UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 2 MAY 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 166 SFC 990 247 1.2 -3.5 71 4.7 -0.6 340 5 275.1 275.6 273.1 283.3 2.98 2 976 361 0.8 -4.2 69 5.0 -1.1 343 10 275.9 276.3 273.3 283.8 2.86 3 956 528 2.8 -6.2 52 9.0 -0.6 348 17 279.5 280.0 274.9 286.6 2.51 4 934 716 1.4 -10.6 40 12.0 -2.6 353 26 280.0 280.3 274.1 285.2 1.82 5 925 794 0.8 -11.2 40 12.0 -3.1 355 29 280.1 280.4 274.1 285.2 1.75 6 850 1466 -5.5 -13.5 53 8.0 -7.8 350 27 280.4 280.7 274.0 285.0 1.58 7 812 1822 -8.7 -13.7 67 5.0 -10.1 354 27 280.7 281.0 274.2 285.4 1.63 8 810 1841 -8.7 -13.7 67 5.0 -10.1 354 27 280.9 281.2 274.3 285.6 1.64 9 798 1957 -6.9 -14.9 53 8.0 -9.2 355 27 284.0 284.3 275.9 288.4 1.50 10 756 2378 -8.3 -34.3 10 26.0 -12.6 359 27 286.9 287.0 275.5 287.8 0.28 11 730 2649 -9.5 -31.5 15 22.0 -13.4 2 27 288.5 288.5 276.5 289.7 0.38 12 700 2971 -11.9 -27.9 25 16.0 -14.9 5 27 289.3 289.4 277.2 291.1 0.55 13 641 3638 -16.1 -35.1 18 19.0 -18.8 8 28 291.9 292.0 278.1 292.9 0.30 14 600 4132 -19.3 -27.3 49 8.0 -20.7 10 29 293.8 293.9 279.5 296.0 0.68 15 557 4680 -22.9 -37.9 24 15.0 -24.6 12 30 295.8 295.9 279.9 296.7 0.26 16 536 4960 -25.3 -38.3 29 13.0 -26.7 13 30 296.2 296.3 280.1 297.1 0.26 17 500 5460 -28.9 -37.9 42 9.0 -29.8 15 31 297.8 297.9 280.8 298.8 0.29 18 424 6614 -39.9 -47.9 42 8.0 -40.3 8 31 298.1 298.1 280.7 298.5 0.12 19 400 7010 -42.5 -49.5 46 7.0 -42.8 5 31 299.8 299.8 281.4 300.1 0.10 20 373 7481 -46.1 -53.1 45 7.0 -46.3 0 36 301.0 301.0 281.9 301.3 0.07 21 371 7517 -46.3 -54.3 40 8.0 -46.6 360 36 301.2 301.2 282.0 301.5 0.06 22 300 8930 -47.7 -57.7 31 10.0 -48.0 350 40 318.1 318.1 288.2 318.3 0.05 23 250 10130 -47.3 -61.3 19 14.0 -47.7 330 33 335.7 335.8 293.3 335.9 0.04 24 200 11600 -48.3 -65.3 12 17.0 -48.8 320 25 356.3 356.3 298.0 356.4 0.03 25 150 13490 -51.1 -71.1 7 20.0 -51.6 290 21 382.0 382.0 302.6 382.1 0.02 26 100 16110 -53.3 -75.3 5 22.0 -53.9 290 17 424.7 424.7 308.3 424.8 0.01 27 75 17958 -55.9 -77.9 5 22.0 -56.5 278 15 455.7 455.7 311.4 455.8 0.01 28 70 18400 -54.1 -77.1 4 23.0 -54.9 275 15 468.6 468.7 312.5 468.7 0.02 29 50 20560 -52.9 -75.9 5 23.0 -54.1 255 13 518.8 518.8 316.2 519.0 0.03 30 42 21680 -54.1 -77.1 4 23.0 -55.4 253 11 542.4 542.4 317.6 542.5 0.03 31 32 23439 -50.1 -74.1 4 24.0 -52.4 251 8 596.9 597.0 320.5 597.3 0.05 32 30 23860 -50.3 -74.3 4 24.0 -52.7 250 7 607.5 607.5 321.0 607.9 0.05 33 20 26490 -52.3 -75.3 5 23.0 -55.1 165 9 676.1 676.1 323.7 676.7 0.07 34 17 27542 -51.9 -74.9 5 23.0 -55.1 709.5 709.6 324.7 710.3 0.09 TRP 371 7517 -46.3 -54.3 40 8.0 -46.6 360 36 301.2 301.2 282.0 301.5 0.06 WND Sounding variables and indices 1000-500 mb thick: 5294.00 m Freezing level: 915.48 mb = 879.33 m = 2884.92 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 36.22 % Est. max temperature: 6.51 C = 43.72 F Sfc-Lift cond lev (LCL): 920.12 mb = 836.06 m = 2742.93 ft T: 0.41 C 700-500 lapse rate: 6.83 C/km ThetaE index: 1.64 C Layer 934.0- 812.0 mb Conv cond level (CCL): 697.23 mb = 3000.99 m = 9845.65 ft Mean mixing ratio: 2.17 g/kg Conv temperature: 15.44 C = 59.80 F Cap Strength: 10.22 C Lifted Index: 11.04 C Risk: None Lifted Index @300 mb: 23.41 C Lifted Index @700 mb: 7.04 C Showalter Index: 11.16 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 15.40 C K Index: -6.10 Risk: None Sweat Index: 85.00 Risk: None Energy Index: 2.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.68 J/kg Max Up Vert Vel: 6.58 m/s Conv Inhibition (B-): 54288.98 J/kg Cap Strength: 10.94 C Lift Cond Lev (LCL): 813.53 mb = 1807.65 m = 5930.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 35 at 21 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 ---------------------------------------------------------- 0 990 247 340 5 1.7 -4.7 | 228 18 13.5 12.3 1 925 794 355 29 2.5 -28.9 | 310 19 14.3 -11.9 2 850 1466 350 27 4.7 -26.6 | 300 19 16.5 -9.6 3 700 2971 5 27 -2.4 -26.9 | 316 14 9.5 -9.9 4 500 5460 15 31 -8.0 -29.9 | 344 13 3.8 -12.9 5 400 7010 5 31 -2.7 -30.9 | 327 17 9.1 -13.8 6 371 7517 360 36 -0.0 -36.0 | 328 22 11.8 -19.0 7 300 8930 350 40 6.9 -39.4 | 320 29 18.8 -22.4 8 250 10130 330 33 16.5 -28.6 | 292 31 28.3 -11.5 9 200 11600 320 25 16.1 -19.2 | 274 28 27.9 -2.1 10 150 13490 290 21 19.7 -7.2 | 253 33 31.6 9.9 11 100 16110 290 17 16.0 -5.8 | 248 30 27.8 11.2 12 70 18400 275 15 14.9 -1.3 | 240 31 26.8 15.7 13 50 20560 255 13 12.6 3.4 | 230 32 24.4 20.4 14 30 23860 250 7 6.6 2.4 | 223 27 18.4 19.4 15 20 26490 165 9 -2.3 8.7 | 200 27 9.5 25.7 Wind Parameters Mean winds (0-6000m): 4.8 at 27.6 knts Storm direction: 34.8 at 20.7 knts Shear (0-3000m) pos: 3.9 neg: 0.2 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 91.4 deg Storm rel helicity (0-3000m) pos: 122.8 neg: -13.9 tot: 109.0 m^2/s^2 ave: 36.3 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 4.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.04 Bulk Shear: 20.78 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 ------------------------------------------------------------------------------- 500 353 16 265 14| 22.7 0.0 22.7| 92.9 0.0 92.9 185.7 0.97| 23.0 22.3 1000 353 22 289 15| 11.4 0.6 12.0|101.1 -9.3 91.8 91.8 0.82| 13.5 11.1 1500 352 24 294 16| 7.4 0.4 7.8|104.8 -13.9 90.9 60.6 0.75| 9.7 7.3 2000 353 25 297 16| 5.6 0.3 5.9|111.7 -13.9 97.8 48.9 0.74| 7.9 5.9 2500 355 25 299 16| 4.5 0.3 4.8|117.8 -13.9 103.9 41.6 0.74| 6.8 5.0 3000 356 25 302 16| 3.9 0.2 4.1|122.8 -13.9 109.0 36.3 0.74| 6.0 4.4 4000 360 26 307 15| 3.2 0.2 3.3|131.9 -13.9 118.0 29.5 0.76| 4.8 3.6 5000 3 27 313 14| 2.7 0.1 2.9|141.2 -13.9 127.3 25.5 0.77| 4.1 3.2 6000 5 28 318 14| 2.3 0.3 2.6|143.1 -22.4 120.8 20.1 0.67| 3.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250502.00.gif