UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 16 APR 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 210 1 925 862 SFC 900 1094 11.6 1.6 50 10.0 6.6 60 3 293.5 294.3 284.3 307.4 4.77 3 850 1566 7.4 1.4 66 6.0 4.4 315 10 293.9 294.8 284.7 308.4 4.98 4 763 2443 -0.5 -3.3 81 2.8 -1.7 354 21 294.6 295.3 283.8 306.2 3.93 5 721 2894 -3.5 -6.9 77 3.4 -4.8 14 27 296.1 296.7 283.6 305.6 3.16 6 720 2905 -3.5 -7.2 75 3.7 -5.0 15 27 296.2 296.8 283.6 305.5 3.09 7 708 3039 0.6 -9.4 47 10.0 -3.4 21 29 302.2 302.7 285.4 310.4 2.65 8 700 3130 1.0 -11.0 40 12.0 -3.6 25 30 303.6 304.0 285.7 311.0 2.36 9 694 3199 0.6 -12.4 37 13.0 -4.3 24 30 303.9 304.3 285.5 310.6 2.12 10 681 3351 0.0 -16.0 29 16.0 -5.5 23 31 304.9 305.2 285.3 310.0 1.61 11 632 3946 -3.9 -28.9 12 25.0 -9.9 17 34 307.0 307.1 284.9 308.9 0.56 12 540 5167 -13.5 -40.5 8 27.0 -17.6 6 39 309.7 309.7 285.5 310.4 0.21 13 500 5750 -17.1 -43.1 8 26.0 -20.5 360 42 312.2 312.2 286.3 312.8 0.17 14 473 6163 -20.9 -39.9 16 19.0 -23.4 356 49 312.5 312.5 286.5 313.4 0.25 15 459 6384 -22.5 -41.5 16 19.0 -24.8 354 52 313.2 313.2 286.7 314.0 0.22 16 404 7309 -28.3 -54.3 6 26.0 -30.2 346 68 317.3 317.3 287.9 317.5 0.06 17 400 7380 -28.3 -56.3 5 28.0 -30.2 345 69 318.2 318.2 288.2 318.4 0.05 18 382 7709 -29.9 -45.9 20 16.0 -31.4 343 70 320.3 320.4 289.0 320.9 0.16 19 375 7841 -31.3 -50.3 14 19.0 -32.7 343 71 320.2 320.2 288.9 320.6 0.10 20 300 9380 -43.9 -60.9 14 17.0 -44.5 335 77 323.5 323.5 289.9 323.6 0.04 21 290 9608 -45.3 -60.9 16 15.6 -45.7 335 80 324.7 324.7 290.2 324.8 0.04 22 250 10590 -51.3 335 72 329.8 23 236 10960 -54.5 335 74 330.4 24 215 11553 -56.1 332 63 336.9 25 208 11765 -49.9 331 59 349.8 26 200 12020 -51.5 330 54 351.2 27 150 13870 -55.3 320 42 374.8 28 101 16358 -60.7 305 21 409.3 29 100 16420 -60.7 305 20 410.4 30 83 17582 -63.1 305 16 428.0 31 70 18640 -61.9 305 12 452.0 32 60 19591 -62.3 25 14 471.4 33 50 20720 -60.7 120 16 500.4 34 39 22268 -61.9 127 16 534.3 35 30 23900 -61.1 135 16 578.1 36 29 24112 -58.9 126 16 589.8 37 20 26470 -54.1 30 12 670.6 38 17 27519 -50.7 355 12 713.4 39 15 28334 -49.9 328 13 742.0 40 10 31040 -40.1 240 14 869.9 41 9.1 31684 -40.3 892.9 42 7.8 32736 -39.9 934.7 TRP 236 10960 -54.5 335 74 330.4 WND 290 9608 -45.3 -60.9 16 15.6 -45.7 335 80 324.7 324.7 290.2 324.8 0.04 Sounding variables and indices 1000-500 mb thick: 5540.00 m Freezing level: 768.51 mb = 2387.41 m = 7832.60 ft Freezing level: 709.76 mb = 3019.01 m = 9904.76 ft Freezing level: 681.00 mb = 3351.15 m = 10994.44 ft Wetbulb zero: 787.58 mb = 2185.44 m = 7169.98 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 37.65 % Est. max temperature: 13.13 C = 55.64 F Sfc-Lift cond lev (LCL): 773.19 mb = 2335.17 m = 7661.22 ft T: 0.47 C 700-500 lapse rate: 6.91 C/km ThetaE index: 2.94 C Layer 763.0- 708.0 mb Conv cond level (CCL): 759.23 mb = 2482.37 m = 8144.16 ft Mean mixing ratio: 4.77 g/kg Conv temperature: 12.82 C = 55.07 F Cap Strength: 6.60 C Lifted Index: 6.61 C Risk: None Lifted Index @300 mb: 11.28 C Lifted Index @700 mb: 6.20 C Showalter Index: 6.20 C Risk: None Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 13.90 Risk: None Sweat Index: 78.80 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.47 J/kg Max Up Vert Vel: 2.64 m/s Conv Inhibition (B-): 70741.83 J/kg Cap Strength: 6.60 C Lift Cond Lev (LCL): 768.11 mb = 2388.75 m = 7837.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 33 at 25 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 ---------------------------------------------------------- 0 900 1094 60 3 -2.6 -1.5 | 210 23 11.2 19.7 1 850 1566 315 10 7.1 -7.1 | 236 25 20.9 14.2 2 700 3130 25 30 -12.7 -27.2 | 349 6 1.1 -6.0 3 500 5750 360 42 -0.0 -42.0 | 326 25 13.8 -20.8 4 400 7380 345 69 17.9 -66.6 | 325 55 31.7 -45.4 5 300 9380 335 77 32.5 -69.8 | 316 67 46.4 -48.5 6 290 9608 335 80 33.8 -72.5 | 317 70 47.6 -51.3 7 250 10590 335 72 30.4 -65.3 | 315 62 44.2 -44.0 8 236 10960 335 74 31.3 -67.1 | 315 64 45.1 -45.8 9 200 12020 330 54 27.0 -46.8 | 302 48 40.8 -25.5 10 150 13870 320 42 27.0 -32.2 | 285 42 40.8 -10.9 11 100 16420 305 20 16.4 -11.5 | 252 32 30.2 9.8 12 70 18640 305 12 9.8 -6.9 | 239 28 23.6 14.4 13 50 20720 120 16 -13.9 8.0 | 180 29 -0.0 29.2 14 30 23900 135 16 -11.3 11.3 | 184 33 2.5 32.6 15 20 26470 30 12 -6.0 -10.4 | 216 13 7.8 10.8 16 10 31040 240 14 12.1 7.0 | 223 38 25.9 28.2 Wind Parameters Mean winds (0-6000m): 3.0 at 33.8 knts Storm direction: 33.0 at 25.3 knts Shear (0-3000m) pos: 4.7 neg: 2.9 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 129.9 deg Storm rel helicity (0-3000m) pos: 155.0 neg: -3.7 tot: 151.3 m^2/s^2 ave: 50.4 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 106.34 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 ------------------------------------------------------------------------------- 500 331 7 228 23| 0.0 11.8 11.8| 55.3 0.0 55.3 110.7 0.72| 14.2 10.2 1000 331 10 236 23| 4.2 5.9 10.1| 98.3 0.0 98.3 98.3 0.77| 11.4 8.7 1500 346 13 244 19| 6.0 3.9 9.9|130.7 0.0 130.7 87.1 0.75| 11.1 8.3 2000 5 17 249 13| 7.0 2.9 10.0|153.5 0.0 153.5 76.8 0.76| 11.4 8.6 2500 12 19 257 10| 5.6 2.8 8.4|155.0 -1.2 153.8 61.5 0.70| 9.9 7.0 3000 13 22 269 9| 4.7 2.9 7.6|155.0 -3.7 151.3 50.4 0.64| 8.9 5.7 4000 12 26 294 9| 3.5 3.2 6.7|155.0 -13.8 141.2 35.3 0.52| 7.6 4.0 5000 8 29 308 12| 2.8 3.7 6.5|159.9 -24.5 135.4 27.1 0.42| 7.3 3.0 6000 3 34 316 17| 2.3 4.7 7.0|161.1 -41.9 119.2 19.9 0.31| 7.7 2.4 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250416.12.gif