UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 15 OCT 25 Station: LT220 WMO ident: 17220 Latitude: 38.43 Longitude: 27.17 ------------------------------------------------------------------------------- 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 1016 20 14.0 11.9 87 2.1 12.7 150 3 285.8 287.4 285.2 309.8 8.64 1 1000 154 15.0 12.0 82 3.0 13.2 60 5 288.1 289.7 286.4 312.9 8.84 2 983 299 14.4 10.9 79 3.5 12.3 48 6 289.0 290.4 286.2 312.5 8.35 3 932 749 13.4 9.9 79 3.5 11.3 10 8 292.4 293.8 287.4 315.9 8.24 4 925 813 13.4 9.7 78 3.7 11.2 5 8 293.0 294.5 287.6 316.5 8.19 5 884 1196 11.4 7.9 79 3.5 9.4 16 8 294.8 296.1 287.6 316.7 7.58 6 850 1524 8.8 5.8 81 3.0 7.2 25 8 295.4 296.6 287.1 315.2 6.81 7 782 2210 4.6 0.4 74 4.2 2.5 342 8 298.0 298.9 286.4 312.9 5.04 8 772 2315 4.8 -1.2 65 6.0 1.9 335 8 299.3 300.1 286.4 312.9 4.54 9 741 2650 4.4 -9.6 35 14.0 -1.3 314 8 302.4 302.9 285.4 310.1 2.49 10 711 2985 2.0 -11.0 37 13.0 -3.0 293 8 303.3 303.8 285.5 310.6 2.32 11 700 3111 1.2 -11.8 37 13.0 -3.7 285 8 303.8 304.2 285.6 310.8 2.21 12 575 4670 -8.5 -18.5 44 10.0 -11.6 276 20 310.0 310.3 287.1 315.1 1.54 13 520 5443 -15.1 -22.1 55 7.0 -16.9 272 27 311.1 311.4 287.2 315.3 1.25 14 504 5680 -15.1 -21.1 60 6.0 -16.7 270 29 313.9 314.2 288.3 318.6 1.41 15 500 5740 -16.5 -23.5 55 7.0 -18.2 270 29 312.9 313.1 287.7 316.8 1.15 16 421 7011 -25.3 -35.3 39 10.0 -26.8 270 37 317.4 317.5 288.4 319.0 0.45 17 400 7380 -28.5 -36.5 46 8.0 -29.5 270 39 317.9 318.0 288.6 319.5 0.42 18 362 8089 -33.5 -39.5 55 6.0 -34.1 268 42 320.5 320.5 289.3 321.7 0.34 19 300 9380 -44.1 -51.1 46 7.0 -44.5 265 49 323.2 323.2 289.9 323.7 0.12 20 250 10580 -52.7 -59.7 42 7.0 -52.9 270 44 327.7 327.7 291.1 327.9 0.05 21 240 10842 -54.9 -61.9 42 7.0 -55.1 265 43 328.3 328.3 291.3 328.4 0.04 22 222 11338 -56.3 -63.3 41 7.0 -56.4 263 44 333.5 333.5 292.7 333.6 0.03 23 200 12000 -56.1 -63.1 41 7.0 -56.2 260 46 343.9 343.9 295.3 344.1 0.04 24 167 13143 -57.9 260 48 359.1 25 150 13820 -58.1 260 49 370.0 26 141 14211 -59.3 260 48 374.5 27 124 15018 -59.9 260 47 387.4 28 100 16360 -61.9 260 45 408.1 29 92 16875 -60.7 259 43 420.4 30 70 18570 -60.3 255 37 455.4 31 56 19963 -60.3 255 40 485.4 32 50 20670 -60.1 255 41 501.9 33 40 22071 -58.5 253 35 538.9 34 30 23890 -56.7 250 28 590.1 35 25 25041 -56.5 622.2 36 25 25041 -54.3 628.5 37 21 26156 -53.5 663.1 38 20 26470 -52.5 675.5 39 17 27529 -48.7 719.8 40 11 30391 -48.7 815.2 41 8.2 32341 -44.5 903.3 42 6.8 33611 -38.5 978.0 43 4.5 36491 -31.5 1133.4 44 4.4 36651 -28.9 -63.9 2 35.0 -49.8 1152.9 1154.1 333.6 1176.4 1.62 TRP 240 10842 -54.9 -61.9 42 7.0 -55.1 265 43 328.3 328.3 291.3 328.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5586.00 m Freezing level: 684.54 mb = 3303.89 m = 10839.41 ft Wetbulb zero: 753.44 mb = 2513.68 m = 8246.88 ft Precipitable water: 1.03 inches Sfc-500 mean rel hum: 57.92 % Est. max temperature: 23.27 C = 73.89 F Sfc-Lift cond lev (LCL): 984.56 mb = 285.86 m = 937.83 ft T: 14.46 C 700-500 lapse rate: 6.73 C/km ThetaE index: 6.54 C Layer 850.0- 711.0 mb Conv cond level (CCL): 850.00 mb = 1524.00 m = 4999.94 ft Mean mixing ratio: 8.39 g/kg Conv temperature: 23.56 C = 74.40 F Cap Strength: 4.39 C Lifted Index: 3.40 C Risk: None Lifted Index @300 mb: 6.92 C Lifted Index @700 mb: 3.47 C Showalter Index: 2.64 C Risk: Showers probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 22.30 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 114.60 Risk: None Energy Index: 0.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.22 J/kg Max Up Vert Vel: 6.67 m/s Conv Inhibition (B-): 70100.78 J/kg Cap Strength: 3.98 C Lift Cond Lev (LCL): 917.60 mb = 880.84 m = 2889.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 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 1016 20 150 3 -1.5 2.6 | 140 13 -8.3 10.1 1 1000 154 60 5 -4.3 -2.5 | 114 12 -11.2 5.0 2 925 813 5 8 -0.7 -8.0 | 86 8 -7.5 -0.5 3 850 1524 25 8 -3.4 -7.3 | 91 10 -10.2 0.3 4 700 3111 285 8 7.7 -2.1 | 189 6 0.9 5.4 5 500 5740 270 29 29.0 -0.0 | 251 23 22.2 7.5 6 400 7380 270 39 39.0 -0.0 | 257 33 32.2 7.5 7 300 9380 265 49 48.8 4.3 | 254 44 42.0 11.8 8 250 10580 270 44 44.0 -0.0 | 259 38 37.2 7.5 9 240 10842 265 43 42.8 3.7 | 253 38 36.0 11.3 10 200 12000 260 46 45.3 8.0 | 248 41 38.5 15.5 11 150 13820 260 49 48.3 8.5 | 249 44 41.4 16.0 12 100 16360 260 45 44.3 7.8 | 248 40 37.5 15.3 13 70 18570 255 37 35.7 9.6 | 239 34 28.9 17.1 14 50 20670 255 41 39.6 10.6 | 241 37 32.8 18.1 15 30 23890 250 28 26.3 9.6 | 229 26 19.5 17.1 Wind Parameters Mean winds (0-6000m): 287.7 at 13.5 knts Storm direction: 317.7 at 10.1 knts Shear (0-3000m) pos: 0.3 neg: 2.1 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 47.5 deg Storm rel helicity (0-3000m) pos: 5.6 neg: -36.0 tot: -30.4 m^2/s^2 ave: -10.1 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 5.0 stream: -1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.58 Bulk Shear: 38.13 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 50 5 110 12| 0.0 8.8 8.8| 0.0 -29.1 -29.1 -58.3 -0.91| 10.1 -9.2 1000 24 6 100 10| 0.0 5.4 5.4| 0.3 -34.0 -33.7 -33.7 -0.77| 7.2 -5.5 1500 22 7 96 9| 0.7 3.6 4.3| 1.9 -34.0 -32.1 -21.4 -0.64| 5.5 -3.5 2000 18 7 94 9| 0.5 3.1 3.6| 1.9 -36.0 -34.1 -17.1 -0.54| 5.2 -2.8 2500 10 7 92 8| 0.4 2.6 3.0| 3.5 -36.0 -32.5 -13.0 -0.37| 5.1 -1.9 3000 1 7 90 7| 0.3 2.1 2.5| 5.6 -36.0 -30.4 -10.1 -0.21| 5.0 -1.0 4000 332 8 92 3| 0.3 2.5 2.7| 16.0 -36.0 -20.0 -5.0 -0.01| 4.8 -0.0 5000 304 11 231 3| 0.2 2.8 3.0| 24.0 -36.0 -12.0 -2.4 0.05| 4.7 0.2 6000 288 14 241 7| 0.2 2.9 3.1| 29.0 -36.0 -7.1 -1.2 0.06| 4.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251015.00.gif