nowS                                           kn  AWS Weybourne
2018 Sep 18 21 03560 / 21 13 82  17.8  13.7 1010.3  +0.4 nowS                                    27 WW  kn  AWS Bedford
2018 Sep 18 21 03590 0 21 12 75  16.6  13.7 1011.8  +0.9 nowS                                           kn      Wattisham
2018 Sep 18 21 03684 / 21 11 80  17.0  13.4 1011.8  +0.8 nowS                                           kn  AWS Andrewsfield
2018 Sep 18 21 03693 / 22 11 75  17.5  14.5 1013.0  +1.0 nowS                                           kn  AWS Shoeburyness
2018 Sep 18 21 03707 / 20 12 71  17.9  14.9 1010.0  +0.4 R                                              kn  AWS Chivenor
2018 Sep 18 21 03628 / 21 10 82  17.5  14.3 1010.4  +0.8 R                                              kn  AWS Filton
2018 Sep 18 21 03710 / 21 14 75  14.9  14.0 1010.5  +0.3 nowF // //                                     kn  AWS Liscombe
2018 Sep 18 21 03803 / 22 18 56  16.5  15.9 1010.6  +1.2 nowR 10 //                                     kn  AWS Scilly St Marys
2018 Sep 18 21 03808 8 22 14 62  15.9  15.1 1011.0  +0.9 nowR 21 62                              28 WW  kn      Camborne
2018 Sep 18 21 03809 8 21 18 50  16.6  16.1 1010.9  +0.3 nowR 21 62                              30 WW  kn      Culdrose RNAS
2018 Sep 18 21 03823 / 20 16 58  15.8  15.3 1010.5  +0.0 S    82 //                                     kn  AWS Cardinham
2018 Sep 18 21 03827 / 19 21 57  16.5  15.4 1011.7  +0.2 nowF 04 //                              28 WW  kn  AWS Plymouth
2018 Sep 18 21 03840 / 21 13 62  15.9  14.5 1011.5  +0.2 R    51 //                                     kn  AWS Dunkeswell
2018 Sep 18 21 03853 7 21 12 65  17.5  15.0 1011.8  +0.6 nowS                                           kn      Yeovilton
2018 Sep 18 21 03672 / 22 10 73  18.3  14.2 1012.4  +0.8 nowS // //                                     kn  AWS Northolt
2018 Sep 18 21 03740 / 21 10 //  17.0  14.2 1011.1  +0.9 nowS // //                                     kn  AWS Lyneham
2018 Sep 18 21 03743 / 21 08 71  17.0  14.2 1012.0  +0.6 nowS // //                                     kn  AWS Larkhill
2018 Sep 18 21 03746 / 21 13 75  16.9  14.2 1012.2  +0.6 nowS                                           kn  AWS Boscombe Down
2018 Sep 18 21 03749 / 22 11 74  17.6  14.3 1012.4  +0.6 nowS // //                                     kn  AWS Middle Wallop
2018 Sep 18 21 03761 8 20 14 75  17.4  14.4 1012.5  +0.5 nowS                                           kn      Odiham
2018 Sep 18 21 03768 / 20 10 73  17.7  14.6 1012.7  +0.6 nowS // //                                     kn  AWS South Farnborough
2018 Sep 18 21 03769 / 22 06 68  17.1  14.4 1013.3  +0.4 R                                              kn  AWS Charlwood
2018 Sep 18 21 03770 / // // //  18.3  14.2                   // //                                     kn  AWS St James Park
2018 Sep 18 21 03772 / 20 11 69  18.6  14.5 1012.5  +0.8 nowS                                           kn  AWS Heathrow
2018 Sep 18 21 03781 / 22 07 75  16.2  14.2 1013.3  +0.5 nowS                                           kn  AWS Kenley
2018 Sep 18 21 03796 / 23 09 //  16.8  15.2 1014.1  +0.5 nowS // //                                     kn  AWS Langdon Bay
2018 Sep 18 21 03797 / 21 06 67  15.8  13.9 1013.9  +0.6 nowF                                           kn  AWS Manston
2018 Sep 18 21 03857 / 22 20 65  17.8  15.1 1013.0  +0.4 nowS                                    29 WW  kn  AWS Isle of Portland
2018 Sep 18 21 03862 / 23 14 66  18.4  14.5 1012.7  +0.3 nowS                                           kn  AWS Bournemouth Hurn
2018 Sep 18 21 03866 / 24 13 //  18.3  15.7 1013.7  +0.4 nowS // //                                     kn  AWS St Catherines Point
2018 Sep 18 21 03872 / 24 16 80  18.2  14.6 1013.5  +0.2 R                                              kn  AWS Thorney Island
2018 Sep 18 21 03876 / 22 12 //  18.2  15.3 1013.7  +0.0 S    // //                                     kn  AWS Shoreham
2018 Sep 18 21 03882 / 22 03 67  16.2  14.5 1014.0  +0.0 S                                              kn  AWS Herstmonceux
2018 Sep 18 21 03894 7 22 09 81  17.6  14.7 1015.0  +0.6 nowF                                           kn      Guernsey Airport
2018 Sep 18 21 03895 / 22 09 72  18.7  14.5 1015.2  +0.7 nowS                                           kn  AWS Jersey Airport
2018 Sep 18 21 03901 / 19 16 67  12.7   9.3  997.2  -0.3 nowF 82 //                                     kn  AWS Thomastown
2018 Sep 18 21 03904 / 20 18 59  12.6   9.0  995.4  -1.0 nowF 81 //                              31 WW  kn  AWS Castlederg
2018 Sep 18 21 03907 / 21 19 80  13.5   8.4  996.0  +0.1 nowF                                           kn  AWS Magilligan
2018 Sep 18 21 03911 / 18 11 66  11.1   8.3  997.7  -0.2 nowF                                           kn  AWS Lough Fea
2018 Sep 18 21 03915 / 18 11 71  13.0   8.9  997.4  +0.5 nowF                                           kn  AWS Port Glenone
2018 Sep 18 21 03916 / 25 16 81  12.1   7.7  997.3  +0.7 nowF                                    27 10m kn  AWS Ballypatrick Forest
2018 Sep 18 21 03917 / 21 13 82  13.9   8.7  998.6  +0.7 nowF                                           kn  AWS Aldergrove
2018 Sep 18 21 03923 / 22 14 82  12.8   8.2  998.6  +0.3 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