UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 24 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 80 1 925 736 SFC 886 1094 13.0 8.0 72 5.0 10.1 250 1 296.2 297.6 288.2 318.4 7.61 3 850 1447 11.8 6.8 71 5.0 8.9 355 7 298.5 299.8 288.7 320.0 7.31 4 759 2390 7.0 2.0 70 5.0 4.4 276 17 303.1 304.2 289.0 320.7 5.83 5 700 3052 2.6 -2.4 70 5.0 0.2 220 25 305.4 306.2 288.5 319.4 4.58 6 621 4010 -4.5 -7.4 80 2.9 -5.7 231 32 307.9 308.5 288.4 318.9 3.53 7 616 4074 -4.1 -6.3 85 2.2 -5.1 231 32 309.0 309.8 289.1 321.2 3.88 8 577 4588 -8.1 -14.1 62 6.0 -10.2 237 36 310.2 310.6 287.9 317.4 2.23 9 556 4876 -9.5 -16.5 57 7.0 -11.8 241 38 311.8 312.2 288.1 318.0 1.89 10 519 5406 -12.9 -30.9 21 18.0 -16.6 247 42 313.9 314.1 287.4 315.9 0.56 11 500 5690 -14.3 -26.3 35 12.0 -17.1 250 44 315.6 315.8 288.3 318.7 0.89 12 483 5950 -16.7 -27.7 38 11.0 -19.1 250 42 315.8 315.9 288.3 318.6 0.81 13 439 6657 -22.7 -37.7 24 15.0 -24.8 250 35 316.9 317.0 288.1 318.2 0.34 14 400 7330 -28.7 -41.7 28 13.0 -30.1 250 29 317.7 317.7 288.3 318.6 0.25 15 368 7922 -32.7 -42.7 36 10.0 -33.6 251 41 320.0 320.1 289.0 320.9 0.24 16 303 9263 -42.7 -51.7 37 9.0 -43.2 255 70 324.3 324.3 290.2 324.7 0.11 17 300 9330 -42.9 -51.9 37 9.0 -43.3 255 71 324.9 324.9 290.3 325.3 0.11 18 299 9353 -42.5 -52.5 33 10.0 -43.0 255 71 325.8 325.8 290.6 326.2 0.10 19 264 10190 -47.7 -60.0 23 12.2 -48.1 260 84 329.9 330.0 291.7 330.1 0.04 20 253 10471 -49.5 -62.5 20 13.0 -49.8 265 79 331.3 331.3 292.1 331.5 0.03 21 250 10550 -49.7 -62.7 20 13.0 -50.0 265 77 332.2 332.2 292.3 332.3 0.03 22 218 11442 -51.3 262 79 343.0 23 200 12000 -52.3 260 81 349.9 24 166 13210 -50.9 260 73 371.4 25 150 13870 -51.3 260 68 381.7 26 112 15733 -58.5 246 56 401.5 27 100 16440 -60.7 240 52 410.4 28 89 17162 -61.7 220 37 422.4 29 72 18475 -60.7 185 11 450.9 30 70 18650 -59.7 180 7 456.7 31 64 19205 -63.3 217 9 460.6 32 51 20598 -63.3 312 14 491.5 33 50 20720 -63.1 320 14 494.8 34 40 22110 -59.5 324 12 536.4 35 32 23513 -58.7 329 11 573.9 36 30 23920 -57.9 330 10 586.8 37 20 26490 -55.1 310 13 667.5 38 13 29278 -51.3 294 25 768.2 39 10 31000 -48.1 285 32 840.0 40 7.7 32755 -39.7 939.0 TRP 253 10471 -49.5 -62.5 20 13.0 -49.8 265 79 331.3 331.3 292.1 331.5 0.03 WND 264 10190 -47.7 -60.0 23 12.2 -48.1 260 84 329.9 330.0 291.7 330.1 0.04 Sounding variables and indices 1000-500 mb thick: 5610.00 m Freezing level: 671.07 mb = 3402.93 m = 11164.33 ft Wetbulb zero: 697.39 mb = 3081.90 m = 10111.09 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 64.65 % Est. max temperature: 20.50 C = 68.90 F Sfc-Lift cond lev (LCL): 821.67 mb = 1729.20 m = 5673.15 ft T: 10.36 C 700-500 lapse rate: 6.41 C/km ThetaE index: 1.80 C Layer 700.0- 616.0 mb Conv cond level (CCL): 714.63 mb = 2882.63 m = 9457.35 ft Mean mixing ratio: 7.02 g/kg Conv temperature: 21.28 C = 70.31 F Cap Strength: 3.00 C Lifted Index: 2.15 C Risk: None Lifted Index @300 mb: 4.07 C Lifted Index @700 mb: 2.23 C Showalter Index: 2.09 C Risk: Showers probable Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 21.10 C K Index: 27.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 139.60 Risk: None Energy Index: -0.21 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.92 J/kg Max Up Vert Vel: 6.47 m/s Conv Inhibition (B-): 51395.81 J/kg Cap Strength: 2.98 C Lift Cond Lev (LCL): 773.91 mb = 2227.65 m = 7308.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 273 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 ---------------------------------------------------------- 0 886 1094 250 1 0.9 0.3 | 94 21 -20.7 1.4 1 850 1447 355 7 0.6 -7.0 | 74 22 -21.0 -5.9 2 700 3052 220 25 16.1 19.2 | 165 21 -5.6 20.2 3 500 5690 250 44 41.3 15.0 | 231 25 19.7 16.1 4 400 7330 250 29 27.3 9.9 | 207 12 5.6 11.0 5 300 9330 255 71 68.6 18.4 | 248 51 47.0 19.4 6 264 10190 260 84 82.7 14.6 | 256 63 61.1 15.7 7 253 10471 265 79 78.7 6.9 | 262 58 57.1 8.0 8 250 10550 265 77 76.7 6.7 | 262 56 55.1 7.8 9 200 12000 260 81 79.8 14.1 | 255 60 58.1 15.1 10 150 13870 260 68 67.0 11.8 | 254 47 45.3 12.9 11 100 16440 240 52 45.0 26.0 | 221 36 23.4 27.1 12 70 18650 180 7 0.0 7.0 | 110 23 -21.6 8.1 13 50 20720 320 14 9.0 -10.7 | 53 16 -12.6 -9.7 14 30 23920 330 10 5.0 -8.7 | 65 18 -16.6 -7.6 15 20 26490 310 13 10.0 -8.4 | 58 14 -11.7 -7.3 16 10 31000 285 32 30.9 -8.3 | 308 12 9.3 -7.2 Wind Parameters Mean winds (0-6000m): 242.8 at 28.9 knts Storm direction: 272.8 at 21.7 knts Shear (0-3000m) pos: 2.3 neg: 5.3 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 96.6 deg Storm rel helicity (0-3000m) pos: 64.1 neg: -65.6 tot: -1.5 m^2/s^2 ave: -0.5 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 123.49 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 ------------------------------------------------------------------------------- 500 347 5 79 21| 9.0 0.0 9.0| 0.0 -43.3 -43.3 -86.7 -0.75| 11.5 -8.6 1000 323 8 72 17| 4.5 5.0 9.5| 0.0 -60.7 -60.7 -60.7 -0.57| 10.9 -6.3 1500 284 11 81 11| 3.0 7.1 10.1| 9.4 -60.7 -51.3 -34.2 -0.12| 12.1 -1.4 2000 237 14 132 13| 2.3 7.9 10.2| 12.7 -65.6 -53.0 -26.5 -0.07| 13.1 -0.9 2500 231 17 143 14| 2.0 6.3 8.4| 37.6 -65.6 -28.0 -11.2 0.02| 11.4 0.2 3000 231 19 152 15| 2.3 5.3 7.6| 64.1 -65.6 -1.5 -0.5 0.09| 10.3 1.0 4000 235 23 170 15| 2.9 4.0 6.9|123.0 -65.6 57.4 14.4 0.22| 9.1 2.0 5000 241 27 188 15| 2.8 3.2 5.9|163.2 -73.8 89.5 17.9 0.25| 8.3 2.1 6000 243 29 196 15| 2.3 2.1 4.5|163.2 -94.1 69.1 11.5 0.18| 7.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250424.00.gif