UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025090412.upa.cvt Date: 1200Z 4 SEP 25 Searching for SP754... Searching the city database file for: SP754 ... Date:1200Z 4 SEP 25 Station: SP754 WMO ident: 84754 ------------------------------------------------------------------------------- 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 32 1 925 750 2 850 1507 SFC 775 2293 11.8 -5.2 30 17.0 3.8 0 0 306.5 307.1 287.8 316.9 3.35 4 766 2392 14.8 -6.2 23 21.0 4.8 11 1 310.8 311.4 289.0 320.7 3.14 5 756 2505 15.0 -10.0 17 25.0 3.8 23 1 312.1 312.6 288.7 319.8 2.36 6 718 2947 14.2 -8.8 19 23.0 3.5 71 4 315.9 316.4 290.2 324.8 2.74 7 700 3164 12.6 -9.4 21 22.0 2.5 95 5 316.4 317.0 290.3 325.2 2.68 8 670 3529 9.8 -20.2 10 30.0 -1.1 74 6 317.3 317.5 289.1 321.2 1.15 9 564 4929 -1.3 -8.3 59 7.0 -4.4 349 11 320.2 320.9 292.3 332.1 3.63 10 555 5057 -0.5 -9.5 51 9.0 -4.5 341 11 322.7 323.3 292.7 333.8 3.35 11 500 5880 -7.7 -12.7 67 5.0 -9.7 290 14 323.7 324.2 292.6 333.3 2.88 12 417 7269 -18.5 -18.7 98 0.2 -18.6 302 26 327.0 327.4 292.9 334.2 2.10 13 410 7395 -19.5 -20.2 94 0.7 -19.7 303 27 327.3 327.7 292.7 333.8 1.87 14 406 7468 -18.3 -26.3 49 8.0 -20.3 304 28 329.8 330.0 292.7 333.7 1.10 15 400 7580 -18.5 -32.5 28 14.0 -21.4 305 29 330.9 331.1 292.6 333.3 0.62 16 398 7617 -18.5 -38.5 15 20.0 -22.0 305 29 331.4 331.5 292.4 332.7 0.34 17 391 7750 -18.7 -48.7 5 30.0 -22.6 305 31 332.8 332.9 292.6 333.3 0.12 18 351 8543 -25.3 -49.3 9 24.0 -27.9 303 38 334.4 334.4 293.0 334.9 0.12 19 343 8711 -24.3 -46.3 11 22.0 -27.1 302 39 337.9 338.0 294.0 338.6 0.17 20 300 9670 -32.9 -54.9 9 22.0 -34.5 300 48 339.0 339.0 294.1 339.3 0.07 21 250 10920 -43.3 -51.3 41 8.0 -43.7 300 59 341.7 341.7 294.8 342.2 0.14 22 232 11417 -47.8 -53.9 49 6.1 -48.1 300 60 342.2 342.2 295.0 342.6 0.11 23 231 11445 -48.1 -54.1 50 6.0 -48.4 300 60 342.2 342.2 295.0 342.6 0.11 24 226 11589 -49.1 -55.1 50 6.0 -49.3 298 59 342.8 342.8 295.1 343.2 0.10 25 213 11975 -51.5 -66.5 15 15.0 -51.8 294 56 344.9 345.0 295.5 345.0 0.02 26 200 12380 -54.7 -65.7 24 11.0 -54.9 290 53 346.1 346.2 295.8 346.3 0.03 27 196 12510 -55.9 -64.9 32 9.0 -56.1 289 52 346.2 346.2 295.8 346.4 0.03 28 174 13260 -62.1 -74.1 19 12.0 -62.2 283 48 348.0 348.0 296.2 348.0 0.01 29 150 14170 -67.5 -78.5 19 11.0 -67.5 275 42 353.8 353.8 297.4 353.8 0.01 30 120 15488 -74.9 -82.9 28 8.0 -74.9 270 41 363.6 363.6 299.4 363.6 0.00 31 100 16550 -73.1 -86.1 12 13.0 -73.2 260 42 386.5 386.5 303.3 386.5 0.00 32 85 17497 -75.3 -87.3 14 12.0 -75.3 400.4 400.4 305.3 400.4 0.00 33 81 17779 -71.1 -88.1 6 17.0 -71.2 414.6 414.6 307.1 414.6 0.00 34 76 18155 -72.7 -88.7 7 16.0 -72.8 418.9 418.9 307.6 418.9 0.00 35 70 18639 -72.1 -89.1 6 17.0 -72.2 430.1 430.1 308.9 430.1 0.00 36 64 19173 -66.7 -88.7 3 22.0 -66.9 453.2 453.2 311.1 453.2 0.00 37 59 19664 -67.7 -89.7 3 22.0 -67.9 461.6 461.6 311.9 461.6 0.00 38 53 20319 -61.5 -88.5 2 27.0 -62.0 490.3 490.3 314.2 490.3 0.00 39 45 21339 -59.1 -87.1 1 28.0 -59.8 519.6 519.6 316.3 519.7 0.00 40 43 21624 -59.9 -86.9 2 27.0 -60.6 524.5 524.5 316.6 524.5 0.00 TRP 120 15488 -74.9 -82.9 28 8.0 -74.9 270 41 363.6 363.6 299.4 363.6 0.00 WND 232 11417 -47.8 -53.9 49 6.1 -48.1 300 60 342.2 342.2 295.0 342.6 0.11 Sounding variables and indices 1000-500 mb thick: 5848.00 m Freezing level: 576.41 mb = 4764.98 m = 15632.95 ft Wetbulb zero: 679.03 mb = 3417.43 m = 11211.91 ft Sfc-500 mean rel hum: 35.74 % Est. max temperature: 22.99 C = 73.38 F Sfc-Lift cond lev (LCL): 597.83 mb = 4455.37 m = 14617.18 ft T: 2.45 C 700-500 lapse rate: 7.47 C/km ThetaE index: 0.94 C Layer 756.0- 718.0 mb Conv cond level (CCL): 434.18 mb = 6959.73 m = 22833.48 ft Mean mixing ratio: 2.51 g/kg Conv temperature: 30.23 C = 86.42 F Cap Strength: 7.48 C Lifted Index: 7.28 C Risk: None Lifted Index @300 mb: 12.20 C Lifted Index @700 mb: 1.80 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.06 J/kg Max Up Vert Vel: 8.37 m/s Conv Inhibition (B-): 19172.57 J/kg Cap Strength: 7.48 C Lift Cond Lev (LCL): 506.92 mb = 5771.68 m = 18935.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 332 at 11 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 ---------------------------------------------------------- 0 775 2293 0 0 -0.0 -0.0 | 152 11 -5.3 9.8 1 700 3164 95 5 -5.0 0.4 | 135 14 -10.2 10.2 2 500 5880 290 14 13.2 -4.8 | 238 9 7.9 5.0 3 400 7580 305 29 23.8 -16.6 | 290 20 18.5 -6.8 4 300 9670 300 48 41.6 -24.0 | 291 39 36.3 -14.2 5 250 10920 300 59 51.1 -29.5 | 293 50 45.8 -19.7 6 232 11417 300 60 52.0 -30.0 | 293 51 46.7 -20.2 7 200 12380 290 53 49.8 -18.1 | 281 45 44.5 -8.3 8 150 14170 275 42 41.8 -3.7 | 260 37 36.6 6.1 9 120 15488 270 41 41.0 -0.0 | 255 37 35.7 9.8 10 100 16550 260 42 41.4 7.3 | 245 40 36.1 17.1 Wind Parameters Mean winds (0-6000m): 301.7 at 14.8 knts Storm direction: 331.7 at 11.1 knts Shear (0-3000m) pos: 0.9 neg: 2.7 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 124.6 deg Storm rel helicity (0-3000m) pos: 0.2 neg: -38.7 tot: -38.4 m^2/s^2 ave: -12.8 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.01 Bulk Shear: 34.70 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 ------------------------------------------------------------------------------- 500 119 1 148 12| 3.0 0.0 3.0| 0.0 -7.7 -7.7 -15.4 -0.85| 3.3 -2.8 1000 94 3 141 13| 2.8 0.0 2.8| 0.2 -12.0 -11.8 -11.8 -0.53| 3.8 -2.0 1500 81 4 135 13| 1.9 1.3 3.1| 0.2 -23.8 -23.6 -15.7 -0.65| 3.8 -2.5 2000 61 5 128 12| 1.4 2.0 3.4| 0.2 -32.9 -32.6 -16.3 -0.66| 4.0 -2.6 2500 36 6 120 10| 1.1 2.4 3.5| 0.2 -37.3 -37.1 -14.8 -0.60| 4.3 -2.6 3000 1 7 119 6| 0.9 2.7 3.6| 0.2 -38.7 -38.4 -12.8 -0.60| 4.7 -2.8 4000 299 9 203 6| 0.7 2.9 3.6| 8.8 -42.7 -34.0 -8.5 -0.41| 5.1 -2.1 5000 299 11 229 6| 0.8 2.3 3.1| 34.9 -42.7 -7.8 -1.6 -0.19| 5.0 -0.9 6000 302 15 255 8| 1.0 2.3 3.3| 47.3 -42.7 4.6 0.8 -0.11| 5.0 -0.6 Wrote GIF file: /home/apache/climate/data/raob//SP754/skewt/SP754.skewt.20250904.12.gif