UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 6 DEC 25 Station: LTAM WMO ident: 17196 Latitude: 38.68 Longitude: 35.50 Elevation: 1094.00 ------------------------------------------------------------------------------- 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 112 1 925 766 SFC 889 1094 12.6 2.6 50 10.0 7.4 100 7 295.5 296.5 285.6 310.8 5.19 3 850 1473 9.6 -1.4 46 11.0 4.3 155 29 296.2 296.9 284.7 308.3 4.06 4 814 1832 8.4 -1.6 49 10.0 3.6 164 28 298.6 299.4 285.7 311.1 4.18 5 778 2206 7.8 -4.2 42 12.0 2.2 173 27 301.9 302.5 286.4 312.9 3.60 6 708 2976 1.0 -7.0 55 8.0 -2.4 193 25 302.6 303.2 286.2 312.4 3.19 7 707 2987 0.8 -7.2 55 8.0 -2.6 193 25 302.5 303.1 286.1 312.2 3.15 8 700 3067 0.4 -7.6 55 8.0 -2.9 195 25 302.9 303.5 286.2 312.4 3.08 9 642 3755 -5.1 -10.1 68 5.0 -7.0 198 29 304.3 304.8 286.4 312.9 2.76 10 613 4116 -7.9 -13.9 62 6.0 -9.9 199 31 305.1 305.5 286.0 311.8 2.13 11 541 5077 -14.5 -34.5 17 20.0 -18.0 203 37 308.3 308.4 285.2 309.7 0.38 12 500 5670 -19.1 -30.1 37 11.0 -21.1 205 41 309.8 309.9 286.0 311.9 0.63 13 480 5971 -21.7 -30.7 44 9.0 -23.2 205 40 310.2 310.3 286.1 312.3 0.62 14 400 7280 -32.9 -37.7 62 4.8 -33.4 205 36 312.2 312.3 286.6 313.5 0.37 15 386 7531 -34.3 -39.0 62 4.7 -34.8 206 39 313.6 313.7 287.0 314.8 0.34 16 380 7641 -35.1 -39.8 62 4.7 -35.5 206 41 313.9 314.0 287.1 315.1 0.32 17 309 9054 -46.5 -52.5 50 6.0 -46.7 209 60 317.1 317.1 287.9 317.5 0.10 18 300 9250 -48.1 -54.1 50 6.0 -48.3 210 63 317.6 317.6 288.1 317.9 0.08 19 250 10420 -58.5 210 64 319.1 20 221 11187 -63.5 220 67 322.8 21 214 11385 -63.1 223 69 326.5 22 200 11800 -65.3 230 72 329.3 23 172 12726 -63.7 235 60 346.5 24 151 13529 -63.5 240 50 360.0 25 150 13570 -63.7 240 49 360.3 26 133 14310 -61.9 241 45 376.2 27 112 15375 -60.5 244 39 397.7 28 105 15777 -60.1 244 37 405.9 29 100 16080 -61.3 245 35 409.3 30 96 16336 -59.5 243 36 417.6 31 78 17641 -59.1 235 40 444.0 32 70 18320 -60.3 230 42 455.4 33 63 18979 -57.9 238 43 474.6 34 55 19834 -57.9 248 45 493.4 35 50 20430 -60.5 255 46 500.9 36 48 20684 -59.9 255 46 508.2 37 42 21521 -57.7 255 47 533.5 38 36 22489 -59.1 255 49 553.9 39 30 23630 -59.5 255 50 582.4 40 29 23843 -58.9 256 52 589.8 41 20 26160 -61.7 265 69 647.3 42 18 26816 -61.5 265 78 667.7 43 12 29341 -60.9 265 115 752.0 44 10 30480 -59.9 265 131 796.1 45 9.4 30867 -59.5 811.7 TRP 221 11187 -63.5 220 67 322.8 WND 10 30480 -59.9 265 131 796.1 Sounding variables and indices 1000-500 mb thick: 5558.00 m Freezing level: 695.78 mb = 3117.01 m = 10226.29 ft Wetbulb zero: 744.03 mb = 2570.51 m = 8433.33 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 46.68 % Est. max temperature: 19.14 C = 66.45 F Sfc-Lift cond lev (LCL): 764.04 mb = 2353.92 m = 7722.75 ft T: 6.49 C 700-500 lapse rate: 7.49 C/km ThetaE index: 2.51 C Layer 850.0- 814.0 mb Conv cond level (CCL): 649.59 mb = 3661.20 m = 12011.66 ft Mean mixing ratio: 4.27 g/kg Conv temperature: 20.89 C = 69.60 F Cap Strength: 4.65 C Lifted Index: 3.09 C Risk: None Lifted Index @300 mb: 5.49 C Lifted Index @700 mb: 4.42 C Showalter Index: 4.32 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 17.70 C K Index: 19.30 Risk: < 20 % chance of thunderstorms Sweat Index: 99.00 Risk: None Energy Index: 0.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.17 J/kg Max Up Vert Vel: 6.35 m/s Conv Inhibition (B-): 52587.80 J/kg Cap Strength: 4.65 C Lift Cond Lev (LCL): 713.25 mb = 2915.21 m = 9564.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 225 at 24 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 ---------------------------------------------------------- 0 889 1094 100 7 -6.9 1.2 | 57 29 -24.0 -15.7 1 850 1473 155 29 -12.3 26.3 | 108 31 -29.4 9.4 2 700 3067 195 25 6.5 24.1 | 124 13 -10.6 7.2 3 500 5670 205 41 17.3 37.2 | 181 20 0.2 20.2 4 400 7280 205 36 15.2 32.6 | 173 16 -1.9 15.7 5 300 9250 210 63 31.5 54.6 | 201 40 14.4 37.6 6 250 10420 210 64 32.0 55.4 | 201 41 14.9 38.5 7 221 11187 220 67 43.1 51.3 | 217 43 26.0 34.4 8 200 11800 230 72 55.2 46.3 | 232 48 38.1 29.4 9 150 13570 240 49 42.4 24.5 | 253 26 25.3 7.6 10 100 16080 245 35 31.7 14.8 | 278 15 14.6 -2.1 11 70 18320 230 42 32.2 27.0 | 236 18 15.1 10.1 12 50 20430 255 46 44.4 11.9 | 280 28 27.3 -5.0 13 30 23630 255 50 48.3 12.9 | 277 31 31.2 -4.0 14 20 26160 265 69 68.7 6.0 | 282 53 51.6 -10.9 15 10 30480 265 131 130.5 11.4 | 273 114 113.4 -5.5 Wind Parameters Mean winds (0-6000m): 195.3 at 32.1 knts Storm direction: 225.3 at 24.1 knts Shear (0-3000m) pos: 5.7 neg: 0.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 94.6 deg Storm rel helicity (0-3000m) pos: 290.2 neg: 0.0 tot: 290.2 m^2/s^2 ave: 96.7 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 7.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.28 Bulk Shear: 71.49 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 ------------------------------------------------------------------------------- 500 149 21 91 28| 26.4 0.0 26.4|232.5 0.0 232.5 464.9 0.96| 30.6 29.3 1000 158 24 102 27| 13.4 0.0 13.4|252.2 0.0 252.2 252.2 0.87| 18.5 16.1 1500 164 25 107 25| 9.0 0.0 9.0|263.2 0.0 263.2 175.5 0.79| 14.4 11.4 2000 170 25 110 23| 6.9 0.0 6.9|268.1 0.0 268.1 134.1 0.73| 12.2 8.8 2500 176 26 114 21| 6.2 0.0 6.2|279.0 0.0 279.0 111.6 0.74| 10.4 7.7 3000 180 26 119 19| 5.7 0.0 5.7|290.2 0.0 290.2 96.7 0.75| 9.2 7.0 4000 187 28 130 18| 5.1 0.0 5.1|314.1 0.0 314.1 78.5 0.77| 7.8 5.9 5000 192 31 141 17| 4.3 0.0 4.3|328.9 -2.7 326.1 65.2 0.74| 6.7 5.0 6000 195 32 148 16| 3.6 0.3 3.9|328.9 -9.6 319.3 53.2 0.69| 5.9 4.0 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20251206.12.gif