UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 5 DEC 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 1012 5 -32.5 -37.5 61 5.0 -32.7 195 1 239.8 239.9 239.7 240.2 0.15 1 1010 19 -32.1 -36.4 66 4.3 -32.3 187 1 240.4 240.4 240.2 240.8 0.17 2 1008 33 -29.7 -34.1 66 4.4 -30.0 178 1 242.9 242.9 242.6 243.5 0.21 3 1000 90 -29.5 -33.8 66 4.3 -29.7 145 1 243.6 243.7 243.4 244.2 0.22 4 986 191 -29.7 -33.7 68 4.0 -30.0 137 5 244.4 244.5 244.1 245.0 0.22 5 925 653 -22.9 -25.9 76 3.0 -23.2 100 21 255.9 256.0 254.9 257.3 0.50 6 911 765 -21.5 -24.4 77 2.9 -21.9 103 22 258.4 258.5 257.1 260.1 0.58 7 854 1242 -19.9 -22.8 78 2.9 -20.3 114 25 264.9 265.1 262.4 267.0 0.72 8 850 1277 -19.9 -22.8 78 2.9 -20.3 115 25 265.3 265.4 262.7 267.3 0.72 9 847 1303 -19.9 -22.8 78 2.9 -20.3 115 25 265.6 265.7 262.9 267.6 0.72 10 817 1570 -21.5 -24.5 77 3.0 -21.9 112 25 266.6 266.7 263.6 268.5 0.64 11 796 1762 -20.5 -23.7 75 3.2 -21.0 110 25 269.7 269.8 265.8 271.7 0.71 12 741 2291 -21.7 -25.2 73 3.5 -22.2 104 25 274.0 274.1 268.6 275.9 0.67 13 700 2708 -24.5 -28.8 67 4.3 -25.0 100 25 275.4 275.4 269.2 276.9 0.51 14 596 3863 -30.9 -35.6 63 4.7 -31.3 95 26 280.9 280.9 272.2 281.9 0.31 15 540 4553 -37.3 -45.3 43 8.0 -37.7 92 27 281.3 281.3 272.1 281.7 0.12 16 522 4786 -39.3 -47.3 42 8.0 -39.6 91 27 281.6 281.7 272.3 282.0 0.10 17 500 5080 -40.9 -47.9 47 7.0 -41.2 90 27 283.2 283.2 273.2 283.5 0.10 18 400 6560 -51.1 -57.1 49 6.0 -51.2 80 35 288.6 288.6 276.0 288.7 0.04 19 384 6825 -52.9 -58.9 48 6.0 -53.0 86 33 289.6 289.6 276.5 289.7 0.04 20 300 8400 -58.9 -65.9 40 7.0 -59.0 120 21 302.3 302.3 282.3 302.4 0.02 21 286 8698 -60.3 -67.3 39 7.0 -60.4 130 23 304.5 304.5 283.2 304.5 0.02 22 269 9079 -59.9 -66.9 40 7.0 -60.0 137 24 310.4 310.4 285.5 310.5 0.02 23 255 9415 -56.3 -63.3 41 7.0 -56.4 143 25 320.5 320.6 288.9 320.7 0.03 24 250 9540 -57.1 -64.1 41 7.0 -57.2 145 25 321.2 321.2 289.1 321.3 0.03 25 200 10940 -59.1 -67.1 35 8.0 -59.2 165 29 339.2 339.2 294.1 339.3 0.02 26 150 12740 -59.9 -69.9 26 10.0 -60.0 170 29 366.9 366.9 300.0 367.0 0.02 27 100 15260 -63.3 -74.3 21 11.0 -63.4 185 29 405.4 405.4 305.9 405.5 0.02 28 70 17440 -65.3 -77.3 17 12.0 -65.5 180 35 444.7 444.7 310.4 444.8 0.01 29 50 19470 -67.7 -79.7 17 12.0 -67.9 185 36 484.0 484.0 313.8 484.0 0.01 30 35 21609 -69.1 -82.1 14 13.0 -69.3 532.3 532.3 317.1 532.4 0.01 TRP 286 8698 -60.3 -67.3 39 7.0 -60.4 130 23 304.5 304.5 283.2 304.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 4990.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 65.80 % Est. max temperature: -8.25 C = 17.15 F Sfc-Lift cond lev (LCL): 928.98 mb = 621.95 m = 2040.51 ft T: -23.36 C 700-500 lapse rate: 6.91 C/km Conv cond level (CCL): 1010.00 mb = 19.31 m = 63.34 ft Mean mixing ratio: 0.35 g/kg Conv temperature: -28.71 C = -19.68 F Cap Strength: 26.44 C Lifted Index: 26.93 C Risk: None Lifted Index @300 mb: 36.82 C Lifted Index @700 mb: 22.77 C Showalter Index: 13.10 C Risk: None Total Totals Index: 39.10 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 18.10 C K Index: -6.10 Risk: None Sweat Index: 77.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.31 J/kg Max Up Vert Vel: 9.52 m/s Conv Inhibition (B-): 48563.52 J/kg Cap Strength: 26.62 C Lift Cond Lev (LCL): 916.96 mb = 717.13 m = 2352.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 128 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 1012 5 195 1 0.3 1.0 | 305 18 14.6 -10.2 1 1000 90 145 1 -0.6 0.8 | 307 17 13.8 -10.3 2 925 653 100 21 -20.7 3.6 | 40 10 -6.3 -7.5 3 850 1277 115 25 -22.7 10.6 | 86 8 -8.3 -0.6 4 700 2708 100 25 -24.6 4.3 | 56 12 -10.2 -6.8 5 500 5080 90 27 -27.0 0.0 | 49 17 -12.6 -11.2 6 400 6560 80 35 -34.5 -6.1 | 49 26 -20.1 -17.2 7 300 8400 120 21 -18.2 10.5 | 80 4 -3.8 -0.7 8 286 8698 130 23 -17.6 14.8 | 138 5 -3.2 3.6 9 250 9540 145 25 -14.3 20.5 | 180 9 0.0 9.3 10 200 10940 165 29 -7.5 28.0 | 202 18 6.9 16.8 11 150 12740 170 29 -5.0 28.6 | 208 20 9.3 17.4 12 100 15260 185 29 2.5 28.9 | 224 24 16.9 17.7 13 70 17440 180 35 0.0 35.0 | 211 28 14.4 23.8 14 50 19470 185 36 3.1 35.9 | 215 30 17.5 24.7 Wind Parameters Mean winds (0-6000m): 97.8 at 24.3 knts Storm direction: 127.8 at 18.2 knts Shear (0-3000m) pos: 0.4 neg: 4.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 110.4 deg Storm rel helicity (0-3000m) pos: 37.5 neg: -16.0 tot: 21.5 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.11 Bulk Shear: 41.00 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 ------------------------------------------------------------------------------- 500 115 7 316 11| 0.0 16.1 16.1| 13.8 -1.6 12.2 24.4 0.41| 16.9 7.0 1000 104 14 354 8| 0.0 11.9 11.9| 30.5 -1.6 28.9 28.9 0.57| 13.6 7.7 1500 108 17 20 6| 0.8 8.0 8.8| 37.5 -3.4 34.0 22.7 0.57| 10.5 6.0 2000 109 19 37 6| 0.6 6.0 6.7| 37.5 -8.1 29.4 14.7 0.47| 8.4 4.0 2500 108 20 46 7| 0.5 4.9 5.4| 37.5 -13.1 24.4 9.8 0.39| 7.2 2.8 3000 106 21 49 8| 0.4 4.2 4.6| 37.5 -16.0 21.5 7.2 0.35| 6.3 2.2 4000 104 22 51 9| 0.3 3.3 3.6| 37.5 -18.9 18.6 4.6 0.31| 5.0 1.6 5000 101 23 51 11| 0.3 2.7 3.0| 37.5 -22.6 14.9 3.0 0.28| 4.2 1.2 6000 98 24 51 12| 0.2 2.7 2.9| 39.7 -22.8 16.9 2.8 0.25| 4.0 1.0 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251205.00.gif