UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for U3802... Searching the city database file for: U3802 ... Date:1200Z 15 APR 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 81 200 7 SFC 996 114 8.8 2.8 66 6.0 5.9 200 7 282.3 283.1 279.3 295.4 4.70 2 861 1297 2.6 0.4 85 2.2 1.6 269 37 287.8 288.6 281.7 300.9 4.57 3 850 1400 2.4 0.1 85 2.3 1.3 275 40 288.7 289.5 282.0 301.7 4.53 4 700 2953 -5.7 -9.2 76 3.5 -7.0 270 31 296.2 296.7 283.1 304.4 2.72 5 655 3471 -8.1 -11.6 76 3.5 -9.3 271 34 299.1 299.6 284.0 306.5 2.40 6 500 5510 -21.9 -26.8 64 4.9 -22.8 275 44 306.3 306.5 285.0 309.2 0.85 7 448 6307 -27.5 -33.5 57 6.0 -28.3 270 44 309.1 309.2 285.6 310.8 0.50 8 400 7110 -34.1 -39.1 61 5.0 -34.6 265 44 310.7 310.7 285.9 311.8 0.32 9 303 8995 -47.7 -52.7 56 5.0 -47.9 265 50 317.2 317.2 287.9 317.6 0.10 10 300 9060 -48.7 -53.7 56 5.0 -48.8 265 50 316.7 316.7 287.8 317.0 0.09 11 299 9082 -49.7 -54.7 56 5.0 -49.8 265 50 315.6 315.6 287.4 315.9 0.08 12 250 10240 -56.9 -62.9 47 6.0 -57.0 270 52 321.5 321.5 289.2 321.6 0.03 13 238 10550 -58.1 -64.1 46 6.0 -58.2 270 54 324.2 324.2 290.0 324.3 0.03 14 200 11660 -51.5 -57.5 49 6.0 -51.7 275 48 351.2 351.2 297.0 351.6 0.08 15 198 11725 -50.7 -57.7 43 7.0 -51.0 276 48 353.5 353.5 297.4 353.8 0.08 16 150 13540 -49.9 -59.9 30 10.0 -50.4 290 42 384.1 384.1 302.9 384.5 0.08 17 100 16170 -52.3 -64.3 22 12.0 -52.9 285 29 426.7 426.7 308.5 427.0 0.07 18 88 17003 -49.7 -63.7 18 14.0 -50.6 289 25 447.8 447.8 310.7 448.2 0.08 19 76 17957 -52.9 -66.9 17 14.0 -53.7 293 21 460.3 460.3 311.8 460.6 0.06 20 70 18490 -51.7 -64.7 20 13.0 -52.5 295 19 473.8 473.8 313.0 474.3 0.09 21 63 19174 -49.5 -63.5 18 14.0 -50.7 295 16 493.1 493.2 314.5 493.9 0.12 22 57 19823 -52.5 -66.5 17 14.0 -53.5 295 14 500.6 500.7 315.0 501.2 0.09 23 50 20670 -51.3 -65.3 17 14.0 -52.5 295 11 522.6 522.6 316.5 523.3 0.12 24 36 22815 -50.7 -64.7 17 14.0 -52.4 3 14 575.6 575.7 319.5 576.9 0.18 25 34 23191 -47.5 -63.5 14 16.0 -50.0 14 14 593.5 593.6 320.4 595.1 0.22 26 30 24020 -47.9 -63.9 14 16.0 -50.5 40 15 614.1 614.1 321.3 615.9 0.24 27 22 26050 -51.7 -67.7 13 16.0 -54.1 55 18 659.7 659.8 323.1 661.3 0.19 28 20 26670 -50.9 -66.9 13 16.0 -53.7 60 19 680.4 680.5 323.9 682.4 0.24 29 13 29474 -50.9 -67.9 12 17.0 -54.7 769.6 769.7 326.5 772.6 0.32 TRP 238 10550 -58.1 -64.1 46 6.0 -58.2 270 54 324.2 324.2 290.0 324.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5429.00 m Freezing level: 805.56 mb = 1860.15 m = 6102.77 ft Wetbulb zero: 826.40 mb = 1625.18 m = 5331.90 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 75.09 % Est. max temperature: 15.36 C = 59.65 F Sfc-Lift cond lev (LCL): 908.84 mb = 857.60 m = 2813.61 ft T: 4.90 C 700-500 lapse rate: 6.34 C/km Conv cond level (CCL): 792.58 mb = 1959.47 m = 6428.64 ft Mean mixing ratio: 4.65 g/kg Conv temperature: 17.89 C = 64.20 F Cap Strength: 6.59 C Lifted Index: 8.90 C Risk: None Lifted Index @300 mb: 13.80 C Lifted Index @700 mb: 5.27 C Showalter Index: 5.91 C Risk: None Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 22.00 C K Index: 20.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 125.20 Risk: None Energy Index: 1.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.00 J/kg Max Up Vert Vel: 0.00 m/s Conv Inhibition (B-): 55309.24 J/kg Cap Strength: 8.73 C Lift Cond Lev (LCL): 879.91 mb = 1120.31 m = 3675.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 26 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 ---------------------------------------------------------- 0 996 114 200 7 2.4 6.6 | 136 28 -19.7 20.4 1 850 1400 275 40 39.8 -3.5 | 240 21 17.7 10.3 2 700 2953 270 31 31.0 -0.0 | 213 16 8.9 13.8 3 500 5510 275 44 43.8 -3.8 | 245 24 21.7 10.0 4 400 7110 265 44 43.8 3.8 | 231 28 21.7 17.7 5 300 9060 265 50 49.8 4.4 | 237 33 27.7 18.2 6 250 10240 270 52 52.0 -0.0 | 245 33 29.9 13.8 7 238 10550 270 54 54.0 -0.0 | 247 35 31.9 13.8 8 200 11660 275 48 47.8 -4.2 | 249 27 25.7 9.6 9 150 13540 290 42 39.5 -14.4 | 272 17 17.4 -0.5 10 100 16170 285 29 28.0 -7.5 | 223 9 5.9 6.3 11 70 18490 295 19 17.2 -8.0 | 140 8 -4.9 5.8 12 50 20670 295 11 10.0 -4.6 | 127 15 -12.1 9.2 13 30 24020 40 15 -9.6 -11.5 | 94 32 -31.8 2.3 14 20 26670 60 19 -16.5 -9.5 | 96 39 -38.6 4.3 Wind Parameters Mean winds (0-6000m): 272.0 at 34.8 knts Storm direction: 302.0 at 26.1 knts Shear (0-3000m) pos: 6.4 neg: 1.3 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 79.4 deg Storm rel helicity (0-3000m) pos: 301.7 neg: -39.8 tot: 261.9 m^2/s^2 ave: 87.3 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 6.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 71.08 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 ------------------------------------------------------------------------------- 500 291 13 132 14| 14.5 0.0 14.5|109.2 0.0 109.2 218.5 0.99| 15.0 14.9 1000 265 20 170 16| 15.2 0.0 15.2|228.3 0.0 228.3 228.3 0.98| 17.1 16.7 1500 268 26 193 15| 12.9 0.0 12.9|299.3 -5.6 293.7 195.8 0.93| 16.2 15.1 2000 270 29 205 15| 9.6 0.8 10.4|299.3 -19.1 280.2 140.1 0.82| 12.9 10.6 2500 270 30 209 16| 7.7 1.3 9.0|299.3 -32.2 267.1 106.8 0.72| 11.0 7.9 3000 271 30 211 16| 6.4 1.3 7.7|301.7 -39.8 261.9 87.3 0.67| 9.6 6.4 4000 271 31 214 16| 5.5 0.9 6.4|323.4 -39.8 283.5 70.9 0.69| 7.8 5.4 5000 271 33 220 17| 4.9 0.8 5.7|346.2 -39.8 306.3 61.3 0.69| 6.8 4.7 6000 272 35 225 18| 4.3 0.7 5.0|355.5 -56.0 299.5 49.9 0.63| 6.1 3.9 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20250415.12.gif