UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for OIII... Searching the city database file for: OIII ... Date:1200Z 16 APR 25 Station: OIII WMO ident: 40754 Latitude: 35.68 Longitude: 51.35 Elevation: 1191.00 ------------------------------------------------------------------------------- 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 75 1 925 754 SFC 879 1191 18.8 -11.2 12 30.0 6.1 280 10 302.9 303.3 284.8 308.8 1.85 3 850 1478 15.0 -10.0 17 25.0 4.4 280 14 301.9 302.2 284.7 308.4 2.10 4 700 3070 -1.1 -13.1 40 12.0 -5.4 270 15 301.3 301.6 284.4 307.5 1.99 5 675 3358 -3.9 -13.9 46 10.0 -7.3 269 20 301.3 301.6 284.3 307.3 1.93 6 664 3487 -4.7 -14.7 45 10.0 -8.0 268 22 301.8 302.1 284.4 307.6 1.84 7 621 4007 -9.5 -17.5 52 8.0 -11.9 266 30 302.1 302.4 284.2 307.1 1.56 8 507 5538 -20.7 -38.7 18 18.0 -23.1 260 55 306.6 306.6 284.4 307.5 0.27 9 500 5640 -21.5 -38.5 20 17.0 -23.7 260 57 306.8 306.9 284.5 307.8 0.27 10 426 6809 -28.9 -37.9 42 9.0 -29.9 253 75 311.8 311.8 286.4 313.0 0.34 11 400 7260 -30.5 -42.5 30 12.0 -31.7 250 82 315.3 315.4 287.5 316.2 0.23 12 312 8984 -42.7 -59.7 14 17.0 -43.3 247 87 321.5 321.6 289.3 321.7 0.04 13 304 9160 -41.5 -60.5 11 19.0 -42.2 247 88 325.6 325.6 290.5 325.8 0.04 14 300 9250 -41.9 -60.9 11 19.0 -42.6 247 88 326.3 326.3 290.7 326.4 0.04 15 274 9863 -44.5 -68.5 5 24.0 -45.1 245 90 331.1 331.1 292.0 331.2 0.01 16 263 10138 -43.8 -69.6 4 25.8 -44.5 245 91 336.1 336.1 293.3 336.1 0.01 17 256 10320 -43.3 -70.3 4 27.0 -44.0 248 87 339.4 339.4 294.2 339.4 0.01 18 250 10480 -44.1 -72.1 3 28.0 -44.8 250 83 340.5 340.5 294.4 340.5 0.01 19 210 11638 -46.1 -78.1 1 32.0 -46.8 246 75 354.8 354.8 297.7 354.8 0.00 20 200 11960 -47.3 -79.3 1 32.0 -48.0 245 73 357.9 357.9 298.3 357.9 0.00 21 191 12266 -47.9 -78.9 2 31.0 -48.6 247 70 361.7 361.7 299.0 361.7 0.00 22 187 12406 -47.7 -78.7 2 31.0 -48.4 247 69 364.2 364.2 299.5 364.2 0.00 23 150 13850 -53.3 -82.3 2 29.0 -53.8 255 56 378.2 378.2 301.9 378.3 0.00 24 128 14859 -58.1 -86.1 2 28.0 -58.4 245 47 387.1 387.1 303.3 387.2 0.00 25 126 14958 -58.1 -86.1 2 28.0 -58.4 244 47 388.9 388.9 303.6 388.9 0.00 26 123 15110 -57.5 -85.5 2 28.0 -57.8 243 45 392.7 392.7 304.2 392.7 0.00 27 121 15213 -58.1 -86.1 2 28.0 -58.4 242 44 393.4 393.4 304.3 393.4 0.00 28 118 15371 -57.7 -85.7 2 28.0 -58.0 240 43 397.0 397.0 304.8 397.0 0.00 29 115 15533 -58.3 -86.3 2 28.0 -58.6 239 42 398.8 398.8 305.0 398.8 0.00 30 112 15700 -57.3 -85.3 2 28.0 -57.7 237 40 403.7 403.7 305.7 403.7 0.00 31 101 16348 -60.5 -87.5 2 27.0 -60.8 231 35 409.7 409.7 306.5 409.7 0.00 32 100 16410 -60.3 -87.3 2 27.0 -60.6 230 34 411.2 411.2 306.7 411.2 0.00 33 98 16536 -59.3 -86.3 2 27.0 -59.6 232 32 415.5 415.5 307.2 415.6 0.00 34 92 16931 -61.5 -88.5 2 27.0 -61.8 236 27 418.8 418.8 307.6 418.8 0.00 35 89 17137 -60.1 -87.1 2 27.0 -60.4 239 25 425.6 425.6 308.3 425.6 0.00 36 72 18440 -67.3 -91.3 2 24.0 -67.5 255 8 436.9 436.9 309.6 436.9 0.00 37 70 18610 -66.5 -91.5 2 25.0 -66.7 260 6 442.1 442.1 310.1 442.1 0.00 38 63 19248 -65.1 -90.1 2 25.0 -65.3 290 7 458.7 458.7 311.7 458.7 0.00 39 55 20070 -67.3 -91.3 2 24.0 -67.5 328 7 471.9 471.9 312.8 471.9 0.00 40 50 20650 -62.3 -88.3 2 26.0 -62.7 355 8 496.7 496.7 314.7 496.7 0.00 41 30 23850 -54.1 -81.1 2 27.0 -55.8 90 4 597.2 597.2 320.5 597.3 0.02 42 29 24068 -53.3 -80.3 2 27.0 -55.2 605.2 605.2 320.9 605.3 0.02 TRP 72 18440 -67.3 -91.3 2 24.0 -67.5 255 8 436.9 436.9 309.6 436.9 0.00 WND 263 10138 -43.8 -69.6 4 25.8 -44.5 245 91 336.1 336.1 293.3 336.1 0.01 Sounding variables and indices 1000-500 mb thick: 5565.00 m Freezing level: 710.25 mb = 2961.23 m = 9715.20 ft Wetbulb zero: 782.33 mb = 2158.22 m = 7080.68 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 33.56 % Est. max temperature: 17.41 C = 63.33 F Sfc-Lift cond lev (LCL): 558.19 mb = 4811.93 m = 15786.97 ft T: -15.39 C 700-500 lapse rate: 7.94 C/km ThetaE index: 1.42 C Layer 850.0- 664.0 mb Conv cond level (CCL): 556.43 mb = 4835.70 m = 15864.97 ft Mean mixing ratio: 2.05 g/kg Conv temperature: 20.42 C = 68.76 F Cap Strength: 1.84 C Lifted Index: 1.86 C Risk: Showers probable Lifted Index @300 mb: 12.92 C Lifted Index @700 mb: -0.62 C Showalter Index: 1.80 C Risk: Showers probable Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 36.50 C Cross Totals Index: 11.50 C K Index: 14.50 Risk: None Sweat Index: 85.00 Risk: None Energy Index: -0.14 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.97 J/kg Max Up Vert Vel: 7.48 m/s Conv Inhibition (B-): 31694.41 J/kg Cap Strength: 1.84 C Lift Cond Lev (LCL): 577.04 mb = 4561.32 m = 14964.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 29 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 ---------------------------------------------------------- 0 879 1191 280 10 9.8 -1.7 | 115 19 -17.4 8.0 1 850 1478 280 14 13.8 -2.4 | 119 15 -13.5 7.3 2 700 3070 270 15 15.0 -0.0 | 129 16 -12.3 9.8 3 500 5640 260 57 56.1 9.9 | 236 35 28.9 19.7 4 400 7260 250 82 77.1 28.0 | 233 63 49.8 37.8 5 263 10138 245 91 82.5 38.5 | 229 73 55.2 48.2 6 250 10480 250 83 78.0 28.4 | 233 63 50.7 38.2 7 200 11960 245 73 66.2 30.9 | 224 56 38.9 40.6 8 150 13850 255 56 54.1 14.5 | 228 36 26.8 24.3 9 100 16410 230 34 26.0 21.9 | 178 32 -1.2 31.6 10 72 18440 255 8 7.7 2.1 | 121 23 -19.5 11.8 11 70 18610 260 6 5.9 1.0 | 117 24 -21.3 10.8 12 50 20650 355 8 0.7 -8.0 | 94 27 -26.6 1.8 13 30 23850 90 4 -4.0 0.0 | 107 33 -31.3 9.8 Wind Parameters Mean winds (0-6000m): 259.7 at 38.6 knts Storm direction: 289.7 at 29.0 knts Shear (0-3000m) pos: 0.0 neg: 4.1 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 91.1 deg Storm rel helicity (0-3000m) pos: 69.3 neg: 0.0 tot: 69.3 m^2/s^2 ave: 23.1 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.29 Bulk Shear: 95.62 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 ------------------------------------------------------------------------------- 500 280 13 118 16| 0.0 4.3 4.3| 6.6 0.0 6.6 13.3 0.34| 4.5 1.5 1000 278 14 119 16| 0.0 2.3 2.3| 10.0 0.0 10.0 10.0 0.45| 2.7 1.2 1500 277 14 121 16| 0.0 1.7 1.7| 13.5 0.0 13.5 9.0 0.53| 2.1 1.1 2000 275 14 123 16| 0.0 1.9 1.9| 21.7 0.0 21.7 10.9 0.61| 2.2 1.3 2500 273 16 127 15| 0.0 3.2 3.2| 45.4 0.0 45.4 18.2 0.75| 3.5 2.6 3000 271 18 135 13| 0.0 4.1 4.1| 69.3 0.0 69.3 23.1 0.81| 4.3 3.5 4000 267 24 163 12| 0.0 5.2 5.2|112.3 0.0 112.3 28.1 0.69| 5.4 3.7 5000 263 31 195 14| 0.0 5.8 5.8|128.1 -2.0 126.1 25.2 0.52| 6.0 3.1 6000 260 39 213 20| 0.0 6.2 6.2|128.1 -36.9 91.2 15.2 0.37| 6.5 2.4 Wrote GIF file: /home/apache/climate/data/raob//OIII/skewt/OIII.skewt.20250416.12.gif