Decoded British Isles SYNOP weather reports

Weather data for 2021Sep26-21Z 
Year Mon Da ZZ Site  N dd ff VV  temp  dewp   mslp  ptendency ww WW  Rain H  maxT  minT  Tg sss* GG GGh ffu
2021 Sep 26 21 03002 / 17 19 10  13.1  12.8 1002.7  +0.2 R    20 //                              27 WW  kn  AWS Baltasound
2021 Sep 26 21 03005 / 18 18 00  12.4  12.4 1002.2  +0.0 S    62 //                                     kn  AWS Lerwick
2021 Sep 26 21 03008 / 12 25 01  12.6  12.6 1001.5  -0.3 F    61 //                              33 WW  kn  AWS Fair Isle
2021 Sep 26 21 03017 / 36 06 80  12.9  11.4 1000.9  +1.3 R    // //                                     kn  AWS Kirkwall
2021 Sep 26 21 03023 / 22 06 37  10.6   9.7  999.5  +0.4 R    82 //                                     kn  AWS South Uist Range
2021 Sep 26 21 03026 / 18 11 84  11.0   9.2  999.8  +0.5 nowF 23 //                                     kn  AWS Stornoway
2021 Sep 26 21 03031 / 28 06 58  10.1   9.8 1000.9  +0.4 nowF 62 //                                     kn  AWS Loch Glascarnoch
2021 Sep 26 21 03034 / 18 05 72  11.1   9.7 1000.4  +0.0 nowF 61 //                                     kn  AWS Aultbea
2021 Sep 26 21 03039 / // // //   5.3   5.3                   // //                                     kn  AWS Bealach No Ba
2021 Sep 26 21 03044 / 17 04 50   9.8   8.9 1000.9  +0.7 nowS 62 //                                     kn  AWS Altnaharra
2021 Sep 26 21 03047 / 29 06 24   9.4   9.0 1001.9  +1.4 nowR 62 //                                     kn  AWS Tulloch Bridge
2021 Sep 26 21 03062 / 33 13 38  11.7  11.3  999.7  +0.7 nowF 62 //                                     kn  AWS Tain Range
2021 Sep 26 21 03063 / 22 04 89  16.5  12.0  998.2  -1.2 nowF 61 //                                     kn  AWS Aviemore
2021 Sep 26 21 03066 / 32 13 61  12.7  11.5  999.4  +0.0 S    82 //                                     kn  AWS Kinloss
2021 Sep 26 21 03068 7 18 10 84  17.6  12.3  999.1  -0.6 nowF                                           kn      Lossiemouth
2021 Sep 26 21 03072 / 17 39 //  10.6  10.6                   // //                                     kn  AWS Cairnwell
2021 Sep 26 21 03075 / 31 05 26  12.0  11.3 1000.6  +1.0 nowS 62 //                                     kn  AWS Wick
2021 Sep 26 21 03080 / 12 09 //  15.0  13.6 1000.8  -0.7 nowF 61 //                                     kn  AWS Aboyne
2021 Sep 26 21 03088 / 16 22 71  14.3  13.1 1001.8  -0.8 nowF                                           kn  AWS Inverbervie
2021 Sep 26 21 03091 / 16 13 82  15.7  13.1 1001.7  -0.3 nowF                                           kn  AWS Aberdeen Dyce
2021 Sep 26 21 03100 / 18 08 84  11.0   9.5 1000.7  -0.0 nowR                                           kn  AWS Tiree
2021 Sep 26 21 03105 / 03 02 87  10.5  10.2 1001.4  +0.6 nowF                                           kn  AWS Port Ellen
2021 Sep 26 21 03111 / 34 06 81  11.4  10.5 1000.4  -0.1 nowF // //                                     kn  AWS Machrihanish
2021 Sep 26 21 03132 / 33 05 77  12.4  11.8 1001.4  +0.4 nowR 61 //                                     kn  AWS West Freugh
2021 Sep 26 21 03134 / 27 09 64  12.8  11.7 1000.5  -0.0 nowR 61 //                                     kn  AWS Glasgow Bishopton
2021 Sep 26 21 03136 / 30 07 32  12.5  11.7 1001.3  +0.8 nowR 62 //                                     kn  AWS Prestwick
2021 Sep 26 21 03144 / 18 09 57  16.2  14.2 1000.1  -1.2 nowF 61 //                                     kn  AWS Strathallan
2021 Sep 26 21 03148 / 18 27 //  12.4  12.4                   // //                                     kn  AWS Glen Ogle
2021 Sep 26 21 03153 / 18 23 20  15.1  15.1 1001.4  -1.0 nowS 89 //                              35 WW  kn  AWS Dundrennan
2021 Sep 26 21 03155 / 20 23 49  15.0  13.3 1000.6  -0.9 nowS // //                              34 WW  kn  AWS Drumalbin
2021 Sep 26 21 03158 / 19 14 89  16.4  12.6 1002.4  -1.2 nowF                                           kn  AWS Charterhall
2021 Sep 26 21 03162 / 16 11 70  14.8  13.4 1002.6  -1.2 nowF 61 //                                     kn  AWS Eskdalemuir
2021 Sep 26 21 03166 / 17 10 39  16.2  13.6 1000.9  -0.8 nowS 51 //                              27 WW  kn  AWS Edinburgh Gogarbank
2021 Sep 26 21 03171 / 18 13 86  17.1  12.8 1001.3  -1.1 nowF                                           kn  AWS Leuchars
2021 Sep 26 21 03204 7 24 08 58  14.9  14.5 1002.0  -0.6 nowF 61 65                              28 WW  kn      Ronaldsway
2021 Sep 26 21 03210 / 17 25 30  15.4  15.4 1002.4  -1.3 nowF // //                              36 WW  kn  AWS St Bees Head
2021 Sep 26 21 03212 / 13 06 74  16.2  13.8 1003.3  -1.3 nowF 62 //                                     kn  AWS Keswick
2021 Sep 26 21 03214 / 16 17 81  17.5  13.8 1003.6  -1.3 nowF 23 //                              25 WW  kn  AWS Walney Island
2021 Sep 26 21 03220 / // // 84  17.8  13.1 1002.8  -1.4 nowF // //                                     kn  AWS Carlisle
2021 Sep 26 21 03224 / 19 14 84  15.4  12.5 1003.6  -1.1 nowF                                           kn  AWS Spadeadam
2021 Sep 26 21 03225 / 18 14 22  14.3  13.1 1004.6  -0.6 nowF // //                                     kn  AWS Shap Fell
2021 Sep 26 21 03226 / 18 14 81  15.4  12.6 1004.5  -1.2 nowF                                           kn  AWS Warcop Range
2021 Sep 26 21 03227 / 20 30 //  10.7  10.7                   // //                                     kn  AWS Great Dun Fell
2021 Sep 26 21 03316 / 16 14 //  17.9  13.8 1004.6  -1.4 nowF // //                              26 WW  kn  AWS Crosby
2021 Sep 26 21 03318 / 00 00 //  17.8  13.3                   // //                                     kn  AWS Blackpool
2021 Sep 26 21 03230 / 15 09 84  14.9  12.7 1003.9  -1.0 nowF // //                                     kn  AWS Redesdale
2021 Sep 26 21 03238 / 17 07 81  16.1  12.4 1004.2  -1.0 nowF                                           kn  AWS Albermarle
2021 Sep 26 21 03240 / 18 12 81  16.7  12.8 1004.3  -0.8 nowF                                           kn  AWS Boulmer
2021 Sep 26 21 03257 / 15 11 80  16.2  12.2 1006.1  -0.7 nowF                                           kn  AWS Leeming
2021 Sep 26 21 03265 / 16 10 81  15.5  11.8 1006.5  -0.8 nowF                                           kn  AWS Topcliffe
2021 Sep 26 21 03275 / 16 14 //  15.5  11.3 1006.4  -0.7 F    // //                                     kn  AWS Loftus
2021 Sep 26 21 03281 / 17 12 //  13.9  10.7                   // //                                     kn  AWS Fylingdales
2021 Sep 26 21 03292 / 16 12 //  15.8  13.3 1007.6  -0.5 F    // //                                     kn  AWS Bridlington
2021 Sep 26 21 03344 / 17 07 //  15.7  11.5 1006.4  -1.1 nowF // //                                     kn  AWS Bingley
2021 Sep 26 21 03346 / 18 21 //  14.9  12.0                   // //                                     kn  AWS Emley Moor No.2
2021 Sep 26 21 03373 / 18 08 89  17.3  11.7 1008.6  -0.3 F    // //                                     kn  AWS Scampton
2021 Sep 26 21 03377 / 17 09 82  14.1  10.4 1009.1  -0.2 F                                              kn  AWS Waddington
2021 Sep 26 21 03379 / 18 08 80  14.7  11.6 1009.3  -0.1 F    // //                                     kn  AWS Cranwell
2021 Sep 26 21 03382 / 18 05 83  15.9  11.7 1007.8  -0.6 nowS                                           kn  AWS Leconfield
2021 Sep 26 21 03385 / 17 06 70  14.9  10.2 1008.9  -0.1 nowF // //                                     kn  AWS Donna Nook
2021 Sep 26 21 03391 6 18 08 82  15.9  10.9 1009.5  +0.0 S                                              kn      Coningsby
2021 Sep 26 21 03392 / 19 12 82  16.8  13.6 1009.6  +0.1 nowF // //                                     kn  AWS Wainfleet
2021 Sep 26 21 03302 / 20 21 02  16.3  16.0 1003.2  -0.6 nowS 63 //                              35 WW  kn  AWS Valley
2021 Sep 26 21 03301 / 19 20 50  16.1  15.2 1003.3  -1.0 nowS // //                              33 WW  kn  AWS Raf Mona
2021 Sep 26 21 03305 / 23 24 86  16.7  13.2 1004.3  -1.2 F                                       42 WW  kn  AWS Capel Curig
2021 Sep 26 21 03313 / 14 04 76  17.2  13.7 1004.1  -1.4 F    // //                                     kn  AWS Rhyl
2021 Sep 26 21 03321 / 14 07 80  17.7  13.9 1005.2  -1.5 nowF                                           kn  AWS Hawarden
2021 Sep 26 21 03405 / 18 25 50  15.9  15.5 1003.5  -1.5 nowF // //                                     kn  AWS Aberdaron
2021 Sep 26 21 03409 / 20 04 //  15.9  14.0 1004.7  -1.6 nowF // //                              13 WW  kn  AWS Bala
2021 Sep 26 21 03410 / 17 15 48  14.0  13.5 1005.3  -1.6 F    // //                                     kn  AWS Lake Vrynwy
2021 Sep 26 21 03502 / 19 23 77  16.7  14.5 1004.0  -1.4 nowF                                    31 WW  kn  AWS Aberporth
2021 Sep 26 21 03503 / 17 07 //  16.7  15.1 1005.0  -1.4 nowF 22 //                                     kn  AWS Trawscoed
2021 Sep 26 21 03507 / 18 15 48  14.6  13.9 1006.0  -1.7 nowF 53 //                                     kn  AWS Sennybridge
2021 Sep 26 21 03604 / 19 22 62  16.8  15.7 1004.2  -1.8 nowF // //                              33 WW  kn  AWS Milford Haven
2021 Sep 26 21 03605 / 19 26 59  17.0  15.6 1005.9  -1.2 F    // //                              36 WW  kn  AWS Pembrey Sands
2021 Sep 26 21 03609 / 18 28 //  17.2  15.9 1007.1  -1.4 nowF // //                              36 WW  kn  AWS Mumbles
2021 Sep 26 21 03716 / 17 11 83  17.9  14.7 1007.8  -1.3 nowF                                           kn  AWS St Athan
2021 Sep 26 21 03330 / 18 14 74  15.2  12.7 1007.3  -1.2 nowF                                           kn  AWS Leek Thorncliffe
2021 Sep 26 21 03354 / 18 07 82  16.4  12.2 1008.5  -0.6 F                                              kn  AWS Nottingham Wea Cen
2021 Sep 26 21 03414 / 16 13 84  17.6  13.7 1006.2  -1.5 nowF                                           kn  AWS Shawbury
2021 Sep 26 21 03520 / 19 10 77  17.2  13.7 1007.2  -1.3 F    // //                                     kn  AWS Shobdon
2021 Sep 26 21 03522 / 15 07 77  17.0  14.1 1008.0  -1.0 F                                              kn  AWS Hereford Credenhill
2021 Sep 26 21 03529 / 18 10 83  17.3  13.6 1009.3  -0.4 nowF                                           kn  AWS Pershore
2021 Sep 26 21 03535 8 18 10 83  16.4  13.0 1008.4  -0.8 nowF                                    16 10m kn  AWS Coleshill
2021 Sep 26 21 03544 / 19 06 86  16.2  12.9 1009.2  -0.6 F                                              kn  AWS Church Lawford
2021 Sep 26 21 03647 8 19 14 82  15.1  13.7 1009.6  -0.6 nowF // //                              18 10m kn  AWS Little Rissington
2021 Sep 26 21 03649 6 18 06 80  16.7  13.7 1010.3  -0.4 nowF                                           kn      Brize Norton
2021 Sep 26 21 03658 / 16 08 80  16.1  13.8 1010.8  -0.5 nowF // //                                     kn  AWS Benson
2021 Sep 26 21 03660 / 17 05 77  14.8  13.4 1011.4  -0.2 nowF                                           kn  AWS High Wycombe
2021 Sep 26 21 03462 / 18 09 88  15.9  11.9 1009.7  +0.2 R                                              kn  AWS Wittering
2021 Sep 26 21 03469 / 20 10 80  15.9  11.9 1010.0  +0.2 nowS                                           kn  AWS Holbeach
2021 Sep 26 21 03482 / 18 09 70  15.8  13.3 1010.9  +0.5 nowR                                           kn  AWS Marham
2021 Sep 26 21 03488 / 19 12 71  17.4  15.3 1010.4  +0.3 nowS                                           kn  AWS Weybourne
2021 Sep 26 21 03560 / 18 11 84  15.5  12.3 1010.7  +0.2 nowF                                           kn  AWS Bedford
2021 Sep 26 21 03590 / 21 09 81  14.8  12.6 1012.0  +0.7 nowS                                           kn  AWS Wattisham
2021 Sep 26 21 03684 / 20 07 86  14.8  12.3 1011.9  +0.6 nowS                                           kn  AWS Andrewsfield
2021 Sep 26 21 03693 / 22 09 82  15.8  13.3 1012.8  +0.7 R                                              kn  AWS Shoeburyness
2021 Sep 26 21 03707 / 20 14 84  17.3  15.3 1007.2  -1.1 F    23 //                                     kn  AWS Chivenor
2021 Sep 26 21 03710 / 18 13 80  15.2  13.7 1007.9  -1.4 nowF // //                                     kn  AWS Liscombe
2021 Sep 26 21 03803 / 18 27 50  17.1  16.6 1004.5  -2.3 nowF 61 //                              33 WW  kn  AWS Scilly St Marys
2021 Sep 26 21 03808 8 18 16 57  16.8  16.1 1006.3  -1.3 nowF 10 62                              26 10m kn      Camborne
2021 Sep 26 21 03809 / 18 14 59  16.9  16.3 1006.6  -1.4 nowF // //                                     kn  AWS Culdrose RNAS
2021 Sep 26 21 03823 / 19 15 22  15.3  15.3 1007.3  -1.2 nowF 61 //                                     kn  AWS Cardinham
2021 Sep 26 21 03827 / 18 23 61  16.7  15.6 1008.5  -1.4 nowF 22 //                              34 WW  kn  AWS Plymouth
2021 Sep 26 21 03840 / 19 18 60  15.7  15.3 1009.2  -1.2 F                                       31 WW  kn  AWS Dunkeswell
2021 Sep 26 21 03853 / 18 14 83  17.9  15.2 1009.7  -1.1 nowF                                           kn  AWS Yeovilton
2021 Sep 26 21 03672 3 17 06 80  16.0  13.2 1011.8  +0.0 nowF                                           kn      Northolt
2021 Sep 26 21 03740 8 20 09 //  16.3  14.2 1010.1  -0.8 nowF // //                              20 10m kn  AWS Lyneham
2021 Sep 26 21 03743 / 20 09 81  16.6  15.2 1010.8  -0.6 nowF // //                                     kn  AWS Larkhill
2021 Sep 26 21 03746 / 18 13 82  16.4  14.7 1011.0  -0.6 F                                              kn  AWS Boscombe Down
2021 Sep 26 21 03749 / 18 11 80  16.6  15.0 1011.2  -0.4 nowF                                           kn  AWS Middle Wallop
2021 Sep 26 21 03761 / 17 10 81  16.4  14.3 1011.7  -0.5 nowF                                           kn  AWS Odiham
2021 Sep 26 21 03768 / 17 07 69  16.0  14.3 1011.7  -0.4 nowF // //                                     kn  AWS South Farnborough
2021 Sep 26 21 03769 / 19 04 75  15.4  14.2 1012.4  +0.0 nowF                                           kn  AWS Charlwood
2021 Sep 26 21 03770 / // // //  16.9  13.9                   // //                                     kn  AWS St James Park
2021 Sep 26 21 03781 / 19 08 81  15.0  13.6 1012.4  -0.1 nowF                                           kn  AWS Kenley
2021 Sep 26 21 03796 / 24 09 //  16.1  14.1 1013.6  +0.3 nowF // //                              20 10m kn  AWS Langdon Bay
2021 Sep 26 21 03797 / 20 09 80  14.7  13.4 1013.5  +0.7 nowS                                           kn  AWS Manston
2021 Sep 26 21 03857 / 18 13 72  17.5  15.8 1011.0  -1.0 nowF                                           kn  AWS Isle of Portland
2021 Sep 26 21 03862 / 19 08 81  18.1  15.4 1011.4  -0.7 nowF                                           kn  AWS Bournemouth Hurn
2021 Sep 26 21 03866 / 18 06 //  18.0  15.7 1012.1  -0.4 nowF // //                                     kn  AWS St Catherines Point
2021 Sep 26 21 03872 / 17 11 80  17.4  15.4 1012.2  -0.4 nowF                                           kn  AWS Thorney Island
2021 Sep 26 21 03876 / 17 09 //  17.2  15.4 1012.9  -0.3 nowF // //                                     kn  AWS Shoreham
2021 Sep 26 21 03882 / 21 03 69  14.7  14.0 1013.5  +0.0 S                                              kn  AWS Herstmonceux
2021 Sep 26 21 03894 7 19 13 83  17.3  15.8 1012.4  -0.7 F                                              kn      Guernsey Airport
2021 Sep 26 21 03895 / 19 16 84  17.6  15.1 1013.2  -0.3 nowF                                           kn  AWS Jersey Airport
2021 Sep 26 21 03901 / 15 05 81  10.2   9.3 1001.9  +1.0 nowS                                           kn  AWS Thomastown
2021 Sep 26 21 03904 / 06 02 75   9.6   9.2 1001.5  +0.5 nowF                                           kn  AWS Castlederg
2021 Sep 26 21 03907 / 20 05 84  10.4   9.7 1001.7  +0.6 nowR                                           kn  AWS Magilligan
2021 Sep 26 21 03911 / 27 04 82   9.8   8.9 1002.1  +0.9 nowS                                           kn  AWS Lough Fea
2021 Sep 26 21 03915 / 09 02 80   9.9   9.5 1001.4  +0.6 nowR                                           kn  AWS Port Glenone
2021 Sep 26 21 03916 / 29 07 84  10.2   9.6 1001.8  +0.7 nowS                                           kn  AWS Ballypatrick Forest
2021 Sep 26 21 03917 / 29 01 81  11.4  11.4 1002.2  +1.0 nowF 23 //                                     kn  AWS Aldergrove
2021 Sep 26 21 03923 / 28 03 84  10.4   9.3 1002.3  +1.2 nowS                                           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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