Latest Weather Observations for Mawson*

IDT60801

Issued at 2:51 pm EST Wednesday 29 July 2026 (issued every 10 minutes, with the page automatically refreshed every 10 minutes)

About weather observations | Map of weather stations | Latest weather observations for ANT | Other Formats
Station Details ID: 300001 Name: MAWSON Lat: -67.60 Lon: 62.88 Height: 9.9 m
Data from the previous 72 hours. | See also: Recent months at Mawson*
Date/Time
EST
Temp
°C
App
Temp
°C
Dew
Point
°C
Rel
Hum
%
Delta-T
°C
Wind Press
QNH
hPa
Press
MSL
hPa
Rain since
9am
mm
Dir  Spd
km/h
Gust
km/h
Spd
kts
Gust
kts
29/02:30pm -25.3 -36.2 -32.4 51 - SSE 37 46 20 25 994.1 994.3 -
29/02:00pm -25.0 -36.7 -32.4 50 - SSE 41 46 22 25 994.2 994.4 -
29/01:30pm -25.4 -37.5 -33.6 46 - SSE 43 50 23 27 994.1 994.3 -
29/01:00pm -25.8 -37.9 -34.0 46 - SE 43 48 23 26 993.9 994.1 -
29/12:30pm -26.2 -38.8 -34.8 44 - SSE 46 52 25 28 993.7 993.9 -
29/12:00pm -25.3 -36.6 -32.6 50 - SSE 39 43 21 23 993.7 993.9 -
29/11:30am -25.8 -37.8 -33.5 48 - SSE 43 48 23 26 993.7 993.9 -
29/11:00am -24.8 -35.7 -31.4 54 - SE 37 44 20 24 993.7 993.9 -
29/10:30am -25.3 -36.6 -33.7 45 - SE 39 46 21 25 993.3 993.5 -
29/10:11am -25.5 -36.4 -34.8 41 - SSE 37 46 20 25 993.2 993.4 -
29/10:00am -24.7 -34.9 -36.0 34 - S 33 41 18 22 993.4 993.6 -
29/09:30am -23.9 -33.1 -34.1 38 - SSE 28 37 15 20 993.2 993.4 -
29/09:00am -23.3 -32.9 -32.1 44 - SSE 30 41 16 22 993.2 993.4 -
29/08:30am -24.7 -33.5 -34.9 38 - ESE 26 33 14 18 993.2 993.4 -
29/08:00am -24.2 -35.5 -31.8 49 - SE 39 46 21 25 993.2 993.4 -
29/07:30am -25.2 -36.5 -34.3 42 - SE 39 46 21 25 993.0 993.2 -
29/07:00am -24.5 -35.8 -32.5 47 - SE 39 52 21 28 993.2 993.4 -
29/06:30am -25.1 -35.6 -35.0 39 - SE 35 48 19 26 993.0 993.2 -
29/06:00am -24.2 -35.5 -33.6 41 - SE 39 43 21 23 992.9 993.1 -
29/05:30am -24.0 -35.3 -33.0 43 - SE 39 48 21 26 992.9 993.1 -
29/05:16am -24.0 -34.5 -34.5 37 - SE 35 46 19 25 992.6 992.8 -
29/05:00am -24.5 -34.5 -34.2 40 - ESE 32 43 17 23 992.9 993.1 -
29/04:30am -23.3 -31.0 -33.3 39 - S 20 28 11 15 992.9 993.1 -
29/04:00am -23.3 -30.9 -29.8 55 - S 20 26 11 14 993.0 993.2 -
29/03:30am -23.5 -31.9 -31.4 48 - SE 24 35 13 19 992.9 993.1 -
29/03:00am -23.2 -30.9 -32.2 43 - SE 20 33 11 18 992.9 993.1 -
29/02:30am -23.4 -30.1 -29.9 55 - ESE 15 28 8 15 992.7 992.9 -
29/02:00am -21.9 -31.0 -27.5 60 - ESE 28 39 15 21 992.7 992.9 -
29/01:30am -23.1 -31.5 -28.8 59 - ESE 24 30 13 16 992.8 993.0 -
29/01:00am -23.5 -31.5 -30.4 53 - SE 22 30 12 16 992.8 993.0 -
29/12:30am -24.1 -31.7 -29.3 62 - SSE 20 24 11 13 992.9 993.1 -
29/12:00am -24.8 -31.1 -29.8 63 - ESE 13 20 7 11 992.9 993.1 -
 
Date/Time
EST
Temp
°C
App
Temp
°C
Dew
Point
°C
Rel
Hum
%
Delta-T
°C
Wind Press
QNH
hPa
Press
MSL
hPa
Rain since
9am
mm
Dir  Spd
km/h
Gust
km/h
Spd
kts
Gust
kts
28/11:30pm -23.5 -29.8 -29.1 60 - SW 13 19 7 10 992.9 993.1 -
28/11:00pm -24.4 -29.9 -30.1 59 - WNW 9 15 5 8 993.1 993.3 -
28/10:30pm -22.6 -27.8 -30.3 49 - NE 7 15 4 8 992.8 993.0 -
28/10:00pm -23.0 -30.4 -30.3 51 - SSE 19 35 10 19 992.7 992.9 -
28/09:30pm -24.1 -29.6 -29.8 59 - ENE 9 15 5 8 992.9 993.1 -
28/09:00pm -23.7 -28.7 -29.4 59 - SSE 6 9 3 5 992.6 992.8 -
28/08:30pm -22.8 -27.8 -28.9 57 - SSE 6 7 3 4 992.8 993.0 -
28/08:00pm -23.7 -28.9 -30.0 56 - SSW 7 9 4 5 992.8 993.0 -
28/07:30pm -22.0 -28.7 -30.7 45 - SSW 15 19 8 10 992.7 992.9 -
28/07:00pm -22.8 -29.1 -28.7 58 - SW 13 15 7 8 992.9 993.1 -
28/06:30pm -23.1 -27.3 -28.3 62 - W 2 7 1 4 993.0 993.2 -
28/06:00pm -24.4 -29.0 -28.6 68 - W 4 7 2 4 993.2 993.4 -
28/05:30pm -23.6 -28.7 -28.6 63 - W 7 11 4 6 992.6 992.8 -
28/05:00pm -23.0 -28.0 -29.1 57 - SSE 6 15 3 8 992.1 992.3 -
28/04:30pm -23.1 -29.0 -28.5 61 - ESE 11 15 6 8 992.1 992.3 -
28/04:00pm -20.1 -26.7 -27.2 53 - WSW 15 20 8 11 991.7 991.9 -
28/03:30pm -23.4 -28.5 -28.3 64 - NE 7 11 4 6 992.4 992.6 -
28/03:00pm -23.7 -27.9 -28.4 65 - ENE 2 11 1 6 992.4 992.6 -
28/02:30pm -23.5 -29.0 -28.4 64 - ENE 9 15 5 8 992.3 992.5 -
28/02:00pm -22.7 -27.6 -28.1 61 - E 6 9 3 5 991.8 992.0 -
28/01:30pm -21.4 -26.9 -28.2 54 - ESE 9 13 5 7 991.6 991.8 -
28/01:14pm -19.3 -28.4 -29.7 39 - S 28 44 15 24 991.4 991.6 -
28/01:04pm -19.0 -26.0 -27.9 45 - SE 17 41 9 22 991.2 991.4 -
28/01:00pm -20.2 -26.1 -27.3 53 - ESE 11 17 6 9 991.1 991.3 -
28/12:30pm -18.8 -25.4 -28.0 44 - NE 15 24 8 13 991.3 991.5 -
28/12:00pm -17.7 -24.7 -28.2 39 - WSW 17 37 9 20 991.0 991.2 -
28/11:30am -17.1 -26.6 -28.6 36 - S 30 35 16 19 990.6 990.8 -
28/11:10am -16.1 -26.6 -28.6 33 - S 35 50 19 27 990.7 990.9 -
28/11:00am -18.2 -27.3 -29.3 37 - SSE 28 50 15 27 990.5 990.7 -
28/10:52am -15.8 -25.9 -28.0 34 - SSE 33 54 18 29 990.6 990.8 -
28/10:30am -17.8 -29.9 -27.5 42 - S 44 61 24 33 990.3 990.5 -
28/10:28am -17.5 -30.4 -26.8 44 - S 48 61 26 33 990.4 990.6 -
28/10:00am -18.2 -32.6 -26.7 47 - S 56 65 30 35 990.0 990.2 -
28/09:30am -17.7 -31.0 -27.0 44 - S 50 59 27 32 990.0 990.2 -
28/09:00am -16.7 -30.7 -26.8 41 - S 54 63 29 34 989.7 989.9 -
28/08:30am -16.1 -29.0 -26.3 41 - SSE 48 61 26 33 989.8 990.0 -
28/08:08am -15.5 -27.4 -27.1 36 - SSE 43 54 23 29 990.0 990.2 -
28/08:00am -14.7 -26.9 -27.7 32 - SSE 44 57 24 31 989.9 990.1 -
28/07:58am -14.2 -26.1 -26.9 33 - SSE 43 57 23 31 990.0 990.2 -
28/07:49am -15.4 -24.1 -28.0 33 - SSW 26 39 14 21 990.2 990.4 -
28/07:30am -16.6 -23.6 -27.5 38 - WSW 17 19 9 10 990.0 990.2 -
28/07:00am -16.9 -24.0 -29.3 33 - SW 17 24 9 13 990.0 990.2 -
28/06:43am -14.5 -22.4 -26.5 35 - SSE 22 32 12 17 989.8 990.0 -
28/06:33am -14.5 -20.4 -26.5 35 - W 11 37 6 20 990.0 990.2 -
28/06:30am -15.8 -20.7 -25.7 42 - WNW 6 9 3 5 990.2 990.4 -
28/06:00am -16.8 -21.9 -28.6 35 - SSE 7 11 4 6 989.8 990.0 -
28/05:30am -16.6 -22.8 -27.0 40 - WSW 13 17 7 9 989.9 990.1 -
28/05:00am -15.3 -20.8 -26.1 39 - SW 9 15 5 8 989.9 990.1 -
28/04:30am -16.2 -21.1 -26.9 39 - WSW 6 11 3 6 989.7 989.9 -
28/04:00am -15.7 -24.0 -26.2 40 - WSW 24 30 13 16 989.4 989.6 -
28/03:52am -15.4 -23.3 -25.9 40 - SW 22 30 12 16 989.1 989.3 -
28/03:48am -15.6 -24.3 -27.5 35 - SSW 26 48 14 26 989.2 989.4 -
28/03:43am -14.1 -24.0 -30.6 23 - SSW 32 56 17 30 989.1 989.3 -
28/03:38am -12.5 -20.9 -28.8 24 - SSW 24 56 13 30 989.0 989.2 -
28/03:30am -13.5 -20.2 -28.4 27 - WSW 15 24 8 13 989.3 989.5 -
28/03:23am -11.9 -18.9 -28.3 24 - SE 17 35 9 19 989.3 989.5 -
28/03:00am -17.0 -21.9 -27.9 38 - N 6 15 3 8 990.1 990.3 -
28/02:30am -15.9 -21.4 -26.9 38 - S 9 15 5 8 990.0 990.2 -
28/02:00am -16.6 -24.0 -26.7 41 - W 19 22 10 12 990.0 990.2 -
28/01:30am -14.5 -20.3 -25.9 37 - WSW 11 20 6 11 989.7 989.9 -
28/01:00am -15.6 -22.6 -25.5 42 - NNW 17 32 9 17 989.9 990.1 -
28/12:30am -15.7 -21.9 -26.7 38 - NW 13 19 7 10 989.8 990.0 -
28/12:00am -15.6 -21.1 -26.1 40 - E 9 20 5 11 990.1 990.3 -
 
Date/Time
EST
Temp
°C
App
Temp
°C
Dew
Point
°C
Rel
Hum
%
Delta-T
°C
Wind Press
QNH
hPa
Press
MSL
hPa
Rain since
9am
mm
Dir  Spd
km/h
Gust
km/h
Spd
kts
Gust
kts
27/11:30pm -14.2 -18.7 -25.7 37 - S 4 9 2 5 990.2 990.4 -
27/11:00pm -14.2 -19.1 -26.6 34 - S 6 15 3 8 990.3 990.5 -
27/10:30pm -15.3 -20.4 -26.9 36 - SSW 7 17 4 9 990.2 990.4 -
27/10:00pm -15.2 -20.3 -26.3 38 - NNE 7 11 4 6 990.2 990.4 -
27/09:30pm -15.6 -21.1 -26.3 39 - SSW 9 13 5 7 990.3 990.5 -
27/09:00pm -14.9 -21.2 -27.2 34 - WSW 13 19 7 10 990.2 990.4 -
27/08:30pm -14.9 -21.9 -26.9 35 - SW 17 22 9 12 990.3 990.5 -
27/08:00pm -15.1 -22.7 -26.5 37 - W 20 30 11 16 990.4 990.6 -
27/07:30pm -15.6 -22.6 -26.3 39 - WSW 17 24 9 13 990.6 990.8 -
27/07:00pm -15.4 -23.0 -27.0 36 - W 20 35 11 19 990.1 990.3 -
27/06:40pm -15.4 -24.1 -26.7 37 - W 26 44 14 24 990.1 990.3 -
27/06:30pm -15.0 -24.1 -29.0 29 - WSW 28 61 15 33 989.8 990.0 -
27/06:28pm -11.8 -20.5 -26.2 29 - WSW 26 61 14 33 989.5 989.7 -
27/06:13pm -14.5 -23.6 -26.2 36 - WSW 28 48 15 26 990.1 990.3 -
27/06:02pm -12.1 -23.3 -27.6 26 - SW 39 69 21 37 989.6 989.8 -
27/06:00pm -11.0 -22.1 -24.7 31 - SW 39 69 21 37 989.7 989.9 -
27/05:55pm -14.1 -25.0 -29.4 26 - SSW 37 70 20 38 989.5 989.7 -
27/05:53pm -11.2 -22.4 -26.4 27 - SSW 39 70 21 38 989.7 989.9 -
27/05:49pm -14.5 -26.5 -29.3 27 - SW 43 70 23 38 989.9 990.1 -
27/05:44pm -11.6 -21.6 -23.6 36 - WSW 33 67 18 36 989.4 989.6 -
27/05:43pm -12.3 -22.1 -23.1 40 - WSW 32 65 17 35 989.5 989.7 -
27/05:37pm -15.3 -24.8 -28.9 30 - SW 30 59 16 32 990.0 990.2 -
27/05:33pm -14.3 -23.4 -27.7 31 - WSW 28 59 15 32 989.8 990.0 -
27/05:31pm -12.2 -20.5 -24.2 36 - WSW 24 59 13 32 989.9 990.1 -
27/05:30pm -12.7 -21.0 -24.3 37 - WSW 24 56 13 30 990.0 990.2 -
27/05:23pm -14.5 -25.0 -29.3 27 - SW 35 59 19 32 990.1 990.3 -
27/05:22pm -13.5 -24.3 -28.4 27 - SW 37 65 20 35 990.1 990.3 -
27/05:12pm -11.7 -20.0 -24.3 34 - WSW 24 52 13 28 990.0 990.2 -
27/05:10pm -14.3 -22.6 -26.7 34 - WSW 24 57 13 31 990.1 990.3 -
27/05:02pm -15.0 -27.0 -29.4 28 - SSW 43 69 23 37 990.1 990.3 -
27/05:00pm -14.7 -26.9 -29.9 26 - SSW 44 69 24 37 990.2 990.4 -
27/04:50pm -11.7 -23.6 -25.7 30 - SSW 43 61 23 33 989.9 990.1 -
27/04:40pm -13.1 -21.3 -23.0 43 - W 24 61 13 33 990.1 990.3 -
27/04:30pm -18.2 -25.6 -27.9 42 - WSW 19 30 10 16 990.4 990.6 -
27/04:20pm -17.7 -26.4 -28.0 40 - W 26 43 14 23 990.4 990.6 -
27/04:18pm -17.0 -26.1 -27.1 41 - WSW 28 76 15 41 990.5 990.7 -
27/04:11pm -16.9 -27.4 -28.4 36 - SW 35 76 19 41 990.6 990.8 -
27/04:08pm -13.1 -24.6 -23.3 42 - SW 41 69 22 37 990.2 990.4 -
27/04:04pm -18.5 -30.5 -30.7 33 - SW 43 69 23 37 990.5 990.7 -
27/04:00pm -12.7 -24.6 -23.4 40 - SSW 43 67 23 36 990.3 990.5 -
27/03:59pm -13.1 -25.0 -23.5 41 - SSW 43 67 23 36 990.3 990.5 -
27/03:57pm -18.2 -30.2 -30.5 33 - SSW 43 67 23 36 990.2 990.4 -
27/03:48pm -13.3 -24.8 -23.2 43 - SW 41 72 22 39 990.7 990.9 -
27/03:44pm -18.5 -29.4 -29.8 36 - SW 37 72 20 39 990.6 990.8 -
27/03:40pm -13.5 -22.2 -24.4 39 - SW 26 57 14 31 990.7 990.9 -
27/03:36pm -13.4 -20.9 -22.3 47 - WSW 20 43 11 23 990.8 991.0 -
27/03:30pm -19.0 -26.6 -27.7 46 - W 20 35 11 19 990.9 991.1 -
27/03:23pm -19.9 -28.3 -29.2 43 - WSW 24 41 13 22 991.0 991.2 -
27/03:19pm -14.6 -22.8 -22.5 51 - WSW 24 39 13 21 990.7 990.9 -
27/03:00pm -20.6 -28.6 -28.3 50 - WSW 22 35 12 19 991.1 991.3 -
27/02:52pm -20.6 -29.0 -28.3 50 - WSW 24 37 13 20 991.3 991.5 -
27/02:43pm -19.9 -29.8 -30.5 38 - SW 32 57 17 31 991.2 991.4 -
27/02:30pm -16.7 -27.9 -26.5 42 - SW 39 63 21 34 991.1 991.3 -
27/02:00pm -15.4 -24.8 -23.0 52 - SW 30 50 16 27 991.1 991.3 -
27/01:52pm -17.1 -26.9 -24.0 55 - WSW 32 50 17 27 991.3 991.5 -
27/01:32pm -19.9 -30.3 -27.8 49 - WSW 35 48 19 26 991.5 991.7 -
27/01:30pm -18.6 -28.6 -26.2 51 - WSW 33 48 18 26 991.6 991.8 -
27/01:28pm -19.8 -30.2 -27.7 49 - WSW 35 48 19 26 991.7 991.9 -
27/01:18pm -20.1 -29.2 -27.0 54 - SW 28 46 15 25 991.8 992.0 -
27/01:00pm -22.4 -28.3 -28.2 59 - W 11 26 6 14 992.4 992.6 -
27/12:30pm -22.6 -27.7 -28.6 58 - NW 7 13 4 7 992.9 993.1 -
27/12:00pm -22.4 -29.1 -28.2 59 - NNW 15 24 8 13 993.2 993.4 -
27/11:30am -22.7 -29.7 -28.1 61 - WNW 17 26 9 14 993.4 993.6 -
27/11:00am -22.6 -30.2 -27.0 67 - W 20 28 11 15 994.1 994.3 -
27/10:30am -22.3 -27.8 -27.2 64 - W 9 17 5 9 994.9 995.1 -
27/10:00am -22.3 -28.2 -27.2 64 - WSW 11 17 6 9 994.7 994.9 -
27/09:30am -22.4 -27.5 -27.1 65 - WSW 7 9 4 5 995.2 995.4 -
27/09:00am -22.0 -27.1 -27.1 63 - WSW 7 9 4 5 995.6 995.8 -
27/08:30am -21.7 -27.2 -26.8 63 - W 9 11 5 6 996.0 996.2 -
27/08:00am -21.4 -27.3 -26.2 65 - WSW 11 15 6 8 996.5 996.7 -
27/07:30am -21.0 -26.5 -26.5 61 - SW 9 13 5 7 997.2 997.4 -
27/07:00am -22.0 -28.6 -26.8 65 - SW 15 19 8 10 997.7 997.9 -
27/06:30am -21.9 -29.3 -26.5 66 - SW 19 22 10 12 998.0 998.2 -
27/06:00am -21.8 -28.8 -26.4 66 - SSW 17 22 9 12 998.4 998.6 -
27/05:30am -21.6 -27.8 -25.7 69 - SW 13 19 7 10 998.8 999.0 -
27/05:00am -21.7 -26.6 -26.1 67 - NE 6 11 3 6 999.1 999.3 -
27/04:30am -22.0 -27.5 -26.6 66 - ENE 9 15 5 8 999.4 999.6 -
27/04:00am -22.1 -29.7 -26.5 67 - ENE 20 26 11 14 999.6 999.8 -
27/03:30am -20.9 -27.1 -25.9 64 - NNE 13 19 7 10 1000.0 1000.2 -
27/03:00am -20.3 -26.1 -25.8 61 - NNE 11 17 6 9 999.7 999.9 -
27/02:30am -19.0 -24.4 -25.2 58 - WSW 9 15 5 8 999.7 999.9 -
27/02:00am -18.0 -23.5 -25.8 50 - SW 9 20 5 11 999.7 999.9 -
27/01:30am -18.0 -23.5 -25.4 52 - SSW 9 15 5 8 999.8 1000.0 -
27/01:13am -17.9 -23.4 -26.0 49 - SW 9 17 5 9 999.8 1000.0 -
27/01:00am -15.6 -24.7 -28.8 31 - E 28 46 15 25 999.4 999.6 -
27/12:30am -16.2 -23.6 -27.5 37 - E 19 37 10 20 999.9 1000.1 -
27/12:00am -17.7 -25.3 -26.7 45 - NNE 20 35 11 19 1000.5 1000.7 -
 
Date/Time
EST
Temp
°C
App
Temp
°C
Dew
Point
°C
Rel
Hum
%
Delta-T
°C
Wind Press
QNH
hPa
Press
MSL
hPa
Rain since
9am
mm
Dir  Spd
km/h
Gust
km/h
Spd
kts
Gust
kts
26/11:55pm -17.3 -23.5 -26.3 45 - W 13 30 7 16 1000.4 1000.6 -
26/11:39pm -17.2 -27.6 -25.8 47 - SSE 35 61 19 33 1000.1 1000.3 -
26/11:30pm -17.4 -28.9 -26.0 47 - SE 41 61 22 33 999.8 1000.0 -
26/11:00pm -17.4 -27.8 -27.2 42 - SE 35 56 19 30 1000.1 1000.3 -
26/10:57pm -17.3 -28.1 -27.6 40 - SE 37 56 20 30 1000.3 1000.5 -
26/10:47pm -17.1 -24.7 -27.2 41 - SW 20 56 11 30 1000.4 1000.6 -
26/10:30pm -16.9 -23.5 -27.0 41 - NNE 15 30 8 16 1000.7 1000.9 -
26/10:00pm -17.2 -24.2 -26.0 46 - SSE 17 33 9 18 1000.7 1000.9 -
26/09:30pm -19.0 -25.2 -25.7 55 - SW 13 17 7 9 1000.6 1000.8 -
26/09:00pm -19.5 -25.3 -25.6 58 - W 11 15 6 8 1000.1 1000.3 -
26/08:30pm -19.4 -25.6 -26.7 52 - SW 13 17 7 9 999.9 1000.1 -
26/08:00pm -20.0 -25.5 -26.1 58 - W 9 17 5 9 999.9 1000.1 -
26/07:30pm -20.3 -26.9 -27.0 55 - SW 15 19 8 10 1000.0 1000.2 -
26/07:00pm -20.7 -26.2 -25.9 63 - W 9 17 5 9 1000.6 1000.8 -
26/06:30pm -20.8 -24.6 -26.1 62 - CALM 0 0 0 0 1000.7 1000.9 -
26/06:00pm -21.3 -25.4 -26.3 64 - SSW 2 7 1 4 1000.4 1000.6 -
26/05:30pm -21.2 -25.7 -26.5 62 - SSW 4 9 2 5 1000.5 1000.7 -
26/05:00pm -21.0 -26.1 -27.6 55 - SSW 7 13 4 7 1000.6 1000.8 -
26/04:30pm -21.0 -26.1 -26.7 60 - SSW 7 9 4 5 1000.6 1000.8 -
26/04:00pm -20.8 -25.9 -27.8 53 - SE 7 11 4 6 1000.4 1000.6 -
26/03:30pm -21.3 -25.8 -27.0 60 - SE 4 7 2 4 1000.3 1000.5 -
26/03:00pm -21.4 -26.5 -26.5 63 - SE 7 9 4 5 1000.1 1000.3 -

Other formats

Comma delimited format used in spreadsheet applications
http://www.bom.gov.au/fwo/IDT60803/IDT60803.89564.axf

JavaScript Object Notation format (JSON) in row-major order
http://www.bom.gov.au/fwo/IDT60803/IDT60803.89564.json

Data quality

Most of these data are generated automatically and are frequently updated. Quality checks on data are not normally performed. It is possible for incorrect values to appear. Refer to information at About Latest Weather Observations and please check the disclaimer before using these data.