UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011212.upa.cvt Date: 1200Z 12 JAN 26 Searching for FAIR... Searching the city database file for: FAIR ... Date:1200Z 12 JAN 26 Station: FAIR WMO ident: 68263 Latitude: -25.92 Longitude: 28.22 Elevation: 1500.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 87 1 925 771 2 850 1514 10 5 SFC 849 1500 26.6 15.6 51 11.0 18.9 10 5 314.1 316.7 297.7 355.2 13.24 4 847 1521 24.0 14.0 54 10.0 17.2 10 5 311.6 313.9 296.3 348.3 11.95 5 846 1532 23.8 13.8 54 10.0 17.0 10 5 311.5 313.7 296.1 347.7 11.81 6 845 1542 25.6 14.6 51 11.0 18.0 10 5 313.5 315.9 297.1 352.0 12.46 7 839 1606 23.6 13.6 53 10.0 16.8 11 5 312.0 314.3 296.2 348.2 11.75 8 737 2735 12.6 10.2 85 2.4 11.0 65 9 311.8 313.8 295.4 344.6 10.67 9 726 2863 11.6 9.8 89 1.8 10.4 69 9 312.1 314.1 295.4 344.5 10.54 10 700 3172 9.8 5.0 72 4.8 6.9 80 10 313.3 314.8 293.7 337.7 7.84 11 647 3819 4.8 -1.2 65 6.0 1.7 112 15 314.8 315.8 292.3 332.0 5.42 12 644 3857 5.8 -10.2 31 16.0 -1.2 114 15 316.4 316.9 290.3 325.3 2.73 13 643 3869 6.0 -11.0 28 17.0 -1.3 115 15 316.7 317.2 290.3 325.2 2.57 14 631 4023 5.2 -18.8 16 24.0 -3.4 121 16 317.5 317.8 289.4 322.2 1.37 15 625 4101 4.8 -20.2 14 25.0 -4.0 122 17 317.9 318.2 289.4 322.1 1.23 16 581 4691 1.0 -23.0 15 24.0 -6.7 128 19 320.2 320.4 289.9 323.8 1.03 17 548 5158 -2.3 -10.3 54 8.0 -5.7 121 13 321.7 322.3 292.3 332.3 3.19 18 516 5633 -5.1 -20.1 30 15.0 -10.1 136 12 323.9 324.2 291.5 329.1 1.50 19 500 5880 -5.7 -25.7 19 20.0 -11.5 145 11 326.1 326.3 291.6 329.5 0.94 20 470 6363 -7.3 -43.3 4 36.0 -14.1 186 18 329.9 330.0 291.9 330.6 0.18 21 462 6496 -7.7 -46.7 3 39.0 -14.5 189 19 331.1 331.1 292.2 331.5 0.12 22 418 7266 -12.7 -58.7 1 46.0 -18.4 177 11 334.2 334.3 292.9 334.4 0.03 23 400 7600 -15.3 -59.3 1 44.0 -20.3 165 4 335.1 335.1 293.1 335.2 0.03 24 373 8124 -18.9 -56.9 2 38.0 -23.1 254 3 337.1 337.1 293.6 337.3 0.05 25 317 9309 -29.7 -48.7 14 19.0 -31.6 329 4 338.1 338.2 294.0 338.7 0.14 26 300 9700 -31.7 -59.7 5 28.0 -33.6 345 3 340.7 340.7 294.6 340.9 0.04 27 280 10186 -34.7 -64.7 3 30.0 -36.2 313 4 343.2 343.2 295.1 343.3 0.02 28 250 10970 -40.7 -65.7 5 25.0 -41.7 260 6 345.6 345.6 295.7 345.7 0.02 29 222 11767 -47.5 -69.5 6 22.0 -48.0 249 9 347.0 347.0 296.0 347.1 0.01 30 200 12450 -52.1 -73.1 6 21.0 -52.5 240 12 350.3 350.3 296.7 350.3 0.01 31 150 14260 -63.9 -78.9 11 15.0 -64.0 255 27 360.0 360.0 298.7 360.0 0.01 32 132 15033 -69.3 -81.3 16 12.0 -69.4 216 21 363.8 363.8 299.4 363.8 0.00 33 100 16660 -76.5 -85.5 23 9.0 -76.5 130 7 379.9 379.9 302.2 379.9 0.00 34 93 17077 -78.7 -87.7 22 9.0 -78.7 120 16 383.5 383.6 302.8 383.6 0.00 35 87 17459 -78.7 -86.7 26 8.0 -78.7 115 19 390.9 390.9 303.9 390.9 0.00 36 79 18010 -79.1 -88.1 21 9.0 -79.1 109 24 401.0 401.0 305.3 401.1 0.00 37 75 18309 -75.1 -86.1 16 11.0 -75.2 105 27 415.4 415.4 307.2 415.5 0.00 38 70 18710 -75.5 -86.5 16 11.0 -75.6 100 30 422.9 422.9 308.0 422.9 0.00 39 66 19050 -75.7 -86.7 16 11.0 -75.7 95 32 429.6 429.6 308.8 429.6 0.00 40 50 20680 -69.3 -87.3 6 18.0 -69.5 70 40 480.2 480.2 313.5 480.2 0.00 41 45 21311 -68.5 -89.5 3 21.0 -68.7 70 36 496.8 496.8 314.7 496.8 0.00 42 30 23820 -55.5 -87.5 1 32.0 -57.0 70 21 593.3 593.3 320.3 593.4 0.01 43 27 24494 -53.7 -86.7 1 33.0 -55.7 76 23 616.5 616.5 321.3 616.6 0.01 44 20 26420 -54.3 -87.3 1 33.0 -56.6 95 28 670.0 670.0 323.4 670.0 0.01 45 19 26748 -55.1 -87.1 1 32.0 -57.4 677.4 677.4 323.7 677.5 0.01 46 18 27095 -52.9 -85.9 1 33.0 -55.8 694.9 694.9 324.3 695.0 0.01 TRP 93 17077 -78.7 -87.7 22 9.0 -78.7 120 16 383.5 383.6 302.8 383.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 571.00 mb = 4832.77 m = 15855.36 ft Wetbulb zero: 645.25 mb = 3840.91 m = 12601.26 ft Sfc-500 mean rel hum: 49.93 % Est. max temperature: 25.88 C = 78.59 F Sfc-Lift cond lev (LCL): 722.89 mb = 2899.20 m = 9511.70 ft T: 11.39 C 700-500 lapse rate: 5.72 C/km ThetaE index: 29.89 C Layer 839.0- 581.0 mb Conv cond level (CCL): 711.38 mb = 3035.36 m = 9958.41 ft Mean mixing ratio: 11.36 g/kg Conv temperature: 25.32 C = 77.58 F Cap Strength: 0.35 C Lifted Index: -1.65 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.66 C Lifted Index @700 mb: 0.05 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 342.92 J/kg Max Up Vert Vel: 26.19 m/s Conv Inhibition (B-): 4.44 J/kg Cap Strength: 2.01 C Lift Cond Lev (LCL): 719.02 mb = 2944.70 m = 9660.98 ft Lev Free Conv (LFC): 694.02 mb = 3242.43 m = 10637.78 ft Equ Level (EL): 254.02 mb = 10859.58 m = 35628.12 ft B at Equ Level: 342.48 J/kg Max Parcel Lev (MPL): 164.02 mb = 13697.67 m = 44939.32 ft Wind level data Storm motion: 164 at 10 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 849 1500 10 5 -0.9 -4.9 | 353 14 1.8 -14.2 1 789 2134 15 7 -1.8 -6.8 | 357 16 0.9 -16.1 2 762 2438 55 8 -6.6 -4.6 | 15 14 -3.8 -13.9 3 700 3172 80 10 -9.8 -1.7 | 33 13 -7.1 -11.1 4 635 3962 120 16 -13.9 8.0 | 83 11 -11.1 -1.3 5 588 4572 130 20 -15.3 12.9 | 106 13 -12.6 3.5 6 545 5182 120 13 -11.3 6.5 | 72 9 -8.5 -2.8 7 500 5880 145 11 -6.3 9.0 | 85 4 -3.6 -0.3 8 467 6401 190 19 3.3 18.7 | 213 11 6.0 9.4 9 432 7010 185 17 1.5 16.9 | 209 9 4.2 7.6 10 400 7600 165 4 -1.0 3.9 | 343 6 1.7 -5.5 11 367 8230 275 3 3.0 -0.3 | 329 11 5.7 -9.6 12 338 8839 310 5 3.8 -3.2 | 332 14 6.5 -12.5 13 300 9700 345 3 0.8 -2.9 | 344 13 3.5 -12.2 14 250 10970 260 6 5.9 1.0 | 314 12 8.6 -8.3 15 200 12450 240 12 10.4 6.0 | 284 14 13.1 -3.3 16 150 14260 255 27 26.1 7.0 | 275 29 28.8 -2.3 17 100 16660 130 7 -5.4 4.5 | 29 6 -2.7 -4.8 18 93 17077 120 16 -13.9 8.0 | 83 11 -11.1 -1.3 19 70 18710 100 30 -29.5 5.2 | 81 27 -26.8 -4.1 20 50 20680 70 40 -37.6 -13.7 | 57 42 -34.9 -23.0 21 30 23820 70 21 -19.7 -7.2 | 46 24 -17.0 -16.5 22 20 26420 95 28 -27.9 2.4 | 75 26 -25.2 -6.9 Wind Parameters Mean winds (0-6000m): 133.8 at 12.9 knts Storm direction: 163.8 at 9.7 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 110.5 deg Storm rel helicity (0-3000m) pos: 88.2 neg: 0.0 tot: 88.2 m^2/s^2 ave: 29.4 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 4.3 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 9.30 Bulk Shear: 36.88 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 12 6 354 15| 1.7 0.0 1.7| 3.4 0.0 3.4 6.9 0.53| 1.7 0.9 1000 24 7 360 15| 3.1 0.0 3.1| 26.2 0.0 26.2 26.2 0.84| 3.9 3.3 1500 41 7 8 15| 3.0 0.0 3.0| 36.8 0.0 36.8 24.5 0.88| 3.6 3.2 2000 57 8 17 14| 3.4 0.0 3.4| 54.2 0.0 54.2 27.1 0.91| 4.1 3.7 2500 76 10 29 13| 3.8 0.0 3.8| 75.9 0.0 75.9 30.4 0.93| 4.7 4.4 3000 92 11 42 12| 3.8 0.0 3.8| 88.2 0.0 88.2 29.4 0.93| 4.6 4.3 4000 105 12 55 11| 2.6 0.6 3.2| 90.9 -17.1 73.8 18.5 0.55| 4.8 2.6 5000 119 13 68 9| 2.8 0.5 3.3|108.6 -17.4 91.3 18.3 0.59| 5.6 3.3 6000 134 13 87 7| 2.4 1.4 3.8|112.2 -18.7 93.5 15.6 0.55| 5.9 3.2 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20260112.12.gif