UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050612.upa.cvt Date: 1200Z 6 MAY 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:1200Z 6 MAY 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 180 1 925 857 SFC 857 1500 23.2 8.2 38 15.0 13.8 330 4 309.7 311.2 292.9 334.2 7.98 3 853 1551 20.2 6.2 40 14.0 11.9 336 6 307.0 308.3 291.2 328.3 6.98 4 850 1590 20.0 6.0 40 14.0 11.7 340 7 307.1 308.4 291.2 328.2 6.91 5 737 2795 8.8 1.8 61 7.0 5.0 322 6 307.7 308.8 290.5 325.8 5.92 6 723 2954 9.8 -8.2 27 18.0 1.7 334 6 310.5 311.0 288.6 319.5 2.85 7 722 2965 9.8 -8.2 27 18.0 1.7 335 6 310.6 311.1 288.6 319.7 2.85 8 700 3222 9.4 -7.6 29 17.0 1.6 355 5 312.9 313.5 289.6 322.8 3.08 9 653 3795 7.8 -17.2 15 25.0 -1.7 279 2 317.4 317.7 289.5 322.5 1.52 10 597 4525 2.4 -21.6 15 24.0 -5.6 295 6 319.4 319.6 289.8 323.3 1.14 11 577 4800 2.4 -29.6 7 32.0 -6.7 326 8 322.5 322.6 290.1 324.5 0.57 12 563 4998 1.2 -34.8 5 36.0 -7.8 350 10 323.3 323.4 290.2 324.6 0.35 13 532 5450 -1.5 -36.5 5 35.0 -9.8 18 11 325.4 325.4 290.7 326.6 0.32 14 500 5940 -5.3 -36.3 7 31.0 -12.3 25 11 326.6 326.6 291.1 327.9 0.34 15 400 7650 -19.5 -42.5 11 23.0 -22.9 225 7 329.6 329.7 291.9 330.5 0.23 16 391 7818 -20.9 -42.9 12 22.0 -24.0 239 8 330.0 330.0 291.9 330.8 0.22 17 319 9288 -30.9 -55.9 7 25.0 -32.7 230 25 335.9 335.9 293.3 336.1 0.06 18 313 9422 -31.5 -52.5 11 21.0 -33.2 224 27 336.9 336.9 293.6 337.3 0.09 19 300 9720 -34.3 -50.3 18 16.0 -35.5 210 32 337.0 337.1 293.7 337.5 0.13 20 277 10272 -39.9 -50.9 30 11.0 -40.6 210 33 336.7 336.7 293.6 337.2 0.13 21 275 10321 -40.1 -52.1 27 12.0 -40.8 210 33 337.1 337.2 293.7 337.6 0.11 22 270 10447 -39.5 -62.5 7 23.0 -40.5 210 34 339.8 339.8 294.3 339.9 0.03 23 266 10549 -40.1 -63.1 7 23.0 -41.1 210 34 340.4 340.4 294.4 340.5 0.03 24 250 10970 -42.9 -68.9 4 26.0 -43.7 210 35 342.3 342.3 294.9 342.3 0.01 25 200 12440 -53.5 -70.5 11 17.0 -53.8 225 23 348.0 348.0 296.2 348.1 0.01 26 182 13039 -57.9 -73.9 11 16.0 -58.1 222 25 350.4 350.4 296.7 350.4 0.01 27 150 14240 -63.7 -80.7 8 17.0 -63.8 215 28 360.3 360.3 298.8 360.4 0.00 28 145 14447 -64.5 -81.5 8 17.0 -64.6 210 26 362.5 362.5 299.2 362.5 0.00 29 109 16143 -75.9 -86.9 16 11.0 -75.9 172 11 371.8 371.8 300.9 371.8 0.00 30 100 16640 -76.5 -87.5 16 11.0 -76.5 160 6 379.9 379.9 302.2 379.9 0.00 31 87 17434 -79.1 -89.1 18 10.0 -79.1 35 4 390.1 390.1 303.8 390.1 0.00 32 86 17499 -79.1 -88.1 21 9.0 -79.1 27 4 391.4 391.4 304.0 391.4 0.00 33 82 17772 -75.3 -87.3 14 12.0 -75.3 353 5 404.6 404.6 305.8 404.6 0.00 34 70 18690 -73.7 -88.7 8 15.0 -73.7 240 7 426.7 426.7 308.5 426.7 0.00 35 62 19399 -73.9 -88.9 8 15.0 -74.0 278 6 441.3 441.3 310.0 441.4 0.00 36 55 20114 -65.1 -89.1 2 24.0 -65.4 315 6 476.9 476.9 313.2 476.9 0.00 37 52 20458 -62.7 -90.7 1 28.0 -63.1 333 5 490.2 490.2 314.2 490.2 0.00 38 50 20700 -62.7 -92.7 1 30.0 -63.1 345 5 495.7 495.7 314.7 495.7 0.00 39 38 22392 -61.5 -92.5 1 31.0 -62.1 36 11 539.3 539.3 317.5 539.3 0.00 40 30 23880 -54.3 -87.3 1 33.0 -56.0 80 17 596.6 596.6 320.5 596.6 0.01 41 29 24097 -54.3 -87.3 1 33.0 -56.1 85 17 602.4 602.4 320.7 602.5 0.01 42 21 26174 -52.9 -85.9 1 33.0 -55.5 137 16 664.9 664.9 323.2 665.0 0.01 43 20 26490 -51.3 -84.3 1 33.0 -54.4 145 16 679.1 679.2 323.7 679.3 0.02 44 16 27953 -47.3 -82.3 1 35.0 -52.3 737.0 737.0 325.6 737.2 0.03 TRP 87 17434 -79.1 -89.1 18 10.0 -79.1 35 4 390.1 390.1 303.8 390.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 549.22 mb = 5198.79 m = 17056.18 ft Wetbulb zero: 677.68 mb = 3489.24 m = 11447.51 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 24.82 % Est. max temperature: 25.52 C = 77.94 F Sfc-Lift cond lev (LCL): 686.47 mb = 3382.87 m = 11098.53 ft T: 8.95 C 700-500 lapse rate: 5.41 C/km ThetaE index: 14.68 C Layer 853.0- 722.0 mb Conv cond level (CCL): 534.79 mb = 5408.48 m = 17744.13 ft Mean mixing ratio: 6.55 g/kg Conv temperature: 38.01 C = 100.42 F Cap Strength: 7.86 C Lifted Index: 7.22 C Risk: None Lifted Index @300 mb: 7.69 C Lifted Index @700 mb: 4.98 C Showalter Index: 6.81 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 11.30 C K Index: 14.30 Risk: None Sweat Index: 97.00 Risk: None Energy Index: 0.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.42 J/kg Max Up Vert Vel: 0.92 m/s Conv Inhibition (B-): 38427.47 J/kg Cap Strength: 7.87 C Lift Cond Lev (LCL): 679.38 mb = 3468.55 m = 11379.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 25 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 ---------------------------------------------------------- 0 857 1500 330 4 2.0 -3.5 | 256 4 4.2 1.1 1 850 1590 340 7 2.4 -6.6 | 294 5 4.5 -2.0 2 797 2134 325 4 2.3 -3.3 | 254 5 4.4 1.3 3 768 2438 295 7 6.3 -3.0 | 260 9 8.5 1.6 4 700 3222 355 5 0.4 -5.0 | 280 3 2.6 -0.4 5 639 3962 255 1 1.0 0.3 | 213 6 3.1 4.8 6 592 4572 300 7 6.1 -3.5 | 263 8 8.2 1.0 7 549 5182 15 11 -2.8 -10.6 | 7 6 -0.7 -6.1 8 500 5940 25 11 -4.6 -10.0 | 25 6 -2.5 -5.4 9 471 6401 30 10 -5.0 -8.7 | 35 5 -2.8 -4.1 10 435 7010 30 4 -2.0 -3.5 | 188 1 0.2 1.1 11 400 7650 225 7 4.9 4.9 | 217 12 7.1 9.5 12 369 8230 275 12 12.0 -1.0 | 256 15 14.1 3.5 13 339 8839 250 19 17.9 6.5 | 241 23 20.0 11.0 14 300 9720 210 32 16.0 27.7 | 209 37 18.2 32.2 15 250 10970 210 35 17.5 30.3 | 209 40 19.7 34.8 16 200 12440 225 23 16.3 16.3 | 222 28 18.4 20.8 17 150 14240 215 28 16.1 22.9 | 214 33 18.2 27.5 18 100 16640 160 6 -2.1 5.6 | 181 10 0.1 10.2 19 87 17434 35 4 -2.3 -3.3 | 174 1 -0.1 1.3 20 70 18690 240 7 6.1 3.5 | 226 11 8.2 8.0 21 50 20700 345 5 1.3 -4.8 | 275 3 3.4 -0.3 22 30 23880 80 17 -16.7 -3.0 | 96 15 -14.6 1.6 23 20 26490 145 16 -9.2 13.1 | 158 19 -7.0 17.6 Wind Parameters Mean winds (0-6000m): 355.4 at 6.7 knts Storm direction: 25.4 at 5.0 knts Shear (0-3000m) pos: 0.8 neg: 1.1 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 0.8 deg Storm rel helicity (0-3000m) pos: 17.6 neg: -10.7 tot: 6.9 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.60 Bulk Shear: 0.71 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 ------------------------------------------------------------------------------- 500 336 6 279 5| 0.0 0.8 0.8| 3.5 -3.1 0.4 0.7 0.11| 5.8 0.6 1000 323 6 269 5| 0.0 2.0 2.0| 4.6 -4.0 0.6 0.6 0.06| 5.1 0.3 1500 321 6 270 6| 1.5 1.4 2.8| 7.8 -4.0 3.8 2.5 0.17| 4.9 0.8 2000 325 6 270 5| 1.1 1.3 2.4| 7.9 -6.2 1.7 0.8 0.02| 4.9 0.1 2500 326 5 264 5| 0.9 1.3 2.2| 7.9 -10.7 -2.8 -1.1 -0.12| 4.6 -0.5 3000 321 5 260 5| 0.8 1.1 1.9| 17.6 -10.7 6.9 2.3 0.09| 4.8 0.4 4000 335 6 280 5| 2.0 0.8 2.8| 42.4 -10.7 31.8 7.9 0.39| 5.4 2.1 5000 353 7 308 4| 1.4 0.7 2.1| 45.7 -10.7 35.0 7.0 0.41| 4.7 1.9 6000 355 7 308 3| 1.2 1.7 2.9| 46.8 -18.9 27.9 4.6 0.30| 5.3 1.6 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20250506.12.gif