UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for SP754... Searching the city database file for: SP754 ... Date:1200Z 30 DEC 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 9 1 925 730 2 850 1489 SFC 773 2297 11.8 -0.2 44 12.0 5.5 0 0 306.7 307.6 289.3 321.7 4.88 4 772 2308 16.6 -1.4 29 18.0 7.1 0 0 312.0 312.9 290.6 326.1 4.47 5 771 2320 15.4 -1.6 31 17.0 6.5 0 0 310.8 311.7 290.2 324.7 4.41 6 760 2443 14.8 -3.2 29 18.0 5.6 1 2 311.5 312.2 290.0 324.0 3.97 7 700 3146 12.2 -10.8 19 23.0 2.0 5 12 316.0 316.5 289.9 323.9 2.39 8 627 4058 8.0 25 12 321.3 9 524 5509 -0.9 -37.9 4 37.0 -9.6 57 12 327.5 327.6 291.3 328.6 0.28 10 513 5677 -2.5 -39.5 4 37.0 -10.6 60 12 327.6 327.6 291.3 328.5 0.24 11 500 5880 -4.1 -27.1 15 23.0 -10.8 65 12 328.0 328.2 292.0 331.0 0.83 12 464 6466 -8.9 -12.4 76 3.5 -10.4 25 15 329.1 329.8 294.3 340.0 3.18 13 413 7358 -16.5 -16.5 100 0.0 -16.5 322 19 330.5 331.0 294.1 339.3 2.55 14 406 7487 -15.7 -21.7 60 6.0 -17.5 313 19 333.2 333.5 294.1 339.1 1.66 15 400 7600 -16.3 -24.3 50 8.0 -18.6 305 20 333.8 334.1 294.0 338.6 1.34 16 398 7638 -16.3 -27.3 38 11.0 -19.1 305 20 334.3 334.5 293.9 338.0 1.02 17 309 9490 -28.7 -63.7 2 35.0 -31.1 292 23 342.0 342.0 294.8 342.1 0.02 18 300 9700 -30.7 -63.7 2 33.0 -32.8 290 23 342.1 342.1 294.8 342.2 0.02 19 250 10970 -42.1 -63.1 8 21.0 -42.9 315 18 343.5 343.5 295.2 343.6 0.03 20 243 11162 -43.5 -63.5 9 20.0 -44.2 320 19 344.2 344.2 295.3 344.3 0.03 21 215 11972 -50.7 -55.6 56 4.9 -50.9 342 25 345.3 345.3 295.7 345.7 0.09 22 213 12033 -51.1 -60.1 33 9.0 -51.4 344 25 345.6 345.6 295.7 345.8 0.05 23 201 12408 -53.7 -65.7 22 12.0 -53.9 354 28 347.2 347.2 296.0 347.4 0.03 24 200 12440 -53.7 -63.7 28 10.0 -53.9 355 28 347.7 347.7 296.1 347.9 0.04 25 190 12767 -55.3 -73.3 9 18.0 -55.6 4 25 350.3 350.3 296.7 350.3 0.01 26 150 14230 -66.5 -80.5 12 14.0 -66.6 45 12 355.5 355.5 297.8 355.5 0.00 27 143 14519 -68.3 -78.3 22 10.0 -68.4 50 12 357.3 357.3 298.2 357.3 0.01 28 136 14820 -68.9 -80.9 16 12.0 -68.9 56 13 361.4 361.4 299.0 361.4 0.00 29 100 16630 -76.5 -87.5 16 11.0 -76.5 90 16 379.9 379.9 302.2 379.9 0.00 30 73 18411 -83.3 -91.3 24 8.0 -83.3 401.3 401.3 305.4 401.3 0.00 31 59 19610 -78.7 -90.7 12 12.0 -78.7 436.9 436.9 309.6 436.9 0.00 32 55 20017 -71.9 -90.9 4 19.0 -72.0 461.3 461.3 311.9 461.3 0.00 33 54 20125 -72.7 -90.7 5 18.0 -72.8 461.9 461.9 312.0 461.9 0.00 34 52 20347 -71.9 -90.9 4 19.0 -72.0 468.8 468.8 312.5 468.8 0.00 35 49 20703 -65.1 -91.1 2 26.0 -65.4 492.9 492.9 314.4 492.9 0.00 36 43 21504 -62.3 -90.3 1 28.0 -62.8 518.6 518.6 316.2 518.6 0.00 37 24 25153 -56.7 -87.7 1 31.0 -58.3 629.0 629.0 321.9 629.0 0.01 38 20 26300 -60.3 -89.3 1 29.0 -61.6 651.6 651.6 322.7 651.6 0.01 39 16 27711 -54.3 -86.3 1 32.0 -57.1 714.1 714.1 324.9 714.2 0.01 40 15 28123 -55.5 -86.5 1 31.0 -58.1 723.4 723.4 325.1 723.5 0.01 41 14 28567 -51.7 -85.7 1 34.0 -55.6 750.7 750.7 326.0 750.9 0.02 42 14 28567 -52.1 -85.1 1 33.0 -55.8 749.4 749.4 325.9 749.5 0.02 43 13 29052 -46.9 -83.9 1 37.0 -52.8 783.4 783.4 326.8 783.7 0.03 44 12 29586 -44.5 -82.5 1 38.0 -51.7 810.1 810.1 327.5 810.4 0.04 45 11 30168 -44.5 -82.5 1 38.0 -52.1 830.5 830.5 328.0 830.9 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5871.00 m Freezing level: 534.42 mb = 5362.34 m = 17592.77 ft Wetbulb zero: 669.48 mb = 3515.03 m = 11532.12 ft Sfc-500 mean rel hum: 19.15 % Est. max temperature: 25.56 C = 78.00 F Sfc-Lift cond lev (LCL): 644.01 mb = 3836.08 m = 12585.40 ft T: 9.02 C 700-500 lapse rate: 5.96 C/km ThetaE index: 2.24 C Layer 771.0- 627.0 mb Conv cond level (CCL): 428.74 mb = 7071.71 m = 23200.85 ft Mean mixing ratio: 3.01 g/kg Conv temperature: 33.51 C = 92.33 F Cap Strength: 10.87 C Lifted Index: 10.12 C Risk: None Lifted Index @300 mb: 13.46 C Lifted Index @700 mb: 1.52 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.45 J/kg Max Up Vert Vel: 7.54 m/s Conv Inhibition (B-): 42281.16 J/kg Cap Strength: 10.87 C Lift Cond Lev (LCL): 526.41 mb = 5471.97 m = 17952.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 29 at 10 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 ---------------------------------------------------------- 0 773 2297 0 0 -0.0 -0.0 | 209 10 4.9 8.7 1 700 3146 5 12 -1.0 -12.0 | 310 5 3.9 -3.2 2 500 5880 65 12 -10.9 -5.1 | 122 7 -5.9 3.7 3 400 7600 305 20 16.4 -11.5 | 277 22 21.3 -2.7 4 300 9700 290 23 21.6 -7.9 | 268 27 26.6 0.9 5 250 10970 315 18 12.7 -12.7 | 283 18 17.7 -4.0 6 200 12440 355 28 2.4 -27.9 | 339 21 7.4 -19.2 7 150 14230 45 12 -8.5 -8.5 | 94 4 -3.5 0.3 8 100 16630 90 16 -16.0 0.0 | 128 14 -11.1 8.7 Wind Parameters Mean winds (0-6000m): 359.5 at 13.4 knts Storm direction: 29.5 at 10.0 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -102.5 deg Storm rel helicity (0-3000m) pos: 20.1 neg: 0.0 tot: 20.1 m^2/s^2 ave: 6.7 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.14 Bulk Shear: 13.26 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 7 3 220 7| 7.3 0.0 7.3| 8.6 0.0 8.6 17.2 0.66| 7.3 4.8 1000 5 7 246 5| 6.2 0.0 6.2| 14.8 0.0 14.8 14.8 0.79| 6.5 5.1 1500 9 8 264 4| 4.1 0.0 4.1| 16.2 0.0 16.2 10.8 0.77| 5.1 3.9 2000 14 9 278 3| 3.1 0.0 3.1| 17.4 0.0 17.4 8.7 0.79| 4.4 3.5 2500 19 10 291 2| 2.5 0.0 2.5| 18.7 0.0 18.7 7.5 0.80| 4.0 3.2 3000 25 10 314 1| 2.1 0.0 2.1| 20.1 0.0 20.1 6.7 0.78| 3.7 2.9 4000 33 11 71 1| 1.5 0.8 2.4| 22.1 -7.8 14.2 3.6 0.40| 4.0 1.6 5000 22 12 348 2| 1.2 2.4 3.6| 22.1 -45.2 -23.1 -4.6 -0.06| 5.3 -0.3 6000 359 13 313 7| 1.0 2.5 3.5| 22.1 -79.4 -57.4 -9.6 -0.16| 5.2 -0.8 Wrote GIF file: /home/apache/climate/data/raob//SP754/skewt/SP754.skewt.20251230.12.gif