Station: Portland Airport

  Atmospheric Gas Attenuation - ITU Rec 676-11   --------------- db/100km ---------------
Date Time Temp RH % AH g/m3 Dew Point Wind Direction Speed kph Gust kph Barometer mB Rainfall Since 9am 24GHz 47GHz 76GHz 122GHz 134GHz 241GHz
16 18:20 11.9 68 7.2 6.2 39 44 1007.8 6 16.7 24.0 34.9 91.5 82.0 280.8
16 18:10 12.1 68 7.29 6.4 37 43 1007.7 5.8 16.9 24.1 35.2 92.2 82.9 284.1
16 18:00 12.3 67 7.28 6.4 32 43 1007.7 5.8 16.8 24.0 35.1 91.8 82.6 282.9
16 17:50 12.2 64 6.91 5.6 33 44 1007.6 5.8 16.1 23.5 33.7 88.1 78.0 266.8
16 17:40 12.4 63 6.88 5.6 32 41 1007.5 5.8 16.0 23.4 33.5 87.6 77.4 264.7
16 17:30 12.7 61 6.79 5.4 37 54 1007.4 5.8 15.8 23.1 33.0 86.4 76.0 259.8
16 17:20 12.7 62 6.9 5.6 41 50 1007.3 5.8 16.0 23.3 33.4 87.5 77.3 264.6
16 17:10 12.7 67 7.46 6.7 43 50 1007 5.8 17.2 24.2 35.5 93.2 84.4 289.3
16 17:00 12.6 65 7.19 6.2 37 56 1006.9 5.8 16.6 23.8 34.5 90.5 81.0 277.6
16 16:50 13.2 65 7.46 6.8 39 46 1006.9 5.8 17.2 24.0 35.3 92.6 83.8 287.5
16 16:40 12.9 63 7.1 6 44 54 1006.7 5.8 16.4 23.5 34.1 89.2 79.6 272.6
16 16:30 13.4 62 7.21 6.3 35 50 1006.6 5.8 16.6 23.6 34.3 89.8 80.5 275.7
16 16:20 13.6 65 7.65 7.2 32 37 1006.7 5.8 17.6 24.2 35.9 94.0 85.8 294.4
16 16:10 13.5 69 8.07 7.9 33 41 1006.5 5.8 18.5 24.9 37.5 98.5 91.3 313.7
16 16:00 13.5 66 7.72 7.3 37 50 1006.3 5.8 17.7 24.3 36.2 94.8 86.8 297.9
16 15:50 13.6 67 7.89 7.6 32 43 1006.5 5.8 18.1 24.6 36.8 96.5 88.9 305.1
16 15:40 12.7 65 7.24 6.3 35 41 1006.4 5.8 16.7 23.8 34.7 90.8 81.5 279.4
16 15:30 13 65 7.37 6.6 41 57 1006.1 5.8 17.0 23.9 35.0 91.8 82.9 284.0
16 15:20 13.5 64 7.49 6.8 46 59 1006.1 5.8 17.2 24.0 35.3 92.5 83.8 287.6
16 15:10 14 65 7.84 7.5 37 46 1006.1 5.8 18.0 24.4 36.4 95.5 87.7 301.3
16 15:00 13.8 68 8.1 8 35 50 1006 5.8 18.5 24.8 37.5 98.4 91.3 313.7
16 14:50 13.2 69 7.92 7.6 44 52 1006.1 5.8 18.2 24.7 37.1 97.3 89.7 307.9
16 14:38 12.6 69 7.63 7.1 43 50 1006.3 5.8 17.6 24.4 36.2 95.0 86.6 297.2
16 14:30 13.4 67 7.79 7.4 37 50 1005.9 5.8 17.9 24.4 36.5 95.7 87.8 301.3
16 14:20 14.3 67 8.23 8.3 39 50 1006 5.8 18.8 24.9 37.8 99.1 92.4 317.6
16 14:10 13.9 68 8.15 8.1 44 54 1005.8 5.8 18.6 24.9 37.6 98.8 91.8 315.5
16 14:00 13.9 71 8.51 8.7 44 59 1005.7 5.8 19.4 25.4 39.1 102.6 96.5 331.9
16 13:50 13.8 75 8.94 9.5 46 57 1005.7 5.8 20.3 26.2 40.8 107.3 102.3 352.2
16 13:40 13.6 82 9.65 10.6 41 48 1005.9 5.8 21.9 27.4 43.9 115.4 112.2 386.7
16 13:30 12.9 87 9.81 10.8 26 35 1005.9 5.8 22.2 27.9 44.9 118.2 115.4 397.9
16 13:20 11 85 8.51 8.6 26 35 1006.1 5.8 19.5 26.3 40.5 106.5 100.2 344.5
16 13:10 10.7 83 8.15 7.9 32 37 1006.3 5.8 18.8 25.8 39.2 102.9 95.7 328.8
16 13:00 10.7 79 7.76 7.2 35 57 1006.2 5.8 17.9 25.2 37.6 98.7 90.5 310.5
16 12:50 12.2 70 7.55 6.9 35 43 1006.3 5.6 17.4 24.4 36.1 94.6 86.0 295.1
16 12:40 14.4 72 8.9 9.4 39 46 1005.8 4.2 20.2 25.9 40.4 106.1 101.0 347.6
16 12:30 14.1 76 9.22 9.9 28 41 1006 4.2 20.9 26.5 41.8 110.0 105.6 363.9
16 12:20 13.2 77 8.84 9.3 24 28 1006.2 4.2 20.1 26.2 40.8 107.1 101.8 350.3
16 12:10 13.3 76 8.78 9.2 32 41 1006.4 4.2 20.0 26.1 40.5 106.3 100.9 347.1
16 12:00 13.8 81 9.65 10.6 35 50 1006.2 4.2 21.9 27.4 43.8 115.1 111.9 385.8
16 11:50 12.9 83 9.36 10.1 35 46 1006.4 4.2 21.3 27.2 43.1 113.3 109.2 376.4
16 11:40 12.2 85 9.17 9.8 26 32 1006.5 4.2 20.9 27.1 42.7 112.2 107.6 370.7
16 11:30 10.2 81 7.71 7.1 37 65 1006.5 4.2 17.9 25.2 37.7 98.8 90.4 310.2
16 11:20 10.8 73 7.22 6.2 33 44 1006.4 4 16.8 24.3 35.4 92.8 83.3 285.3
16 11:10 14.6 70 8.76 9.2 43 52 1005.9 1.8 19.9 25.6 39.7 104.3 98.9 340.4
16 11:00 14.5 77 9.58 10.5 35 56 1006.1 1.8 21.7 27.0 43.1 113.3 109.9 379.0
16 10:50 14.5 86 10.7 12.2 32 39 1006.2 1.8 24.1 28.9 47.8 125.8 125.3 432.9
16 10:40 13.8 89 10.6 12 30 35 1006.2 1.8 23.9 29.0 47.8 125.8 125.1 431.9
16 10:30 13.1 90 10.27 11.5 26 37 1006.3 1.8 23.2 28.6 46.8 123.2 121.6 419.5
16 10:20 12 89 9.49 10.2 28 37 1006.3 1.8 21.6 27.7 44.1 116.0 112.3 387.1
16 10:10 11.6 88 9.15 9.7 33 37 1006.4 1.8 20.9 27.2 42.9 112.8 108.2 372.6
16 10:00 11 84 8.41 8.4 35 54 1006.4 1.6 19.3 26.1 40.1 105.4 98.9 339.8
16 09:50 12.5 87 9.57 10.4 20 28 1006.3 0.8 21.7 27.6 44.2 116.2 112.7 388.4
16 09:40 11.2 83 8.41 8.4 28 32 1006.4 0.8 19.3 26.1 40.0 105.1 98.6 339.0
16 09:30 11.2 79 8.01 7.7 28 43 1006.1 0.8 18.5 25.4 38.4 100.7 93.2 320.1
16 09:20 12.3 74 8.04 7.8 30 35 1006.2 0 18.5 25.2 38.0 99.7 92.3 317.0
16 09:10 13.6 72 8.47 8.7 26 35 1005.9 0 19.3 25.5 39.0 102.6 96.3 331.3
16 09:00 13.3 71 8.2 8.2 32 48 1005.8 0 18.8 25.1 38.1 100.1 93.2 320.2
16 08:50 13.1 71 8.1 8 39 44 1005.9 4.4 18.6 25.0 37.8 99.3 92.1 316.5
16 08:40 13 72 8.17 8.1 26 35 1005.9 4.4 18.7 25.2 38.1 100.1 93.1 320.1
16 08:30 12.9 73 8.23 8.2 26 44 1005.6 4.4 18.8 25.3 38.4 100.9 94.0 323.2
16 08:20 12.6 75 8.3 8.3 24 30 1005.9 4.4 19.0 25.5 38.9 102.0 95.3 327.7
16 08:10 12.4 77 8.41 8.5 30 37 1005.9 4.4 19.3 25.7 39.4 103.5 97.0 333.7
16 08:00 12.2 79 8.53 8.7 26 37 1005.8 4.4 19.5 26.0 40.0 105.0 98.9 340.1
16 07:50 11.9 81 8.58 8.7 30 41 1005.7 4.4 19.6 26.1 40.3 106.0 99.9 343.7
16 07:40 11.5 82 8.47 8.5 26 30 1005.7 4.4 19.4 26.1 40.1 105.3 99.0 340.3
16 07:30 11.2 83 8.41 8.4 26 37 1005.5 4.4 19.3 26.1 40.0 105.0 98.5 338.7
16 07:20 11.1 83 8.36 8.3 28 37 1005.6 4.4 19.2 26.0 39.8 104.6 98.0 336.8
16 07:10 10.7 83 8.15 7.9 22 26 1005.6 4.4 18.8 25.8 39.2 102.9 95.7 328.6
16 07:00 10.7 82 8.06 7.8 22 39 1005.3 4.4 18.6 25.6 38.8 101.9 94.4 324.3
16 06:50 10.7 80 7.86 7.4 19 24 1005.3 4.4 18.2 25.3 38.0 99.7 91.7 314.9
16 06:40 11 79 7.91 7.5 26 37 1005.3 4.2 18.2 25.3 38.0 99.8 92.1 316.0
16 06:30 10.9 77 7.66 7 22 32 1005 4.2 17.7 24.9 37.1 97.3 88.8 304.7
16 06:20 11.4 77 7.9 7.5 30 33 1005 4.2 18.2 25.1 37.8 99.2 91.4 313.9
16 06:10 11.5 79 8.16 8 32 35 1004.8 4.2 18.8 25.5 38.8 101.8 94.7 325.5
16 06:00 11.3 80 8.16 8 24 39 1004.7 4.2 18.8 25.6 38.9 102.1 95.0 326.3
16 05:50 11.2 80 8.11 7.9 24 32 1004.9 4.2 18.7 25.5 38.7 101.7 94.5 324.4
16 05:40 11.2 80 8.11 7.9 24 30 1004.8 4.2 18.7 25.5 38.7 101.7 94.4 324.4
16 05:30 11.4 80 8.21 8.1 32 43 1004.6 4.2 18.9 25.6 39.0 102.5 95.5 328.2
16 05:20 11.4 81 8.32 8.3 26 30 1004.7 4.2 19.1 25.8 39.5 103.7 97.0 333.4
16 05:10 11.3 80 8.16 8 24 33 1004.5 4.2 18.8 25.6 38.9 102.1 95.0 326.2
16 05:00 11.5 80 8.26 8.2 24 37 1004.4 4.2 19.0 25.7 39.2 102.9 96.0 330.1
16 04:50 11.6 80 8.32 8.3 32 33 1004.2 4.2 19.1 25.7 39.4 103.4 96.7 332.4
16 04:40 11.4 80 8.21 8.1 26 30 1004.2 4.2 18.9 25.6 39.0 102.5 95.5 328.1
16 04:30 11.6 79 8.21 8.1 26 37 1004.1 4.2 18.9 25.6 38.9 102.2 95.2 327.2
16 04:20 11.6 79 8.21 8.1 24 30 1004.3 4.2 18.9 25.6 38.9 102.2 95.2 327.3
16 04:10 11.6 78 8.11 7.9 26 32 1004.3 4.2 18.7 25.4 38.5 101.1 93.9 322.6
16 04:00 11.5 78 8.06 7.8 28 44 1004.3 4.2 18.5 25.3 38.4 100.7 93.4 320.7
16 03:50 12.1 80 8.58 8.8 33 43 1004.4 4.2 19.6 26.0 40.2 105.6 99.6 342.5
16 03:40 12 81 8.63 8.8 30 35 1004.5 4.2 19.8 26.1 40.4 106.3 100.4 345.3
16 03:30 12.1 83 8.9 9.3 28 39 1004.3 4.2 20.3 26.5 41.5 109.1 103.9 357.6
16 03:20 12.2 84 9.07 9.6 30 35 1004.5 4.2 20.7 26.8 42.1 110.8 106.1 365.3
16 03:10 12.2 85 9.17 9.8 26 33 1004.4 4.2 20.9 27.0 42.6 111.9 107.5 370.0
16 03:00 12 85 9.06 9.6 24 37 1004.5 4.2 20.7 26.9 42.2 111.0 106.2 365.8
16 02:50 12 84 8.95 9.4 28 33 1004.8 4.2 20.4 26.7 41.8 109.8 104.8 360.6
16 02:40 12.1 85 9.12 9.7 26 33 1004.7 4.2 20.8 26.9 42.4 111.6 106.9 368.2
16 02:30 12.2 85 9.17 9.8 28 39 1004.7 4.2 20.9 27.0 42.6 112.0 107.5 370.1
16 02:20 12.3 85 9.23 9.9 33 39 1004.8 4.2 21.0 27.1 42.8 112.5 108.2 372.6
16 02:10 12.1 85 9.12 9.7 20 24 1005 4.2 20.8 26.9 42.4 111.6 107.0 368.3
16 02:00 12.1 85 9.12 9.7 22 35 1005.2 4.2 20.8 27.0 42.4 111.6 107.0 368.4
16 01:50 12.2 85 9.17 9.8 28 33 1005.1 4 20.9 27.0 42.6 112.0 107.5 370.3

Last Refresh: 16-Sep-2025 17:58:18

Bureau of Meteorology