Thermal Comfort Observations

WBGT and Apparent Temperature for Western Australia

Issued at 11.07 pm (WST) Monday 06 May 2013
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Station Name Observation
Time
Temp WBGT
sun
WBGT
shade
  AT
shade
Rel
Hum
Dew
Point
Wind (10m)
Dir Spd

WST °C °C°C°C % °C
km/h
Kimberley and Pilbara
Argyle 11:00 pm 27.9 -- 21.2 27.4 40 12.8 WSW 7
Barrow Island 11:00 pm 26.4 -- 23.5 27.1 70 20.5 WSW 17
Broome 11:00 pm 25.5 -- 24.5 31.1 90 23.6   Calm
Curtin 11:00 pm 26.6 -- 25.4 31.5 85 24.3 N 6
Derby Airport 11:00 pm 28.0 -- 26.2 31.4 80 24.6 NNW 15
Fitzroy Crossing 10:00 pm 25.7 -- 21.1 27.6 55 15.7   Calm
Halls Creek 11:00 pm 24.8 -- 17.4 23.6 30 6.4 SE 2
Kalumburu 11:00 pm 23.1 -- 22.1 27.3 90 21.0   Calm
Karratha Airport 11:00 pm 26.4 -- 23.8 28.2 75 21.2 WSW 13
Kununurra Airport 11:00 pm 22.7 -- 21.3 26.4 85 19.9   Calm
Learmonth 11:00 pm 23.2 -- 20.3 23.1 70 17.0 SW 13
Newman 11:00 pm 21.4 -- 14.5 19.8 30 2.6   Calm
Onslow 11:00 pm 24.4 -- 20.6 23.6 60 16.1 W 15
Port Hedland 11:00 pm 23.9 -- 22.4 25.9 85 20.8 SW 11
Roebourne Airport 11:00 pm        *      WSW 13
Telfer 10:00 pm 22.4 -- 17.3 20.0 45 10.2 ESE 13
Troughton Island 11:00 pm 28.3 -- 25.8 33.8 75 23.4   Calm
Wyndham 11:00 pm 25.7 -- 22.0 27.1 60 17.9 E 7
Gascoyne, Interior, Goldfields and Eucla
Carnarvon 11:00 pm 20.6 -- 19.0 21.0 80 17.2 SSE 11
Eucla 11:00 pm 17.6 -- 16.4 16.0 85 14.9 NE 17
Forrest 11:00 pm 18.1 -- 15.9 15.8 70 13.0 E 17
Giles 11:00 pm 21.2 -- 14.7 17.5 35 4.2 E 13
Kalgoorlie Boulder Airport 11:00 pm 23.0 -- 16.1 19.0 30 5.1 NNE 15
Laverton 11:00 pm 23.5 -- 16.4 18.7 30 5.4 ENE 20
Leonora Airport 11:00 pm 23.8 -- 17.2 19.9 35 7.0 NE 17
Leinster 10:00 pm 24.5 -- 16.7 20.4 25 4.3 NNE 15
Meekatharra 11:00 pm 20.9 -- 15.1 19.2 40 6.1 NW 4
Mount Magnet 11:00 pm 22.7 -- 16.0 20.0 35 5.6 WSW 9
Norseman 11:01 pm 17.9 -- 14.8 16.9 60 10.3 N 6
Paraburdoo 11:00 pm 23.6 -- 16.5 21.3 30 5.5 NNE 7
Shark Bay 10:00 pm 19.5 -- 17.8 20.1 80 15.8 SSE 7
Southern Cross Airport 11:00 pm 19.4 -- 14.2 17.7 40 5.8 S 4
Warburton 11:00 pm 19.2 -- 13.7 17.2 40 4.6 SE 4
Central and Lower West
Badgingarra 11:00 pm 16.3 -- 15.8 15.5 95 15.2 S 13
Bickley 11:00 pm 15.0 -- 14.1 13.9 90 13.0 S 11
Champion Lakes 11:00 pm 16.7 -- 15.4 17.8 80 13.6   Calm
Dwellingup Forestry 11:00 pm 13.5 -- 12.9  *  90 12.1    
Garden Island 11:00 pm 20.0 -- 18.3 18.5 80 16.2 S 19
Geraldton Airport 11:00 pm 17.1 -- 15.9 17.3 85 14.3 NNE 6
Gingin Airport 11:00 pm 16.2 -- 14.7 16.7 80 12.7 SSE 2
Jandakot Airport 11:00 pm 15.1 -- 14.2 14.7 85 12.9 SSE 7
Mandurah 11:00 pm 17.6 -- 16.4 18.4 85 14.9 ESE 4
Morawa 11:00 pm 17.7 -- 16.5 18.2 85 15.0 SSW 6
North Island 11:00 pm 20.4 -- 18.0 20.7 70 15.0 S 7
Pearce 11:00 pm 16.6 -- 15.0 16.4 80 12.9 S 6
Perth Airport 11:00 pm 17.2 -- 15.5 16.1 75 13.1 S 11
Perth Metro 11:00 pm 17.7 -- 16.0 17.2 80 13.8 SSE 9
Rottnest Island 11:00 pm 19.7 -- 18.1 17.6 80 16.2 SSE 22
Swanbourne 11:00 pm 17.4 -- 15.8 17.2 80 13.7 SE 7
South West
Bridgetown 11:00 pm 11.8 -- 11.8 12.4 100 11.8   Calm
Bunbury 11:00 pm 12.9 -- 12.5 13.5 95 11.8   Calm
Busselton Airport 11:00 pm 13.3 -- 12.8 12.7 95 12.2 ENE 7
Busselton          *         
Cape Leeuwin 11:00 pm 18.5 -- 16.8 20.0 80 14.7   Calm
Cape Naturaliste 11:00 pm 16.1 -- 14.5 15.1 80 12.3 SE 9
Collie East 11:00 pm 11.9 -- 11.4 12.1 90 10.6   Calm
Manjimup 11:00 pm 13.5 -- 13.5 13.3 100 13.5 W 7
Shannon          *         
Walpole 11:00 pm 14.5 -- 14.2 15.7 95 13.9   Calm
Witchcliffe 11:00 pm 12.8 -- 12.7 13.6 100 12.5   Calm
Station Name Observation
Time
Temp WBGT
sun
WBGT
shade
  AT
shade
Rel
Hum
Dew
Point
Wind (10m)
Dir Spd

WST °C °C°C°C % °C
km/h
Southern Coastal and Wheatbelt
Albany Airport 11:00 pm 14.9 -- 14.7 14.6 95 14.4 NW 9
Cunderdin Airfield 11:00 pm 16.9 -- 15.5 15.9 80 13.6 W 11
Dalwallinu 11:00 pm 17.3 -- 16.0 16.2 85 14.4 SSW 13
Esperance 11:00 pm 17.3 -- 16.9 19.1 95 16.5 NNE 2
Esperance Airport 11:00 pm 17.1      *      ENE 11
Hopetoun North 11:00 pm        *      N 6
Jacup 11:00 pm        *      SE 6
Katanning 11:00 pm 15.4 -- 13.7 14.1 75 11.2 S 9
Lake Grace 10:00 pm 18.0 -- 15.6 17.5 70 12.5 SSE 7
Munglinup West 11:00 pm 16.7 -- 16.7 17.3 100 16.7 ENE 9
Newdegate Research Stn 11:00 pm 16.1 -- 14.2  *  75 11.5    
Rocky Gully South 11:00 pm 13.5 -- 12.9 13.0 90 12.1 NNW 6
Salmon Gums Research Stn 11:00 pm 16.0 -- 15.0 16.0 85 13.7 ESE 6
Wandering 11:00 pm 15.3 -- 14.1 16.1 85 12.4   Calm
North West Islands
Christmas Island 11:00 pm 26.6 -- 26.0 29.8 95 25.5 ESE 19
Cocos Is 09:30 pm 27.6 -- 25.8 31.0 80 24.1 ESE 13

Note: Calculation of the sun WBGT has been suppressed for this hour because the approximation used is not valid at these times.

The shade WBGT is calculated for an environment shaded from direct (and strong reflected) solar radiation and where surfaces are not significantly hotter or colder than the indicated air temperature.

* The calculation of AT requires an observation of temperature, humidity, and wind. If any of these are unavailable, the AT field is left blank.

The WBGT values displayed here should be used in conjunction with guidelines provided by Sports Medicine Australia (SMA).

Sports Medicine Australia may also provide additional regional guidelines. The AT values displayed here are the Steadman Apparent Temperatures measured in the shade. The Apparent Temperature is an estimation of what the temperature "feels like" to an appropriately dressed adult. Direct exposure to the afternoon sun would add as much as 8C to the AT.

Further information About Thermal Comfort Observations including Wet Bulb Globe Temperature (WBGT) and Apparent Temperature (AT).