UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110811.upa.cvt Date: 1100Z 8 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:1100Z 8 NOV 25 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 161 1 925 833 SFC 854 1500 21.2 11.2 53 10.0 14.7 320 4 307.9 309.8 293.7 337.8 9.83 3 853 1515 21.8 10.8 50 11.0 14.7 319 4 308.7 310.5 293.8 337.8 9.58 4 852 1531 19.2 10.2 56 9.0 13.5 318 5 306.1 307.8 292.7 333.8 9.21 5 850 1561 18.4 9.4 56 9.0 12.8 315 6 305.4 307.0 292.2 331.7 8.74 6 832 1744 16.4 8.4 59 8.0 11.5 326 6 305.2 306.7 291.8 330.3 8.34 7 741 2717 7.6 7.3 98 0.3 7.4 49 5 305.9 307.5 292.3 332.1 8.69 8 736 2773 6.8 5.4 91 1.4 6.0 57 5 305.6 307.0 291.3 328.8 7.66 9 700 3184 4.2 4.2 100 0.0 4.2 110 4 307.1 308.5 291.6 329.7 7.41 10 679 3432 3.4 3.4 100 0.0 3.4 79 4 308.9 310.3 292.0 331.1 7.22 11 668 3564 1.2 1.2 100 0.0 1.2 62 4 307.9 309.1 290.9 327.1 6.26 12 637 3946 0.0 0.0 100 0.0 0.0 14 3 310.8 311.9 291.6 329.4 6.02 13 631 4021 -0.9 -3.8 81 2.9 -2.3 8 3 310.6 311.4 290.2 324.9 4.58 14 630 4034 -0.9 -4.0 79 3.1 -2.4 8 3 310.7 311.6 290.2 324.9 4.52 15 603 4384 -0.7 -3.7 80 3.0 -2.1 357 6 314.9 315.8 291.7 330.2 4.83 16 600 4424 -0.9 -9.9 50 9.0 -4.7 355 6 315.1 315.7 290.2 324.8 3.00 17 594 4504 -0.7 -8.7 55 8.0 -4.2 353 6 316.2 316.9 290.9 327.0 3.34 18 548 5143 -5.5 -7.3 87 1.8 -6.3 272 3 317.9 318.7 292.0 331.0 4.04 19 529 5420 -5.5 -11.5 63 6.0 -7.9 270 3 321.1 321.7 292.0 331.1 3.00 20 500 5860 -9.5 -16.5 57 7.0 -11.9 280 3 321.5 321.9 291.3 328.6 2.10 21 499 5875 -9.5 -16.5 57 7.0 -11.9 280 3 321.6 322.1 291.3 328.8 2.11 22 489 6031 -10.9 -14.1 77 3.2 -12.1 285 4 321.8 322.3 291.9 330.6 2.63 23 481 6158 -11.3 -21.3 43 10.0 -14.3 288 5 322.8 323.1 291.1 327.8 1.45 24 469 6351 -12.9 -18.9 61 6.0 -14.8 293 7 323.2 323.5 291.6 329.4 1.83 25 461 6482 -14.1 -22.1 51 8.0 -16.4 291 8 323.3 323.5 291.2 328.2 1.41 26 456 6565 -14.5 -26.5 35 12.0 -17.5 287 9 323.8 324.0 290.9 327.2 0.96 27 453 6615 -14.9 -21.9 55 7.0 -16.9 285 10 323.9 324.2 291.4 329.0 1.46 28 451 6648 -14.9 -23.9 46 9.0 -17.3 283 10 324.3 324.5 291.3 328.6 1.23 29 447 6716 -13.7 -40.7 8 27.0 -18.4 280 11 326.6 326.7 291.0 327.6 0.24 30 422 7150 -17.1 -45.1 7 28.0 -21.1 264 16 327.7 327.7 291.2 328.3 0.16 31 401 7531 -19.5 -43.5 10 24.0 -22.9 260 18 329.4 329.4 291.7 330.2 0.20 32 400 7550 -19.7 -40.7 14 21.0 -22.9 260 18 329.4 329.4 291.8 330.4 0.27 33 394 7662 -20.3 -29.3 44 9.0 -22.2 266 18 330.0 330.2 292.6 333.1 0.86 34 389 7756 -20.1 -29.1 45 9.0 -22.1 270 17 331.5 331.7 293.0 334.7 0.89 35 387 7794 -21.7 -30.7 44 9.0 -23.5 272 17 329.9 330.0 292.4 332.7 0.77 36 362 8282 -24.7 -32.7 47 8.0 -26.2 297 15 332.2 332.4 293.0 334.7 0.68 37 355 8424 -25.3 -37.3 32 12.0 -27.2 304 13 333.3 333.4 293.0 334.9 0.44 38 338 8777 -28.3 -44.3 20 16.0 -30.2 321 10 333.9 334.0 293.0 334.8 0.22 39 318 9211 -31.5 -36.3 63 4.8 -32.2 297 20 335.3 335.5 293.7 337.4 0.54 40 304 9527 -33.9 -41.9 44 8.0 -34.8 272 29 336.3 336.4 293.7 337.6 0.32 41 300 9620 -34.7 -41.7 49 7.0 -35.4 265 32 336.5 336.5 293.7 337.7 0.33 42 271 10324 -41.1 -44.9 67 3.8 -41.4 259 41 337.1 337.1 293.9 338.1 0.26 43 250 10870 -45.5 -52.5 45 7.0 -45.9 255 49 338.4 338.4 294.0 338.9 0.12 44 243 11058 -46.9 -51.9 57 5.0 -47.1 256 53 339.1 339.1 294.2 339.6 0.13 45 242 11085 -47.1 -52.1 56 5.0 -47.3 256 54 339.2 339.2 294.3 339.7 0.13 46 230 11419 -48.9 -63.9 16 15.0 -49.3 257 62 341.4 341.4 294.7 341.5 0.03 47 200 12320 -55.3 -66.3 24 11.0 -55.5 260 83 345.2 345.2 295.6 345.3 0.03 48 172 13267 -61.7 -71.0 28 9.2 -61.9 260 97 349.7 349.7 296.6 349.8 0.02 49 169 13376 -62.5 -71.5 29 9.0 -62.6 257 92 350.3 350.3 296.7 350.3 0.01 50 151 14069 -63.1 -76.1 16 13.0 -63.2 241 62 360.7 360.7 298.8 360.7 0.01 51 150 14110 -63.5 -76.5 16 13.0 -63.6 240 60 360.7 360.7 298.8 360.7 0.01 52 140 14531 -66.5 -78.5 17 12.0 -66.6 237 55 362.6 362.6 299.2 362.6 0.01 53 130 14980 -67.3 -79.3 17 12.0 -67.4 235 50 368.9 368.9 300.4 369.0 0.01 54 122 15360 -70.5 -81.5 18 11.0 -70.5 232 46 369.9 369.9 300.5 369.9 0.00 55 116 15660 -70.7 -82.7 15 12.0 -70.8 230 42 374.9 374.9 301.4 374.9 0.00 56 113 15816 -68.9 -80.9 16 12.0 -68.9 230 40 381.0 381.1 302.4 381.1 0.01 57 100 16540 -73.5 -82.5 24 9.0 -73.5 225 32 385.7 385.7 303.2 385.7 0.00 58 98 16658 -73.9 -82.9 24 9.0 -73.9 225 32 387.2 387.2 303.3 387.2 0.00 59 74 18303 -73.7 -84.7 17 11.0 -73.7 208 14 420.0 420.0 307.7 420.0 0.00 60 70 18630 -71.7 -83.7 15 12.0 -71.8 205 10 431.0 431.0 308.9 431.0 0.01 61 57 19872 -61.7 -80.7 6 19.0 -62.1 162 9 479.8 479.8 313.4 479.8 0.01 62 50 20680 -63.3 -82.3 6 19.0 -63.7 135 8 494.3 494.3 314.5 494.4 0.01 63 40 22047 -64.1 -84.1 5 20.0 -64.5 98 8 524.9 524.9 316.6 524.9 0.01 64 39 22203 -60.7 -81.7 5 21.0 -61.3 94 8 537.3 537.3 317.3 537.4 0.01 65 30 23850 -56.7 -80.7 3 24.0 -58.0 50 8 590.1 590.1 320.2 590.2 0.02 66 27 24521 -54.7 -80.7 3 26.0 -56.5 59 8 613.7 613.7 321.2 613.9 0.02 67 23 25540 -57.1 -82.1 3 25.0 -58.7 73 9 635.5 635.5 322.1 635.6 0.02 68 20 26430 -54.3 -79.3 3 25.0 -56.6 85 9 670.0 670.0 323.4 670.3 0.04 69 16 27873 -50.3 -79.3 2 29.0 -54.2 727.2 727.2 325.3 727.6 0.05 TRP 98 16658 -73.9 -82.9 24 9.0 -73.9 225 32 387.2 387.2 303.3 387.2 0.00 WND 172 13267 -61.7 -71.0 28 9.2 -61.9 260 97 349.7 349.7 296.6 349.8 0.02 Sounding variables and indices 1000-500 mb thick: 5699.00 m Freezing level: 637.00 mb = 3945.64 m = 12944.85 ft Wetbulb zero: 636.95 mb = 3946.29 m = 12946.98 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 79.35 % Est. max temperature: 20.26 C = 68.48 F Sfc-Lift cond lev (LCL): 736.44 mb = 2767.72 m = 9080.33 ft T: 6.87 C 700-500 lapse rate: 5.12 C/km ThetaE index: 7.53 C Layer 852.0- 741.0 mb Conv cond level (CCL): 736.86 mb = 2763.02 m = 9064.92 ft Mean mixing ratio: 8.53 g/kg Conv temperature: 19.01 C = 66.22 F Cap Strength: 2.39 C Lifted Index: 1.14 C Risk: Showers probable Lifted Index @300 mb: 4.83 C Lifted Index @700 mb: -0.57 C Showalter Index: 0.91 C Risk: Thunderstorms probable Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.90 C Cross Totals Index: 18.90 C K Index: 37.30 Risk: > 80 % chance of thunderstorms Sweat Index: 127.80 Risk: None Energy Index: -0.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.91 J/kg Max Up Vert Vel: 8.11 m/s Conv Inhibition (B-): 3.52 J/kg Cap Strength: 3.02 C Lift Cond Lev (LCL): 738.37 mb = 2746.15 m = 9009.58 ft Lev Free Conv (LFC): 723.37 mb = 2914.67 m = 9562.44 ft Equ Level (EL): 613.37 mb = 4247.98 m = 13936.78 ft B at Equ Level: 31.84 J/kg Max Parcel Lev (MPL): 553.37 mb = 5066.08 m = 16620.80 ft Wind level data Storm motion: 333 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 ---------------------------------------------------------- 0 854 1500 320 4 2.6 -3.1 | 199 1 0.4 1.2 1 850 1561 315 6 4.2 -4.2 | 271 2 2.1 -0.0 2 794 2134 350 6 1.0 -5.9 | 34 2 -1.1 -1.7 3 765 2438 15 6 -1.6 -5.8 | 67 4 -3.7 -1.6 4 700 3184 110 4 -3.8 1.4 | 133 8 -5.9 5.6 5 635 3962 10 3 -0.5 -3.0 | 115 3 -2.7 1.3 6 588 4572 350 7 1.2 -6.9 | 20 3 -1.0 -2.7 7 545 5182 265 3 3.0 0.3 | 190 5 0.8 4.5 8 500 5860 280 3 3.0 -0.5 | 192 4 0.8 3.7 9 466 6401 295 7 6.3 -3.0 | 253 4 4.2 1.3 10 430 7010 265 15 14.9 1.3 | 247 14 12.8 5.5 11 400 7550 260 18 17.7 3.1 | 245 17 15.5 7.3 12 364 8230 295 15 13.6 -6.3 | 281 12 11.4 -2.1 13 334 8839 325 9 5.2 -7.4 | 317 4 3.0 -3.2 14 300 9620 265 32 31.9 2.8 | 257 31 29.7 7.0 15 250 10870 255 49 47.3 12.7 | 249 48 45.2 16.9 16 200 12320 260 83 81.7 14.4 | 257 82 79.6 18.6 17 172 13267 260 97 95.5 16.8 | 257 96 93.3 21.1 18 150 14110 240 60 52.0 30.0 | 235 60 49.8 34.2 19 100 16540 225 32 22.6 22.6 | 217 34 20.4 26.8 20 98 16658 225 32 22.6 22.6 | 217 34 20.4 26.8 21 70 18630 205 10 4.2 9.1 | 189 13 2.0 13.3 22 50 20680 135 8 -5.7 5.7 | 142 13 -7.8 9.9 23 30 23850 50 8 -6.1 -5.1 | 84 8 -8.3 -0.9 24 20 26430 85 9 -9.0 -0.8 | 107 12 -11.1 3.4 Wind Parameters Mean winds (0-6000m): 302.7 at 6.3 knts Storm direction: 332.7 at 4.8 knts Shear (0-3000m) pos: 1.3 neg: 1.4 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -168.4 deg Storm rel helicity (0-3000m) pos: 15.6 neg: -6.8 tot: 8.8 m^2/s^2 ave: 2.9 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 34.78 Bulk Shear: 0.95 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 ------------------------------------------------------------------------------- 500 328 6 308 1| 2.8 0.0 2.8| 1.5 0.0 1.5 2.9 0.93| 4.9 4.6 1000 344 6 20 2| 2.8 0.0 2.8| 3.8 0.0 3.8 3.8 0.82| 4.7 3.8 1500 1 6 57 3| 2.6 0.0 2.6| 12.1 0.0 12.1 8.0 0.83| 5.1 4.2 2000 14 5 76 4| 2.0 0.4 2.3| 15.5 -3.5 12.0 6.0 0.63| 4.9 3.1 2500 17 5 83 4| 1.6 1.0 2.6| 15.6 -4.6 11.0 4.4 0.51| 4.7 2.4 3000 12 5 81 3| 1.3 1.4 2.7| 15.6 -6.8 8.8 2.9 0.31| 4.5 1.4 4000 358 5 75 2| 1.0 1.0 1.9| 15.7 -11.1 4.5 1.1 0.02| 4.6 0.1 5000 340 5 70 1| 0.2 0.8 1.0| 20.3 -11.1 9.1 1.8 0.12| 4.3 0.5 6000 303 6 256 3| 0.2 1.6 1.8| 20.3 -18.7 1.6 0.3 0.05| 4.6 0.2 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251108.11.gif