UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for U4122... Searching the city database file for: U4122 ... Date:1200Z 9 OCT 25 Station: U4122 WMO ident: 24122 ------------------------------------------------------------------------------- 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 206 -8.7 -14.7 62 6.0 -10.1 310 1 263.5 263.7 262.4 266.8 1.21 1 1000 298 -8.5 -13.5 67 5.0 -9.7 340 5 264.6 264.9 263.4 268.3 1.35 2 951 682 -10.7 -14.7 72 4.0 -11.6 12 18 266.2 266.5 264.5 269.8 1.28 3 938 787 -9.9 -13.9 73 4.0 -10.9 21 21 268.1 268.3 266.0 272.0 1.39 4 926 886 -7.9 -14.9 57 7.0 -9.6 29 25 271.1 271.4 267.9 274.8 1.30 5 925 894 -7.9 -14.9 57 7.0 -9.6 30 25 271.2 271.4 268.0 274.9 1.30 6 916 971 -7.9 -16.9 48 9.0 -10.0 29 25 272.0 272.2 268.1 275.2 1.11 7 850 1559 -9.7 -19.7 44 10.0 -11.9 25 27 276.0 276.1 270.4 278.7 0.94 8 706 2978 -12.9 -34.9 14 22.0 -16.2 35 27 287.5 287.5 275.8 288.4 0.28 9 700 3043 -13.3 -35.3 14 22.0 -16.5 35 27 287.8 287.8 276.0 288.6 0.27 10 698 3065 -13.5 -36.5 13 23.0 -16.7 35 27 287.8 287.8 275.9 288.6 0.24 11 666 3417 -16.7 -30.7 29 14.0 -18.9 39 29 288.1 288.1 276.4 289.5 0.44 12 640 3714 -17.3 -21.5 70 4.2 -18.2 42 30 290.7 290.9 278.6 294.0 1.07 13 613 4035 -18.1 -21.6 74 3.5 -18.8 45 32 293.4 293.6 279.9 296.8 1.11 14 542 4938 -24.3 -25.9 87 1.6 -24.6 54 37 296.5 296.6 281.0 299.2 0.85 15 500 5520 -27.3 -30.5 74 3.2 -27.8 60 40 299.8 299.9 282.1 301.7 0.60 16 454 6214 -32.1 -36.1 68 4.0 -32.5 62 43 302.1 302.2 282.8 303.4 0.39 17 400 7100 -40.1 -44.8 61 4.7 -40.4 65 46 302.9 302.9 282.8 303.5 0.18 18 303 8936 -55.5 -62.5 41 7.0 -55.6 65 44 306.2 306.2 284.0 306.3 0.03 19 300 9000 -55.7 -62.7 41 7.0 -55.8 65 44 306.8 306.8 284.1 306.9 0.03 20 272 9619 -59.3 -66.3 40 7.0 -59.4 65 36 310.3 310.3 285.5 310.4 0.02 21 258 9947 -63.3 -70.3 38 7.0 -63.3 65 31 309.2 309.2 285.0 309.2 0.01 22 257 9971 -64.7 -72.7 32 8.0 -64.7 65 31 307.4 307.4 284.4 307.5 0.01 23 250 10140 -64.1 -72.1 33 8.0 -64.1 65 35 310.8 310.8 285.6 310.8 0.01 24 205 11366 -59.1 -69.1 26 10.0 -59.2 61 61 336.8 336.8 293.5 336.9 0.02 25 200 11520 -58.9 -68.9 26 10.0 -59.0 60 64 339.5 339.5 294.2 339.6 0.02 26 170 12542 -58.3 -75.2 10 16.9 -58.6 55 68 356.6 356.6 298.0 356.6 0.01 27 158 13003 -58.1 -78.1 6 20.0 -58.3 61 53 364.5 364.5 299.6 364.5 0.01 28 150 13330 -58.1 -80.1 4 22.0 -58.3 65 42 370.0 370.0 300.5 370.0 0.00 29 104 15633 -58.1 -80.1 4 22.0 -58.5 70 28 410.8 410.8 306.6 410.9 0.01 30 100 15880 -57.9 -79.9 4 22.0 -58.3 70 27 415.9 415.9 307.2 415.9 0.01 31 70 18130 -57.7 -79.7 4 22.0 -58.2 65 11 460.9 460.9 311.8 461.0 0.01 32 50 20250 -57.7 -79.7 4 22.0 -58.4 75 7 507.5 507.5 315.5 507.6 0.01 33 32 23063 -58.1 -80.1 4 22.0 -59.2 167 10 575.5 575.5 319.5 575.7 0.02 34 31 23263 -57.7 -79.7 4 22.0 -58.8 173 11 581.9 581.9 319.8 582.0 0.02 35 30 23470 -57.3 -79.3 5 22.0 -58.5 180 11 588.4 588.4 320.1 588.6 0.02 36 20 26060 -54.3 -77.3 4 23.0 -56.6 210 35 670.0 670.0 323.4 670.4 0.05 37 10 30590 -47.5 -72.5 4 25.0 -53.8 220 54 842.2 842.3 328.2 844.5 0.21 38 7.8 32241 -45.1 -70.1 4 25.0 -53.4 913.9 914.1 329.8 918.3 0.39 TRP 257 9971 -64.7 -72.7 32 8.0 -64.7 65 31 307.4 307.4 284.4 307.5 0.01 WND 170 12542 -58.3 -75.2 10 16.9 -58.6 55 68 356.6 356.6 298.0 356.6 0.01 Sounding variables and indices 1000-500 mb thick: 5222.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 53.96 % Est. max temperature: 3.02 C = 37.44 F Sfc-Lift cond lev (LCL): 919.22 mb = 943.45 m = 3095.26 ft T: -7.90 C 700-500 lapse rate: 5.65 C/km Conv cond level (CCL): 586.79 mb = 4355.62 m = 14289.91 ft Mean mixing ratio: 1.30 g/kg Conv temperature: 22.35 C = 72.22 F Cap Strength: 22.09 C Lifted Index: 24.13 C Risk: None Lifted Index @300 mb: 25.73 C Lifted Index @700 mb: 16.74 C Showalter Index: 17.62 C Risk: None Total Totals Index: 25.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 7.60 C K Index: -24.10 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 4.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.31 J/kg Max Up Vert Vel: 7.91 m/s Conv Inhibition (B-): 70257.10 J/kg Cap Strength: 23.97 C Lift Cond Lev (LCL): 883.44 mb = 1255.65 m = 4119.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 74 at 22 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 206 310 1 0.8 -0.6 | 256 23 22.2 5.6 1 1000 298 340 5 1.7 -4.7 | 266 23 23.1 1.5 2 925 894 30 25 -12.5 -21.7 | 330 18 8.9 -15.4 3 850 1559 25 27 -11.4 -24.5 | 331 21 10.0 -18.2 4 700 3043 35 27 -15.5 -22.1 | 340 17 5.9 -15.9 5 500 5520 60 40 -34.6 -20.0 | 44 19 -13.2 -13.8 6 400 7100 65 46 -41.7 -19.4 | 57 24 -20.3 -13.2 7 300 9000 65 44 -39.9 -18.6 | 56 22 -18.5 -12.4 8 257 9971 65 31 -28.1 -13.1 | 44 10 -6.7 -6.9 9 250 10140 65 35 -31.7 -14.8 | 50 13 -10.3 -8.6 10 200 11520 60 64 -55.4 -32.0 | 53 43 -34.0 -25.8 11 170 12542 55 68 -55.7 -39.0 | 46 47 -34.3 -32.8 12 150 13330 65 42 -38.1 -17.7 | 55 20 -16.6 -11.5 13 100 15880 70 27 -25.4 -9.2 | 53 5 -4.0 -3.0 14 70 18130 65 11 -10.0 -4.6 | 262 12 11.4 1.6 15 50 20250 75 7 -6.8 -1.8 | 253 15 14.7 4.4 16 30 23470 180 11 0.0 11.0 | 231 27 21.4 17.2 17 20 26060 210 35 17.5 30.3 | 227 53 38.9 36.5 18 10 30590 220 54 34.7 41.4 | 230 74 56.1 47.6 Wind Parameters Mean winds (0-6000m): 43.8 at 29.7 knts Storm direction: 73.8 at 22.3 knts Shear (0-3000m) pos: 4.6 neg: 0.2 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 87.6 deg Storm rel helicity (0-3000m) pos: 177.4 neg: 0.0 tot: 177.4 m^2/s^2 ave: 59.1 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.46 Bulk Shear: 67.75 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 5 10 281 21| 18.8 0.0 18.8|114.7 0.0 114.7 229.4 0.98| 20.2 19.9 1000 25 17 303 17| 13.2 0.0 13.2|157.7 0.0 157.7 157.7 0.94| 15.3 14.4 1500 25 20 313 18| 8.8 0.5 9.3|160.1 0.0 160.1 106.8 0.90| 10.8 9.7 2000 26 22 319 18| 6.6 0.3 7.0|165.0 0.0 165.0 82.5 0.88| 8.5 7.5 2500 27 23 322 18| 5.3 0.3 5.6|169.5 0.0 169.5 67.8 0.87| 7.2 6.2 3000 29 24 325 18| 4.6 0.2 4.8|177.4 0.0 177.4 59.1 0.86| 6.3 5.5 4000 33 25 333 17| 4.2 0.2 4.4|210.4 0.0 210.4 52.6 0.89| 5.7 5.1 5000 38 27 344 16| 3.9 0.1 4.1|247.2 0.0 247.2 49.4 0.90| 5.4 4.9 6000 44 30 357 15| 3.7 0.1 3.8|271.4 0.0 271.4 45.2 0.89| 5.0 4.5 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251009.12.gif