Decoded British Isles SYNOP weather reports

Weather data for 2021Sep28-21Z 
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 28 21 03002 / 15 15 58  12.0  10.3 1009.2  +0.1 nowS 57 //                                     kn  AWS Baltasound
2021 Sep 28 21 03005 / 15 14 65  10.6   9.4 1008.1  -0.4 nowF 81 //                                     kn  AWS Lerwick
2021 Sep 28 21 03008 8 36 10 62  11.6  10.1 1007.3  -0.5 nowF                                           kn      Fair Isle
2021 Sep 28 21 03017 / 17 08 77  10.7   9.4 1006.0  +0.3 R                                              kn  AWS Kirkwall
2021 Sep 28 21 03023 / 24 12 82   9.8   6.6 1005.3  +1.6 R    23 //                                     kn  AWS South Uist Range
2021 Sep 28 21 03026 / 24 05 80   7.6   6.4 1005.2  +1.2 nowR                                           kn  AWS Stornoway
2021 Sep 28 21 03031 / 22 04 84   3.8   2.3 1007.2  +0.7 R                                              kn  AWS Loch Glascarnoch
2021 Sep 28 21 03034 / 10 04 83   7.0   4.6 1006.1  +1.0 nowR                                           kn  AWS Aultbea
2021 Sep 28 21 03039 / // // //   3.6   3.6                   // //                                     kn  AWS Bealach No Ba
2021 Sep 28 21 03041 / 21 13 //   1.0   0.8                   // //                                     kn  AWS Aonach Moor
2021 Sep 28 21 03044 / 33 01 84   2.1   1.1 1006.4  +0.8 nowS                                           kn  AWS Altnaharra
2021 Sep 28 21 03047 / 17 03 83   4.6   4.2 1008.2  +0.8 R                                              kn  AWS Tulloch Bridge
2021 Sep 28 21 03062 / 21 04 83   4.6   3.2 1006.2  +0.5 R                                              kn  AWS Tain Range
2021 Sep 28 21 03063 / 27 01 89   4.2   2.9 1007.2  +0.7 nowS                                           kn  AWS Aviemore
2021 Sep 28 21 03066 / 22 06 88   9.3   5.2 1006.2  +0.6 nowS                                           kn  AWS Kinloss
2021 Sep 28 21 03068 7 22 06 86   8.4   5.6 1006.3  +0.5 R                                              kn      Lossiemouth
2021 Sep 28 21 03072 / 24 11 //   3.2   3.2                   // //                                     kn  AWS Cairnwell
2021 Sep 28 21 03075 / 17 06 79  11.5   8.0 1005.9  -0.1 nowR                                           kn  AWS Wick
2021 Sep 28 21 03080 / 06 01 //   5.4   4.5 1007.0  +0.3 nowR                                           kn  AWS Aboyne
2021 Sep 28 21 03088 / 28 04 81   8.6   8.0 1006.7  -0.2 nowR                                           kn  AWS Inverbervie
2021 Sep 28 21 03091 / 14 01 83   9.9   8.4 1006.6  -0.5 nowS 23 //                                     kn  AWS Aberdeen Dyce
2021 Sep 28 21 03100 / 24 09 81   8.9   6.2 1006.3  +1.2 nowS                                           kn  AWS Tiree
2021 Sep 28 21 03105 / 26 13 81  10.6   7.9 1007.6  +1.3 nowS 23 //                                     kn  AWS Port Ellen
2021 Sep 28 21 03111 / 25 13 80  10.0   6.8 1007.6  +1.2 nowS // //                                     kn  AWS Machrihanish
2021 Sep 28 21 03132 / 33 01 82   3.5   2.4 1008.3  +1.3 nowS                                           kn  AWS West Freugh
2021 Sep 28 21 03134 / 23 01 63   6.1   4.5 1007.5  +1.0 nowS                                           kn  AWS Glasgow Bishopton
2021 Sep 28 21 03136 / 11 02 84   7.4   6.4 1007.5  +0.9 nowS                                           kn  AWS Prestwick
2021 Sep 28 21 03144 / 27 03 73   6.6   6.2 1007.2  +0.6 nowS                                           kn  AWS Strathallan
2021 Sep 28 21 03148 / 22 04 //   6.4   3.7                   // //                                     kn  AWS Glen Ogle
2021 Sep 28 21 03153 / 32 06 84   8.3   6.4 1007.6  +0.7 nowR                                           kn  AWS Dundrennan
2021 Sep 28 21 03155 / 21 08 84   6.6   5.2 1007.6  +0.2 nowF // //                                     kn  AWS Drumalbin
2021 Sep 28 21 03158 / 23 03 77   8.0   7.7 1007.2  +0.5 nowS                                           kn  AWS Charterhall
2021 Sep 28 21 03162 / 14 01 56   7.1   6.6 1008.3  +0.7 nowS 10 //                                     kn  AWS Eskdalemuir
2021 Sep 28 21 03166 / 22 05 84   8.4   5.9 1007.0  +0.2 nowS                                           kn  AWS Edinburgh Gogarbank
2021 Sep 28 21 03171 / 31 03 86   8.3   7.7 1006.9  +0.2 nowR                                           kn  AWS Leuchars
2021 Sep 28 21 03204 1 30 08 84  11.2   6.8 1008.8  +1.0 nowR                                           kn      Ronaldsway
2021 Sep 28 21 03210 / 25 08 //  10.7   7.8 1008.0  +0.5 nowR // //                                     kn  AWS St Bees Head
2021 Sep 28 21 03212 / 23 01 43   7.9   7.7 1008.3  +0.8 R    20 //                                     kn  AWS Keswick
2021 Sep 28 21 03214 / 28 09 83  12.3   6.7 1008.0  +0.5 nowS                                           kn  AWS Walney Island
2021 Sep 28 21 03220 / // // 63   9.2   8.8 1007.9  +0.5 R    // //                                     kn  AWS Carlisle
2021 Sep 28 21 03224 / 26 06 84   6.7   6.5 1008.0                                                      kn  AWS Spadeadam
2021 Sep 28 21 03225 / 23 06 89   8.6   7.5 1008.2  +0.4 nowS // //                                     kn  AWS Shap Fell
2021 Sep 28 21 03226 / 07 02 84   7.4   6.9 1008.0  +0.2 nowS                                           kn  AWS Warcop Range
2021 Sep 28 21 03227 / 26 13 //   5.2   5.2                   // //                                     kn  AWS Great Dun Fell
2021 Sep 28 21 03316 / 25 18 //  11.0   9.5 1009.2  +1.0 nowR // //                              36 WW  kn  AWS Crosby
2021 Sep 28 21 03318 / 00 00 //  13.3   7.5                   // //                                     kn  AWS Blackpool
2021 Sep 28 21 03230 / 04 01 89   6.8   6.5 1008.0  +0.4 R    // //                                     kn  AWS Redesdale
2021 Sep 28 21 03238 / 27 01 68   7.9   7.6 1007.4  +0.4 nowS                                           kn  AWS Albermarle
2021 Sep 28 21 03240 / 24 04 82   9.3   8.8 1007.5  +0.4 R                                              kn  AWS Boulmer
2021 Sep 28 21 03257 / 18 06 82  10.9  10.1 1008.0  +0.1 nowF                                           kn  AWS Leeming
2021 Sep 28 21 03265 / 17 06 60  10.5  10.2 1008.2  +0.2 nowF 10 //                                     kn  AWS Topcliffe
2021 Sep 28 21 03275 / 21 05 75   9.9       1007.7  +0.1 nowF                                           kn  AWS Loftus
2021 Sep 28 21 03281 / 23 06 //   9.1   8.8                   // //                                     kn  AWS Fylingdales
2021 Sep 28 21 03292 / 22 07 //  11.2  10.4 1008.4  +0.1 nowR // //                                     kn  AWS Bridlington
2021 Sep 28 21 03344 / 22 04 //   9.6   8.6 1008.7  +0.4 R    // //                                     kn  AWS Bingley
2021 Sep 28 21 03346 / 26 08 //   9.4   8.0                   // //                                     kn  AWS Emley Moor No.2
2021 Sep 28 21 03373 / 23 05 56  11.1  10.6 1008.5  -0.2 nowF // //                                     kn  AWS Scampton
2021 Sep 28 21 03377 / 28 06 57  10.9   9.9 1008.8  -0.5 nowF 61 //                                     kn  AWS Waddington
2021 Sep 28 21 03379 / 25 09 59  11.7  11.4 1008.9  -0.7 nowF // //                                     kn  AWS Cranwell
2021 Sep 28 21 03382 / 19 04 68  11.2  10.4 1008.6  +0.2 nowR 62 //                                     kn  AWS Leconfield
2021 Sep 28 21 03385 / 14 07 29  12.7  11.9 1008.4  -1.4 nowF // //                                     kn  AWS Donna Nook
2021 Sep 28 21 03391 8 14 03 40  11.1  10.5 1008.7  -1.2 nowF 65 62                                     kn      Coningsby
2021 Sep 28 21 03392 / 17 19 50  13.7  12.1 1008.5  -2.1 nowF // //                              26 WW  kn  AWS Wainfleet
2021 Sep 28 21 03302 / 29 12 85  10.8   6.2 1009.9  +1.4 R                                              kn  AWS Valley
2021 Sep 28 21 03301 / 26 06 80   9.3   7.3 1009.9  +1.2 nowS // //                                     kn  AWS Raf Mona
2021 Sep 28 21 03305 / 22 10 //   8.6   5.1 1010.3  +1.2 nowR // //                                     kn  AWS Capel Curig
2021 Sep 28 21 03313 / 24 03 86   8.7   6.5 1009.8  +1.1 R    // //                                     kn  AWS Rhyl
2021 Sep 28 21 03321 / 35 01 81  10.3   9.3 1009.6  +0.9 nowR                                           kn  AWS Hawarden
2021 Sep 28 21 03405 / 28 17 84  11.5   7.0 1011.0  +1.5 nowS // //                                     kn  AWS Aberdaron
2021 Sep 28 21 03409 / 14 03 //   8.8   7.3 1010.1  +1.3 R    // //                              08 WW  kn  AWS Bala
2021 Sep 28 21 03410 / 29 03 89   8.1   5.3 1010.1  +1.0 R    // //                                     kn  AWS Lake Vrynwy
2021 Sep 28 21 03502 / 29 16 84  11.9   6.7 1011.3  +1.9 nowS                                           kn  AWS Aberporth
2021 Sep 28 21 03503 / 11 03 //  10.6   8.9 1010.7  +1.6 R                                              kn  AWS Trawscoed
2021 Sep 28 21 03507 / 24 04 78   8.0   7.6 1011.4  +1.5 nowR                                           kn  AWS Sennybridge
2021 Sep 28 21 03604 / 30 06 89   9.6   6.8 1012.2  +2.1 R    // //                                     kn  AWS Milford Haven
2021 Sep 28 21 03605 / 30 12 76  11.2   8.1 1011.9  +2.1 nowR // //                                     kn  AWS Pembrey Sands
2021 Sep 28 21 03609 / 30 10 //  11.0   8.5 1012.3  +1.8 nowR // //                                     kn  AWS Mumbles
2021 Sep 28 21 03716 / 33 06 83  11.5  10.5 1011.1  +1.3 R    23 //                                     kn  AWS St Athan
2021 Sep 28 21 03330 / 22 05 05   9.5   9.3 1009.5  +0.4 R    10 //                                     kn  AWS Leek Thorncliffe
2021 Sep 28 21 03354 / 22 04 50  11.1  10.8 1009.2  +0.0 S    61 //                                     kn  AWS Nottingham Wea Cen
2021 Sep 28 21 03414 8 25 05 80  10.6   9.9 1009.7  +0.8 nowR 60 62                                     kn      Shawbury
2021 Sep 28 21 03520 / 30 02 81   9.7   8.8 1010.5  +0.9 nowR // //                                     kn  AWS Shobdon
2021 Sep 28 21 03522 / 27 02 77  10.2   9.7 1010.9  +1.0 nowR                                           kn  AWS Hereford Credenhill
2021 Sep 28 21 03529 / 23 03 84  11.3  10.9 1010.5  +0.7 R    23 //                                     kn  AWS Pershore
2021 Sep 28 21 03535 8 21 04 62  11.4  10.8 1009.6  +0.4 R    60 //                              07 10m kn  AWS Coleshill
2021 Sep 28 21 03544 / 23 04 27  10.8  10.2 1010.0  +0.4 nowR 62 //                                     kn  AWS Church Lawford
2021 Sep 28 21 03647 8 27 03 //   9.4   9.2 1010.1  +0.4 nowF // //                              04 10m kn  AWS Little Rissington
2021 Sep 28 21 03649 7 22 03 75  10.9  10.5 1010.5  +0.2 nowF 21 62                                     kn      Brize Norton
2021 Sep 28 21 03658 / 16 07 57  11.7  11.1 1010.2  +0.1 nowF // //                                     kn  AWS Benson
2021 Sep 28 21 03660 / 23 03 63  11.0  10.6 1010.7  -0.2 nowR 62 //                                     kn  AWS High Wycombe
2021 Sep 28 21 03462 / 21 10 56  11.1  10.7 1008.9  -0.9 nowR 61 //                                     kn  AWS Wittering
2021 Sep 28 21 03469 / 18 13 50  13.2  11.7 1008.5  -2.0 nowF 62 //                                     kn  AWS Holbeach
2021 Sep 28 21 03482 7 17 15 70  14.1  11.5 1009.6  -1.9 F    50 52                                     kn      Marham
2021 Sep 28 21 03488 / 15 11 82  14.2  11.9 1010.2  -1.7 nowF 23 //                                     kn  AWS Weybourne
2021 Sep 28 21 03560 / 24 05 82  11.1  10.2 1010.1  -0.6 nowR 62 //                                     kn  AWS Bedford
2021 Sep 28 21 03590 7 17 10 80  14.1  11.9 1010.7  -2.3 nowF                                           kn      Wattisham
2021 Sep 28 21 03684 / 15 12 62  14.0  12.2 1009.5  -3.0 nowF 82 //                                     kn  AWS Andrewsfield
2021 Sep 28 21 03693 / 19 19 63  15.3  13.1 1011.2  -2.6 nowF                                           kn  AWS Shoeburyness
2021 Sep 28 21 03707 / 30 14 65  13.1   8.6 1012.2  +1.7 nowR 23 //                                     kn  AWS Chivenor
2021 Sep 28 21 03710 / 28 05 74   9.1   8.7 1012.2  +1.7 R    // //                                     kn  AWS Liscombe
2021 Sep 28 21 03803 / 28 12 81  13.1   7.9 1015.6  +2.6 nowS 23 //                              22 10m kn  AWS Scilly St Marys
2021 Sep 28 21 03808 8 30 10 80  12.3   7.2 1014.6  +2.2 nowS 25 82                                     kn      Camborne
2021 Sep 28 21 03809 6 26 07 70  11.4   8.9 1014.7  +2.5 nowS 02 82                                     kn      Culdrose RNAS
2021 Sep 28 21 03823 / 29 09 81   9.9   8.6 1013.6  +2.0 nowR 23 //                                     kn  AWS Cardinham
2021 Sep 28 21 03827 / 27 10 35  12.2  11.4 1013.7  +2.3 nowR 62 //                                     kn  AWS Plymouth
2021 Sep 28 21 03840 / 27 07 75  10.1   9.9 1012.3  +1.9 nowS                                           kn  AWS Dunkeswell
2021 Sep 28 21 03853 5 25 07 62  11.5  10.4 1011.9  +2.0 R    01 62                                     kn      Yeovilton
2021 Sep 28 21 03672 / 20 08 37  12.5  11.6 1010.5  -1.3 F    62 //                                     kn  AWS Northolt
2021 Sep 28 21 03740 8 24 04 //  10.2   9.9 1011.2  +0.6 nowR // //                              07 10m kn  AWS Lyneham
2021 Sep 28 21 03743 / 26 07 88  11.9  11.3 1011.1  +0.5 nowR // //                                     kn  AWS Larkhill
2021 Sep 28 21 03746 / 28 09 84  11.9  10.9 1011.2  +0.4 nowR 23 //                                     kn  AWS Boscombe Down
2021 Sep 28 21 03749 / 25 09 84  12.5  11.6 1011.0  -0.0 nowR 23 //                                     kn  AWS Middle Wallop
2021 Sep 28 21 03761 / 20 13 30  12.0  10.9 1010.9  -0.2 nowR 62 //                                     kn  AWS Odiham
2021 Sep 28 21 03768 / 21 11 42  12.3  11.2 1011.0  -0.2 nowR // //                                     kn  AWS South Farnborough
2021 Sep 28 21 03769 / 23 06 57  11.9  11.5 1011.1  -1.3 F    62 //                              27 WW  kn  AWS Charlwood
2021 Sep 28 21 03770 / // // //  12.6  11.5                   // //                                     kn  AWS St James Park
2021 Sep 28 21 03772 / // // 58  12.6  11.6 1010.6  -1.1 nowF 62 //                                     kn  AWS Heathrow
2021 Sep 28 21 03781 / 21 07 61  11.2  10.7 1011.0  -1.7 nowS 63 //                              35 WW  kn  AWS Kenley
2021 Sep 28 21 03796 / 20 21 //  14.3  13.0 1013.1  -1.9 nowS // //                              32 10m kn  AWS Langdon Bay
2021 Sep 28 21 03797 / 16 13 64  14.1  13.5 1012.6  -2.2 nowF 23 //                                     kn  AWS Manston
2021 Sep 28 21 03857 / 29 20 78  14.4  10.6 1011.9  +1.6 nowS 23 //                              29 WW  kn  AWS Isle of Portland
2021 Sep 28 21 03862 / 27 08 78  12.9  11.9 1011.7  +0.7 nowR 23 //                                     kn  AWS Bournemouth Hurn
2021 Sep 28 21 03866 / 25 26 //  14.6  12.8 1011.5  +0.0 nowF // //                              33 WW  kn  AWS St Catherines Point
2021 Sep 28 21 03872 / 23 15 30  13.7  12.4 1011.6  -0.1 nowR 62 //                                     kn  AWS Thorney Island
2021 Sep 28 21 03876 / 23 17 //  13.2  12.1 1012.1  -1.0 nowS // //                              37 WW  kn  AWS Shoreham
2021 Sep 28 21 03882 / 21 08 68  13.9  12.2 1011.8  -2.0 nowF 61 //                              28 WW  kn  AWS Herstmonceux
2021 Sep 28 21 03894 7 25 17 81  14.3  12.8 1014.5  +0.9 R    03 62                                     kn      Guernsey Airport
2021 Sep 28 21 03895 / 26 13 62  13.9  13.4 1014.6  +0.4 nowS 82 //                                     kn  AWS Jersey Airport
2021 Sep 28 21 03901 / 24 05 81   7.5   6.5 1009.7  +2.2 nowS 23 //                                     kn  AWS Thomastown
2021 Sep 28 21 03904 / 24 04 48   6.9   6.4 1009.6  +2.1 nowR 61 //                                     kn  AWS Castlederg
2021 Sep 28 21 03907 / 22 11 83   8.1   6.6 1008.8  +2.0 nowR                                           kn  AWS Magilligan
2021 Sep 28 21 03911 / 28 05 83   6.8   6.1 1009.5  +1.6 R                                              kn  AWS Lough Fea
2021 Sep 28 21 03915 / 17 03 86   5.3   3.8 1008.7  +1.7 nowR                                           kn  AWS Port Glenone
2021 Sep 28 21 03916 / 25 09 84   6.2   4.6 1008.6  +1.4 R                                              kn  AWS Ballypatrick Forest
2021 Sep 28 21 03917 / 26 07 82   8.8   6.2 1009.2  +1.7 nowR                                           kn  AWS Aldergrove
2021 Sep 28 21 03923 / 28 06 83   7.7   5.7 1009.3  +1.7 R                                              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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