UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025091712.upa.cvt Date: 1200Z 17 SEP 25 Searching for SP754... Searching the city database file for: SP754 ... Date:1200Z 17 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 40 1 925 754 2 850 1511 SFC 775 2300 14.2 -6.8 23 21.0 4.4 0 0 309.1 309.6 288.2 318.5 2.96 4 770 2355 15.2 -12.8 13 28.0 3.4 6 0 310.7 311.1 287.7 316.8 1.85 5 721 2917 14.4 -15.6 11 30.0 2.2 64 4 315.8 316.1 289.0 321.0 1.57 6 700 3168 12.6 -17.4 11 30.0 0.9 90 5 316.4 316.7 289.1 321.1 1.39 7 674 3483 10.6 -23.4 7 34.0 -1.0 110 6 317.6 317.8 288.9 320.6 0.86 8 553 5090 -1.9 -24.9 15 23.0 -8.8 213 9 321.3 321.5 290.1 324.5 0.92 9 500 5880 -8.1 -15.1 57 7.0 -10.7 265 11 323.2 323.6 292.0 331.2 2.37 10 483 6147 -10.7 -15.4 68 4.7 -12.4 263 12 323.2 323.6 292.0 331.2 2.39 11 477 6243 -11.1 -17.1 61 6.0 -13.2 262 13 323.8 324.3 292.0 331.0 2.10 12 473 6308 -10.1 -32.1 15 22.0 -15.2 261 13 325.9 326.0 291.1 327.9 0.55 13 463 6474 -8.1 -52.1 1 44.0 -14.9 260 14 330.3 330.4 291.9 330.6 0.07 14 462 6490 -8.1 -51.1 2 43.0 -14.9 260 14 330.6 330.6 291.9 330.9 0.08 15 400 7590 -17.5 -50.5 4 33.0 -21.7 250 19 332.2 332.3 292.4 332.6 0.09 16 314 9349 -31.7 -57.7 6 26.0 -33.5 263 17 336.3 336.3 293.4 336.5 0.05 17 300 9670 -34.1 -60.1 5 26.0 -35.6 265 17 337.3 337.3 293.7 337.5 0.04 18 282 10101 -35.9 -66.9 3 31.0 -37.3 248 28 340.7 340.8 294.5 340.8 0.02 19 264 10557 -37.5 -66.5 3 29.0 -38.8 230 40 344.9 344.9 295.5 345.0 0.02 20 250 10930 -40.7 -67.7 4 27.0 -41.7 215 50 345.6 345.6 295.7 345.6 0.02 21 201 12378 -53.5 -70.5 11 17.0 -53.8 205 62 347.5 347.6 296.1 347.6 0.01 22 200 12410 -53.7 -70.6 11 16.9 -54.0 205 62 347.7 347.7 296.1 347.7 0.01 23 155 14001 -65.9 -77.9 17 12.0 -66.0 214 35 353.2 353.2 297.3 353.3 0.01 24 150 14200 -66.7 -78.7 17 12.0 -66.8 215 32 355.2 355.2 297.7 355.2 0.01 25 129 15103 -72.5 -82.5 21 10.0 -72.5 239 23 360.4 360.4 298.8 360.4 0.00 26 123 15385 -71.3 -82.3 18 11.0 -71.3 247 20 367.5 367.6 300.1 367.6 0.00 27 113 15886 -72.5 -85.5 12 13.0 -72.5 260 15 374.3 374.3 301.3 374.3 0.00 28 100 16600 -76.3 -85.3 23 9.0 -76.3 280 7 380.3 380.3 302.3 380.3 0.00 29 84 17598 -79.1 -87.1 26 8.0 -79.1 394.1 394.1 304.4 394.1 0.00 30 79 17950 -75.5 -87.5 14 12.0 -75.6 408.5 408.5 306.3 408.5 0.00 31 67 18909 -73.3 -89.3 7 16.0 -73.4 433.0 433.0 309.1 433.0 0.00 32 65 19086 -74.7 -90.7 7 16.0 -74.7 433.7 433.7 309.2 433.7 0.00 33 59 19662 -65.9 -90.9 2 25.0 -66.1 465.6 465.6 312.3 465.6 0.00 34 56 19979 -65.3 -90.3 2 25.0 -65.5 474.0 474.0 313.0 474.0 0.00 35 53 20313 -66.1 -90.1 2 24.0 -66.4 479.7 479.7 313.4 479.7 0.00 36 46 21187 -59.3 -88.3 1 29.0 -60.0 515.9 515.9 316.0 515.9 0.00 37 41 21900 -63.5 -89.5 2 26.0 -64.0 522.7 522.7 316.5 522.7 0.00 38 30 23837 -59.5 -88.5 1 29.0 -60.4 582.4 582.4 319.8 582.5 0.01 39 26 24726 -62.3 -89.3 2 27.0 -63.1 598.8 598.8 320.6 598.8 0.01 40 22 25771 -57.1 -87.1 1 30.0 -58.7 643.6 643.6 322.4 643.7 0.01 41 20 26372 -58.5 -87.5 1 29.0 -60.0 657.1 657.1 323.0 657.2 0.01 42 13 29135 -49.9 -82.9 1 33.0 -54.6 773.0 773.1 326.5 773.3 0.03 TRP WND 200 12410 -53.7 -70.6 11 16.9 -54.0 205 62 347.7 347.7 296.1 347.7 0.01 Sounding variables and indices 1000-500 mb thick: 5840.00 m Freezing level: 571.39 mb = 4845.41 m = 15896.82 ft Wetbulb zero: 687.92 mb = 3313.04 m = 10869.42 ft Sfc-500 mean rel hum: 17.03 % Est. max temperature: 23.53 C = 74.36 F Sfc-Lift cond lev (LCL): 563.03 mb = 4943.65 m = 16219.11 ft T: -0.76 C 700-500 lapse rate: 7.63 C/km ThetaE index: 1.69 C Layer 770.0- 721.0 mb Conv cond level (CCL): 358.43 mb = 8387.63 m = 27518.12 ft Mean mixing ratio: 1.54 g/kg Conv temperature: 37.56 C = 99.61 F Cap Strength: 12.75 C Lifted Index: 6.95 C Risk: None Lifted Index @300 mb: 12.87 C Lifted Index @700 mb: 1.58 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.24 J/kg Max Up Vert Vel: 8.28 m/s Conv Inhibition (B-): 39394.59 J/kg Cap Strength: 5.61 C Lift Cond Lev (LCL): 460.08 mb = 6522.21 m = 21398.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 8 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 2300 0 0 -0.0 -0.0 | 105 8 -7.7 2.0 1 700 3168 90 5 -5.0 0.0 | 99 13 -12.7 2.0 2 500 5880 265 11 11.0 1.0 | 227 4 3.3 3.0 3 400 7590 250 19 17.9 6.5 | 230 13 10.2 8.5 4 300 9670 265 17 16.9 1.5 | 249 10 9.3 3.5 5 250 10930 215 50 28.7 41.0 | 206 48 21.0 43.0 6 200 12410 205 62 26.2 56.2 | 198 61 18.5 58.2 7 150 14200 215 32 18.4 26.2 | 201 30 10.7 28.3 8 100 16600 280 7 6.9 -1.2 | 137 1 -0.8 0.8 Wind Parameters Mean winds (0-6000m): 254.9 at 10.6 knts Storm direction: 284.9 at 8.0 knts Shear (0-3000m) pos: 1.7 neg: 0.0 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 71.6 deg Storm rel helicity (0-3000m) pos: 60.3 neg: -4.2 tot: 56.1 m^2/s^2 ave: 18.7 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.88 Bulk Shear: 18.18 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 ------------------------------------------------------------------------------- 500 113 1 106 9| 3.0 0.0 3.0| 0.0 -4.2 -4.2 -8.4 -0.60| 3.3 -2.0 1000 91 3 101 11| 2.7 0.0 2.7| 7.4 -4.2 3.2 3.2 0.05| 3.8 0.2 1500 104 4 105 12| 2.2 0.0 2.2| 19.6 -4.2 15.4 10.3 0.34| 3.7 1.3 2000 123 5 111 12| 1.9 0.0 1.9| 34.3 -4.2 30.1 15.1 0.52| 3.8 2.0 2500 147 5 121 12| 1.8 0.0 1.8| 48.7 -4.2 44.5 17.8 0.61| 4.0 2.5 3000 181 6 137 11| 1.7 0.0 1.7| 60.3 -4.2 56.1 18.7 0.66| 4.3 2.8 4000 260 7 171 3| 1.7 0.0 1.7| 70.1 -4.2 65.9 16.5 0.66| 4.3 2.9 5000 257 9 195 4| 1.3 0.5 1.9| 70.3 -5.0 65.3 13.1 0.56| 4.0 2.3 6000 255 11 208 5| 1.1 0.6 1.6| 74.7 -5.9 68.9 11.5 0.55| 3.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//SP754/skewt/SP754.skewt.20250917.12.gif