UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 10 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 181 1 925 812 SFC 893 1094 2.6 2.1 96 0.5 2.4 195 1 284.8 285.7 280.8 298.8 4.98 3 880 1214 4.4 0.6 76 3.8 2.6 164 3 287.9 288.7 281.7 300.9 4.54 4 877 1242 4.4 0.5 76 3.9 2.6 157 4 288.2 289.0 281.8 301.1 4.52 5 871 1298 4.2 0.3 76 3.9 2.4 142 5 288.5 289.3 281.9 301.4 4.49 6 850 1497 2.2 -1.0 79 3.2 0.8 90 9 288.5 289.2 281.5 300.5 4.18 7 817 1817 1.4 -1.1 83 2.5 0.3 85 9 290.9 291.7 282.8 303.4 4.32 8 794 2048 1.4 -1.8 79 3.2 -0.0 81 9 293.3 294.0 283.7 305.6 4.22 9 700 3054 -4.9 -8.1 78 3.2 -6.1 65 9 297.1 297.6 283.8 306.0 2.96 10 655 3574 -7.7 -12.7 67 5.0 -9.4 48 10 299.6 300.0 284.0 306.4 2.20 11 653 3598 -7.3 -13.3 62 6.0 -9.3 47 10 300.3 300.7 284.1 306.8 2.10 12 632 3853 -7.3 -19.3 38 12.0 -10.8 39 10 303.1 303.4 284.3 307.4 1.31 13 616 4052 -8.7 -17.7 48 9.0 -11.4 33 11 303.8 304.0 284.8 308.7 1.54 14 613 4090 -8.9 -17.9 48 9.0 -11.6 31 11 303.9 304.2 284.9 308.8 1.52 15 500 5630 -21.7 -27.7 58 6.0 -22.8 340 13 306.6 306.7 285.0 309.2 0.78 16 420 6895 -31.1 -39.1 45 8.0 -31.9 301 15 310.2 310.3 285.8 311.3 0.31 17 400 7240 -34.3 -42.3 44 8.0 -35.0 290 16 310.4 310.5 285.8 311.2 0.23 18 334 8473 -44.9 -54.9 32 10.0 -45.3 274 21 312.3 312.3 286.2 312.6 0.07 19 300 9180 -51.1 -59.1 38 8.0 -51.3 265 24 313.3 313.3 286.6 313.5 0.04 20 250 10340 -60.9 280 34 315.5 21 237 10671 -63.1 305 26 317.1 22 232 10803 -62.1 311 25 320.5 23 200 11730 -59.3 355 18 338.9 24 165 12938 -56.9 281 15 362.0 25 161 13093 -57.3 272 15 363.9 26 150 13540 -57.1 245 14 371.7 27 100 16090 -61.1 275 26 409.7 28 70 18300 -62.5 275 22 450.7 29 62 19050 -62.3 271 24 467.0 30 50 20380 -62.1 265 27 497.1 31 30 23540 -62.9 280 47 573.2 32 28 23966 -61.5 279 49 588.5 33 24 24925 -59.9 277 54 619.7 34 20 26060 -61.3 275 60 648.5 35 18 26719 -59.3 275 64 674.7 36 13 28776 -56.3 275 77 750.9 37 11 29853 -50.3 275 83 809.4 38 10 30480 -47.7 275 87 841.5 39 9.2 31029 -48.9 857.2 40 8.1 31875 -44.1 908.0 41 6.3 33585 -37.5 1003.8 42 6.0 33922 -37.4 260 133 1018.6 43 5.9 34038 -37.3 1023.7 TRP 237 10671 -63.1 305 26 317.1 WND 6.0 33922 -37.4 260 133 1018.6 Sounding variables and indices 1000-500 mb thick: 5449.00 m Freezing level: 773.11 mb = 2271.61 m = 7452.71 ft Wetbulb zero: 797.05 mb = 2017.12 m = 6617.78 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 65.93 % Est. max temperature: 12.73 C = 54.91 F Sfc-Lift cond lev (LCL): 886.05 mb = 1157.77 m = 3798.42 ft T: 3.56 C 700-500 lapse rate: 6.52 C/km ThetaE index: 0.92 C Layer 850.0- 817.0 mb Conv cond level (CCL): 735.62 mb = 2657.79 m = 8719.68 ft Mean mixing ratio: 4.36 g/kg Conv temperature: 13.02 C = 55.43 F Cap Strength: 6.61 C Lifted Index: 5.82 C Risk: None Lifted Index @300 mb: 8.12 C Lifted Index @700 mb: 3.34 C Showalter Index: 6.93 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 20.70 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 31.00 Risk: None Energy Index: 1.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.52 J/kg Max Up Vert Vel: 6.86 m/s Conv Inhibition (B-): 55616.06 J/kg Cap Strength: 6.62 C Lift Cond Lev (LCL): 803.16 mb = 1955.41 m = 6415.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 37 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 ---------------------------------------------------------- 0 893 1094 195 1 0.3 1.0 | 215 9 5.2 7.5 1 850 1497 90 9 -9.0 0.0 | 149 8 -4.0 6.6 2 700 3054 65 9 -8.2 -3.8 | 131 4 -3.2 2.8 3 500 5630 340 13 4.4 -12.2 | 301 11 9.4 -5.7 4 400 7240 290 16 15.0 -5.5 | 267 20 20.0 1.1 5 300 9180 265 24 23.9 2.1 | 253 30 28.9 8.7 6 250 10340 280 34 33.5 -5.9 | 269 38 38.5 0.7 7 237 10671 305 26 21.3 -14.9 | 288 28 26.3 -8.4 8 200 11730 355 18 1.6 -17.9 | 330 13 6.6 -11.4 9 150 13540 245 14 12.7 5.9 | 235 22 17.7 12.5 10 100 16090 275 26 25.9 -2.3 | 262 31 30.9 4.3 11 70 18300 275 22 21.9 -1.9 | 260 27 26.9 4.6 12 50 20380 265 27 26.9 2.4 | 254 33 31.9 8.9 13 30 23540 280 47 46.3 -8.2 | 272 51 51.3 -1.6 14 20 26060 275 60 59.8 -5.2 | 269 65 64.8 1.3 15 10 30480 275 87 86.7 -7.6 | 271 92 91.7 -1.0 Wind Parameters Mean winds (0-6000m): 7.2 at 11.0 knts Storm direction: 37.2 at 8.2 knts Shear (0-3000m) pos: 0.0 neg: 2.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 154.7 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -34.8 tot: -34.8 m^2/s^2 ave: -11.6 10^-3 m/s^2 rel: -0.81 Storm rel vorticity (0-3000m) horiz: 3.8 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.21 Bulk Shear: 19.41 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 94 6 174 7| 0.0 9.6 9.6| 0.0 -28.7 -28.7 -57.3 -0.90| 13.0-11.7 1000 88 7 160 7| 0.0 4.9 4.9| 0.0 -29.8 -29.8 -29.8 -0.86| 7.1 -6.2 1500 84 8 153 6| 0.0 3.3 3.3| 0.0 -30.7 -30.7 -20.4 -0.83| 5.2 -4.3 2000 79 8 149 6| 0.0 2.5 2.5| 0.0 -31.4 -31.4 -15.7 -0.80| 4.2 -3.4 2500 74 8 144 5| 0.0 2.2 2.2| 0.0 -33.1 -33.1 -13.3 -0.79| 4.0 -3.2 3000 67 9 136 4| 0.0 2.0 2.0| 0.0 -34.8 -34.8 -11.6 -0.81| 3.8 -3.1 4000 50 9 103 2| 0.0 1.7 1.7| 0.0 -40.3 -40.3 -10.1 -0.77| 3.7 -2.9 5000 30 10 1 2| 0.0 1.5 1.5| 0.0 -53.4 -53.4 -10.7 -0.74| 3.8 -2.8 6000 7 11 320 6| 0.0 1.4 1.4| 0.0 -80.1 -80.1 -13.3 -0.74| 3.8 -2.8 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20251210.00.gif