UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011700.upa.cvt Date: 0000Z 17 JAN 26 Searching for FAIR... Searching the city database file for: FAIR ... Date:0000Z 17 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 121 1 925 781 2 850 1497 120 6 SFC 847 1500 16.0 14.5 91 1.5 15.0 120 6 303.2 305.5 294.3 339.9 12.35 4 846 1510 20.0 16.6 81 3.4 17.7 119 6 307.5 310.2 296.7 350.3 14.19 5 845 1521 17.2 14.8 86 2.4 15.6 119 6 304.7 307.0 294.9 342.4 12.63 6 811 1878 15.4 14.1 92 1.3 14.6 93 14 306.4 308.7 295.3 344.2 12.57 7 810 1888 15.4 14.2 93 1.2 14.6 93 14 306.5 308.8 295.4 344.6 12.67 8 791 2094 15.8 11.6 76 4.2 13.1 78 18 309.0 311.0 294.8 342.2 10.92 9 782 2193 15.4 11.0 75 4.4 12.6 72 18 309.6 311.6 294.8 341.9 10.61 10 736 2714 11.4 10.4 94 1.0 10.7 77 13 310.6 312.7 295.2 343.8 10.83 11 704 3092 9.8 8.7 93 1.1 9.1 102 11 312.8 314.7 295.3 344.0 10.09 12 700 3140 9.6 8.3 92 1.3 8.8 105 11 313.1 315.0 295.2 343.7 9.87 13 638 3906 6.6 2.8 77 3.8 4.4 132 16 318.1 319.5 294.7 341.5 7.36 14 587 4586 2.8 -4.2 60 7.0 -0.7 135 18 321.4 322.3 293.6 336.9 4.78 15 574 4767 1.2 -1.2 84 2.4 -0.1 138 19 321.6 322.8 294.6 341.3 6.12 16 566 4880 1.0 -8.0 51 9.0 -3.2 140 19 322.6 323.3 293.0 334.8 3.70 17 539 5272 -1.7 -4.9 79 3.2 -3.3 147 18 323.9 324.9 294.4 340.2 4.94 18 529 5421 -1.7 -9.7 54 8.0 -5.3 152 14 325.7 326.4 293.6 337.3 3.46 19 514 5650 -2.7 -10.7 54 8.0 -6.2 158 9 327.2 327.8 293.9 338.3 3.29 20 509 5728 -0.9 -18.9 24 18.0 -7.5 161 7 330.3 330.6 293.4 336.2 1.69 21 508 5743 -0.9 -18.9 24 18.0 -7.5 161 6 330.4 330.8 293.4 336.4 1.69 22 503 5822 -1.5 -11.5 46 10.0 -5.9 164 4 330.6 331.3 294.7 341.5 3.16 23 500 5870 -1.9 -11.9 46 10.0 -6.2 165 3 330.7 331.3 294.6 341.3 3.07 24 447 6749 -8.9 -14.9 62 6.0 -11.2 157 6 332.7 333.2 294.8 342.0 2.69 25 400 7600 -14.5 -21.5 55 7.0 -16.7 115 15 336.1 336.5 294.8 342.3 1.72 26 397 7657 -14.9 -21.9 55 7.0 -17.1 120 15 336.3 336.7 294.9 342.4 1.67 27 383 7928 -16.1 -45.1 6 29.0 -20.7 143 16 338.2 338.3 294.1 339.0 0.18 28 352 8556 -21.9 -48.9 7 27.0 -25.2 170 14 338.7 338.7 294.1 339.2 0.13 29 339 8833 -21.9 -58.9 2 37.0 -25.5 170 11 342.3 342.4 294.9 342.5 0.04 30 332 8987 -22.9 -57.9 3 35.0 -26.3 177 12 343.0 343.0 295.1 343.2 0.05 31 300 9720 -29.3 -60.3 3 31.0 -31.6 215 15 344.1 344.1 295.3 344.2 0.04 32 250 11000 -39.3 -63.3 6 24.0 -40.4 335 2 347.6 347.6 296.1 347.8 0.03 33 241 11249 -41.7 -47.7 52 6.0 -42.2 334 4 347.7 347.7 296.3 348.6 0.21 34 214 12039 -48.3 -49.8 84 1.5 -48.4 332 10 349.5 349.5 296.7 350.2 0.19 35 200 12480 -51.5 -54.1 74 2.6 -51.6 330 13 351.2 351.2 297.0 351.7 0.12 36 174 13368 -60.3 -63.5 66 3.2 -60.3 325 21 351.0 351.0 296.9 351.2 0.04 37 150 14280 -67.5 -71.4 57 3.9 -67.5 320 30 353.8 353.8 297.5 353.9 0.02 38 145 14483 -69.3 -73.3 56 4.0 -69.4 328 28 354.1 354.1 297.5 354.2 0.01 39 119 15641 -76.1 -81.1 45 5.0 -76.1 11 18 362.2 362.2 299.1 362.2 0.00 40 115 15839 -75.3 -81.3 39 6.0 -75.3 19 16 367.3 367.3 300.1 367.3 0.00 41 100 16640 -78.9 -83.3 48 4.4 -78.9 50 9 375.3 375.3 301.5 375.3 0.00 42 97 16813 -80.1 -84.2 50 4.1 -80.1 30 19 376.2 376.2 301.6 376.2 0.00 43 81 17830 -80.9 -86.9 36 6.0 -80.9 326 11 394.5 394.5 304.5 394.5 0.00 44 74 18347 -75.1 -84.1 23 9.0 -75.2 295 7 417.0 417.0 307.4 417.1 0.00 45 70 18670 -74.3 -84.3 20 10.0 -74.3 275 4 425.4 425.4 308.3 425.5 0.00 46 56 19985 -69.5 -85.5 8 16.0 -69.6 31 15 464.4 464.4 312.1 464.4 0.00 47 55 20092 -69.7 -85.7 8 16.0 -69.8 40 16 466.4 466.4 312.3 466.4 0.00 48 50 20660 -69.9 -86.9 7 17.0 -70.1 90 21 478.8 478.8 313.4 478.8 0.00 49 41 21848 -67.3 -89.3 3 22.0 -67.6 94 20 513.2 513.2 315.8 513.2 0.00 50 30 23780 -56.5 -88.5 1 32.0 -57.9 100 19 590.6 590.6 320.2 590.6 0.01 51 20 26366 -54.3 -87.3 1 33.0 -56.6 670.0 670.0 323.4 670.0 0.01 TRP 97 16813 -80.1 -84.2 50 4.1 -80.1 30 19 376.2 376.2 301.6 376.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5749.00 m Freezing level: 556.00 mb = 5025.15 m = 16486.50 ft Wetbulb zero: 594.34 mb = 4484.74 m = 14713.55 ft Sfc-500 mean rel hum: 75.30 % Est. max temperature: 25.66 C = 78.19 F Sfc-Lift cond lev (LCL): 828.47 mb = 1692.44 m = 5552.56 ft T: 16.33 C 700-500 lapse rate: 4.21 C/km ThetaE index: 7.96 C Layer 845.0- 811.0 mb Conv cond level (CCL): 736.18 mb = 2711.90 m = 8897.19 ft Mean mixing ratio: 11.60 g/kg Conv temperature: 23.06 C = 73.52 F Cap Strength: 3.94 C Lifted Index: 3.65 C Risk: None Lifted Index @300 mb: 3.02 C Lifted Index @700 mb: 1.03 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.68 J/kg Max Up Vert Vel: 7.83 m/s Conv Inhibition (B-): 25377.34 J/kg Cap Strength: 3.82 C Lift Cond Lev (LCL): 764.50 mb = 2387.62 m = 7833.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 154 at 9 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 ---------------------------------------------------------- 0 847 1500 120 6 -5.2 3.0 | 13 5 -1.2 -5.2 1 787 2134 75 19 -18.4 -4.9 | 48 19 -14.4 -13.1 2 759 2438 60 15 -13.0 -7.5 | 30 18 -9.0 -15.7 3 700 3140 105 11 -10.6 2.8 | 51 9 -6.6 -5.3 4 633 3962 135 16 -11.3 11.3 | 113 8 -7.3 3.1 5 587 4572 135 18 -12.7 12.7 | 117 10 -8.7 4.5 6 544 5182 145 20 -11.5 16.4 | 138 11 -7.5 8.2 7 500 5870 165 3 -0.8 2.9 | 329 6 3.2 -5.3 8 467 6401 115 1 -0.9 0.4 | 338 8 3.1 -7.8 9 432 7010 190 10 1.7 9.8 | 254 6 5.7 1.7 10 400 7600 115 15 -13.6 6.3 | 79 10 -9.6 -1.9 11 367 8230 170 17 -3.0 16.7 | 187 9 1.0 8.5 12 338 8839 170 11 -1.9 10.8 | 218 3 2.1 2.6 13 300 9720 215 15 8.6 12.3 | 252 13 12.6 4.1 14 250 11000 335 2 0.8 -1.8 | 334 11 4.8 -10.0 15 200 12480 330 13 6.5 -11.3 | 332 22 10.5 -19.5 16 150 14280 320 30 19.3 -23.0 | 323 39 23.3 -31.2 17 100 16640 50 9 -6.9 -5.8 | 12 14 -2.9 -14.0 18 97 16813 30 19 -9.5 -16.5 | 13 25 -5.5 -24.7 19 70 18670 275 4 4.0 -0.3 | 317 12 8.0 -8.5 20 50 20660 90 21 -21.0 0.0 | 64 19 -17.0 -8.2 21 30 23780 100 19 -18.7 3.3 | 72 16 -14.7 -4.9 Wind Parameters Mean winds (0-6000m): 124.0 at 12.2 knts Storm direction: 154.0 at 9.1 knts Shear (0-3000m) pos: 3.1 neg: 2.1 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 104.0 deg Storm rel helicity (0-3000m) pos: 44.0 neg: -31.8 tot: 12.2 m^2/s^2 ave: 4.1 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.45 Bulk Shear: 6.90 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 88 11 40 11| 0.0 12.2 12.2| 8.4 -1.2 7.2 14.4 0.35| 12.8 4.4 1000 77 14 41 15| 0.0 6.4 6.4| 8.5 -31.8 -23.3 -23.3 -0.09| 11.4 -1.0 1500 77 14 40 15| 2.7 4.2 6.9| 23.2 -31.8 -8.6 -5.7 0.07| 10.3 0.7 2000 84 13 44 13| 3.3 3.2 6.5| 32.1 -31.8 0.3 0.1 0.17| 9.1 1.5 2500 95 14 53 12| 3.7 2.5 6.2| 42.7 -31.8 10.9 4.4 0.28| 8.4 2.3 3000 103 14 63 11| 3.1 2.1 5.2| 44.0 -31.8 12.2 4.1 0.28| 7.2 2.0 4000 116 15 81 10| 2.4 1.6 4.0| 57.7 -31.8 25.9 6.5 0.32| 7.0 2.2 5000 118 13 74 8| 1.9 1.9 3.8| 62.9 -32.0 30.9 6.2 0.36| 7.0 2.5 6000 124 12 77 6| 2.4 2.3 4.6| 63.1 -49.3 13.8 2.3 0.08| 7.9 0.6 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20260117.00.gif