UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 25 APR 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1015 3 -12.1 -15.3 77 3.2 -12.8 30 3 259.9 260.1 259.5 263.0 1.14 1 1008 55 -13.9 -18.0 71 4.1 -14.6 28 3 258.7 258.8 258.0 261.1 0.92 2 1000 116 -14.3 -18.3 72 4.0 -15.0 25 3 258.9 259.0 258.1 261.3 0.90 3 977 293 -13.7 -17.2 75 3.5 -14.4 56 7 261.2 261.3 260.2 263.9 1.01 4 973 324 -12.1 -15.3 77 3.2 -12.8 62 8 263.1 263.3 262.0 266.4 1.19 5 969 356 -8.1 -11.4 77 3.3 -9.0 67 9 267.4 267.7 266.0 272.0 1.65 6 952 494 -4.7 -6.8 85 2.1 -5.4 91 12 272.3 272.7 270.4 278.9 2.41 7 947 535 -4.5 -6.6 85 2.1 -5.2 98 13 272.9 273.3 270.9 279.6 2.46 8 928 695 -2.9 -7.3 72 4.4 -4.4 126 16 276.1 276.5 272.7 282.7 2.38 9 925 721 -2.9 -7.7 69 4.8 -4.5 130 17 276.3 276.7 272.8 282.8 2.31 10 912 833 -3.3 -8.3 68 5.0 -5.0 131 17 277.1 277.4 273.1 283.4 2.24 11 888 1045 -0.9 -8.9 55 8.0 -3.7 132 16 281.7 282.0 275.6 288.0 2.19 12 851 1385 -1.1 -13.1 40 12.0 -4.9 135 15 284.9 285.2 276.5 289.7 1.64 13 850 1394 -1.1 -13.1 40 12.0 -4.9 135 15 285.0 285.3 276.6 289.8 1.64 14 846 1432 -1.5 -13.5 39 12.0 -5.3 135 15 285.0 285.2 276.5 289.7 1.59 15 700 2915 -9.7 -28.7 20 19.0 -13.4 125 17 291.7 291.8 278.3 293.4 0.51 16 657 3403 -12.1 -36.1 12 24.0 -15.9 120 17 294.4 294.4 279.2 295.3 0.27 17 653 3449 -12.5 -36.5 12 24.0 -16.2 120 17 294.4 294.5 279.2 295.3 0.26 18 534 4952 -24.5 -42.5 17 18.0 -26.2 105 17 297.5 297.5 280.5 298.1 0.17 19 519 5160 -24.7 -40.7 21 16.0 -26.3 103 17 299.7 299.7 281.5 300.4 0.21 20 500 5430 -27.1 -41.1 25 14.0 -28.5 100 17 300.0 300.0 281.6 300.7 0.21 21 476 5781 -28.9 -41.9 27 13.0 -30.1 99 19 302.0 302.1 282.5 302.7 0.20 22 429 6515 -33.3 -48.3 21 15.0 -34.3 97 22 305.5 305.6 283.8 305.9 0.11 23 400 7000 -37.3 -53.3 17 16.0 -38.1 95 25 306.5 306.5 284.1 306.8 0.07 24 300 8930 -50.9 -65.9 15 15.0 -51.1 90 21 313.6 313.6 286.6 313.7 0.02 25 274 9511 -55.5 -69.5 16 14.0 -55.6 83 20 315.2 315.2 287.2 315.2 0.01 26 250 10090 -57.9 -70.9 17 13.0 -58.0 75 19 320.0 320.0 288.8 320.0 0.01 27 241 10321 -58.9 -71.9 17 13.0 -59.0 80 19 321.9 321.9 289.3 321.9 0.01 28 233 10535 -54.9 -67.9 19 13.0 -55.1 88 19 331.0 331.1 292.0 331.1 0.02 29 200 11520 -51.7 -65.7 17 14.0 -52.0 125 21 350.9 350.9 296.8 351.0 0.03 30 175 12391 -49.1 -66.1 12 17.0 -49.6 127 20 368.8 368.8 300.4 369.0 0.03 31 150 13400 -49.9 -68.9 9 19.0 -50.5 130 19 384.1 384.1 302.9 384.2 0.02 32 100 16050 -50.5 -73.5 5 23.0 -51.4 135 15 430.2 430.2 308.9 430.2 0.02 33 86 17034 -51.3 -74.3 5 23.0 -52.2 137 13 447.5 447.5 310.6 447.6 0.02 34 70 18380 -49.3 -73.3 4 24.0 -50.6 140 11 478.9 478.9 313.4 479.1 0.03 35 62 19175 -48.9 -73.9 4 25.0 -50.4 136 9 496.7 496.7 314.7 496.9 0.03 36 50 20580 -50.7 -74.7 4 24.0 -52.2 130 5 524.0 524.0 316.6 524.2 0.03 37 30 23900 -51.7 -75.7 4 24.0 -53.8 105 7 603.7 603.7 320.8 604.0 0.04 38 24 25345 -52.9 -76.9 4 24.0 -55.2 116 10 640.0 640.0 322.3 640.3 0.05 39 20 26530 -49.9 -74.9 4 25.0 -53.3 125 13 683.4 683.5 323.9 684.1 0.07 40 19 26869 -47.7 -73.7 3 26.0 -51.9 125 14 700.4 700.4 324.4 701.2 0.09 41 14 28891 -48.1 -73.1 4 25.0 -53.1 125 17 762.9 763.0 326.3 764.2 0.14 42 10 31140 -43.1 -69.1 4 26.0 -51.3 125 21 858.7 858.8 328.7 862.4 0.35 43 9.5 31485 -43.5 -69.5 4 26.0 -51.8 869.8 870.0 328.9 873.6 0.35 44 8.7 32082 -39.7 -66.7 4 27.0 -50.2 906.8 907.1 329.7 913.1 0.56 45 6.5 34078 -39.1 -66.1 4 27.0 -51.2 988.1 988.6 331.1 998.2 0.81 TRP 241 10321 -58.9 -71.9 17 13.0 -59.0 80 19 321.9 321.9 289.3 321.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5314.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 32.39 % Est. max temperature: 11.71 C = 53.08 F Sfc-Lift cond lev (LCL): 963.93 mb = 396.66 m = 1301.37 ft T: -7.09 C 700-500 lapse rate: 6.92 C/km ThetaE index: 1.88 C Layer 1008.0-1000.0 mb Conv cond level (CCL): 1008.00 mb = 55.45 m = 181.92 ft Mean mixing ratio: 1.71 g/kg Conv temperature: -9.95 C = 14.10 F Cap Strength: 23.03 C Lifted Index: 22.98 C Risk: None Lifted Index @300 mb: 29.35 C Lifted Index @700 mb: 18.99 C Showalter Index: 9.27 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 26.00 C Cross Totals Index: 14.00 C K Index: -6.10 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 2.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 95.82 J/kg Max Up Vert Vel: 13.84 m/s Conv Inhibition (B-): 74913.43 J/kg Cap Strength: 23.04 C Lift Cond Lev (LCL): 924.12 mb = 728.58 m = 2390.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 148 at 12 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 1015 3 30 3 -1.5 -2.6 | 339 14 4.8 -12.6 1 1000 116 25 3 -1.3 -2.7 | 338 14 5.1 -12.8 2 925 721 130 17 -13.0 10.9 | 98 7 -6.7 0.9 3 850 1394 135 15 -10.6 10.6 | 98 4 -4.3 0.6 4 700 2915 125 17 -13.9 9.8 | 88 8 -7.6 -0.3 5 500 5430 100 17 -16.7 3.0 | 56 13 -10.4 -7.1 6 400 7000 95 25 -24.9 2.2 | 67 20 -18.6 -7.9 7 300 8930 90 21 -21.0 0.0 | 56 18 -14.7 -10.0 8 250 10090 75 19 -18.4 -4.9 | 39 19 -12.0 -15.0 9 241 10321 80 19 -18.7 -3.3 | 43 18 -12.4 -13.3 10 200 11520 125 21 -17.2 12.0 | 100 11 -10.9 2.0 11 150 13400 130 19 -14.6 12.2 | 105 9 -8.2 2.2 12 70 18380 140 11 -7.1 8.4 | 25 2 -0.7 -1.6 13 50 20580 130 5 -3.8 3.2 | 340 7 2.5 -6.8 14 30 23900 105 7 -6.8 1.8 | 3 8 -0.4 -8.2 15 20 26530 125 13 -10.6 7.5 | 59 5 -4.3 -2.6 16 10 31140 125 21 -17.2 12.0 | 100 11 -10.9 2.0 Wind Parameters Mean winds (0-6000m): 117.7 at 15.8 knts Storm direction: 147.7 at 11.9 knts Shear (0-3000m) pos: 2.8 neg: 0.6 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 63.1 neg: -2.6 tot: 60.5 m^2/s^2 ave: 20.2 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 5.05 Bulk Shear: 18.98 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 75 6 359 12| 11.2 0.0 11.2| 41.5 -0.5 41.0 82.0 0.92| 13.2 12.1 1000 123 11 35 5| 8.8 0.0 8.8| 63.1 -0.5 62.5 62.5 0.89| 12.7 11.2 1500 128 12 56 4| 5.5 0.0 5.5| 63.1 -0.7 62.4 41.6 0.83| 9.0 7.4 2000 129 13 66 4| 4.2 0.3 4.4| 63.1 -1.1 62.0 31.0 0.78| 7.0 5.5 2500 129 14 73 5| 3.3 0.5 3.8| 63.1 -1.6 61.5 24.6 0.74| 5.9 4.3 3000 129 14 77 5| 2.8 0.6 3.4| 63.1 -2.6 60.5 20.2 0.69| 5.1 3.5 4000 126 15 78 6| 2.1 0.8 2.8| 63.1 -7.7 55.3 13.8 0.56| 4.2 2.4 5000 122 15 74 7| 1.7 0.9 2.5| 63.1 -13.8 49.3 9.9 0.46| 3.7 1.7 6000 118 16 71 8| 1.4 1.0 2.4| 68.1 -16.5 51.6 8.6 0.42| 3.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250425.00.gif