UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011612.upa.cvt Date: 1200Z 16 JAN 26 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 16 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 204 1 925 835 SFC 896 1094 2.6 -1.3 75 3.9 0.9 0 0 284.5 285.2 279.3 295.5 3.88 3 852 1498 1.4 -3.0 72 4.4 -0.4 260 17 287.4 288.0 280.3 297.8 3.59 4 850 1517 1.2 -3.5 71 4.7 -0.7 255 18 287.4 288.0 280.2 297.4 3.47 5 719 2843 -9.3 -11.6 83 2.3 -10.1 277 18 290.0 290.3 279.7 296.5 2.19 6 700 3051 -10.1 -12.4 83 2.3 -10.8 280 18 291.3 291.7 280.3 297.6 2.11 7 639 3749 -14.5 -17.4 79 2.9 -15.3 281 27 294.0 294.3 280.8 298.7 1.53 8 636 3784 -14.3 -18.4 71 4.1 -15.3 281 27 294.6 294.9 280.9 299.0 1.41 9 634 3808 -14.1 -19.0 66 4.9 -15.3 281 28 295.1 295.4 281.0 299.3 1.34 10 616 4028 -13.1 -20.1 56 7.0 -14.9 282 31 298.7 298.9 282.5 302.7 1.26 11 601 4215 -14.3 -22.3 51 8.0 -16.2 282 33 299.4 299.6 282.5 302.8 1.06 12 539 5034 -19.1 -31.1 34 12.0 -21.1 284 44 303.2 303.3 283.4 304.9 0.53 13 523 5258 -21.3 -31.3 40 10.0 -22.9 284 47 303.1 303.2 283.4 304.9 0.53 14 515 5372 -20.1 -37.1 20 17.0 -22.5 285 48 305.9 306.0 284.2 307.0 0.31 15 500 5590 -22.5 -46.5 9 24.0 -24.9 285 51 305.6 305.6 283.8 306.0 0.12 16 495 5665 -22.1 -43.1 13 21.0 -24.4 285 51 307.0 307.0 284.4 307.6 0.17 17 408 7069 -32.3 -50.3 15 18.0 -33.5 280 59 311.2 311.3 285.9 311.6 0.09 18 400 7210 -33.1 -50.1 17 17.0 -34.2 280 60 312.0 312.0 286.2 312.3 0.10 19 384 7495 -35.3 -50.3 20 15.0 -36.2 281 61 312.7 312.8 286.4 313.1 0.10 20 307 9009 -47.3 -55.3 39 8.0 -47.6 285 66 316.6 316.6 287.7 316.9 0.07 21 300 9160 -49.3 -57.3 39 8.0 -49.5 285 66 315.9 315.9 287.5 316.1 0.06 22 252 10289 -58.3 285 71 318.7 23 250 10340 -58.5 285 71 319.1 24 238 10647 -59.3 285 74 322.4 25 216 11250 -59.2 285 80 331.7 26 200 11730 -59.1 290 72 339.2 27 179 12433 -56.1 288 72 355.0 28 150 13560 -56.1 285 72 373.4 29 137 14138 -57.3 286 66 381.1 30 107 15697 -60.3 289 50 403.3 31 100 16120 -61.3 290 45 409.3 32 77 17739 -61.5 297 31 440.6 33 70 18330 -61.1 300 26 453.7 34 68 18510 -62.3 299 25 454.9 35 54 19935 -62.3 292 16 485.9 36 50 20410 -63.5 290 13 493.8 37 49 20534 -63.1 292 13 497.7 38 39 21944 -61.1 319 13 536.3 39 30 23590 -56.5 350 14 590.6 40 26 24504 -53.1 346 16 624.9 41 20 26200 -51.3 340 19 679.1 42 19 26535 -50.1 339 20 692.9 43 10 30790 -44.5 330 27 853.4 44 9.8 30926 -43.1 863.6 45 7.4 32837 -38.5 954.6 46 5.2 35300 -31.3 1088.4 TRP 252 10289 -58.3 285 71 318.7 WND 216 11250 -59.2 285 80 331.7 Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 835.03 mb = 1668.58 m = 5474.28 ft Wetbulb zero: 866.66 mb = 1361.25 m = 4466.00 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 62.84 % Est. max temperature: 7.33 C = 45.20 F Sfc-Lift cond lev (LCL): 843.39 mb = 1578.86 m = 5179.93 ft T: 0.71 C 700-500 lapse rate: 4.88 C/km ThetaE index: 1.31 C Layer 850.0- 700.0 mb Conv cond level (CCL): 770.17 mb = 2298.51 m = 7540.95 ft Mean mixing ratio: 3.43 g/kg Conv temperature: 6.88 C = 44.38 F Cap Strength: 9.18 C Lifted Index: 8.59 C Risk: None Lifted Index @300 mb: 13.49 C Lifted Index @700 mb: 1.13 C Showalter Index: 8.30 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 19.00 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 87.00 Risk: None Energy Index: 1.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.47 J/kg Max Up Vert Vel: 5.56 m/s Conv Inhibition (B-): 64033.27 J/kg Cap Strength: 9.02 C Lift Cond Lev (LCL): 791.42 mb = 2082.84 m = 6833.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 26 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 ---------------------------------------------------------- 0 896 1094 0 0 -0.0 -0.0 | 131 26 -19.4 16.7 1 850 1517 255 18 17.4 4.7 | 175 21 -2.0 21.3 2 700 3051 280 18 17.7 -3.1 | 173 14 -1.7 13.5 3 500 5590 285 51 49.3 -13.2 | 263 30 29.8 3.5 4 400 7210 280 60 59.1 -10.4 | 261 40 39.7 6.3 5 300 9160 285 66 63.8 -17.1 | 271 44 44.3 -0.4 6 252 10289 285 71 68.6 -18.4 | 272 49 49.2 -1.7 7 250 10340 285 71 68.6 -18.4 | 272 49 49.2 -1.7 8 216 11250 285 80 77.3 -20.7 | 274 58 57.9 -4.0 9 200 11730 290 72 67.7 -24.6 | 279 49 48.2 -8.0 10 150 13560 285 72 69.5 -18.6 | 272 50 50.1 -2.0 11 100 16120 290 45 42.3 -15.4 | 267 23 22.9 1.3 12 70 18330 300 26 22.5 -13.0 | 220 5 3.1 3.7 13 50 20410 290 13 12.2 -4.4 | 150 14 -7.2 12.2 14 30 23590 350 14 2.4 -13.8 | 100 17 -17.0 2.9 15 20 26200 340 19 6.5 -17.9 | 85 13 -12.9 -1.2 16 10 30790 330 27 13.5 -23.4 | 41 9 -5.9 -6.7 Wind Parameters Mean winds (0-6000m): 280.7 at 34.1 knts Storm direction: 310.7 at 25.6 knts Shear (0-3000m) pos: 3.0 neg: 3.1 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 98.0 deg Storm rel helicity (0-3000m) pos: 111.5 neg: -14.2 tot: 97.3 m^2/s^2 ave: 32.4 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 84.12 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 ------------------------------------------------------------------------------- 500 255 10 154 22| 0.0 18.5 18.5| 64.5 -12.0 52.6 105.1 0.51| 25.6 13.0 1000 258 14 164 20| 1.3 9.3 10.6| 65.7 -12.0 53.7 53.7 0.47| 14.1 6.6 1500 262 15 168 19| 1.7 6.2 7.9| 65.7 -12.6 53.1 35.4 0.42| 10.3 4.4 2000 266 16 169 18| 1.9 4.6 6.6| 67.3 -14.2 53.1 26.5 0.39| 8.4 3.3 2500 270 17 172 17| 2.4 3.7 6.1| 89.3 -14.2 75.1 30.0 0.49| 8.1 3.9 3000 273 19 178 16| 3.0 3.1 6.0|111.5 -14.2 97.3 32.4 0.55| 7.8 4.3 4000 277 24 197 14| 3.8 2.3 6.2|157.7 -14.2 143.5 35.9 0.58| 7.6 4.4 5000 280 29 219 15| 3.7 2.2 5.9|182.3 -16.9 165.4 33.1 0.55| 7.0 3.8 6000 281 34 234 18| 3.1 2.4 5.5|182.3 -26.4 156.0 26.0 0.49| 6.4 3.1 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20260116.12.gif