UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 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 223 1 925 854 SFC 898 1094 2.6 0.4 85 2.2 1.6 215 2 284.4 285.1 279.8 296.7 4.38 3 864 1405 2.0 -4.0 64 6.0 -0.5 282 7 286.9 287.5 279.7 296.4 3.29 4 850 1537 1.4 -4.6 64 6.0 -1.0 310 9 287.6 288.2 280.0 296.9 3.19 5 846 1575 1.4 -3.6 69 5.0 -0.7 311 9 288.0 288.6 280.4 298.0 3.46 6 750 2540 -1.1 -4.2 79 3.1 -2.4 329 22 295.4 296.1 284.0 306.5 3.73 7 748 2562 -1.7 -6.0 72 4.3 -3.4 330 22 295.0 295.5 283.2 304.7 3.26 8 745 2594 -1.5 -7.5 64 6.0 -3.8 330 23 295.5 296.0 283.1 304.3 2.92 9 731 2745 -1.9 -8.9 59 7.0 -4.6 333 25 296.7 297.2 283.3 304.8 2.67 10 712 2954 -2.1 -6.9 70 4.8 -4.1 337 27 298.7 299.3 284.7 308.4 3.20 11 700 3089 -2.7 -9.7 59 7.0 -5.4 340 29 299.5 300.0 284.4 307.5 2.61 12 631 3906 -7.5 -30.5 14 23.0 -12.3 345 31 303.0 303.1 283.2 304.7 0.48 13 627 3956 -7.3 -30.3 14 23.0 -12.2 345 31 303.8 303.9 283.6 305.5 0.49 14 568 4722 -11.1 -28.1 23 17.0 -14.9 349 33 308.1 308.2 285.4 310.3 0.67 15 547 5011 -13.5 -26.5 33 13.0 -16.4 351 33 308.5 308.7 285.8 311.2 0.80 16 500 5690 -18.1 -35.1 21 17.0 -20.8 355 35 311.0 311.0 286.2 312.3 0.39 17 403 7247 -30.9 -57.9 5 27.0 -32.4 341 38 314.2 314.2 286.8 314.3 0.04 18 400 7300 -31.3 -60.3 4 29.0 -32.8 340 38 314.3 314.3 286.9 314.4 0.03 19 341 8418 -38.7 343 65 318.9 20 317 8918 -42.2 345 78 320.7 21 300 9290 -44.9 345 75 322.1 22 272 9939 -48.9 340 71 325.4 23 250 10490 -51.1 335 65 330.1 24 242 10702 -50.7 335 62 333.8 25 200 11940 -52.1 335 44 350.3 26 186 12408 -54.5 330 41 353.7 27 150 13780 -57.1 315 34 371.7 28 123 15033 -57.7 298 25 392.3 29 112 15625 -56.5 290 21 405.2 30 100 16340 -58.5 280 16 414.7 31 97 16532 -58.3 285 16 418.7 32 73 18317 -59.9 333 16 450.8 33 70 18580 -59.1 340 16 457.9 34 62 19337 -60.7 329 13 470.6 35 54 20195 -61.1 317 10 488.6 36 50 20670 -63.1 310 8 494.8 37 45 21317 -63.5 292 9 509.0 38 42 21740 -63.3 281 9 519.6 39 30 23820 -60.5 225 11 579.7 40 25 24960 -57.9 160 13 618.2 41 21 26067 -54.3 97 15 660.7 42 20 26380 -53.7 80 15 671.8 43 12 29699 -49.1 21 24 793.8 44 10 30900 -47.7 360 27 841.5 45 8.8 31749 -44.9 883.7 46 6.8 33500 -37.9 980.5 TRP 272 9939 -48.9 340 71 325.4 WND 317 8918 -42.2 345 78 320.7 Sounding variables and indices 1000-500 mb thick: 5467.00 m Freezing level: 792.24 mb = 2115.60 m = 6940.85 ft Wetbulb zero: 871.82 mb = 1332.78 m = 4372.57 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 45.72 % Est. max temperature: 12.87 C = 55.16 F Sfc-Lift cond lev (LCL): 867.83 mb = 1369.74 m = 4493.84 ft T: 2.07 C 700-500 lapse rate: 5.92 C/km ThetaE index: 3.75 C Layer 700.0- 627.0 mb Conv cond level (CCL): 639.89 mb = 3796.15 m = 12454.40 ft Mean mixing ratio: 3.58 g/kg Conv temperature: 20.25 C = 68.44 F Cap Strength: 11.26 C Lifted Index: 12.06 C Risk: None Lifted Index @300 mb: 16.90 C Lifted Index @700 mb: 7.71 C Showalter Index: 13.05 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: 13.50 C K Index: 7.90 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.90 J/kg Max Up Vert Vel: 7.60 m/s Conv Inhibition (B-): 74699.40 J/kg Cap Strength: 11.87 C Lift Cond Lev (LCL): 787.95 mb = 2144.72 m = 7036.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 15 at 21 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 ---------------------------------------------------------- 0 898 1094 215 2 1.1 1.6 | 197 23 6.6 21.9 1 850 1537 310 9 6.9 -5.8 | 221 19 12.4 14.4 2 700 3089 340 29 9.9 -27.3 | 295 17 15.4 -7.0 3 500 5690 355 35 3.1 -34.9 | 330 17 8.5 -14.6 4 400 7300 340 38 13.0 -35.7 | 310 24 18.5 -15.5 5 317 8918 345 78 20.2 -75.3 | 335 61 25.7 -55.1 6 300 9290 345 75 19.4 -72.4 | 335 58 24.9 -52.2 7 272 9939 340 71 24.3 -66.7 | 327 55 29.8 -46.5 8 250 10490 335 65 27.5 -58.9 | 320 51 32.9 -38.7 9 200 11940 335 44 18.6 -39.9 | 309 31 24.1 -19.6 10 150 13780 315 34 24.0 -24.0 | 277 30 29.5 -3.8 11 100 16340 280 16 15.8 -2.8 | 231 27 21.2 17.4 12 70 18580 340 16 5.5 -15.0 | 245 12 10.9 5.2 13 50 20670 310 8 6.1 -5.1 | 218 19 11.6 15.1 14 30 23820 225 11 7.8 7.8 | 205 31 13.3 28.0 15 20 26380 80 15 -14.8 -2.6 | 152 20 -9.3 17.6 16 10 30900 360 27 -0.0 -27.0 | 321 9 5.5 -6.8 Wind Parameters Mean winds (0-6000m): 345.1 at 27.9 knts Storm direction: 15.1 at 21.0 knts Shear (0-3000m) pos: 5.6 neg: 0.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 110.7 deg Storm rel helicity (0-3000m) pos: 174.9 neg: 0.0 tot: 174.9 m^2/s^2 ave: 58.3 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 6.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.37 Bulk Shear: 77.16 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 ------------------------------------------------------------------------------- 500 300 6 212 20| 10.4 0.0 10.4| 59.9 0.0 59.9 119.8 0.83| 12.5 10.4 1000 312 9 222 19| 8.7 0.0 8.7| 91.9 0.0 91.9 91.9 0.88| 9.8 8.6 1500 322 13 233 17| 8.1 0.0 8.1|124.2 0.0 124.2 82.8 0.91| 9.0 8.2 2000 331 16 245 15| 7.8 0.0 7.8|158.1 0.0 158.1 79.1 0.93| 8.7 8.1 2500 334 19 255 14| 6.5 0.0 6.5|166.4 0.0 166.4 66.6 0.94| 7.4 6.9 3000 337 21 264 14| 5.6 0.0 5.6|174.9 0.0 174.9 58.3 0.94| 6.5 6.1 4000 341 24 279 13| 4.5 0.0 4.5|192.5 0.0 192.5 48.1 0.95| 5.4 5.1 5000 345 26 292 13| 3.7 0.2 4.0|203.4 -8.2 195.2 39.0 0.86| 4.8 4.1 6000 345 28 298 14| 3.1 0.7 3.8|203.4 -32.1 171.2 28.5 0.68| 4.5 3.1 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250416.00.gif