UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011812.upa.cvt Date: 1200Z 18 JAN 26 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 18 JAN 26 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 223 1 925 832 SFC 894 1094 -6.7 -11.0 71 4.3 -7.9 15 2 275.1 275.4 271.3 280.3 1.84 3 885 1174 -8.1 -14.1 62 6.0 -9.6 358 3 274.5 274.7 270.3 278.6 1.45 4 850 1489 -10.1 -13.3 77 3.2 -10.9 290 6 275.6 275.8 271.2 280.1 1.61 5 846 1525 -10.1 -13.3 77 3.2 -10.9 290 6 275.9 276.2 271.5 280.5 1.62 6 737 2580 -16.1 -19.3 76 3.2 -16.8 279 11 280.5 280.7 273.3 283.8 1.12 7 700 2967 -19.3 -21.5 83 2.2 -19.7 275 13 281.1 281.3 273.5 284.0 0.98 8 684 3138 -21.3 -23.5 82 2.2 -21.7 274 15 280.7 280.9 273.1 283.3 0.84 9 680 3182 -20.1 -22.3 83 2.2 -20.5 274 16 282.6 282.7 274.2 285.4 0.94 10 674 3248 -20.3 -22.7 81 2.4 -20.7 273 17 283.1 283.2 274.5 285.8 0.91 11 658 3426 -19.5 -27.5 49 8.0 -20.8 272 19 285.9 286.0 275.5 287.8 0.61 12 637 3667 -21.1 -32.1 37 11.0 -22.6 271 22 286.7 286.8 275.6 288.0 0.41 13 630 3748 -22.1 -33.1 36 11.0 -23.5 270 23 286.5 286.6 275.5 287.7 0.37 14 539 4883 -28.1 -46.1 16 18.0 -29.4 263 39 292.4 292.4 278.0 292.8 0.11 15 504 5363 -30.3 -47.3 17 17.0 -31.4 260 45 295.4 295.4 279.4 295.8 0.11 16 500 5420 -31.3 -49.3 15 18.0 -32.4 260 46 294.9 294.9 279.1 295.2 0.09 17 456 6067 -34.1 -56.1 9 22.0 -35.1 260 49 299.2 299.3 281.1 299.4 0.04 18 400 6970 -40.1 260 53 302.9 19 399 6987 -40.1 260 53 303.1 20 338 8108 -46.1 269 64 309.6 21 330 8268 -47.1 270 66 310.4 22 329 8288 -47.1 270 65 310.7 23 327 8328 -47.1 270 64 311.2 24 307 8747 -47.5 270 51 316.3 25 300 8900 -46.1 270 46 320.4 26 266 9698 -47.1 267 50 330.1 27 250 10110 -46.3 265 52 337.2 28 200 11600 -45.1 260 48 361.4 29 194 11802 -46.5 263 49 362.3 30 152 13404 -50.5 289 56 381.6 31 150 13490 -49.3 290 56 385.1 32 124 14731 -54.3 282 66 397.6 33 118 15051 -54.8 280 68 402.3 34 100 16110 -56.5 285 47 418.6 35 77 17755 -59.5 281 33 444.8 36 70 18350 -60.1 280 28 455.8 37 56 19732 -63.1 283 31 479.0 38 50 20430 -62.3 285 33 496.7 39 47 20814 -60.3 266 30 510.3 40 44 21229 -56.3 246 27 529.8 41 38 22147 -62.1 202 21 537.7 42 33 23026 -58.5 159 14 569.4 43 30 23630 -55.1 130 10 594.4 44 20 26260 -48.5 260 17 687.7 45 18 26952 -49.1 261 17 706.9 46 10 30910 -37.1 265 17 881.1 47 6.5 33906 -34.3 1008.4 48 6.1 34352 -33.1 1032.0 TRP 330 8268 -47.1 270 66 310.4 WND 118 15051 -54.8 280 68 402.3 Sounding variables and indices 1000-500 mb thick: 5197.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 52.25 % Est. max temperature: -1.80 C = 28.75 F Sfc-Lift cond lev (LCL): 834.79 mb = 1627.53 m = 5339.61 ft T: -10.68 C 700-500 lapse rate: 4.89 C/km ThetaE index: 1.73 C Layer 885.0- 850.0 mb Conv cond level (CCL): 746.15 mb = 2485.82 m = 8155.47 ft Mean mixing ratio: 1.53 g/kg Conv temperature: -1.90 C = 28.58 F Cap Strength: 12.75 C Lifted Index: 12.27 C Risk: None Lifted Index @300 mb: 28.32 C Lifted Index @700 mb: 3.06 C Showalter Index: 12.51 C Risk: None Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 18.00 C K Index: 5.70 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 3.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.06 J/kg Max Up Vert Vel: 5.67 m/s Conv Inhibition (B-): 71261.41 J/kg Cap Strength: 12.55 C Lift Cond Lev (LCL): 792.29 mb = 2027.09 m = 6650.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 22 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 ---------------------------------------------------------- 0 894 1094 15 2 -0.5 -1.9 | 108 22 -20.6 6.7 1 850 1489 290 6 5.6 -2.1 | 114 16 -14.4 6.5 2 700 2967 275 13 13.0 -1.1 | 136 10 -7.1 7.5 3 500 5420 260 46 45.3 8.0 | 237 30 25.2 16.6 4 400 6970 260 53 52.2 9.2 | 241 37 32.1 17.8 5 330 8268 270 66 66.0 -0.0 | 259 47 45.9 8.6 6 300 8900 270 46 46.0 -0.0 | 252 27 25.9 8.6 7 250 10110 265 52 51.8 4.5 | 248 34 31.7 13.1 8 200 11600 260 48 47.3 8.3 | 238 32 27.2 16.9 9 150 13490 290 56 52.6 -19.2 | 288 34 32.5 -10.6 10 118 15051 280 68 67.0 -11.8 | 274 47 46.9 -3.2 11 100 16110 285 47 45.4 -12.2 | 278 26 25.3 -3.6 12 70 18350 280 28 27.6 -4.9 | 243 8 7.5 3.7 13 50 20430 285 33 31.9 -8.5 | 270 12 11.8 0.1 14 30 23630 130 10 -7.7 6.4 | 118 32 -27.7 15.0 15 20 26260 260 17 16.7 3.0 | 164 12 -3.3 11.6 16 10 30910 265 17 16.9 1.5 | 163 11 -3.2 10.1 Wind Parameters Mean winds (0-6000m): 263.2 at 29.1 knts Storm direction: 293.2 at 21.9 knts Shear (0-3000m) pos: 0.0 neg: 4.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 112.3 deg Storm rel helicity (0-3000m) pos: 58.2 neg: -4.9 tot: 53.3 m^2/s^2 ave: 17.8 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 88.16 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 ------------------------------------------------------------------------------- 500 302 4 111 17| 0.0 6.9 6.9| 12.4 -4.9 7.5 15.0 0.25| 7.9 2.0 1000 291 6 114 16| 0.0 4.7 4.7| 16.5 -4.9 11.6 11.6 0.30| 5.2 1.5 1500 286 7 117 15| 0.0 4.0 4.0| 22.0 -4.9 17.1 11.4 0.37| 4.3 1.6 2000 281 9 121 13| 0.0 3.9 3.9| 30.2 -4.9 25.3 12.7 0.47| 4.2 2.0 2500 278 10 126 12| 0.0 4.5 4.5| 44.4 -4.9 39.5 15.8 0.62| 4.8 2.9 3000 275 13 136 10| 0.0 4.9 4.9| 58.2 -4.9 53.3 17.8 0.65| 5.1 3.3 4000 268 19 170 9| 0.0 5.5 5.5| 79.0 -4.9 74.1 18.5 0.55| 5.7 3.1 5000 265 24 200 12| 0.0 5.1 5.1| 91.9 -4.9 87.0 17.4 0.50| 5.3 2.6 6000 263 29 216 15| 0.3 4.5 4.7|116.6 -4.9 111.7 18.6 0.49| 4.9 2.4 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20260118.12.gif