UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for U4343... Searching the city database file for: U4343 ... Date:0000Z 29 APR 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 1002 83 -1.3 -10.3 50 9.0 -4.0 20 7 271.7 272.0 269.0 276.5 1.74 1 1000 99 -1.7 -13.7 39 12.0 -5.0 15 7 271.5 271.7 268.1 275.2 1.32 2 983 234 -4.1 -14.1 46 10.0 -6.7 12 7 270.4 270.6 267.4 274.0 1.30 3 935 623 -7.3 -14.3 57 7.0 -9.1 2 9 271.0 271.2 267.9 274.8 1.35 4 926 698 -6.3 -13.3 58 7.0 -8.2 0 9 272.8 273.0 269.2 276.9 1.48 5 925 706 -6.3 -13.3 58 7.0 -8.2 360 9 272.9 273.1 269.3 277.0 1.48 6 892 992 -2.7 -11.7 50 9.0 -5.5 358 9 279.4 279.7 273.7 284.5 1.75 7 850 1373 -4.9 -15.9 42 11.0 -7.9 355 9 281.0 281.2 273.9 284.8 1.30 8 700 2876 -13.5 -28.5 27 15.0 -16.2 335 9 287.5 287.6 276.2 289.2 0.52 9 683 3062 -14.3 -30.3 24 16.0 -17.0 332 9 288.7 288.8 276.7 290.1 0.45 10 647 3470 -16.9 -32.9 24 16.0 -19.3 327 9 290.2 290.3 277.4 291.4 0.37 11 590 4157 -20.7 -31.7 37 11.0 -22.3 317 8 293.6 293.7 279.1 295.1 0.46 12 519 5092 -26.7 -37.7 35 11.0 -27.9 304 7 297.3 297.3 280.6 298.3 0.29 13 500 5360 -28.9 -39.9 34 11.0 -29.9 300 7 297.8 297.8 280.7 298.6 0.24 14 400 6910 -41.7 -53.7 26 12.0 -42.2 270 9 300.8 300.8 281.8 301.0 0.06 15 306 8674 -55.5 -67.5 21 12.0 -55.6 250 9 305.4 305.4 283.5 305.4 0.01 16 300 8800 -55.3 -67.3 21 12.0 -55.5 265 9 307.4 307.4 284.4 307.5 0.01 17 255 9850 -49.3 -61.3 23 12.0 -49.6 341 9 330.9 330.9 292.0 331.1 0.04 18 250 9980 -49.5 -62.5 20 13.0 -49.8 350 9 332.5 332.5 292.4 332.6 0.03 19 200 11440 -48.3 -64.3 14 16.0 -48.8 5 11 356.3 356.3 298.0 356.4 0.03 20 150 13340 -48.3 -67.3 9 19.0 -49.0 10 9 386.8 386.8 303.3 387.0 0.03 21 149 13384 -48.3 -67.3 9 19.0 -49.0 10 9 387.6 387.6 303.5 387.7 0.03 22 130 14281 -49.5 -69.5 8 20.0 -50.2 17 8 400.8 400.9 305.3 401.0 0.03 23 102 15870 -49.9 -70.9 7 21.0 -50.8 29 7 428.9 428.9 308.7 429.0 0.03 24 100 16000 -49.9 -70.9 7 21.0 -50.8 30 7 431.3 431.3 309.0 431.5 0.03 25 95 16333 -50.1 -71.1 7 21.0 -51.0 24 7 437.3 437.3 309.6 437.4 0.03 26 93 16471 -49.9 -70.9 7 21.0 -50.8 22 7 440.4 440.4 309.9 440.5 0.03 27 71 18228 -49.7 -71.7 6 22.0 -51.0 352 5 476.1 476.1 313.1 476.3 0.03 28 70 18320 -49.7 -71.7 6 22.0 -51.0 350 5 478.1 478.1 313.3 478.3 0.03 29 50 20530 -49.7 -72.7 5 23.0 -51.4 40 5 526.4 526.4 316.7 526.6 0.04 30 40 21982 -50.5 -73.5 5 23.0 -52.4 559.0 559.0 318.6 559.3 0.05 31 30 23860 -48.9 -72.9 4 24.0 -51.6 611.3 611.4 321.2 611.8 0.07 32 24 25326 -48.9 -73.9 4 25.0 -52.1 651.6 651.6 322.7 652.2 0.07 33 24 25326 -48.7 -73.7 4 25.0 -52.0 652.2 652.2 322.8 652.8 0.07 TRP 306 8674 -55.5 -67.5 21 12.0 -55.6 250 9 305.4 305.4 283.5 305.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5261.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 36.57 % Est. max temperature: 7.95 C = 46.30 F Sfc-Lift cond lev (LCL): 869.74 mb = 1191.75 m = 3909.89 ft T: -3.85 C 700-500 lapse rate: 6.20 C/km ThetaE index: 2.50 C Layer 1000.0- 935.0 mb Conv cond level (CCL): 616.72 mb = 3827.00 m = 12555.61 ft Mean mixing ratio: 1.40 g/kg Conv temperature: 18.99 C = 66.18 F Cap Strength: 18.10 C Lifted Index: 18.28 C Risk: None Lifted Index @300 mb: 22.38 C Lifted Index @700 mb: 12.32 C Showalter Index: 11.28 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 24.00 C Cross Totals Index: 13.00 C K Index: -6.90 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 2.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.00 J/kg Max Up Vert Vel: 6.78 m/s Conv Inhibition (B-): 53911.46 J/kg Cap Strength: 18.20 C Lift Cond Lev (LCL): 829.58 mb = 1561.24 m = 5122.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 at 6 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 1002 83 20 7 -2.4 -6.6 | 80 2 -2.1 -0.4 1 1000 99 15 7 -1.8 -6.8 | 70 2 -1.5 -0.6 2 925 706 360 9 -0.0 -9.0 | 354 3 0.3 -2.8 3 850 1373 355 9 0.8 -9.0 | 339 3 1.1 -2.8 4 700 2876 335 9 3.8 -8.2 | 295 5 4.1 -2.0 5 500 5360 300 7 6.1 -3.5 | 247 7 6.4 2.7 6 400 6910 270 9 9.0 -0.0 | 236 11 9.3 6.2 7 306 8674 250 9 8.5 3.1 | 223 13 8.7 9.3 8 300 8800 265 9 9.0 0.8 | 233 12 9.3 7.0 9 250 9980 350 9 1.6 -8.9 | 325 3 1.9 -2.7 10 200 11440 5 11 -1.0 -11.0 | 8 5 -0.7 -4.8 11 150 13340 10 9 -1.6 -8.9 | 26 3 -1.3 -2.7 12 100 16000 30 7 -3.5 -6.1 | 93 3 -3.2 0.1 13 70 18320 350 5 0.9 -4.9 | 222 2 1.2 1.3 14 50 20530 40 5 -3.2 -3.8 | 129 4 -2.9 2.4 Wind Parameters Mean winds (0-6000m): 332.7 at 8.3 knts Storm direction: 2.7 at 6.2 knts Shear (0-3000m) pos: 0.0 neg: 1.1 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -150.1 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -5.2 tot: -5.2 m^2/s^2 ave: -1.7 10^-3 m/s^2 rel: -0.87 Storm rel vorticity (0-3000m) horiz: 1.3 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.00 Bulk Shear: 3.29 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 9 8 31 2| 0.0 2.9 2.9| 0.0 -1.2 -1.2 -2.4 -0.87| 2.9 -2.5 1000 4 8 6 2| 0.0 1.9 1.9| 0.0 -1.8 -1.8 -1.8 -0.86| 2.0 -1.7 1500 1 9 355 2| 0.0 1.5 1.5| 0.0 -2.4 -2.4 -1.6 -0.88| 1.6 -1.4 2000 358 9 345 3| 0.0 1.3 1.3| 0.0 -3.2 -3.2 -1.6 -0.88| 1.5 -1.3 2500 354 9 335 3| 0.0 1.2 1.2| 0.0 -4.1 -4.1 -1.7 -0.87| 1.4 -1.2 3000 351 9 327 3| 0.0 1.1 1.1| 0.0 -5.2 -5.2 -1.7 -0.87| 1.3 -1.2 4000 345 9 311 3| 0.0 1.0 1.0| 0.0 -8.0 -8.0 -2.0 -0.88| 1.3 -1.1 5000 339 8 297 4| 0.0 0.9 0.9| 0.0 -10.9 -10.9 -2.2 -0.88| 1.2 -1.1 6000 333 8 286 4| 0.0 0.9 0.9| 0.0 -12.9 -12.9 -2.1 -0.79| 1.3 -1.0 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20250429.00.gif