UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 26 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 1007 24 14.4 10.1 75 4.3 11.9 140 3 287.0 288.3 284.8 308.6 7.72 1 1000 83 14.8 6.8 59 8.0 10.4 345 5 288.0 289.0 283.6 305.5 6.20 2 982 237 14.8 6.8 59 8.0 10.4 326 6 289.4 290.6 284.3 307.4 6.31 3 977 280 14.8 6.8 59 8.0 10.4 321 6 289.9 291.0 284.5 308.0 6.35 4 950 517 13.8 4.8 55 9.0 9.0 292 7 291.2 292.2 284.4 307.5 5.68 5 925 742 13.0 3.0 51 10.0 7.8 265 8 292.6 293.5 284.4 307.5 5.13 6 860 1350 9.2 1.2 57 8.0 5.2 295 8 294.8 295.7 284.9 309.0 4.85 7 850 1447 8.6 1.6 61 7.0 5.1 300 8 295.2 296.1 285.3 310.0 5.05 8 725 2742 -0.5 -11.5 43 11.0 -4.6 337 9 298.9 299.3 283.7 305.7 2.19 9 714 2864 -0.9 -15.9 31 15.0 -5.8 340 9 299.8 300.1 283.2 304.7 1.55 10 700 3022 -2.1 -13.1 43 11.0 -6.0 345 9 300.2 300.5 284.0 306.4 1.99 11 698 3045 -2.1 -11.1 50 9.0 -5.4 345 9 300.4 300.8 284.4 307.7 2.34 12 647 3644 -5.1 -14.1 49 9.0 -8.2 340 11 303.6 304.0 285.2 309.9 1.98 13 633 3815 -6.7 -20.7 32 14.0 -10.6 339 12 303.7 303.9 284.4 307.4 1.16 14 627 3890 -6.9 -27.9 17 21.0 -11.8 338 12 304.3 304.4 283.9 306.3 0.61 15 609 4117 -7.7 -48.7 2 41.0 -13.5 337 13 305.9 305.9 283.8 306.2 0.08 16 500 5620 -18.3 -45.3 7 27.0 -21.5 325 19 310.7 310.8 285.8 311.2 0.13 17 495 5695 -19.7 -40.7 14 21.0 -22.5 324 19 309.9 310.0 285.6 310.7 0.22 18 400 7240 -32.1 -54.1 9 22.0 -33.4 300 18 313.3 313.3 286.6 313.5 0.06 19 391 7399 -33.3 -59.3 6 26.0 -34.6 300 19 313.7 313.8 286.7 313.9 0.03 20 302 9156 -46.1 305 26 319.8 21 300 9200 -46.5 305 26 319.8 22 259 10170 -52.9 305 42 324.1 23 250 10400 -52.9 310 44 327.4 24 243 10582 -52.9 311 48 330.1 25 218 11278 -53.3 315 63 339.9 26 207 11610 -53.5 315 53 344.6 27 200 11830 -54.3 315 46 346.8 28 150 13680 -53.5 295 26 377.9 29 129 14651 -54.1 286 25 393.5 30 100 16280 -56.3 270 23 418.9 31 89 17017 -58.9 263 22 428.0 32 79 17767 -57.9 257 20 444.9 33 70 18530 -58.1 250 19 460.1 34 50 20630 -61.1 210 22 499.5 35 46 21149 -59.1 218 20 516.4 36 38 22345 -58.5 237 17 546.9 37 30 23840 -55.1 260 12 594.4 38 20 26430 -55.1 270 23 667.5 39 13 29208 -51.5 258 26 767.5 40 10 30940 -44.5 250 28 853.4 41 9.5 31284 -44.5 866.0 42 7.2 33148 -42.5 945.7 TRP 259 10170 -52.9 305 42 324.1 WND 218 11278 -53.3 315 63 339.9 Sounding variables and indices 1000-500 mb thick: 5537.00 m Freezing level: 731.87 mb = 2670.63 m = 8761.81 ft Wetbulb zero: 784.19 mb = 2102.91 m = 6899.23 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 36.13 % Est. max temperature: 22.34 C = 72.22 F Sfc-Lift cond lev (LCL): 944.08 mb = 569.91 m = 1869.75 ft T: 13.61 C 700-500 lapse rate: 6.24 C/km ThetaE index: 5.32 C Layer 725.0- 700.0 mb Conv cond level (CCL): 755.64 mb = 2404.84 m = 7889.80 ft Mean mixing ratio: 5.81 g/kg Conv temperature: 25.41 C = 77.73 F Cap Strength: 5.02 C Lifted Index: 5.65 C Risk: None Lifted Index @300 mb: 8.97 C Lifted Index @700 mb: 3.33 C Showalter Index: 4.00 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 19.90 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 54.20 Risk: None Energy Index: 0.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.82 J/kg Max Up Vert Vel: 6.45 m/s Conv Inhibition (B-): 69512.74 J/kg Cap Strength: 5.57 C Lift Cond Lev (LCL): 838.63 mb = 1556.62 m = 5106.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 354 at 9 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 1007 24 140 3 -1.9 2.3 | 165 11 -2.9 10.8 1 1000 83 345 5 1.3 -4.8 | 185 4 0.3 3.6 2 925 742 265 8 8.0 0.7 | 217 12 7.0 9.2 3 850 1447 300 8 6.9 -4.0 | 233 7 6.0 4.5 4 700 3022 345 9 2.3 -8.7 | 279 1 1.4 -0.2 5 500 5620 325 19 10.9 -15.6 | 305 12 9.9 -7.1 6 400 7240 300 18 15.6 -9.0 | 272 15 14.6 -0.5 7 300 9200 305 26 21.3 -14.9 | 288 21 20.3 -6.4 8 259 10170 305 42 34.4 -24.1 | 295 37 33.5 -15.6 9 250 10400 310 44 33.7 -28.3 | 301 38 32.8 -19.8 10 218 11278 315 63 44.5 -44.5 | 310 57 43.6 -36.1 11 200 11830 315 46 32.5 -32.5 | 307 40 31.6 -24.1 12 150 13680 295 26 23.6 -11.0 | 276 23 22.6 -2.5 13 100 16280 270 23 23.0 -0.0 | 249 24 22.0 8.5 14 70 18530 250 19 17.9 6.5 | 228 23 16.9 15.0 15 50 20630 210 22 11.0 19.1 | 200 29 10.0 27.5 16 30 23840 260 12 11.8 2.1 | 226 15 10.9 10.6 17 20 26430 270 23 23.0 -0.0 | 249 24 22.0 8.5 18 10 30940 250 28 26.3 9.6 | 235 31 25.4 18.0 Wind Parameters Mean winds (0-6000m): 323.6 at 11.4 knts Storm direction: 353.6 at 8.5 knts Shear (0-3000m) pos: 2.2 neg: 0.3 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 114.5 deg Storm rel helicity (0-3000m) pos: 17.9 neg: -2.3 tot: 15.6 m^2/s^2 ave: 5.2 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.80 Bulk Shear: 4.34 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 ------------------------------------------------------------------------------- 500 315 6 215 5| 10.0 0.0 10.0| 8.0 0.0 8.0 16.0 0.44| 14.2 6.2 1000 286 7 220 9| 5.0 1.0 6.0| 11.0 -2.3 8.7 8.7 0.33| 9.6 3.2 1500 288 7 223 9| 3.7 0.7 4.4| 14.7 -2.3 12.3 8.2 0.35| 7.5 2.7 2000 295 7 227 8| 3.0 0.5 3.5| 16.3 -2.3 14.0 7.0 0.36| 6.2 2.3 2500 302 8 231 7| 2.5 0.4 2.9| 17.3 -2.3 15.0 6.0 0.37| 5.4 2.0 3000 309 8 236 6| 2.2 0.3 2.5| 17.9 -2.3 15.6 5.2 0.37| 4.9 1.8 4000 320 9 248 5| 1.6 0.6 2.2| 18.7 -2.3 16.4 4.1 0.36| 4.2 1.5 5000 324 10 264 5| 1.3 0.9 2.2| 18.7 -3.0 15.7 3.1 0.31| 3.8 1.2 6000 324 11 277 6| 1.1 1.0 2.1| 18.7 -11.2 7.5 1.3 0.21| 3.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250426.00.gif