UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 18 OCT 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 1016 24 17.8 13.4 75 4.4 15.1 110 5 289.6 291.3 287.6 316.5 9.54 1 1000 160 19.6 12.6 64 7.0 15.3 145 10 292.8 294.4 288.4 319.0 9.20 2 992 229 19.4 11.4 60 8.0 14.6 149 10 293.2 294.8 288.0 317.7 8.56 3 925 827 17.0 8.0 55 9.0 11.7 180 12 296.7 298.0 288.1 318.0 7.29 4 850 1549 14.2 0.2 38 14.0 7.0 215 17 301.0 301.9 287.0 314.8 4.56 5 840 1649 13.2 0.2 41 13.0 6.5 216 17 301.0 301.8 287.1 314.9 4.62 6 834 1709 13.0 2.0 47 11.0 7.2 216 17 301.4 302.4 287.9 317.3 5.30 7 725 2868 3.0 1.7 91 1.3 2.3 227 20 302.8 303.9 289.0 320.7 5.98 8 700 3152 0.8 -0.8 89 1.6 0.0 230 21 303.4 304.3 288.4 319.0 5.16 9 678 3408 -0.9 -2.7 88 1.8 -1.7 234 23 304.3 305.1 288.2 318.4 4.63 10 642 3843 -2.3 -5.7 77 3.4 -3.8 240 26 307.4 308.2 288.6 319.6 3.89 11 640 3867 -2.1 -6.4 72 4.3 -4.0 241 26 308.0 308.6 288.6 319.5 3.70 12 620 4119 -3.5 -9.5 63 6.0 -5.9 244 28 309.2 309.7 288.3 318.7 3.00 13 594 4457 -5.5 -10.5 68 5.0 -7.5 250 30 310.6 311.2 288.7 319.9 2.89 14 557 4958 -9.3 -10.9 88 1.6 -9.9 257 34 311.9 312.5 289.2 321.5 2.99 15 556 4972 -9.1 -11.0 86 1.9 -9.8 257 34 312.3 312.9 289.3 321.8 2.97 16 552 5028 -8.5 -14.5 62 6.0 -10.6 258 34 313.7 314.1 289.0 321.0 2.25 17 537 5242 -9.1 -23.1 31 14.0 -13.0 262 36 315.4 315.7 288.5 319.2 1.11 18 536 5256 -9.1 -24.1 28 15.0 -13.2 262 36 315.6 315.8 288.5 319.1 1.02 19 514 5579 -11.9 -23.9 36 12.0 -15.0 267 38 316.0 316.2 288.6 319.7 1.08 20 500 5790 -13.5 -22.5 47 9.0 -15.9 270 40 316.6 316.8 289.0 320.8 1.26 21 496 5851 -13.7 -26.7 33 13.0 -16.8 270 40 317.1 317.2 288.8 320.1 0.87 22 454 6521 -17.3 -31.3 28 14.0 -20.1 266 43 320.7 320.8 289.6 322.9 0.62 23 400 7460 -24.1 -31.1 52 7.0 -25.4 260 46 323.7 323.8 290.6 326.2 0.71 24 387 7700 -26.3 -33.3 52 7.0 -27.4 262 47 323.9 324.0 290.6 326.0 0.60 25 372 7984 -28.3 -35.3 51 7.0 -29.3 264 49 324.9 325.0 290.8 326.7 0.51 26 312 9221 -37.1 -43.1 54 6.0 -37.7 273 57 329.4 329.4 291.8 330.4 0.27 27 300 9490 -40.3 -45.1 60 4.8 -40.6 275 59 328.6 328.6 291.6 329.4 0.23 28 285 9838 -42.1 -50.1 41 8.0 -42.6 275 61 330.8 330.9 292.1 331.4 0.14 29 250 10710 -49.9 -57.9 38 8.0 -50.1 275 65 331.9 331.9 292.3 332.1 0.06 30 200 12130 -61.5 270 67 335.4 31 192 12382 -62.1 265 64 338.3 32 187 12545 -62.9 264 64 339.6 33 175 12953 -62.5 261 66 346.8 34 162 13430 -61.1 258 67 356.9 35 150 13910 -59.1 255 68 368.3 36 135 14570 -60.1 255 65 377.8 37 123 15153 -58.9 255 62 390.1 38 109 15912 -58.7 255 58 404.2 39 100 16450 -61.5 255 55 408.9 40 91 17033 -62.7 260 65 417.6 41 75 18217 -65.3 256 43 436.0 42 70 18640 -62.7 255 35 450.2 43 62 19390 -63.1 250 35 465.3 44 55 20128 -63.7 244 35 480.1 45 53 20357 -61.3 243 35 490.8 46 50 20720 -60.3 240 35 501.4 47 42 21806 -61.3 247 33 524.5 48 36 22767 -59.5 253 30 552.8 49 30 23920 -55.5 260 28 593.3 50 29 24134 -55.7 260 28 598.6 51 24 25328 -56.5 263 29 629.5 52 20 26480 -55.7 265 30 665.7 53 14 28778 -50.3 275 35 755.5 54 12 29782 -50.9 280 37 787.4 55 10 30970 -50.1 285 39 832.5 56 8.6 31961 -47.5 879.4 57 7.4 32965 -42.9 936.7 TRP 192 12382 -62.1 265 64 338.3 WND 91 17033 -62.7 260 65 417.6 Sounding variables and indices 1000-500 mb thick: 5630.00 m Freezing level: 689.65 mb = 3272.42 m = 10736.15 ft Wetbulb zero: 699.75 mb = 3154.83 m = 10350.37 ft Precipitable water: 1.09 inches Sfc-500 mean rel hum: 63.84 % Est. max temperature: 28.28 C = 82.90 F Sfc-Lift cond lev (LCL): 951.69 mb = 583.72 m = 1915.06 ft T: 17.98 C 700-500 lapse rate: 5.42 C/km ThetaE index: 3.18 C Layer 850.0- 840.0 mb Conv cond level (CCL): 764.81 mb = 2425.82 m = 7958.62 ft Mean mixing ratio: 8.14 g/kg Conv temperature: 30.50 C = 86.90 F Cap Strength: 6.04 C Lifted Index: 4.06 C Risk: None Lifted Index @300 mb: 7.99 C Lifted Index @700 mb: 1.25 C Showalter Index: 5.87 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 27.70 C Cross Totals Index: 13.70 C K Index: 26.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 203.79 Risk: None Energy Index: 1.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.04 J/kg Max Up Vert Vel: 6.01 m/s Conv Inhibition (B-): 47637.47 J/kg Cap Strength: 5.96 C Lift Cond Lev (LCL): 856.20 mb = 1486.95 m = 4878.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 18 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 1016 24 110 5 -4.7 1.7 | 96 22 -22.3 2.4 1 1000 160 145 10 -5.7 8.2 | 111 25 -23.3 8.9 2 925 827 180 12 0.0 12.0 | 126 22 -17.6 12.7 3 850 1549 215 17 9.8 13.9 | 152 17 -7.8 14.7 4 700 3152 230 21 16.1 13.5 | 174 14 -1.5 14.2 5 500 5790 270 40 40.0 -0.0 | 268 22 22.4 0.7 6 400 7460 260 46 45.3 8.0 | 253 29 27.7 8.7 7 300 9490 275 59 58.8 -5.1 | 276 41 41.2 -4.4 8 250 10710 275 65 64.8 -5.7 | 276 47 47.2 -4.9 9 200 12130 270 67 67.0 -0.0 | 269 49 49.4 0.7 10 192 12382 265 64 63.8 5.6 | 262 47 46.2 6.3 11 150 13910 255 68 65.7 17.6 | 249 51 48.1 18.3 12 100 16450 255 55 53.1 14.2 | 247 39 35.5 15.0 13 91 17033 260 65 64.0 11.3 | 255 48 46.4 12.0 14 70 18640 255 35 33.8 9.1 | 239 19 16.2 9.8 15 50 20720 240 35 30.3 17.5 | 215 22 12.7 18.2 16 30 23920 260 28 27.6 4.9 | 241 11 10.0 5.6 17 20 26480 265 30 29.9 2.6 | 255 13 12.3 3.3 18 10 30970 285 39 37.7 -10.1 | 295 22 20.1 -9.4 Wind Parameters Mean winds (0-6000m): 242.4 at 23.5 knts Storm direction: 272.4 at 17.6 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 75.7 deg Storm rel helicity (0-3000m) pos: 144.4 neg: 0.0 tot: 144.4 m^2/s^2 ave: 48.1 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 87.15 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 ------------------------------------------------------------------------------- 500 151 10 112 24| 9.4 0.0 9.4| 60.3 0.0 60.3 120.7 0.92| 10.6 9.8 1000 166 11 119 23| 6.9 0.0 6.9| 89.9 0.0 89.9 89.9 0.90| 8.3 7.5 1500 182 12 127 21| 6.4 0.0 6.4|120.6 0.0 120.6 80.4 0.88| 8.0 7.1 2000 194 14 134 20| 5.2 0.0 5.2|129.2 0.0 129.2 64.6 0.89| 6.6 5.8 2500 202 15 140 19| 4.5 0.0 4.5|136.8 0.0 136.8 54.7 0.89| 5.7 5.1 3000 208 16 145 18| 4.0 0.0 4.0|144.4 0.0 144.4 48.1 0.89| 5.1 4.5 4000 218 18 155 16| 4.0 0.0 4.0|178.1 0.0 178.1 44.5 0.92| 5.0 4.5 5000 230 20 172 14| 4.0 0.0 4.0|222.1 0.0 222.1 44.4 0.92| 5.1 4.7 6000 242 23 195 12| 3.9 0.0 3.9|264.7 -4.9 259.7 43.3 0.88| 5.1 4.5 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251018.00.gif