UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011811.upa.cvt Date: 1100Z 18 JAN 26 Searching for FAIR... Searching the city database file for: FAIR ... Date:1100Z 18 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 35 1 925 722 2 850 1467 330 3 SFC 844 1500 24.8 14.8 54 10.0 17.9 330 3 312.8 315.2 297.0 351.7 12.64 4 807 1899 20.8 13.8 64 7.0 16.0 290 5 312.5 314.9 296.8 350.7 12.39 5 700 3132 11.2 8.1 81 3.1 9.2 175 8 314.9 316.8 295.6 345.2 9.74 6 652 3721 6.8 4.9 88 1.9 5.6 175 9 316.4 318.0 295.0 342.7 8.37 7 624 4082 6.0 -1.0 61 7.0 2.2 180 9 319.5 320.6 293.8 337.8 5.71 8 620 4135 5.6 -1.4 61 7.0 1.8 183 9 319.6 320.7 293.7 337.6 5.58 9 587 4580 1.8 -2.2 75 4.0 -0.3 204 10 320.2 321.3 293.9 338.1 5.55 10 510 5704 -3.9 -8.9 68 5.0 -6.2 230 8 326.4 327.2 294.1 339.2 3.83 11 502 5829 -4.7 -11.7 58 7.0 -7.7 242 9 326.9 327.6 293.7 337.5 3.11 12 500 5860 -4.7 -13.7 49 9.0 -8.3 245 9 327.3 327.8 293.4 336.4 2.65 13 497 5907 -4.5 -24.5 19 20.0 -10.6 242 9 328.1 328.3 292.2 331.9 1.06 14 491 6003 -4.9 -35.9 7 31.0 -12.1 237 8 328.8 328.8 291.7 330.1 0.36 15 477 6231 -5.5 -17.5 38 12.0 -9.9 225 6 330.8 331.2 293.8 337.9 2.03 16 475 6264 -5.5 -20.5 30 15.0 -10.6 223 6 331.2 331.5 293.5 336.7 1.58 17 462 6481 -7.3 -37.3 7 30.0 -13.9 223 5 331.6 331.6 292.5 332.8 0.34 18 437 6913 -10.1 -35.1 11 25.0 -15.7 273 4 333.3 333.4 293.0 335.0 0.44 19 425 7127 -11.7 -16.7 66 5.0 -13.5 292 5 333.9 334.4 294.9 342.5 2.44 20 413 7346 -13.1 -21.1 51 8.0 -15.7 305 7 334.9 335.2 294.6 341.0 1.72 21 410 7402 -13.5 -18.1 68 4.6 -15.1 308 8 335.1 335.5 295.0 343.0 2.24 22 408 7439 -13.5 -25.5 36 12.0 -16.9 311 8 335.5 335.8 294.3 339.8 1.18 23 405 7495 -13.5 -28.5 27 15.0 -17.4 314 9 336.2 336.4 294.2 339.6 0.90 24 400 7590 -14.1 -23.1 46 9.0 -16.9 320 10 336.7 337.0 294.8 342.1 1.49 25 378 8017 -17.7 -19.6 85 1.9 -18.3 304 13 337.4 337.8 295.5 345.0 2.14 26 363 8319 -19.3 -25.3 59 6.0 -20.9 296 14 339.2 339.5 295.3 344.1 1.35 27 313 9405 -27.1 -29.9 77 2.8 -27.7 297 18 343.0 343.2 295.9 346.9 1.02 28 300 9710 -29.1 -35.1 56 6.0 -30.1 295 19 344.4 344.5 295.9 346.9 0.64 29 261 10692 -36.1 -45.1 39 9.0 -37.0 306 22 348.1 348.1 296.4 349.2 0.26 30 258 10773 -36.7 -47.7 31 11.0 -37.7 307 22 348.4 348.4 296.4 349.2 0.20 31 250 10990 -38.7 -47.7 38 9.0 -39.5 310 23 348.5 348.6 296.5 349.4 0.21 32 200 12480 -51.1 -62.1 26 11.0 -51.4 290 26 351.8 351.9 297.1 352.0 0.04 33 161 13849 -62.7 -72.7 25 10.0 -62.8 301 27 354.8 354.8 297.7 354.9 0.01 34 150 14280 -66.5 -72.5 43 6.0 -66.5 305 27 355.5 355.5 297.8 355.6 0.01 35 149 14320 -66.7 -72.7 42 6.0 -66.7 306 27 355.9 355.9 297.9 355.9 0.01 36 123 15457 -74.9 -79.0 53 4.1 -74.9 339 19 361.0 361.0 298.9 361.0 0.01 37 121 15552 -75.7 -80.0 51 4.3 -75.7 342 19 361.2 361.2 299.0 361.3 0.01 38 114 15897 -75.3 -81.3 39 6.0 -75.3 352 16 368.2 368.2 300.2 368.2 0.00 39 110 16104 -76.3 -83.3 32 7.0 -76.3 359 15 370.1 370.1 300.6 370.1 0.00 40 105 16371 -78.1 -84.1 37 6.0 -78.1 7 13 371.6 371.6 300.8 371.6 0.00 41 100 16650 -77.9 -84.9 31 7.0 -77.9 15 11 377.2 377.2 301.8 377.2 0.00 42 94 17001 -80.1 -86.1 36 6.0 -80.1 20 9 379.6 379.6 302.2 379.6 0.00 43 72 18527 -75.1 -85.1 20 10.0 -75.2 11 8 420.3 420.3 307.7 420.3 0.00 44 70 18690 -76.3 -86.3 19 10.0 -76.3 10 8 421.2 421.2 307.9 421.2 0.00 45 63 19298 -75.9 -85.9 19 10.0 -75.9 19 16 434.9 434.9 309.4 434.9 0.00 46 50 20650 -70.5 -85.5 9 15.0 -70.6 40 33 477.4 477.4 313.2 477.4 0.01 47 39 22158 -61.3 -88.3 2 27.0 -61.9 535.8 535.8 317.3 535.8 0.00 TRP 94 17001 -80.1 -86.1 36 6.0 -80.1 20 9 379.6 379.6 302.2 379.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5825.00 m Freezing level: 562.68 mb = 4934.54 m = 16189.23 ft Wetbulb zero: 591.27 mb = 4520.53 m = 14830.97 ft Sfc-500 mean rel hum: 71.80 % Est. max temperature: 27.00 C = 80.61 F Sfc-Lift cond lev (LCL): 728.82 mb = 2782.14 m = 9127.64 ft T: 13.92 C 700-500 lapse rate: 5.83 C/km ThetaE index: 14.18 C Layer 807.0- 587.0 mb Conv cond level (CCL): 698.12 mb = 3154.25 m = 10348.45 ft Mean mixing ratio: 11.93 g/kg Conv temperature: 26.88 C = 80.39 F Cap Strength: 1.36 C Lifted Index: -1.67 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.64 C Lifted Index @700 mb: 0.63 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 288.70 J/kg Max Up Vert Vel: 24.03 m/s Conv Inhibition (B-): 25.21 J/kg Cap Strength: 1.36 C Lift Cond Lev (LCL): 716.82 mb = 2926.04 m = 9599.76 ft Lev Free Conv (LFC): 671.82 mb = 3472.75 m = 11393.41 ft Equ Level (EL): 271.82 mb = 10405.66 m = 34138.88 ft B at Equ Level: 287.60 J/kg Max Parcel Lev (MPL): 151.82 mb = 14206.37 m = 46608.27 ft Wind level data Storm motion: 250 at 5 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 ---------------------------------------------------------- 0 844 1500 330 3 1.5 -2.6 | 39 6 -3.6 -4.5 1 785 2134 265 7 7.0 0.6 | 305 2 1.8 -1.3 2 758 2438 255 10 9.7 2.6 | 262 5 4.5 0.7 3 700 3132 175 8 -0.7 8.0 | 136 8 -5.8 6.1 4 632 3962 175 9 -0.8 9.0 | 140 9 -5.9 7.0 5 586 4572 205 10 4.2 9.1 | 173 7 -0.9 7.1 6 544 5182 180 5 0.0 5.0 | 121 6 -5.1 3.1 7 500 5860 245 9 8.2 3.8 | 238 4 3.0 1.9 8 466 6401 215 5 2.9 4.1 | 134 3 -2.3 2.2 9 431 7010 285 4 3.9 -1.0 | 23 3 -1.3 -3.0 10 400 7590 320 10 6.4 -7.7 | 352 10 1.3 -9.6 11 367 8230 295 14 12.7 -5.9 | 316 11 7.6 -7.8 12 338 8839 300 16 13.9 -8.0 | 319 13 8.7 -9.9 13 300 9710 295 19 17.2 -8.0 | 309 16 12.1 -9.9 14 250 10990 310 23 17.6 -14.8 | 323 21 12.5 -16.7 15 200 12480 290 26 24.4 -8.9 | 299 22 19.3 -10.8 16 150 14280 305 27 22.1 -15.5 | 316 24 17.0 -17.4 17 100 16650 15 11 -2.8 -10.6 | 32 15 -8.0 -12.5 18 94 17001 20 9 -3.1 -8.5 | 38 13 -8.2 -10.4 19 70 18690 10 8 -1.4 -7.9 | 34 12 -6.5 -9.8 20 50 20650 40 33 -21.2 -25.3 | 44 38 -26.3 -27.2 Wind Parameters Mean winds (0-6000m): 219.5 at 7.3 knts Storm direction: 249.5 at 5.5 knts Shear (0-3000m) pos: 0.8 neg: 1.9 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 129.5 deg Storm rel helicity (0-3000m) pos: 10.2 neg: -25.4 tot: -15.2 m^2/s^2 ave: -5.1 10^-3 m/s^2 rel: -0.55 Storm rel vorticity (0-3000m) horiz: 4.8 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 43.19 Bulk Shear: 6.68 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 ------------------------------------------------------------------------------- 500 289 5 13 3| 0.0 5.0 5.0| 0.0 -5.2 -5.2 -10.3 -0.84| 5.4 -4.5 1000 270 6 327 2| 0.0 5.1 5.1| 0.0 -9.6 -9.6 -9.6 -0.85| 5.8 -5.0 1500 251 7 255 2| 0.0 3.7 3.7| 0.0 -21.5 -21.5 -14.4 -0.89| 7.1 -6.3 2000 230 8 193 3| 0.0 2.9 2.9| 0.5 -25.4 -24.9 -12.5 -0.86| 6.0 -5.1 2500 214 8 170 5| 0.1 2.3 2.5| 1.9 -25.4 -23.5 -9.4 -0.81| 4.9 -4.0 3000 207 8 165 5| 0.8 1.9 2.7| 10.2 -25.4 -15.2 -5.1 -0.55| 4.8 -2.7 4000 205 8 160 6| 0.9 1.2 2.1| 15.0 -34.6 -19.7 -4.9 -0.47| 4.8 -2.3 5000 211 8 166 5| 1.1 1.1 2.2| 19.4 -38.2 -18.9 -3.8 -0.37| 5.0 -1.8 6000 220 7 173 4| 1.5 0.9 2.4| 19.5 -41.6 -22.2 -3.7 -0.38| 5.1 -1.9 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20260118.11.gif