UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042711.upa.cvt Date: 1100Z 27 APR 25 Searching for FACT... Searching the city database file for: FACT ... Date:1100Z 27 APR 25 Station: FACT WMO ident: 68816 Latitude: -33.98 Longitude: 18.60 Elevation: 42.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1009 42 29.2 10.2 31 19.0 17.4 290 9 301.6 303.0 290.2 324.6 7.76 1 1008 52 29.2 10.2 31 19.0 17.4 292 10 301.7 303.1 290.2 324.8 7.77 2 1000 129 28.2 8.2 28 20.0 16.1 310 14 301.4 302.6 289.3 321.7 6.83 3 992 200 27.4 7.4 28 20.0 15.5 316 16 301.2 302.4 288.9 320.7 6.52 4 968 416 27.6 5.6 25 22.0 14.7 327 20 303.6 304.6 289.2 321.4 5.89 5 932 750 25.8 4.8 26 21.0 13.6 344 22 305.0 306.1 289.6 322.6 5.79 6 925 816 25.0 4.0 26 21.0 13.0 350 23 304.9 305.9 289.2 321.6 5.51 7 894 1113 22.8 3.8 29 19.0 12.0 344 25 305.6 306.6 289.6 322.7 5.62 8 856 1489 21.0 1.0 26 20.0 10.0 332 25 307.5 308.4 289.5 322.4 4.80 9 850 1550 20.2 0.2 26 20.0 9.5 330 25 307.3 308.2 289.2 321.4 4.56 10 772 2368 12.6 -2.4 35 15.0 5.1 313 27 307.7 308.5 288.9 320.6 4.15 11 744 2676 9.6 -3.4 40 13.0 3.2 316 26 307.7 308.5 288.8 320.1 4.00 12 739 2732 10.2 -8.8 25 19.0 1.8 318 25 309.0 309.5 287.9 317.4 2.66 13 735 2777 11.2 -18.8 10 30.0 0.3 319 25 310.5 310.7 286.9 314.4 1.18 14 722 2926 12.2 -25.8 5 38.0 -0.1 323 24 313.2 313.3 287.2 315.4 0.65 15 700 3184 10.2 -25.8 6 36.0 -1.3 330 23 313.8 313.9 287.5 316.1 0.67 16 569 4876 1.8 281 23 323.1 17 528 5472 -3.5 -33.5 8 30.0 -10.8 280 25 323.7 323.8 290.3 325.3 0.43 18 504 5838 -5.9 -36.9 7 31.0 -12.6 293 26 325.1 325.2 290.6 326.3 0.32 19 500 5900 -6.5 -36.5 7 30.0 -13.0 295 26 325.1 325.2 290.7 326.4 0.34 20 464 6479 -11.1 -29.1 21 18.0 -15.6 299 27 326.4 326.6 291.5 329.1 0.74 21 451 6696 -12.3 -24.3 36 12.0 -15.7 298 27 327.6 327.8 292.2 331.8 1.19 22 400 7600 -19.9 -31.9 34 12.0 -22.3 290 23 329.1 329.3 292.2 331.5 0.66 23 393 7730 -20.9 -27.9 53 7.0 -22.5 286 23 329.5 329.7 292.5 333.0 0.98 24 384 7900 -22.3 -27.3 64 5.0 -23.4 281 22 329.8 330.0 292.7 333.6 1.06 25 368 8210 -24.5 -27.8 74 3.3 -25.2 271 21 330.9 331.2 293.0 334.8 1.06 26 318 9253 -32.5 -37.5 61 5.0 -33.1 265 24 334.0 334.1 293.3 335.8 0.48 27 300 9660 -35.9 -41.9 54 6.0 -36.5 260 23 334.8 334.8 293.3 336.0 0.32 28 296 9753 -36.5 -43.5 48 7.0 -37.2 260 23 335.2 335.3 293.4 336.3 0.27 29 250 10900 -46.3 -53.3 45 7.0 -46.6 265 25 337.2 337.3 293.7 337.7 0.11 30 244 11061 -47.5 -56.5 35 9.0 -47.9 262 25 337.8 337.8 293.9 338.1 0.07 31 200 12340 -58.5 -67.5 30 9.0 -58.6 240 24 340.1 340.1 294.4 340.2 0.02 32 169 13382 -66.5 -71.5 49 5.0 -66.5 231 38 343.6 343.6 295.2 343.7 0.01 33 165 13526 -67.7 -72.7 49 5.0 -67.7 230 40 344.0 344.0 295.3 344.0 0.01 34 150 14100 -68.5 -75.5 36 7.0 -68.5 230 46 352.1 352.1 297.1 352.1 0.01 35 136 14684 -70.5 -79.5 25 9.0 -70.5 240 44 358.6 358.6 298.4 358.6 0.01 36 131 14905 -71.5 -79.5 29 8.0 -71.5 243 43 360.6 360.6 298.8 360.7 0.01 37 127 15088 -72.5 -80.5 29 8.0 -72.5 246 42 362.0 362.0 299.1 362.1 0.00 38 115 15673 -71.3 -82.3 18 11.0 -71.3 256 39 374.7 374.7 301.4 374.7 0.00 39 109 15990 -70.7 -82.7 15 12.0 -70.8 261 38 381.6 381.6 302.5 381.6 0.00 40 105 16210 -71.9 -82.9 18 11.0 -71.9 265 37 383.4 383.4 302.8 383.4 0.00 41 102 16382 -70.1 -83.1 13 13.0 -70.2 268 36 390.1 390.1 303.8 390.1 0.00 42 100 16500 -68.7 -82.7 12 14.0 -68.8 270 36 395.0 395.0 304.5 395.0 0.00 43 94 16872 -66.5 -82.5 9 16.0 -66.6 267 33 406.4 406.4 306.0 406.4 0.00 44 72 18472 -69.7 -85.7 8 16.0 -69.8 252 19 431.8 431.8 309.0 431.8 0.00 45 70 18640 -68.9 -85.9 7 17.0 -69.0 250 18 437.0 437.0 309.6 437.0 0.00 46 63 19272 -65.5 -83.5 6 18.0 -65.7 283 14 457.8 457.8 311.6 457.9 0.01 47 60 19566 -67.5 -85.5 6 18.0 -67.7 298 12 459.8 459.8 311.8 459.8 0.00 48 50 20670 -63.7 -83.7 5 20.0 -64.1 355 4 493.4 493.4 314.5 493.4 0.01 49 30 23850 -57.3 -84.3 2 27.0 -58.5 330 5 588.4 588.4 320.0 588.5 0.01 50 20 26440 -51.9 -84.9 1 33.0 -54.8 270 24 677.3 677.3 323.7 677.4 0.01 51 17 27498 -49.9 -83.9 1 34.0 -53.8 716.0 716.0 325.0 716.1 0.02 TRP 165 13526 -67.7 -72.7 49 5.0 -67.7 230 40 344.0 344.0 295.3 344.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 555.08 mb = 5078.76 m = 16662.40 ft Wetbulb zero: 725.09 mb = 2890.25 m = 9482.34 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 23.71 % Est. max temperature: 35.01 C = 95.01 F Sfc-Lift cond lev (LCL): 764.38 mb = 2450.25 m = 8038.79 ft T: 11.79 C 700-500 lapse rate: 6.15 C/km ThetaE index: 8.29 C Layer 856.0- 722.0 mb Conv cond level (CCL): 537.45 mb = 5330.95 m = 17489.77 ft Mean mixing ratio: 6.06 g/kg Conv temperature: 51.23 C = 124.21 F Cap Strength: 10.48 C Lifted Index: 8.89 C Risk: None Lifted Index @300 mb: 9.75 C Lifted Index @700 mb: 9.01 C Showalter Index: 9.12 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: 6.70 C K Index: -9.10 Risk: None Sweat Index: 78.40 Risk: None Energy Index: 1.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.11 J/kg Max Up Vert Vel: 6.18 m/s Conv Inhibition (B-): 35326.11 J/kg Cap Strength: 10.37 C Lift Cond Lev (LCL): 704.45 mb = 3131.19 m = 10272.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 18 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 1009 42 290 9 8.5 -3.1 | 192 14 3.0 13.8 1 1000 129 310 14 10.7 -9.0 | 214 10 5.3 7.9 2 980 305 325 20 11.5 -16.4 | 265 6 6.0 0.5 3 947 610 330 20 10.0 -17.3 | 275 5 4.6 -0.4 4 925 816 350 23 4.0 -22.7 | 14 6 -1.4 -5.7 5 915 914 350 25 4.3 -24.6 | 8 8 -1.1 -7.7 6 850 1550 330 25 12.5 -21.7 | 304 9 7.1 -4.7 7 793 2134 320 28 18.0 -21.4 | 290 13 12.6 -4.5 8 765 2438 310 27 20.7 -17.4 | 272 15 15.2 -0.4 9 700 3184 330 23 11.5 -19.9 | 296 7 6.1 -3.0 10 636 3962 310 22 16.9 -14.1 | 256 12 11.4 2.8 11 589 4572 290 22 20.7 -7.5 | 238 18 15.2 9.4 12 547 5182 270 24 24.0 -0.0 | 228 25 18.6 16.9 13 500 5900 295 26 23.6 -11.0 | 252 19 18.1 5.9 14 468 6401 300 27 23.4 -13.5 | 259 18 17.9 3.4 15 432 7010 295 28 25.4 -11.8 | 256 21 19.9 5.1 16 400 7600 290 23 21.6 -7.9 | 241 19 16.2 9.0 17 366 8230 270 21 21.0 -0.0 | 223 23 15.6 16.9 18 336 8839 270 25 25.0 -0.0 | 229 26 19.6 16.9 19 300 9660 260 23 22.7 4.0 | 219 27 17.2 20.9 20 250 10900 265 25 24.9 2.2 | 226 27 19.5 19.1 21 200 12340 240 24 20.8 12.0 | 208 33 15.4 28.9 22 165 13526 230 40 30.6 25.7 | 211 50 25.2 42.6 23 150 14100 230 46 35.2 29.6 | 213 55 29.8 46.5 24 100 16500 270 36 36.0 -0.0 | 241 35 30.6 16.9 25 70 18640 250 18 16.9 6.2 | 206 26 11.5 23.1 26 50 20670 355 4 0.3 -4.0 | 159 14 -5.1 12.9 27 30 23850 330 5 2.5 -4.3 | 167 13 -2.9 12.6 28 20 26440 270 24 24.0 -0.0 | 228 25 18.6 16.9 Wind Parameters Mean winds (0-6000m): 312.2 at 23.7 knts Storm direction: 342.2 at 17.8 knts Shear (0-3000m) pos: 4.2 neg: 2.5 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 97.7 deg Storm rel helicity (0-3000m) pos: 46.3 neg: -42.2 tot: 4.1 m^2/s^2 ave: 1.4 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.97 Bulk Shear: 6.44 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 ------------------------------------------------------------------------------- 500 322 18 240 6| 14.6 0.0 14.6| 26.6 0.0 26.6 53.2 0.77| 15.7 12.1 1000 334 20 289 4| 11.0 0.0 11.0| 35.0 -4.2 30.8 30.8 0.64| 13.9 9.0 1500 336 22 310 5| 7.3 2.3 9.7| 35.0 -17.5 17.5 11.7 0.32| 11.6 3.7 2000 333 23 304 6| 5.5 2.9 8.4| 35.0 -23.9 11.2 5.6 0.22| 9.9 2.2 2500 329 24 296 8| 4.4 3.0 7.4| 37.5 -42.2 -4.7 -1.9 0.09| 9.4 0.9 3000 327 24 293 8| 4.2 2.5 6.7| 46.3 -42.2 4.1 1.4 0.14| 9.0 1.2 4000 325 24 287 8| 3.2 2.8 5.9| 47.5 -58.2 -10.7 -2.7 0.02| 8.0 0.2 5000 319 23 274 10| 2.5 3.5 6.0| 47.5 -90.7 -43.2 -8.6 -0.08| 7.7 -0.6 6000 312 24 265 12| 2.9 2.9 5.8|103.2 -95.5 7.7 1.3 0.04| 7.5 0.3 Wrote GIF file: /home/apache/climate/data/raob//FACT/skewt/FACT.skewt.20250427.11.gif