UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U9839... Searching the city database file for: U9839 ... Date:1200Z 28 APR 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 55 SFC 990 142 22.4 10.4 47 12.0 15.1 260 5 296.4 297.8 288.6 319.7 8.02 2 925 730 19.2 10.2 56 9.0 13.7 55 9 298.9 300.5 289.9 323.8 8.47 3 916 814 19.0 10.0 56 9.0 13.5 38 10 299.6 301.1 290.1 324.4 8.44 4 850 1450 13.6 7.6 67 6.0 10.1 270 15 300.4 301.8 289.8 323.2 7.72 5 787 2092 7.4 3.1 74 4.3 5.1 270 21 300.4 301.6 288.3 318.6 6.08 6 742 2574 3.8 -1.1 70 4.9 1.4 270 26 301.6 302.5 287.4 316.0 4.76 7 700 3046 0.8 -4.0 70 4.8 -1.4 270 31 303.4 304.1 287.3 315.8 4.06 8 633 3844 -5.3 -9.0 75 3.7 -6.8 271 30 305.3 305.8 287.0 314.8 3.06 9 600 4263 -6.3 -18.3 38 12.0 -10.1 272 29 308.8 309.1 286.6 313.7 1.51 10 538 5107 -11.7 -23.7 36 12.0 -14.8 274 28 312.2 312.4 287.3 315.7 1.05 11 500 5660 -18.7 -30.7 34 12.0 -20.9 275 27 310.2 310.4 286.1 312.3 0.59 12 499 5675 -18.9 -30.9 34 12.0 -21.1 275 27 310.2 310.3 286.1 312.2 0.58 13 466 6184 -21.3 -30.3 44 9.0 -22.9 283 30 313.3 313.4 287.3 315.6 0.66 14 403 7246 -27.1 -37.1 38 10.0 -28.4 299 36 319.1 319.2 288.9 320.5 0.39 15 400 7300 -27.3 -38.3 34 11.0 -28.7 300 36 319.5 319.6 289.0 320.8 0.35 16 383 7611 -29.9 -39.9 37 10.0 -31.0 300 39 320.1 320.1 289.1 321.2 0.31 17 352 8204 -35.9 -48.9 25 13.0 -36.8 300 44 319.8 319.8 288.8 320.3 0.13 18 296 9375 -48.7 -62.7 18 14.0 -49.0 300 55 317.9 317.9 288.1 318.0 0.03 19 279 9763 -49.5 -65.5 14 16.0 -49.8 302 58 322.2 322.2 289.5 322.3 0.02 20 250 10480 -50.3 -67.3 12 17.0 -50.7 305 64 331.3 331.3 292.1 331.4 0.02 21 249 10506 -50.3 -67.3 12 17.0 -50.7 305 64 331.7 331.7 292.2 331.7 0.02 22 234 10910 -52.0 -69.7 10 17.7 -52.3 300 71 335.0 335.1 293.1 335.1 0.01 23 228 11078 -52.7 -70.7 10 18.0 -53.0 300 70 336.5 336.5 293.4 336.5 0.01 24 204 11791 -55.5 -73.5 9 18.0 -55.8 300 63 342.9 342.9 295.0 343.0 0.01 25 190 12242 -57.5 -75.5 8 18.0 -57.7 298 56 346.8 346.8 295.9 346.8 0.01 26 176 12720 -62.3 -80.3 7 18.0 -62.4 295 48 346.5 346.5 295.8 346.6 0.00 27 175 12756 -53.1 -73.1 7 20.0 -53.5 295 48 362.3 362.3 299.1 362.3 0.01 28 172 12867 -53.9 -73.9 7 20.0 -54.2 295 47 362.7 362.7 299.2 362.8 0.01 29 168 13018 -55.3 -56.0 92 0.7 -55.4 295 46 362.8 362.9 299.4 363.4 0.12 30 155 13531 -55.9 -77.9 5 22.0 -56.2 295 43 370.3 370.3 300.6 370.3 0.01 31 150 13740 -55.3 -75.3 7 20.0 -55.6 295 42 374.8 374.8 301.4 374.8 0.01 32 100 16340 -53.9 -77.9 4 24.0 -54.5 305 35 423.6 423.6 308.2 423.6 0.01 33 73 18336 -58.3 -80.3 4 22.0 -58.8 323 26 454.2 454.2 311.3 454.2 0.01 34 70 18600 -56.9 -78.9 5 22.0 -57.5 325 25 462.7 462.7 312.0 462.7 0.01 35 61 19475 -55.1 -77.1 5 22.0 -55.9 321 20 485.2 485.2 313.9 485.3 0.02 36 50 20740 -56.7 -78.7 5 22.0 -57.5 315 13 509.9 509.9 315.7 510.0 0.02 37 36 22821 -57.3 -79.3 5 22.0 -58.3 344 10 558.5 558.5 318.6 558.7 0.02 38 30 23980 -55.1 -77.1 5 22.0 -56.6 360 9 594.4 594.4 320.3 594.7 0.04 39 20 26590 -49.9 -73.9 4 24.0 -53.3 35 7 683.4 683.5 323.9 684.2 0.09 40 10 31160 -44.5 -70.5 4 26.0 -52.1 5 15 853.4 853.6 328.5 856.5 0.28 41 9.5 31505 -43.1 -68.1 5 25.0 -51.5 871.4 871.6 329.0 875.9 0.42 TRP 176 12720 -62.3 -80.3 7 18.0 -62.4 295 48 346.5 346.5 295.8 346.6 0.00 WND 234 10910 -52.0 -69.7 10 17.7 -52.3 300 71 335.0 335.1 293.1 335.1 0.01 Sounding variables and indices 1000-500 mb thick: 5605.00 m Freezing level: 691.21 mb = 3150.66 m = 10336.67 ft Wetbulb zero: 720.70 mb = 2810.07 m = 9219.28 ft Precipitable water: 1.00 inches Sfc-500 mean rel hum: 57.63 % Est. max temperature: 26.40 C = 79.52 F Sfc-Lift cond lev (LCL): 829.02 mb = 1658.35 m = 5440.72 ft T: 11.59 C 700-500 lapse rate: 7.46 C/km ThetaE index: 10.65 C Layer 850.0- 538.0 mb Conv cond level (CCL): 787.86 mb = 2082.93 m = 6833.67 ft Mean mixing ratio: 8.28 g/kg Conv temperature: 26.43 C = 79.57 F Cap Strength: 1.94 C Lifted Index: -3.72 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.61 C Lifted Index @700 mb: -0.68 C Showalter Index: -4.07 C Risk: Severe thunderstorms possible Total Totals Index: 58.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 32.30 C Cross Totals Index: 26.30 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 340.20 Risk: Showers and thunderstorms possible Energy Index: -2.21 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 381.53 J/kg Max Up Vert Vel: 27.62 m/s Conv Inhibition (B-): 78.25 J/kg Cap Strength: 1.94 C Lift Cond Lev (LCL): 811.59 mb = 1835.49 m = 6021.87 ft Lev Free Conv (LFC): 746.59 mb = 2523.82 m = 8280.14 ft Equ Level (EL): 396.59 mb = 7361.20 m = 24150.61 ft B at Equ Level: 269.03 J/kg Max Parcel Lev (MPL): 216.59 mb = 11407.11 m = 37424.43 ft Wind level data Storm motion: 304 at 18 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 ---------------------------------------------------------- 0 990 142 260 5 4.9 0.9 | 138 14 -9.7 10.6 1 925 730 55 9 -7.4 -5.2 | 102 22 -22.0 4.6 2 850 1450 270 15 15.0 -0.0 | 182 10 0.4 9.7 3 700 3046 270 31 31.0 -0.0 | 239 19 16.4 9.7 4 500 5660 275 27 26.9 -2.4 | 239 14 12.3 7.4 5 400 7300 300 36 31.2 -18.0 | 297 18 16.5 -8.3 6 300 9280 300 54 46.8 -27.0 | 298 36 32.1 -17.3 7 250 10480 305 64 52.4 -36.7 | 306 46 37.8 -27.0 8 234 10910 300 71 61.5 -35.5 | 299 53 46.9 -25.8 9 200 11910 300 62 53.7 -31.0 | 299 44 39.1 -21.3 10 176 12720 295 48 43.5 -20.3 | 290 31 28.9 -10.6 11 150 13740 295 42 38.1 -17.7 | 289 25 23.4 -8.0 12 100 16340 305 35 28.7 -20.1 | 306 17 14.0 -10.3 13 70 18600 325 25 14.3 -20.5 | 2 11 -0.3 -10.7 14 50 20740 315 13 9.2 -9.2 | 96 5 -5.4 0.5 15 30 23980 360 9 -0.0 -9.0 | 93 15 -14.6 0.7 16 20 26590 35 7 -4.0 -5.7 | 102 19 -18.7 4.0 17 10 31160 5 15 -1.3 -14.9 | 72 17 -15.9 -5.2 Wind Parameters Mean winds (0-6000m): 273.6 at 23.4 knts Storm direction: 303.6 at 17.6 knts Shear (0-3000m) pos: 1.7 neg: 5.5 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 101.8 deg Storm rel helicity (0-3000m) pos: 60.8 neg: -58.4 tot: 2.4 m^2/s^2 ave: 0.8 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 1.5 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 4.40 Bulk Shear: 86.64 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 15 7 101 17| 12.7 0.0 12.7| 0.2 -28.5 -28.2 -56.5 -0.55| 16.1 -8.9 1000 13 9 95 17| 6.3 5.7 12.0| 6.4 -58.4 -52.0 -52.0 -0.40| 17.7 -7.0 1500 302 11 126 7| 4.2 7.7 12.0| 24.5 -58.4 -33.9 -22.6 -0.03| 17.6 -0.6 2000 282 13 163 7| 3.2 7.0 10.2| 37.4 -58.4 -21.0 -10.5 0.05| 14.5 0.7 2500 276 15 183 8| 2.5 6.6 9.2| 50.3 -58.4 -8.1 -3.2 0.10| 12.6 1.3 3000 274 18 199 9| 1.7 5.5 7.2| 60.8 -58.4 2.4 0.8 0.13| 11.2 1.5 4000 273 21 215 11| 1.5 4.1 5.6| 61.0 -58.4 2.6 0.7 0.13| 8.7 1.1 5000 273 22 222 12| 1.4 3.3 4.7| 61.0 -58.6 2.4 0.5 0.12| 7.1 0.9 6000 274 23 227 12| 1.4 2.8 4.1| 78.1 -58.9 19.2 3.2 0.17| 6.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20250428.12.gif