UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for SP754... Searching the city database file for: SP754 ... Date:1200Z 28 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 40 1 925 752 2 850 1501 SFC 774 2299 14.4 -1.6 33 16.0 6.1 0 0 309.4 310.2 289.7 323.1 4.39 4 731 2783 12.2 -11.8 17 24.0 2.0 77 3 312.1 312.5 288.4 319.0 2.12 5 700 3147 9.4 -10.6 23 20.0 0.8 135 5 312.9 313.4 289.0 320.8 2.43 6 669 3520 6.4 -4.6 45 11.0 1.0 146 5 313.6 314.4 290.7 326.5 4.06 7 617 4178 2.8 -24.2 12 27.0 -5.6 167 6 316.8 317.0 288.7 319.8 0.87 8 595 4470 0.2 -21.8 17 22.0 -6.9 176 6 317.1 317.3 289.0 320.9 1.12 9 587 4578 -0.5 -8.5 55 8.0 -4.0 179 6 317.5 318.2 291.3 328.7 3.43 10 583 4632 -0.3 -32.3 7 32.0 -8.4 181 6 318.4 318.5 288.7 319.9 0.44 11 582 4646 -0.3 -16.3 29 16.0 -6.2 182 6 318.5 318.9 290.2 324.7 1.84 12 579 4687 0.0 -29.0 9 29.0 -7.9 183 6 319.4 319.5 289.2 321.5 0.60 13 566 4869 -0.5 -37.5 4 37.0 -8.9 189 6 320.8 320.9 289.3 321.8 0.27 14 552 5068 -1.7 -24.7 15 23.0 -8.7 195 6 321.7 321.9 290.3 325.0 0.93 15 550 5097 -1.5 -31.5 8 30.0 -9.3 196 6 322.3 322.4 290.0 324.1 0.50 16 547 5141 -1.9 -10.9 50 9.0 -5.7 197 6 322.3 322.9 292.4 332.5 3.04 17 532 5361 -2.3 -45.3 2 43.0 -10.6 204 7 324.4 324.5 290.2 324.9 0.13 18 513 5648 -4.3 -12.3 54 8.0 -7.6 214 7 325.4 326.0 293.1 335.2 2.90 19 500 5850 -5.7 -15.7 45 10.0 -9.5 220 7 326.1 326.5 292.7 333.8 2.25 20 497 5897 -6.1 -13.1 58 7.0 -8.9 223 7 326.2 326.7 293.2 335.7 2.81 21 490 6009 -6.7 -19.7 35 13.0 -11.1 229 8 326.8 327.1 292.4 332.5 1.64 22 488 6041 -6.5 -35.5 8 29.0 -13.0 231 8 327.4 327.5 291.4 328.8 0.38 23 473 6285 -7.7 -21.7 32 14.0 -12.2 245 10 328.8 329.1 292.7 333.9 1.42 24 469 6352 -8.1 -34.1 10 26.0 -14.1 249 10 329.1 329.2 291.9 330.8 0.45 25 463 6452 -8.9 -42.9 4 34.0 -15.2 254 11 329.4 329.4 291.7 330.1 0.19 26 450 6673 -10.7 -26.7 26 16.0 -15.0 267 12 329.8 330.0 292.6 333.2 0.96 27 445 6759 -11.3 -38.3 9 27.0 -16.6 272 13 330.1 330.1 292.0 331.3 0.31 28 441 6828 -11.7 -24.7 33 13.0 -15.4 276 13 330.4 330.7 293.0 334.6 1.17 29 413 7329 -16.1 -18.7 80 2.6 -17.0 306 16 331.0 331.4 293.9 338.4 2.12 30 407 7439 -16.7 -16.9 98 0.2 -16.8 312 17 331.6 332.1 294.4 340.3 2.50 31 400 7570 -16.9 -19.1 83 2.2 -17.6 320 18 333.0 333.5 294.4 340.5 2.11 32 398 7608 -16.9 -19.8 78 2.9 -17.9 321 18 333.5 333.9 294.4 340.6 2.00 33 381 7934 -19.7 -21.2 88 1.5 -20.1 325 20 334.0 334.4 294.4 340.6 1.85 34 380 7953 -18.5 -24.5 59 6.0 -20.1 325 20 335.8 336.1 294.5 340.9 1.38 35 376 8032 -17.9 -24.9 54 7.0 -19.8 326 20 337.6 337.9 294.9 342.6 1.35 36 333 8929 -24.3 -34.3 39 10.0 -26.2 339 25 340.8 340.9 295.1 343.2 0.63 37 300 9680 -30.5 -38.5 45 8.0 -31.6 350 29 342.4 342.5 295.3 344.2 0.46 38 250 10940 -41.5 -52.5 29 11.0 -42.2 360 21 344.4 344.4 295.5 344.9 0.12 39 212 12034 -51.5 -58.5 43 7.0 -51.7 334 23 345.4 345.4 295.7 345.7 0.07 40 209 12126 -52.1 -58.1 48 6.0 -52.3 332 23 345.9 345.9 295.8 346.2 0.07 41 201 12378 -53.9 -64.9 25 11.0 -54.1 326 24 346.9 346.9 296.0 347.1 0.03 42 200 12410 -54.1 -65.1 25 11.0 -54.4 325 24 347.1 347.1 296.0 347.2 0.03 43 188 12805 -57.3 -63.3 46 6.0 -57.4 300 21 348.1 348.1 296.3 348.3 0.04 44 179 13114 -58.9 -71.9 17 13.0 -59.0 281 18 350.4 350.4 296.7 350.5 0.01 45 159 13846 -65.7 -75.7 24 10.0 -65.8 233 11 351.0 351.0 296.8 351.0 0.01 46 155 14001 -65.7 -79.7 13 14.0 -65.8 223 10 353.6 353.6 297.4 353.6 0.00 47 150 14200 -67.3 -80.3 14 13.0 -67.4 210 8 354.2 354.2 297.5 354.2 0.00 48 130 15051 -70.9 -79.9 25 9.0 -70.9 184 8 362.5 362.5 299.2 362.5 0.01 49 126 15236 -69.7 -80.7 19 11.0 -69.8 178 8 367.9 367.9 300.2 367.9 0.00 50 119 15575 -70.1 -88.1 5 18.0 -70.2 167 7 373.2 373.2 301.1 373.3 0.00 51 100 16590 -76.3 -89.3 11 13.0 -76.3 135 7 380.3 380.3 302.3 380.3 0.00 52 79 17925 -83.3 -91.3 24 8.0 -83.3 392.4 392.4 304.1 392.4 0.00 53 64 19113 -77.7 -90.7 11 13.0 -77.7 429.0 429.0 308.7 429.0 0.00 54 59 19583 -74.1 -91.1 6 17.0 -74.2 447.2 447.2 310.6 447.2 0.00 55 59 19583 -68.7 -90.7 3 22.0 -68.9 459.3 459.3 311.7 459.3 0.00 56 57 19791 -66.5 -90.5 2 24.0 -66.7 468.9 468.9 312.5 468.9 0.00 57 51 20462 -67.9 -90.9 2 23.0 -68.1 480.7 480.7 313.5 480.8 0.00 58 37 22402 -65.5 -90.5 2 25.0 -65.9 533.1 533.1 317.1 533.1 0.00 59 33 23109 -58.9 -88.9 1 30.0 -59.9 568.4 568.4 319.0 568.4 0.00 60 30 23710 -56.9 -86.9 1 30.0 -58.2 589.5 589.5 320.1 589.6 0.01 61 27 24374 -59.3 -88.3 1 29.0 -60.4 600.8 600.8 320.6 600.8 0.01 62 24 25116 -56.5 -87.5 1 31.0 -58.2 629.5 629.5 321.9 629.6 0.01 63 19 26597 -57.1 -87.1 1 30.0 -59.0 671.2 671.2 323.4 671.2 0.01 64 13 29061 -45.9 -82.9 1 37.0 -52.2 786.9 786.9 326.9 787.2 0.03 65 12 29592 -47.5 -83.5 1 36.0 -53.4 799.4 799.5 327.3 799.7 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5810.00 m Freezing level: 592.71 mb = 4500.41 m = 14764.95 ft Freezing level: 579.00 mb = 4687.30 m = 15378.09 ft Freezing level: 579.00 mb = 4687.30 m = 15378.09 ft Wetbulb zero: 661.02 mb = 3617.21 m = 11867.35 ft Sfc-500 mean rel hum: 25.47 % Est. max temperature: 20.87 C = 69.57 F Sfc-Lift cond lev (LCL): 607.37 mb = 4304.11 m = 14120.94 ft T: 1.67 C 700-500 lapse rate: 5.59 C/km ThetaE index: 4.13 C Layer 731.0- 700.0 mb Conv cond level (CCL): 421.64 mb = 7170.72 m = 23525.69 ft Mean mixing ratio: 2.90 g/kg Conv temperature: 34.32 C = 93.77 F Cap Strength: 10.10 C Lifted Index: 9.98 C Risk: None Lifted Index @300 mb: 15.53 C Lifted Index @700 mb: 0.84 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.70 J/kg Max Up Vert Vel: 6.11 m/s Conv Inhibition (B-): 39283.14 J/kg Cap Strength: 10.10 C Lift Cond Lev (LCL): 539.18 mb = 5254.85 m = 17240.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 315 at 7 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 ---------------------------------------------------------- 0 774 2299 0 0 -0.0 -0.0 | 135 7 -4.9 4.8 1 700 3147 135 5 -3.5 3.5 | 135 12 -8.4 8.4 2 500 5850 220 7 4.5 5.4 | 178 10 -0.4 10.2 3 400 7570 320 18 11.6 -13.8 | 323 11 6.7 -8.9 4 300 9680 350 29 5.0 -28.6 | 360 24 0.2 -23.7 5 250 10940 360 21 -0.0 -21.0 | 17 17 -4.9 -16.2 6 200 12410 325 24 13.8 -19.7 | 329 17 8.9 -14.8 7 150 14200 210 8 4.0 6.9 | 176 12 -0.9 11.8 8 100 16590 135 7 -4.9 4.9 | 135 14 -9.8 9.8 Wind Parameters Mean winds (0-6000m): 284.9 at 9.1 knts Storm direction: 314.9 at 6.9 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 33.1 deg Storm rel helicity (0-3000m) pos: 30.2 neg: -3.5 tot: 26.7 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.41 Bulk Shear: 13.27 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 ------------------------------------------------------------------------------- 500 160 1 139 8| 3.0 0.0 3.0| 0.2 -3.5 -3.4 -6.8 -0.51| 3.8 -1.9 1000 136 3 135 10| 2.6 0.0 2.6| 10.0 -3.5 6.4 6.4 0.18| 4.4 0.8 1500 141 4 137 10| 1.9 0.0 1.9| 14.7 -3.5 11.2 7.4 0.30| 3.4 1.0 2000 149 4 140 11| 1.5 0.0 1.5| 19.8 -3.5 16.3 8.1 0.40| 3.0 1.2 2500 158 5 144 11| 1.3 0.0 1.3| 25.1 -3.5 21.5 8.6 0.47| 2.7 1.3 3000 168 5 149 11| 1.1 0.0 1.1| 30.2 -3.5 26.7 8.9 0.53| 2.6 1.4 4000 190 6 159 11| 1.3 0.0 1.3| 48.2 -3.5 44.6 11.2 0.67| 2.8 1.9 5000 231 7 184 9| 1.7 0.0 1.7| 83.6 -3.5 80.1 16.0 0.80| 3.8 3.0 6000 285 9 238 5| 1.9 0.0 1.9|108.0 -3.5 104.5 17.4 0.79| 4.0 3.2 Wrote GIF file: /home/apache/climate/data/raob//SP754/skewt/SP754.skewt.20251228.12.gif