UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 14 OCT 25 Station: OI738 WMO ident: 40738 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1021 -8 26.0 18.0 61 8.0 20.5 270 2 297.4 299.7 292.9 334.5 12.82 1 1000 173 23.2 16.2 65 7.0 18.5 235 6 296.4 298.5 291.7 330.0 11.66 2 925 847 17.4 13.6 78 3.8 15.0 360 5 297.1 299.0 291.1 327.9 10.64 3 850 1563 12.2 10.8 91 1.4 11.3 25 5 298.9 300.7 290.9 327.1 9.61 4 779 2333 6.6 -8.4 33 15.0 0.4 313 9 300.5 300.9 284.7 308.5 2.60 5 726 2943 3.0 -2.0 70 5.0 0.6 255 13 302.6 303.5 287.6 316.4 4.55 6 700 3258 7.0 -10.0 29 17.0 -0.2 225 15 310.2 310.7 288.2 318.4 2.55 7 691 3360 7.2 -10.8 26 18.0 -0.4 228 15 311.6 312.1 288.6 319.4 2.43 8 638 3981 -1.3 -37.3 4 36.0 -8.8 247 15 309.1 309.2 285.3 310.0 0.24 9 613 4288 -1.1 -34.1 6 33.0 -8.7 257 15 312.9 313.0 286.8 314.2 0.35 10 591 4570 -1.1 -39.1 4 38.0 -9.1 265 16 316.2 316.3 287.8 317.0 0.22 11 579 4727 -4.7 -52.7 1 48.0 -11.8 270 16 313.9 313.9 286.8 314.1 0.05 12 500 5830 -11.3 -45.3 4 34.0 -16.5 305 16 319.3 319.3 288.6 319.8 0.13 13 400 7500 -22.5 -60.5 2 38.0 -25.6 285 32 325.7 325.8 290.5 325.9 0.03 14 344 8590 -31.7 -52.7 11 21.0 -33.3 285 42 327.6 327.6 291.1 328.0 0.08 15 300 9550 -36.5 -63.5 4 27.0 -37.7 285 51 333.9 333.9 292.8 334.0 0.02 16 250 10790 -45.7 -66.7 8 21.0 -46.3 275 54 338.1 338.1 293.9 338.2 0.02 17 200 12250 -54.5 -72.5 9 18.0 -54.8 265 62 346.5 346.5 295.8 346.5 0.01 18 150 14070 -61.1 -79.1 8 18.0 -61.3 265 63 364.8 364.8 299.6 364.8 0.01 19 138 14589 -62.9 -80.9 7 18.0 -63.0 265 74 370.5 370.5 300.7 370.5 0.00 20 128 15053 -64.5 -82.5 7 18.0 -64.6 261 66 375.6 375.6 301.5 375.6 0.00 21 101 16490 -69.7 -86.7 7 17.0 -69.8 250 40 391.9 391.9 304.0 392.0 0.00 22 100 16550 -69.7 -86.7 7 17.0 -69.8 250 39 393.1 393.1 304.2 393.1 0.00 23 80 17879 -70.5 -87.5 6 17.0 -70.6 250 25 417.3 417.3 307.4 417.3 0.00 24 70 18680 -66.5 -83.5 7 17.0 -66.7 250 17 442.1 442.1 310.1 442.1 0.01 25 63 19317 -68.9 -85.9 7 17.0 -69.1 263 19 450.4 450.4 310.9 450.4 0.00 26 50 20730 -61.5 -81.5 5 20.0 -62.0 290 22 498.6 498.6 314.8 498.6 0.01 27 37 22617 -57.9 -82.9 3 25.0 -58.9 290 17 552.6 552.6 318.2 552.7 0.01 28 34 23150 -58.9 -84.9 2 26.0 -59.8 290 15 563.5 563.5 318.8 563.6 0.01 29 30 23940 -57.5 -84.5 2 27.0 -58.7 290 13 587.9 587.9 320.0 588.0 0.01 30 28 24380 -56.1 -83.1 2 27.0 -57.6 289 14 603.5 603.5 320.7 603.6 0.01 31 20 26550 -52.3 -79.3 2 27.0 -55.1 285 17 676.1 676.1 323.6 676.4 0.04 32 12 29914 -44.3 -74.3 2 30.0 -51.5 810.8 810.9 327.5 812.1 0.14 TRP 101 16490 -69.7 -86.7 7 17.0 -69.8 250 40 391.9 391.9 304.0 392.0 0.00 WND 138 14589 -62.9 -80.9 7 18.0 -63.0 265 74 370.5 370.5 300.7 370.5 0.00 Sounding variables and indices 1000-500 mb thick: 5657.00 m Freezing level: 646.11 mb = 3886.39 m = 12750.46 ft Wetbulb zero: 707.46 mb = 3166.43 m = 10388.42 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 38.26 % Est. max temperature: 27.04 C = 80.67 F Sfc-Lift cond lev (LCL): 908.47 mb = 999.72 m = 3279.87 ft T: 16.29 C 700-500 lapse rate: 7.12 C/km ThetaE index: 26.02 C Layer 1000.0- 726.0 mb Conv cond level (CCL): 870.07 mb = 1365.40 m = 4479.62 ft Mean mixing ratio: 11.34 g/kg Conv temperature: 27.06 C = 80.71 F Cap Strength: 3.61 C Lifted Index: 0.11 C Risk: Showers probable Lifted Index @300 mb: 4.03 C Lifted Index @700 mb: 2.82 C Showalter Index: 1.40 C Risk: Showers probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.10 C K Index: 17.30 Risk: < 20 % chance of thunderstorms Sweat Index: 155.60 Risk: None Energy Index: -1.37 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 102.02 J/kg Max Up Vert Vel: 14.28 m/s Conv Inhibition (B-): 15.87 J/kg Cap Strength: 3.54 C Lift Cond Lev (LCL): 891.47 mb = 1159.60 m = 3804.43 ft Lev Free Conv (LFC): 846.47 mb = 1599.71 m = 5248.34 ft Equ Level (EL): 706.47 mb = 3178.52 m = 10428.09 ft B at Equ Level: 79.07 J/kg Max Parcel Lev (MPL): 386.47 mb = 7748.53 m = 25421.37 ft Wind level data Storm motion: 298 at 9 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 1021 -8 270 2 2.0 -0.0 | 125 7 -5.6 4.0 1 1000 173 235 6 4.9 3.4 | 160 8 -2.7 7.4 2 925 847 360 5 -0.0 -5.0 | 82 8 -7.6 -1.0 3 850 1563 25 5 -2.1 -4.5 | 87 10 -9.7 -0.5 4 700 3258 225 15 10.6 10.6 | 192 15 3.0 14.6 5 500 5830 305 16 13.1 -9.2 | 313 8 5.5 -5.2 6 400 7500 285 32 30.9 -8.3 | 280 24 23.3 -4.3 7 300 9550 285 51 49.3 -13.2 | 282 43 41.6 -9.2 8 250 10790 275 54 53.8 -4.7 | 271 46 46.2 -0.7 9 200 12250 265 62 61.8 5.4 | 260 55 54.1 9.4 10 150 14070 265 63 62.8 5.5 | 260 56 55.1 9.5 11 138 14589 265 74 73.7 6.4 | 261 67 66.1 10.4 12 101 16490 250 40 37.6 13.7 | 239 35 30.0 17.7 13 100 16550 250 39 36.6 13.3 | 239 34 29.0 17.3 14 70 18680 250 17 16.0 5.8 | 220 13 8.3 9.8 15 50 20730 290 22 20.7 -7.5 | 285 14 13.0 -3.5 16 30 23940 290 13 12.2 -4.4 | 276 5 4.6 -0.5 17 20 26550 285 17 16.4 -4.4 | 273 9 8.8 -0.4 Wind Parameters Mean winds (0-6000m): 267.6 at 11.5 knts Storm direction: 297.6 at 8.6 knts Shear (0-3000m) pos: 1.0 neg: 2.9 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 85.0 deg Storm rel helicity (0-3000m) pos: 9.0 neg: -27.4 tot: -18.4 m^2/s^2 ave: -6.1 10^-3 m/s^2 rel: -0.40 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 18.20 Bulk Shear: 5.61 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 ------------------------------------------------------------------------------- 500 257 5 153 6| 3.9 0.0 3.9| 7.4 -2.6 4.9 9.7 0.17| 10.4 1.7 1000 292 5 125 4| 2.9 0.0 2.9| 7.8 -5.4 2.5 2.5 -0.06| 8.6 -0.5 1500 334 5 84 5| 2.1 0.0 2.1| 9.0 -5.4 3.6 2.4 -0.02| 6.2 -0.1 2000 346 5 79 6| 1.6 1.2 2.8| 9.0 -13.6 -4.6 -2.3 -0.18| 5.9 -1.1 2500 329 6 75 5| 1.2 2.3 3.6| 9.0 -18.7 -9.7 -3.9 -0.33| 6.4 -2.1 3000 293 7 138 2| 1.0 2.9 4.0| 9.0 -27.4 -18.4 -6.1 -0.40| 7.1 -2.9 4000 247 9 185 7| 1.1 2.5 3.6| 26.2 -39.8 -13.6 -3.4 -0.29| 6.9 -2.0 5000 255 10 200 7| 1.7 2.0 3.7| 45.5 -39.8 5.6 1.1 -0.13| 6.4 -0.8 6000 268 11 221 6| 2.0 1.7 3.7| 59.0 -40.9 18.1 3.0 -0.02| 6.0 -0.1 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251014.12.gif