UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 21 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 1008 18 25.2 8.2 34 17.0 15.1 285 7 297.7 298.9 287.9 317.6 6.77 1 1000 88 24.4 4.4 27 20.0 13.3 285 7 297.5 298.5 286.4 313.1 5.24 2 944 595 20.4 5.4 37 15.0 11.9 193 8 298.4 299.5 287.4 316.0 5.96 3 925 772 19.2 4.2 37 15.0 10.9 160 9 298.9 300.0 287.3 315.5 5.59 4 850 1482 12.6 0.6 44 12.0 6.5 185 14 299.3 300.2 286.5 313.4 4.70 5 806 1925 9.2 -6.8 32 16.0 2.2 214 13 300.3 300.8 284.9 309.0 2.85 6 793 2060 8.6 -8.4 29 17.0 1.4 223 13 301.1 301.5 284.9 309.0 2.55 7 746 2565 7.6 -34.4 3 42.0 -2.8 256 11 305.3 305.3 283.9 306.3 0.28 8 701 3074 4.4 -40.6 2 45.0 -5.1 289 10 307.2 307.3 284.5 307.8 0.16 9 700 3086 4.2 -40.8 2 45.0 -5.3 290 10 307.1 307.2 284.4 307.7 0.15 10 604 4265 -4.5 -32.5 9 28.0 -10.8 259 12 310.3 310.4 285.9 311.8 0.41 11 537 5178 -11.7 -24.7 33 13.0 -15.0 235 13 312.3 312.5 287.3 315.6 0.96 12 500 5720 -16.1 -26.1 42 10.0 -18.4 220 14 313.4 313.6 287.6 316.5 0.91 13 430 6838 -25.5 -37.5 32 12.0 -27.1 247 20 315.3 315.3 287.6 316.5 0.35 14 402 7324 -28.9 -50.9 10 22.0 -30.6 259 23 317.0 317.0 287.9 317.3 0.09 15 401 7342 -28.7 -55.7 6 27.0 -30.6 260 23 317.5 317.5 288.0 317.7 0.05 16 400 7360 -29.1 -61.1 3 32.0 -30.9 260 23 317.2 317.2 287.8 317.3 0.03 17 364 8029 -33.3 -47.3 23 14.0 -34.4 258 33 320.2 320.3 289.0 320.8 0.15 18 324 8837 -39.1 -48.1 38 9.0 -39.7 256 46 323.1 323.1 289.9 323.6 0.15 19 300 9360 -43.3 -52.3 36 9.0 -43.7 255 54 324.3 324.4 290.2 324.7 0.10 20 282 9772 -46.7 -55.7 35 9.0 -47.0 257 53 325.2 325.3 290.4 325.5 0.07 21 250 10560 -51.7 260 52 329.2 22 243 10744 -52.3 257 58 331.0 23 239 10852 -52.7 255 61 332.0 24 200 12000 -54.1 255 69 347.1 25 186 12464 -57.5 258 71 348.9 26 184 12533 -57.9 258 71 349.3 27 173 12925 -55.5 260 73 359.4 28 171 12999 -55.1 259 71 361.3 29 150 13840 -54.7 250 44 375.8 30 145 14058 -55.1 251 44 378.8 31 100 16410 -61.3 260 46 409.3 32 96 16664 -59.7 256 43 417.2 33 83 17568 -61.7 242 35 430.9 34 70 18620 -62.5 225 24 450.7 35 54 20215 -61.5 271 16 487.7 36 50 20690 -61.5 285 13 498.6 37 30 23910 -55.5 115 19 593.3 38 20 26520 -53.3 135 11 673.0 39 12 29839 -48.7 190 15 795.2 40 10 31050 -43.5 210 16 857.2 41 8.9 31835 -42.7 889.3 42 8.5 32147 -40.7 908.9 TRP 239 10852 -52.7 255 61 332.0 WND 173 12925 -55.5 260 73 359.4 Sounding variables and indices 1000-500 mb thick: 5632.00 m Freezing level: 653.66 mb = 3655.32 m = 11992.38 ft Wetbulb zero: 777.11 mb = 2227.11 m = 7306.72 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 22.72 % Est. max temperature: 26.84 C = 80.31 F Sfc-Lift cond lev (LCL): 784.60 mb = 2147.94 m = 7046.95 ft T: 8.43 C 700-500 lapse rate: 7.71 C/km ThetaE index: 9.78 C Layer 925.0- 701.0 mb Conv cond level (CCL): 643.75 mb = 3755.74 m = 12321.82 ft Mean mixing ratio: 5.65 g/kg Conv temperature: 36.54 C = 97.77 F Cap Strength: 6.38 C Lifted Index: 3.16 C Risk: None Lifted Index @300 mb: 6.95 C Lifted Index @700 mb: 5.94 C Showalter Index: 4.10 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 16.70 C K Index: -15.70 Risk: None Sweat Index: 49.20 Risk: None Energy Index: 0.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.32 J/kg Max Up Vert Vel: 3.56 m/s Conv Inhibition (B-): 47480.26 J/kg Cap Strength: 6.31 C Lift Cond Lev (LCL): 747.72 mb = 2545.52 m = 8351.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 260 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 1008 18 285 7 6.8 -1.8 | 29 4 -1.8 -3.3 1 1000 88 285 7 6.8 -1.8 | 29 4 -1.8 -3.3 2 925 772 160 9 -3.1 8.5 | 121 14 -11.7 7.0 3 850 1482 185 14 1.2 13.9 | 149 14 -7.4 12.5 4 700 3086 290 10 9.4 -3.4 | 351 5 0.8 -4.9 5 500 5720 220 14 9.0 10.7 | 183 9 0.4 9.3 6 400 7360 260 23 22.7 4.0 | 260 14 14.1 2.5 7 300 9360 255 54 52.2 14.0 | 254 45 43.6 12.5 8 250 10560 260 52 51.2 9.0 | 260 43 42.6 7.6 9 239 10852 255 61 58.9 15.8 | 254 52 50.3 14.3 10 200 12000 255 69 66.6 17.9 | 254 60 58.1 16.4 11 173 12925 260 73 71.9 12.7 | 260 64 63.3 11.2 12 150 13840 250 44 41.3 15.0 | 247 35 32.8 13.6 13 100 16410 260 46 45.3 8.0 | 260 37 36.7 6.5 14 70 18620 225 24 17.0 17.0 | 208 18 8.4 15.5 15 50 20690 285 13 12.6 -3.4 | 321 6 4.0 -4.8 16 30 23910 115 19 -17.2 8.0 | 104 27 -25.8 6.6 17 20 26520 135 11 -7.8 7.8 | 111 18 -16.4 6.3 18 10 31050 210 16 8.0 13.9 | 177 12 -0.6 12.4 Wind Parameters Mean winds (0-6000m): 230.3 at 11.6 knts Storm direction: 260.3 at 8.7 knts Shear (0-3000m) pos: 3.1 neg: 2.6 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): -45.2 deg Storm rel helicity (0-3000m) pos: 53.8 neg: -10.2 tot: 43.7 m^2/s^2 ave: 14.6 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.89 Bulk Shear: 3.34 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 ------------------------------------------------------------------------------- 500 248 8 130 2| 0.0 10.0 10.0| 2.1 -0.8 1.3 2.6 0.36| 11.1 4.1 1000 193 8 135 9| 0.0 7.8 7.8| 8.8 -10.2 -1.3 -1.3 0.13| 10.1 1.3 1500 186 10 137 11| 1.7 5.2 7.0| 28.4 -10.2 18.2 12.1 0.31| 8.5 2.6 2000 192 11 145 11| 2.6 3.9 6.6| 43.2 -10.2 33.0 16.5 0.39| 8.4 3.3 2500 201 11 152 10| 3.1 3.1 6.2| 49.7 -10.2 39.5 15.8 0.44| 8.1 3.6 3000 207 11 156 9| 3.1 2.6 5.7| 53.8 -10.2 43.7 14.6 0.50| 7.9 3.9 4000 227 11 174 6| 2.3 2.3 4.6| 54.3 -14.0 40.4 10.1 0.38| 6.6 2.5 5000 234 11 184 5| 1.8 2.4 4.2| 54.3 -18.9 35.4 7.1 0.25| 5.9 1.5 6000 230 12 183 6| 1.6 2.3 3.8| 60.5 -24.7 35.8 6.0 0.22| 5.5 1.2 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250421.12.gif