UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 21 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 1011 24 23.6 16.6 65 7.0 18.9 155 7 295.8 298.0 291.7 329.9 11.83 1 1006 67 22.8 22.8 100 0.0 22.8 153 9 295.4 298.6 295.8 346.1 17.63 2 1000 119 22.2 15.2 65 7.0 17.7 150 12 295.4 297.3 290.8 326.8 10.92 3 925 801 17.2 12.2 72 5.0 14.1 210 13 296.9 298.6 290.3 325.0 9.69 4 859 1422 12.8 8.5 75 4.3 10.3 228 15 298.7 300.1 289.5 322.5 8.13 5 850 1510 12.0 7.8 75 4.2 9.6 230 15 298.7 300.1 289.3 321.7 7.83 6 769 2341 5.8 3.9 88 1.9 4.8 230 16 300.7 301.9 288.8 320.3 6.59 7 700 3105 0.8 -1.5 85 2.3 -0.3 230 16 303.4 304.3 288.2 318.2 4.90 8 676 3384 -0.9 -3.9 80 3.0 -2.3 234 16 304.5 305.3 287.9 317.5 4.24 9 646 3746 -1.9 -6.6 70 4.7 -4.0 238 17 307.4 308.0 288.3 318.6 3.61 10 580 4596 -6.3 -14.3 53 8.0 -9.1 250 18 311.8 312.2 288.4 318.9 2.18 11 535 5223 -10.7 -19.7 48 9.0 -13.4 258 19 313.9 314.1 288.3 318.9 1.50 12 513 5545 -13.1 -19.1 61 6.0 -14.9 262 20 314.7 315.1 288.8 320.2 1.65 13 500 5740 -14.5 -21.5 55 7.0 -16.4 265 20 315.4 315.6 288.7 320.0 1.37 14 488 5925 -15.9 -24.9 46 9.0 -18.1 266 21 315.8 316.0 288.5 319.4 1.04 15 435 6785 -21.9 -27.9 58 6.0 -23.1 268 24 318.8 319.0 289.3 321.9 0.89 16 434 6802 -21.9 -26.9 64 5.0 -22.9 268 24 319.0 319.2 289.5 322.4 0.97 17 400 7400 -26.1 -31.1 63 5.0 -26.9 270 27 321.1 321.2 289.9 323.6 0.71 18 300 9410 -42.1 -48.1 52 6.0 -42.5 275 27 326.0 326.1 290.7 326.7 0.16 19 250 10620 -51.9 -59.9 38 8.0 -52.1 270 34 328.9 328.9 291.5 329.1 0.05 20 225 11298 -57.1 270 33 331.0 21 205 11886 -59.7 266 40 335.8 22 200 12040 -61.1 265 42 336.0 23 191 12328 -59.7 265 44 342.7 24 160 13443 -58.5 265 51 362.5 25 150 13850 -59.1 265 53 368.3 26 100 16380 -61.5 265 46 408.9 27 77 18005 -60.7 258 38 442.3 28 70 18600 -59.7 255 35 456.7 29 63 19257 -61.3 258 38 467.1 30 50 20700 -59.5 265 45 503.3 31 44 21871 -60.3 265 42 520.1 32 42 22288 -56.9 265 41 535.4 33 42 22288 -56.9 265 41 535.4 34 30 25180 -53.9 265 33 597.7 35 29 25399 -54.5 265 34 601.9 36 23 26904 -51.7 268 40 651.4 37 20 27820 -49.7 270 44 684.0 38 14 30175 -45.7 771.1 TRP 225 11298 -57.1 270 33 331.0 WND Sounding variables and indices 1000-500 mb thick: 5621.00 m Freezing level: 688.71 mb = 3236.49 m = 10618.29 ft Wetbulb zero: 704.49 mb = 3053.01 m = 10016.33 ft Precipitable water: 1.30 inches Sfc-500 mean rel hum: 70.29 % Est. max temperature: 26.39 C = 79.49 F Sfc-Lift cond lev (LCL): 912.31 mb = 916.96 m = 3008.35 ft T: 16.38 C 700-500 lapse rate: 5.81 C/km ThetaE index: 28.59 C Layer 1000.0- 646.0 mb Conv cond level (CCL): 854.22 mb = 1468.81 m = 4818.86 ft Mean mixing ratio: 10.63 g/kg Conv temperature: 26.47 C = 79.65 F Cap Strength: 1.68 C Lifted Index: -1.75 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.18 C Lifted Index @700 mb: -2.38 C Showalter Index: 0.95 C Risk: Thunderstorms probable Total Totals Index: 48.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 22.30 C K Index: 32.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 240.30 Risk: None Energy Index: -0.37 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 371.58 J/kg Max Up Vert Vel: 27.26 m/s Conv Inhibition (B-): 32.57 J/kg Cap Strength: 1.68 C Lift Cond Lev (LCL): 885.72 mb = 1165.21 m = 3822.83 ft Lev Free Conv (LFC): 820.72 mb = 1800.78 m = 5907.99 ft Equ Level (EL): 300.72 mb = 9393.18 m = 30817.13 ft B at Equ Level: 369.86 J/kg Max Parcel Lev (MPL): 190.72 mb = 12337.41 m = 40476.57 ft Wind level data Storm motion: 268 at 12 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 1011 24 155 7 -3.0 6.3 | 111 16 -15.2 5.8 1 1000 119 150 12 -6.0 10.4 | 118 21 -18.2 9.9 2 925 801 210 13 6.5 11.3 | 152 12 -5.7 10.7 3 850 1510 230 15 11.5 9.6 | 175 9 -0.7 9.1 4 700 3105 230 16 12.3 10.3 | 180 10 0.0 9.8 5 500 5740 265 20 19.9 1.7 | 261 8 7.7 1.2 6 400 7400 270 27 27.0 -0.0 | 272 15 14.8 -0.5 7 300 9410 275 27 26.9 -2.4 | 281 15 14.7 -2.9 8 250 10620 270 34 34.0 -0.0 | 271 22 21.8 -0.5 9 225 11298 270 33 33.0 -0.0 | 271 21 20.8 -0.5 10 200 12040 265 42 41.8 3.7 | 264 30 29.6 3.1 11 150 13850 265 53 52.8 4.6 | 264 41 40.6 4.1 12 100 16380 265 46 45.8 4.0 | 264 34 33.6 3.5 13 70 18600 255 35 33.8 9.1 | 248 23 21.6 8.5 14 50 20700 265 45 44.8 3.9 | 264 33 32.6 3.4 15 30 25180 265 33 32.9 2.9 | 264 21 20.7 2.3 16 20 27820 270 44 44.0 -0.0 | 271 32 31.8 -0.5 Wind Parameters Mean winds (0-6000m): 237.5 at 16.3 knts Storm direction: 267.5 at 12.2 knts Shear (0-3000m) pos: 2.5 neg: 0.2 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 69.0 deg Storm rel helicity (0-3000m) pos: 69.7 neg: 0.0 tot: 69.7 m^2/s^2 ave: 23.2 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 3.0 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 9.86 Bulk Shear: 37.70 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 ------------------------------------------------------------------------------- 500 166 12 126 19| 7.7 0.0 7.7| 42.2 0.0 42.2 84.3 0.68| 13.0 8.9 1000 187 12 138 16| 6.2 0.0 6.2| 59.7 0.0 59.7 59.7 0.69| 10.1 6.9 1500 202 13 148 14| 5.1 0.0 5.1| 67.9 0.0 67.9 45.3 0.71| 8.0 5.7 2000 211 14 155 12| 3.8 0.1 3.9| 68.5 0.0 68.5 34.3 0.71| 6.1 4.3 2500 215 14 159 12| 3.1 0.1 3.2| 69.1 0.0 69.1 27.7 0.71| 4.9 3.5 3000 219 14 163 11| 2.5 0.2 2.7| 69.7 0.0 69.7 23.2 0.71| 4.2 3.0 4000 224 15 169 10| 2.3 0.1 2.4| 78.1 0.0 78.1 19.5 0.74| 3.6 2.7 5000 230 16 178 9| 2.1 0.1 2.2| 87.0 0.0 87.0 17.4 0.77| 3.4 2.6 6000 238 16 191 8| 2.1 0.1 2.1| 94.6 0.0 94.6 15.8 0.78| 3.2 2.5 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251021.12.gif