UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 27 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 1020 1 -11.3 -13.5 84 2.2 -11.8 50 1 260.4 260.6 260.2 263.9 1.32 1 1018 16 -9.9 -13.7 74 3.8 -10.8 49 1 261.9 262.1 261.3 265.4 1.30 2 1000 153 -10.1 -12.9 80 2.8 -10.8 40 1 263.0 263.3 262.4 266.9 1.41 3 988 246 -10.9 -13.3 82 2.4 -11.5 49 3 263.2 263.4 262.4 266.9 1.39 4 977 333 -8.7 -10.8 85 2.1 -9.2 58 4 266.2 266.5 265.3 270.9 1.71 5 963 446 -2.7 -4.7 86 2.0 -3.4 69 6 273.4 273.8 271.8 281.0 2.80 6 925 766 -1.9 -6.7 70 4.8 -3.6 100 11 277.4 277.8 273.6 284.4 2.50 7 915 852 -2.1 -7.1 69 5.0 -3.8 100 11 278.0 278.4 273.9 284.9 2.45 8 850 1433 -6.7 -14.7 53 8.0 -8.9 100 11 279.1 279.4 273.1 283.3 1.44 9 792 1981 -10.3 -16.3 61 6.0 -11.8 109 11 281.0 281.2 274.0 284.9 1.35 10 787 2030 -10.1 -16.1 61 6.0 -11.6 110 11 281.7 281.9 274.4 285.8 1.38 11 747 2431 -10.9 -23.9 33 13.0 -13.6 117 11 285.1 285.2 275.3 287.3 0.74 12 730 2608 -11.9 -26.9 28 15.0 -14.7 120 11 285.9 286.0 275.5 287.7 0.58 13 700 2928 -13.7 -24.7 39 11.0 -15.9 125 11 287.3 287.4 276.5 289.6 0.74 14 616 3884 -20.5 -30.5 40 10.0 -22.0 129 16 290.2 290.3 277.5 291.8 0.49 15 521 5105 -26.7 -34.7 47 8.0 -27.6 134 23 297.0 297.0 280.6 298.3 0.39 16 500 5400 -28.9 -35.9 51 7.0 -29.7 135 25 297.8 297.9 280.9 299.0 0.36 17 477 5736 -31.3 -37.3 55 6.0 -31.9 136 26 298.9 298.9 281.3 300.0 0.33 18 400 6960 -41.1 -48.1 47 7.0 -41.4 140 29 301.6 301.6 282.2 302.0 0.12 19 328 8277 -51.9 -58.9 43 7.0 -52.0 137 28 304.3 304.3 283.2 304.5 0.04 20 300 8850 -55.9 -62.9 41 7.0 -56.0 135 27 306.6 306.6 284.1 306.7 0.03 21 273 9446 -59.3 -66.3 40 7.0 -59.4 135 29 310.0 310.0 285.4 310.1 0.02 22 270 9515 -59.3 -66.3 40 7.0 -59.4 136 28 311.0 311.0 285.7 311.1 0.02 23 257 9825 -57.3 -64.3 41 7.0 -57.4 138 26 318.4 318.4 288.2 318.5 0.03 24 250 10000 -57.5 -64.5 41 7.0 -57.6 140 25 320.6 320.6 288.9 320.7 0.03 25 223 10726 -51.9 -58.9 43 7.0 -52.1 137 20 339.8 339.8 294.3 340.1 0.06 26 200 11430 -50.3 -58.3 38 8.0 -50.6 135 15 353.1 353.1 297.4 353.4 0.07 27 167 12613 -48.5 -59.5 27 11.0 -49.0 135 12 374.8 374.8 301.5 375.2 0.08 28 150 13320 -48.7 -61.7 21 13.0 -49.3 135 11 386.2 386.2 303.3 386.5 0.06 29 106 15590 -50.3 -68.3 10 18.0 -51.1 109 11 423.4 423.4 308.2 423.6 0.04 30 100 15970 -50.3 -68.3 10 18.0 -51.1 105 11 430.5 430.5 308.9 430.7 0.04 31 88 16806 -50.3 -69.3 9 19.0 -51.2 96 8 446.6 446.6 310.6 446.8 0.04 32 73 18034 -48.3 -69.3 7 21.0 -49.7 83 4 475.3 475.3 313.1 475.6 0.05 33 70 18310 -49.3 -70.3 7 21.0 -50.6 80 3 478.9 478.9 313.4 479.2 0.04 34 66 18693 -50.7 -71.7 7 21.0 -51.9 82 3 484.0 484.0 313.8 484.2 0.04 35 50 20500 -50.1 -72.1 6 22.0 -51.7 90 5 525.4 525.4 316.6 525.7 0.05 36 46 21047 -48.9 -71.9 5 23.0 -50.8 84 5 541.0 541.0 317.6 541.3 0.05 37 34 23024 -51.7 -74.7 5 23.0 -53.6 64 7 582.5 582.5 319.8 582.8 0.04 38 30 23840 -49.9 -73.9 4 24.0 -52.4 55 7 608.6 608.6 321.0 609.0 0.06 39 20 26510 -47.3 -72.3 4 25.0 -51.5 100 17 691.4 691.4 324.2 692.3 0.11 40 10 31140 -43.1 -69.1 4 26.0 -51.3 35 9 858.7 858.8 328.7 862.4 0.35 41 9.0 31853 -41.3 -68.3 4 27.0 -50.9 891.9 892.1 329.4 896.7 0.43 TRP 273 9446 -59.3 -66.3 40 7.0 -59.4 135 29 310.0 310.0 285.4 310.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5247.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 51.08 % Est. max temperature: 7.22 C = 45.00 F Sfc-Lift cond lev (LCL): 984.44 mb = 273.97 m = 898.83 ft T: -10.19 C 700-500 lapse rate: 6.15 C/km ThetaE index: 1.62 C Layer 850.0- 792.0 mb Conv cond level (CCL): 1018.00 mb = 15.83 m = 51.93 ft Mean mixing ratio: 2.07 g/kg Conv temperature: -7.75 C = 18.05 F Cap Strength: 18.37 C Lifted Index: 18.78 C Risk: None Lifted Index @300 mb: 22.19 C Lifted Index @700 mb: 12.59 C Showalter Index: 12.45 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 14.20 C K Index: -3.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 79.68 J/kg Max Up Vert Vel: 12.62 m/s Conv Inhibition (B-): 82542.63 J/kg Cap Strength: 18.78 C Lift Cond Lev (LCL): 930.03 mb = 722.86 m = 2371.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 155 at 11 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 1020 1 50 1 -0.8 -0.6 | 340 11 3.9 -10.7 1 1000 153 40 1 -0.6 -0.8 | 340 12 4.0 -10.8 2 925 766 100 11 -10.8 1.9 | 37 10 -6.2 -8.1 3 850 1433 100 11 -10.8 1.9 | 37 10 -6.2 -8.1 4 700 2928 125 11 -9.0 6.3 | 50 6 -4.4 -3.7 5 500 5400 135 25 -17.7 17.7 | 120 15 -13.0 7.7 6 400 6960 140 29 -18.6 22.2 | 131 19 -14.0 12.2 7 300 8850 135 27 -19.1 19.1 | 122 17 -14.5 9.1 8 273 9446 135 29 -20.5 20.5 | 123 19 -15.9 10.5 9 250 10000 140 25 -16.1 19.2 | 129 15 -11.4 9.1 10 200 11430 135 15 -10.6 10.6 | 96 6 -6.0 0.6 11 150 13320 135 11 -7.8 7.8 | 55 4 -3.1 -2.2 12 100 15970 105 11 -10.6 2.8 | 40 9 -6.0 -7.2 13 70 18310 80 3 -3.0 -0.5 | 351 11 1.7 -10.5 14 50 20500 90 5 -5.0 0.0 | 2 10 -0.4 -10.0 15 30 23840 55 7 -5.7 -4.0 | 4 14 -1.1 -14.0 16 20 26510 100 17 -16.7 3.0 | 60 14 -12.1 -7.1 17 10 31140 35 9 -5.2 -7.4 | 2 17 -0.5 -17.4 Wind Parameters Mean winds (0-6000m): 125.2 at 14.7 knts Storm direction: 155.2 at 11.0 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 73.7 deg Storm rel helicity (0-3000m) pos: 40.1 neg: -0.1 tot: 39.9 m^2/s^2 ave: 13.3 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 2.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 3.36 Bulk Shear: 23.74 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 67 3 350 11| 5.9 0.0 5.9| 19.1 -0.1 19.0 38.0 0.95| 6.5 6.2 1000 96 6 10 9| 5.3 0.0 5.3| 35.7 -0.1 35.5 35.5 0.95| 6.3 6.0 1500 98 8 20 9| 3.6 0.0 3.6| 35.9 -0.1 35.8 23.9 0.94| 4.2 4.0 2000 100 9 25 9| 2.7 0.0 2.7| 37.6 -0.1 37.5 18.7 0.88| 3.6 3.2 2500 104 9 28 9| 2.2 0.0 2.2| 38.8 -0.1 38.6 15.4 0.83| 3.2 2.7 3000 107 9 31 8| 1.9 0.0 1.9| 40.1 -0.1 39.9 13.3 0.79| 3.0 2.4 4000 114 11 42 8| 2.2 0.0 2.2| 49.0 -0.1 48.9 12.2 0.81| 3.0 2.4 5000 120 13 59 7| 2.3 0.0 2.3| 59.4 -0.1 59.3 11.9 0.77| 3.0 2.3 6000 125 15 78 8| 2.3 0.0 2.3| 69.2 -0.1 69.1 11.5 0.75| 2.8 2.1 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250427.12.gif