UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 19 APR 25 Station: LT220 WMO ident: 17220 Latitude: 38.43 Longitude: 27.17 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1009 19 23.6 11.6 47 12.0 16.1 290 8 296.0 297.5 288.9 320.7 8.53 1 1000 97 23.0 11.0 47 12.0 15.6 320 8 296.1 297.6 288.8 320.1 8.26 2 925 778 17.0 8.0 55 9.0 11.7 255 9 296.7 298.0 288.1 318.0 7.29 3 850 1484 11.2 -0.8 43 12.0 5.3 360 9 297.9 298.6 285.5 310.5 4.24 4 791 2080 7.0 -4.0 45 11.0 2.0 327 16 299.6 300.2 285.5 310.5 3.59 5 749 2526 3.2 -7.8 44 11.0 -1.3 301 21 300.2 300.7 284.9 308.9 2.83 6 742 2602 3.6 -11.4 32 15.0 -2.1 297 22 301.4 301.8 284.6 308.1 2.15 7 730 2735 4.2 -14.8 24 19.0 -2.6 289 24 303.5 303.8 284.8 308.8 1.66 8 700 3076 4.0 -21.0 14 25.0 -4.0 270 28 306.9 307.1 285.4 310.3 1.02 9 691 3181 3.2 -20.8 15 24.0 -4.4 270 29 307.2 307.4 285.5 310.6 1.05 10 586 4501 -3.9 -32.9 8 29.0 -10.5 275 41 313.7 313.8 287.1 315.2 0.41 11 568 4747 -6.3 -33.3 10 27.0 -12.2 276 44 313.7 313.8 287.1 315.1 0.41 12 500 5730 -14.5 -32.5 20 18.0 -18.0 280 53 315.4 315.5 287.8 317.1 0.50 13 407 7255 -26.9 -45.9 15 19.0 -28.8 280 47 318.4 318.5 288.4 319.0 0.15 14 400 7380 -27.9 -45.9 16 18.0 -29.6 280 47 318.7 318.8 288.5 319.3 0.16 15 316 9028 -40.5 -51.5 30 11.0 -41.1 280 63 323.4 323.5 289.9 323.8 0.11 16 314 9072 -40.9 -50.9 33 10.0 -41.5 280 64 323.5 323.5 289.9 323.9 0.11 17 300 9380 -43.3 -53.3 32 10.0 -43.7 280 67 324.3 324.3 290.2 324.7 0.09 18 263 10259 -50.2 -60.2 30 10.0 -50.5 280 73 326.6 326.6 290.8 326.8 0.04 19 250 10590 -52.9 -62.9 29 10.0 -53.1 280 68 327.4 327.4 291.0 327.6 0.03 20 245 10721 -53.7 -63.7 28 10.0 -53.9 280 64 328.1 328.1 291.2 328.2 0.03 21 238 10908 -52.9 -63.9 25 11.0 -53.1 281 63 332.1 332.1 292.3 332.2 0.03 22 200 12040 -50.3 285 56 353.1 23 183 12618 -50.1 282 53 362.5 24 150 13900 -54.5 275 47 376.2 25 112 15741 -60.3 268 30 398.1 26 109 15909 -61.3 267 29 399.3 27 100 16440 -63.7 265 24 404.7 28 93 16883 -64.1 264 22 412.3 29 81 17724 -64.3 262 19 428.6 30 70 18610 -65.9 260 15 443.4 31 66 18970 -63.9 285 15 455.3 32 58 19766 -63.1 341 15 474.2 33 50 20680 -63.5 45 15 493.8 34 38 22372 -61.7 72 16 538.8 35 34 23065 -59.5 83 17 562.0 36 30 23850 -58.3 95 17 585.7 37 20 26430 -55.3 135 9 666.9 38 16 27867 -51.5 183 13 723.3 39 11 30323 -47.3 264 20 820.3 40 10 30960 -43.1 285 22 858.7 41 9.7 31164 -44.9 859.4 42 9.0 31667 -42.9 885.7 TRP 245 10721 -53.7 -63.7 28 10.0 -53.9 280 64 328.1 328.1 291.2 328.2 0.03 WND 263 10259 -50.2 -60.2 30 10.0 -50.5 280 73 326.6 326.6 290.8 326.8 0.04 Sounding variables and indices 1000-500 mb thick: 5633.00 m Freezing level: 643.68 mb = 3776.11 m = 12388.65 ft Wetbulb zero: 766.00 mb = 2342.44 m = 7685.07 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 28.68 % Est. max temperature: 25.35 C = 77.63 F Sfc-Lift cond lev (LCL): 845.39 mb = 1529.03 m = 5016.46 ft T: 10.88 C 700-500 lapse rate: 6.97 C/km ThetaE index: 12.57 C Layer 1000.0- 730.0 mb Conv cond level (CCL): 783.45 mb = 2158.39 m = 7081.26 ft Mean mixing ratio: 7.68 g/kg Conv temperature: 27.31 C = 81.15 F Cap Strength: 4.75 C Lifted Index: 2.53 C Risk: None Lifted Index @300 mb: 4.38 C Lifted Index @700 mb: 4.04 C Showalter Index: 7.45 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 13.70 C K Index: -0.10 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 1.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.88 J/kg Max Up Vert Vel: 1.94 m/s Conv Inhibition (B-): 57929.52 J/kg Cap Strength: 4.69 C Lift Cond Lev (LCL): 820.71 mb = 1774.53 m = 5821.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 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 1009 19 290 8 7.5 -2.7 | 141 14 -8.6 10.6 1 1000 97 320 8 5.1 -6.1 | 123 13 -11.0 7.2 2 925 778 255 9 8.7 2.3 | 155 17 -7.4 15.7 3 850 1484 360 9 -0.0 -9.0 | 105 17 -16.1 4.3 4 700 3076 270 28 28.0 -0.0 | 222 18 11.9 13.3 5 500 5730 280 53 52.2 -9.2 | 263 36 36.1 4.1 6 400 7380 280 47 46.3 -8.2 | 260 31 30.2 5.2 7 300 9380 280 67 66.0 -11.6 | 268 50 49.9 1.7 8 263 10259 280 73 71.9 -12.7 | 269 56 55.8 0.7 9 250 10590 280 68 67.0 -11.8 | 268 51 50.8 1.5 10 245 10721 280 64 63.0 -11.1 | 267 47 46.9 2.2 11 200 12040 285 56 54.1 -14.5 | 272 38 38.0 -1.2 12 150 13900 275 47 46.8 -4.1 | 253 32 30.7 9.2 13 100 16440 265 24 23.9 2.1 | 207 17 7.8 15.4 14 70 18610 260 15 14.8 2.6 | 175 16 -1.4 15.9 15 50 20680 45 15 -10.6 -10.6 | 96 27 -26.7 2.7 16 30 23850 95 17 -16.9 1.5 | 114 36 -33.1 14.8 17 20 26430 135 9 -6.4 6.4 | 131 30 -22.5 19.7 18 10 30960 285 22 21.3 -5.7 | 214 9 5.1 7.6 Wind Parameters Mean winds (0-6000m): 279.6 at 27.9 knts Storm direction: 309.6 at 20.9 knts Shear (0-3000m) pos: 2.0 neg: 5.0 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 82.4 deg Storm rel helicity (0-3000m) pos: 27.5 neg: -69.6 tot: -42.1 m^2/s^2 ave: -14.0 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 10.5 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 54.87 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 8 136 13| 0.0 1.7 1.7| 18.0 -13.3 4.7 9.4 0.15| 9.7 1.4 1000 283 9 146 14| 0.9 0.8 1.7| 25.0 -23.6 1.4 1.4 0.02| 8.8 0.2 1500 298 9 138 13| 3.9 0.6 4.5| 25.0 -53.6 -28.7 -19.1 -0.30| 9.5 -2.9 2000 314 10 126 11| 2.9 2.3 5.2| 25.0 -64.4 -39.4 -19.7 -0.32| 9.4 -2.9 2500 309 11 130 10| 2.3 3.9 6.2| 27.0 -64.6 -37.6 -15.0 -0.14| 9.8 -1.4 3000 292 14 157 9| 2.0 5.0 7.0| 27.5 -69.6 -42.1 -14.0 -0.13| 10.5 -1.3 4000 282 18 189 10| 1.3 4.4 5.7| 64.6 -70.4 -5.8 -1.5 -0.02| 9.2 -0.2 5000 279 23 214 12| 1.4 3.5 5.0|111.6 -70.4 41.2 8.2 0.07| 8.4 0.6 6000 280 28 233 14| 1.7 2.9 4.6|149.5 -72.6 76.9 12.8 0.11| 7.7 0.8 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250419.12.gif