UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 19 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 22 17.4 17.4 100 0.0 17.4 5 2 289.2 291.4 289.9 323.9 12.39 1 1001 148 17.4 13.4 77 4.0 14.9 295 3 290.5 292.2 288.1 317.8 9.69 2 1000 157 17.4 13.5 78 3.9 15.0 290 3 290.5 292.3 288.1 318.1 9.76 3 977 357 16.6 12.0 74 4.6 13.8 281 8 291.7 293.3 287.9 317.4 9.05 4 925 825 13.6 10.6 82 3.0 11.8 260 21 293.2 294.8 288.1 318.1 8.70 5 850 1532 9.6 7.6 87 2.0 8.5 270 26 296.2 297.6 288.3 318.7 7.72 6 838 1650 9.4 7.2 86 2.2 8.2 270 26 297.2 298.6 288.6 319.5 7.62 7 700 3122 1.6 -2.1 76 3.7 -0.2 265 31 304.3 305.1 288.3 318.6 4.68 8 688 3262 1.4 -2.7 74 4.1 -0.6 266 31 305.5 306.4 288.6 319.5 4.56 9 638 3868 -1.9 -6.4 71 4.5 -3.9 268 33 308.5 309.2 288.8 320.1 3.71 10 515 5544 -12.3 -17.3 66 5.0 -13.9 274 37 315.4 315.7 289.3 321.7 1.91 11 500 5770 -13.7 -18.7 66 5.0 -15.2 275 38 316.3 316.7 289.4 322.2 1.75 12 414 7179 -23.9 -29.9 58 6.0 -25.0 267 46 320.8 320.9 289.8 323.5 0.77 13 400 7430 -25.9 -31.9 57 6.0 -26.9 265 48 321.3 321.5 289.9 323.7 0.66 14 371 7969 -29.5 -35.5 56 6.0 -30.3 264 52 323.5 323.6 290.4 325.4 0.50 15 358 8222 -31.7 -38.7 50 7.0 -32.5 263 54 323.9 324.0 290.3 325.3 0.38 16 300 9440 -42.3 -48.3 52 6.0 -42.6 260 64 325.7 325.8 290.7 326.4 0.16 17 250 10660 -51.3 -57.3 49 6.0 -51.5 270 85 329.8 329.8 291.7 330.1 0.07 18 211 11745 -59.1 260 103 334.0 19 203 11987 -59.9 267 100 336.5 20 200 12080 -60.1 270 99 337.6 21 173 12979 -61.1 267 84 350.2 22 171 13051 -61.9 267 83 350.1 23 157 13577 -61.7 266 74 359.1 24 150 13860 -59.9 265 69 366.9 25 126 14951 -60.5 265 63 384.6 26 100 16390 -61.5 265 55 408.9 27 98 16516 -60.3 262 58 413.6 28 94 16775 -60.3 255 65 418.6 29 81 17703 -60.3 252 55 436.8 30 70 18610 -61.5 250 46 452.8 31 59 19672 -60.9 263 42 476.9 32 50 20700 -61.7 275 39 498.1 33 45 21355 -59.9 270 41 517.7 34 37 22573 -61.1 260 45 544.4 35 30 23880 -59.5 250 49 582.4 36 26 24779 -57.9 255 46 611.3 37 21 26138 -53.9 263 42 661.9 38 20 26450 -55.1 265 41 667.5 39 16 27881 -52.9 268 43 718.7 40 14 28746 -50.7 270 45 754.1 41 11 30315 -51.1 274 47 806.5 42 10 30940 -47.3 275 48 843.0 43 9.9 31006 -47.7 843.9 44 8.0 32429 -42.7 916.8 45 5.7 34740 -38.1 1030.3 46 5.1 35508 -36.9 1069.1 TRP 211 11745 -59.1 260 103 334.0 WND 94 16775 -60.3 255 65 418.6 Sounding variables and indices 1000-500 mb thick: 5613.00 m Freezing level: 666.79 mb = 3518.89 m = 11544.77 ft Wetbulb zero: 702.59 mb = 3091.82 m = 10143.63 ft Precipitable water: 1.27 inches Sfc-500 mean rel hum: 76.05 % Est. max temperature: 23.74 C = 74.73 F Sfc-Lift cond lev (LCL): 1016.25 mb = 21.91 m = 71.88 ft T: 17.40 C 700-500 lapse rate: 5.78 C/km ThetaE index: 6.09 C Layer 1001.0-1000.0 mb Conv cond level (CCL): 868.75 mb = 1349.57 m = 4427.66 ft Mean mixing ratio: 9.29 g/kg Conv temperature: 23.62 C = 74.52 F Cap Strength: 3.44 C Lifted Index: 3.68 C Risk: None Lifted Index @300 mb: 5.73 C Lifted Index @700 mb: 1.93 C Showalter Index: 3.45 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.30 C K Index: 27.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 181.20 Risk: None Energy Index: 0.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.87 J/kg Max Up Vert Vel: 5.27 m/s Conv Inhibition (B-): 75700.95 J/kg Cap Strength: 3.57 C Lift Cond Lev (LCL): 915.62 mb = 910.24 m = 2986.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 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 1016 22 5 2 -0.2 -2.0 | 114 21 -19.0 8.5 1 1000 157 290 3 2.8 -1.0 | 121 19 -16.0 9.5 2 925 825 260 21 20.7 3.6 | 187 14 1.8 14.2 3 850 1532 270 26 26.0 -0.0 | 214 13 7.1 10.5 4 700 3122 265 31 30.9 2.7 | 222 18 12.0 13.2 5 500 5770 275 38 37.9 -3.3 | 249 20 19.0 7.2 6 400 7430 265 48 47.8 4.2 | 243 32 29.0 14.7 7 300 9440 260 64 63.0 11.1 | 244 49 44.2 21.6 8 250 10660 270 85 85.0 -0.0 | 261 67 66.1 10.5 9 211 11745 260 103 101.4 17.9 | 251 87 82.6 28.4 10 200 12080 270 99 99.0 -0.0 | 263 81 80.1 10.5 11 150 13860 265 69 68.7 6.0 | 252 53 49.9 16.5 12 100 16390 265 55 54.8 4.8 | 247 39 35.9 15.3 13 94 16775 255 65 62.8 16.8 | 238 52 43.9 27.3 14 70 18610 250 46 43.2 15.7 | 223 36 24.4 26.3 15 50 20700 275 39 38.9 -3.4 | 250 21 20.0 7.1 16 30 23880 250 49 46.0 16.8 | 225 39 27.2 27.3 17 20 26450 265 41 40.8 3.6 | 237 26 22.0 14.1 18 10 30940 275 48 47.8 -4.2 | 258 30 29.0 6.3 Wind Parameters Mean winds (0-6000m): 269.2 at 28.8 knts Storm direction: 299.2 at 21.6 knts Shear (0-3000m) pos: 0.8 neg: 4.8 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 107.8 deg Storm rel helicity (0-3000m) pos: 90.6 neg: 0.0 tot: 90.6 m^2/s^2 ave: 30.2 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 67.05 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 ------------------------------------------------------------------------------- 500 280 6 127 16| 0.0 13.4 13.4| 34.6 0.0 34.6 69.1 0.66| 13.5 8.9 1000 264 13 152 13| 0.0 11.8 11.8| 66.7 0.0 66.7 66.7 0.78| 12.3 9.6 1500 265 17 169 12| 1.6 7.9 9.4| 82.4 0.0 82.4 54.9 0.81| 9.8 7.9 2000 267 19 181 12| 1.2 6.3 7.5| 85.6 0.0 85.6 42.8 0.79| 7.8 6.2 2500 267 21 190 12| 1.0 5.4 6.4| 88.3 0.0 88.3 35.3 0.77| 6.6 5.1 3000 267 23 197 12| 0.8 4.8 5.6| 90.6 0.0 90.6 30.2 0.74| 5.8 4.3 4000 267 25 206 13| 1.0 3.6 4.6|105.4 0.0 105.4 26.3 0.76| 4.8 3.6 5000 268 27 215 14| 1.2 2.9 4.0|122.3 0.0 122.3 24.5 0.78| 4.2 3.3 6000 269 29 222 15| 1.1 2.6 3.7|135.3 -1.3 134.1 22.3 0.75| 3.9 2.9 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251019.12.gif