Messages: 2023-JAN-09 : webserver was down Dec 30 to Jan 8. Back up now 2022-DEC-09 : Migration to a new server completed 24-APR-2024 00Z Soaring report from IAD upper air data Forecast high 70 F; est. base of any clouds 9413 feet AGL. === Some Raw Upper-Air Data === Feet MSL: 279 335 364 1487 2673 4273 4842 6075 6141 7529 Pres mb: 1002 1000 999 960 920 868 850 812 810 769 Temp C: 21.0 21.2 21.4 18.0 15.0 9.8 8.2 5.6 5.6 3.4 VirT C: 21.7 21.8 22.0 18.6 15.6 10.4 8.7 6.1 6.1 3.8 DewPt C: 1.0 -1.8 -1.6 -3.0 -3.0 -4.2 -4.8 -6.4 -6.4 -9.6 Wdir@kts: 175 12 190 25 205 28 === Interpolations (temps in deg. F, altitudes in feet MSL) === MSL *TI* Wdir@kts trig VirT 1.6 degrees/division ("`": Dry Adiabatic) ----- ---- -------- ---- . ---- ----------------------------------------- 12000 11.9 91 | 29.5 ` : 11500 11.1 90 | 30.8 ` : 11000 10.1 88 | 31.7 ` : 10500 8.0 84 | 30.4 ` : 10000 6.5 280 41 82 | 30.5 ` : 9500 5.2 79 | 30.8 ` : 9000 4.5 78 | 32.2 ` : 8500 4.2 78 | 34.4 ` : 8000 4.0 77 | 36.7 ` : 7500 3.8 77 | 38.9 ` : 7000 3.1 76 | 40.4 ` : 6500 2.5 74 | 41.9 ` : 6000 1.7 73 | 43.3 ` : 5500 1.3 72 | 45.2 `: 5000 0.9 205 28 72 | 47.1 `: 4500 0.7 71 | 49.5 `: 4000 0.8 71 | 52.2 `: 3500 0.9 72 | 55.2 `: 3000 1.1 72 | 58.1 `: 2500 1.1 190 25 72 | 60.8 `: 2000 0.9 180 19 71 | 63.1 `: 1500 0.6 71 | 65.4 `: 1000 0.7 180 13 71 | 68.1 `: 500 0.7 175 12 71 | 70.9 `: === Complete Upper Air Data === P(mb) H(ft) Tv(C) T(C) DP(C) wind dir wind spd 1002.0 279 21.7 21.0 1.0 1000.0 335 21.8 21.2 -1.8 175 12 999.0 364 22.0 21.4 -1.6 960.0 1487 18.6 18.0 -3.0 920.0 2673 15.6 15.0 -3.0 190 25 868.0 4273 10.4 9.8 -4.2 850.0 4842 8.7 8.2 -4.8 205 28 812.0 6075 6.1 5.6 -6.4 810.0 6141 6.1 5.6 -6.4 769.0 7529 3.8 3.4 -9.6 729.0 8941 0.2 -0.1 -13.1 709.0 9670 -0.9 -1.1 -21.1 700.0 10005 -0.8 -0.9 -27.9 280 41 685.0 10571 -0.9 -0.9 -42.9 680.0 10763 -0.0 -0.1 -35.1 679.0 10802 -0.0 -0.1 -31.1 673.0 11035 -0.2 -0.5 -15.5 670.0 11152 -0.0 -0.5 -9.5 668.0 11230 -0.2 -0.7 -8.7 664.0 11388 -0.5 -0.9 -10.9 650.0 11945 -1.3 -1.7 -11.7 637.0 12472 -2.3 -2.7 -10.7 633.0 12636 -2.4 -2.7 -14.7 614.0 13427 -3.9 -4.1 -21.1 590.0 14452 -6.8 -7.1 -18.1 579.0 14933 -8.2 -8.5 -15.5 544.0 16508 -12.2 -12.5 -15.9 540.0 16693 -12.6 -12.9 -15.8 530.0 17160 -13.6 -13.9 -18.0 504.0 18407 -16.6 -16.9 -19.8 500.0 18603 -16.9 -17.1 -20.9 280 47 497.0 18751 -17.3 -17.5 -21.2 495.0 18851 -17.3 -17.5 -21.6 481.0 19554 -18.9 -19.1 -23.0 473.0 19963 -19.9 -20.1 -22.6 471.0 20066 -20.1 -20.3 -23.5 452.0 21062 -22.5 -22.7 -25.2 441.0 21654 -23.8 -23.9 -27.7 437.0 21872 -24.0 -24.1 -30.1 434.0 22037 -24.4 -24.5 -30.5 421.0 22762 -25.8 -25.9 -34.9 418.0 22931 -26.2 -26.3 -34.3 415.0 23102 -26.4 -26.5 -36.5 400.0 23971 -28.8 -28.9 -37.9 275 45 397.0 24147 -29.4 -29.5 -36.5 386.0 24803 -31.2 -31.3 -39.3 382.0 25045 -31.6 -31.7 -38.7 381.0 25105 -31.8 -31.9 -38.9 374.0 25535 -32.4 -32.5 -41.5 371.0 25721 -32.6 -32.7 -40.7 368.0 25908 -33.2 -33.3 -40.3 357.0 26605 -35.0 -35.1 -42.1 348.0 27188 -36.5 -36.5 -46.5 330.0 28387 -39.7 -39.7 -45.7 322.0 28936 -41.1 -41.1 -48.1 306.0 30065 -44.1 -44.1 -50.1 304.0 30209 -44.3 -44.3 -50.3 300.0 30500 -45.3 -45.3 -50.3 285 62 294.0 30941 -46.3 -46.3 -50.6 291.0 31165 -46.9 -46.9 -51.8 287.0 31465 -47.5 -47.5 -51.1 284.0 31693 -48.3 -48.3 -52.0 282.0 31845 -48.7 -48.7 -53.6 275.0 32385 -50.3 -50.3 -54.5 264.0 33255 -52.5 -52.5 -58.5 262.0 33416 -52.9 -52.9 -60.9 250.0 34402 -55.7 -55.7 -61.7 285 70 242.0 35079 -57.3 -57.3 -61.8 241.0 35165 -57.9 -57.9 -62.8 230.0 36126 -60.1 -60.1 -66.1 223.0 36757 -61.3 -61.3 -67.3 219.0 37125 -61.9 -61.9 -66.1 214.0 37594 -61.3 -61.3 -65.6 210.0 37978 -61.9 -61.9 -66.9 200.0 38964 -63.7 -63.7 -67.9 285 48 195.0 39472 -64.9 -64.9 -68.1 280 49 189.0 40098 -64.7 -64.7 -70.7 187.0 40311 -64.9 -64.9 -70.9 185.0 40526 -64.7 -64.7 -71.7 181.0 40965 -63.9 -63.9 -73.9 174.0 41757 -64.1 -64.1 -77.1 172.0 41990 -63.7 -63.7 -78.7 168.0 42473 -54.9 -54.9 -90.9 159.0 43621 -57.3 -57.3 -84.3 154.0 44286 -56.1 -56.1 -85.1 150.0 44834 -56.9 -56.9 -84.9 260 49 146.0 45394 -57.7 -57.7 -85.7 141.0 46117 -57.1 -57.1 -86.1 134.0 47182 -53.5 -53.5 -85.5 113.0 50757 -56.3 -56.3 -86.3 110.0 51318 -55.5 -55.5 -86.5 Additional wind data: H(ft) dir spd ------ --- --- 1000 180 13 2000 180 19