UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 24 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 1003 19 21.4 10.4 49 11.0 14.8 250 7 294.3 295.7 287.8 317.1 7.91 1 1000 45 20.6 8.6 46 12.0 13.6 300 7 293.8 295.0 286.8 314.0 7.02 2 965 355 17.6 5.6 45 12.0 11.0 270 7 293.7 294.8 285.7 310.9 5.91 3 930 674 15.0 9.0 67 6.0 11.5 239 7 294.2 295.6 287.6 316.6 7.76 4 925 720 14.6 7.6 63 7.0 10.6 235 7 294.2 295.5 287.0 314.7 7.09 5 887 1069 12.6 6.6 67 6.0 9.2 255 9 295.7 297.0 287.3 315.8 6.90 6 876 1173 12.4 2.4 50 10.0 7.2 261 10 296.6 297.5 286.0 311.9 5.19 7 873 1202 12.6 -0.4 41 13.0 6.2 262 10 297.1 297.8 285.2 309.7 4.25 8 868 1249 12.6 -3.4 33 16.0 5.1 265 10 297.6 298.2 284.5 307.9 3.42 9 850 1423 11.8 -4.2 32 16.0 4.4 275 11 298.5 299.1 284.7 308.5 3.29 10 747 2487 2.6 -10.4 38 13.0 -2.4 252 10 299.7 300.2 284.1 306.9 2.32 11 700 3009 -2.3 -11.3 50 9.0 -5.6 240 10 299.9 300.4 284.2 307.0 2.30 12 695 3066 -2.9 -9.9 58 7.0 -5.5 239 10 299.9 300.4 284.5 307.9 2.59 13 657 3510 -5.7 -10.3 70 4.6 -7.4 234 10 301.6 302.1 285.2 309.8 2.66 14 556 4801 -13.9 -20.9 55 7.0 -15.7 219 11 306.6 306.9 285.7 310.9 1.30 15 500 5600 -19.5 -26.5 54 7.0 -21.0 210 12 309.3 309.4 286.1 312.2 0.88 16 456 6275 -24.9 -31.9 52 7.0 -26.0 173 12 310.8 310.9 286.3 312.8 0.58 17 409 7053 -31.5 -40.5 41 9.0 -32.4 129 11 312.1 312.1 286.4 313.0 0.27 18 400 7210 -32.9 -41.9 40 9.0 -33.7 120 11 312.2 312.3 286.4 313.1 0.24 19 311 8932 -46.9 -55.9 35 9.0 -47.2 116 30 316.0 316.0 287.5 316.2 0.06 20 300 9170 -48.5 -57.5 34 9.0 -48.7 115 33 317.0 317.0 287.8 317.2 0.05 21 281 9598 -51.9 -60.9 33 9.0 -52.1 115 17 318.1 318.1 288.2 318.2 0.04 22 264 10004 -51.9 150 20 323.8 23 261 10078 -51.7 156 20 325.2 24 250 10360 -48.9 180 22 333.4 25 226 11020 -48.9 200 27 343.1 26 200 11820 -49.1 225 32 355.0 27 162 13200 -52.7 229 35 371.0 28 150 13700 -51.9 230 36 380.6 29 104 16068 -54.5 235 36 417.7 30 100 16320 -54.7 235 36 422.0 31 81 17657 -59.9 238 34 437.6 32 70 18570 -60.3 240 32 455.4 33 51 20547 -61.9 212 17 494.8 34 50 20670 -60.9 210 16 500.0 35 30 23880 -57.3 200 12 588.4 36 20 26460 -54.7 245 13 668.7 37 15 28310 -53.1 249 22 731.4 38 12 29754 -51.5 252 28 785.3 39 10 30950 -47.3 255 34 843.0 40 8.2 32279 -41.7 914.3 41 7.1 33265 -37.3 970.9 TRP 281 9598 -51.9 -60.9 33 9.0 -52.1 115 17 318.1 318.1 288.2 318.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5555.00 m Freezing level: 722.06 mb = 2764.07 m = 9068.37 ft Wetbulb zero: 783.68 mb = 2092.30 m = 6864.41 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 52.18 % Est. max temperature: 25.45 C = 77.82 F Sfc-Lift cond lev (LCL): 852.17 mb = 1401.83 m = 4599.13 ft T: 11.90 C 700-500 lapse rate: 6.64 C/km ThetaE index: 7.96 C Layer 876.0- 850.0 mb Conv cond level (CCL): 764.50 mb = 2296.39 m = 7534.00 ft Mean mixing ratio: 6.81 g/kg Conv temperature: 26.65 C = 79.98 F Cap Strength: 4.48 C Lifted Index: 0.52 C Risk: Showers probable Lifted Index @300 mb: 2.63 C Lifted Index @700 mb: 0.02 C Showalter Index: 3.80 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.30 C Cross Totals Index: 15.30 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 34.00 Risk: None Energy Index: 0.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.38 J/kg Max Up Vert Vel: 5.36 m/s Conv Inhibition (B-): 191.93 J/kg Cap Strength: 4.48 C Lift Cond Lev (LCL): 827.28 mb = 1646.20 m = 5400.86 ft Lev Free Conv (LFC): 692.28 mb = 3096.92 m = 10160.39 ft Equ Level (EL): 572.28 mb = 4577.57 m = 15018.10 ft B at Equ Level: 14.20 J/kg Max Parcel Lev (MPL): 492.28 mb = 5714.02 m = 18746.57 ft Wind level data Storm motion: 267 at 8 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 1003 19 250 7 6.6 2.4 | 151 2 -1.1 2.0 1 1000 45 300 7 6.1 -3.5 | 23 4 -1.6 -3.9 2 925 720 235 7 5.7 4.0 | 152 4 -2.0 3.6 3 850 1423 275 11 11.0 -1.0 | 292 4 3.3 -1.3 4 700 3009 240 10 8.7 5.0 | 192 5 1.0 4.6 5 500 5600 210 12 6.0 10.4 | 170 10 -1.7 10.0 6 400 7210 120 11 -9.5 5.5 | 107 18 -17.2 5.1 7 300 9170 115 33 -29.9 13.9 | 110 40 -37.6 13.6 8 281 9598 115 17 -15.4 7.2 | 106 24 -23.1 6.8 9 250 10360 180 22 0.0 22.0 | 160 23 -7.7 21.6 10 200 11820 225 32 22.6 22.6 | 214 27 14.9 22.2 11 150 13700 230 36 27.6 23.1 | 221 30 19.9 22.8 12 100 16320 235 36 29.5 20.6 | 227 30 21.8 20.3 13 70 18570 240 32 27.7 16.0 | 232 25 20.0 15.6 14 50 20670 210 16 8.0 13.9 | 181 13 0.3 13.5 15 30 23880 200 12 4.1 11.3 | 162 11 -3.6 10.9 16 20 26460 245 13 11.8 5.5 | 219 7 4.1 5.1 17 10 30950 255 34 32.8 8.8 | 252 27 25.1 8.4 Wind Parameters Mean winds (0-6000m): 237.1 at 10.3 knts Storm direction: 267.1 at 7.7 knts Shear (0-3000m) pos: 0.8 neg: 1.1 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 40.9 deg Storm rel helicity (0-3000m) pos: 5.3 neg: -7.1 tot: -1.8 m^2/s^2 ave: -0.6 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.45 Bulk Shear: 5.86 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 ------------------------------------------------------------------------------- 500 277 7 31 1| 0.5 0.0 0.5| 0.7 -1.6 -0.9 -1.8 -0.34| 11.6 -3.9 1000 259 7 149 1| 0.3 0.9 1.2| 2.7 -1.6 1.1 1.1 -0.08| 8.5 -0.7 1500 264 8 223 1| 1.6 0.6 2.2| 5.3 -1.9 3.3 2.2 0.11| 7.4 0.8 2000 265 9 251 1| 1.2 0.8 2.0| 5.3 -3.6 1.6 0.8 0.02| 6.1 0.1 2500 263 9 243 2| 1.0 1.0 1.9| 5.3 -5.3 -0.0 -0.0 -0.06| 5.3 -0.3 3000 260 9 231 2| 0.8 1.1 1.9| 5.3 -7.1 -1.8 -0.6 -0.12| 4.7 -0.5 4000 253 10 211 3| 0.6 1.1 1.7| 5.3 -8.4 -3.1 -0.8 -0.14| 3.8 -0.5 5000 245 10 199 4| 0.5 1.1 1.6| 5.3 -10.7 -5.4 -1.1 -0.16| 3.3 -0.5 6000 237 10 190 5| 0.4 1.3 1.7| 5.3 -24.8 -19.5 -3.2 -0.26| 3.3 -0.8 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250424.12.gif