UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 13 DEC 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 1004 210 -50.5 -57.5 43 7.0 -50.5 330 1 222.4 222.4 222.4 222.4 0.02 1 1000 236 -47.7 -54.7 44 7.0 -47.8 350 1 225.4 225.5 225.4 225.5 0.02 2 925 765 -36.9 -42.9 54 6.0 -37.1 75 7 241.6 241.6 241.1 241.8 0.09 3 891 1026 -32.3 -38.3 55 6.0 -32.6 86 9 248.9 249.0 248.0 249.4 0.16 4 876 1145 -32.9 -38.9 55 6.0 -33.2 91 10 249.5 249.5 248.6 249.9 0.15 5 850 1357 -31.3 -37.3 55 6.0 -31.6 100 11 253.4 253.4 252.0 253.9 0.18 6 817 1638 -29.9 -34.8 62 4.9 -30.2 98 12 257.7 257.8 255.8 258.4 0.24 7 717 2565 -31.1 -35.3 66 4.2 -31.4 91 16 266.2 266.3 262.5 267.0 0.26 8 700 2735 -32.1 -36.4 66 4.3 -32.4 90 17 266.9 267.0 263.0 267.7 0.24 9 638 3385 -35.3 -39.4 66 4.1 -35.5 90 22 270.5 270.5 265.4 271.1 0.20 10 546 4457 -40.5 -46.5 52 6.0 -40.8 90 31 276.6 276.6 269.2 277.0 0.11 11 500 5050 -45.3 -52.3 45 7.0 -45.5 90 36 277.8 277.8 269.9 278.0 0.06 12 400 6500 -55.5 -60.5 54 5.0 -55.6 90 38 282.9 282.9 272.9 283.0 0.03 13 340 7524 -62.7 -67.7 51 5.0 -62.7 90 36 286.5 286.5 274.9 286.6 0.01 14 300 8300 -62.5 -67.5 51 5.0 -62.6 90 29 297.2 297.2 280.1 297.3 0.01 15 250 9430 -58.9 -63.9 52 5.0 -59.0 80 17 318.5 318.5 288.3 318.6 0.03 16 224 10119 -57.7 -63.7 46 6.0 -57.8 85 16 330.5 330.5 291.9 330.6 0.03 17 200 10830 -58.5 -64.5 46 6.0 -58.6 90 15 340.1 340.1 294.4 340.3 0.03 18 150 12640 -60.1 -67.1 39 7.0 -60.2 75 9 366.5 366.5 299.9 366.7 0.03 19 100 15150 -63.3 -72.3 28 9.0 -63.4 130 13 405.4 405.4 305.9 405.5 0.02 20 70 17320 -66.7 -76.7 23 10.0 -66.8 165 15 441.7 441.7 310.1 441.8 0.02 21 53 18992 -69.3 -79.3 22 10.0 -69.4 161 22 472.2 472.2 312.8 472.3 0.01 22 50 19340 -68.7 -78.7 22 10.0 -68.8 160 23 481.6 481.6 313.6 481.7 0.02 23 41 20531 -67.9 -78.9 19 11.0 -68.1 511.7 511.7 315.8 511.8 0.02 TRP 340 7524 -62.7 -67.7 51 5.0 -62.7 90 36 286.5 286.5 274.9 286.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 4814.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 58.22 % Est. max temperature: -20.11 C = -4.19 F Sfc-Lift cond lev (LCL): 881.71 mb = 1099.38 m = 3606.85 ft T: -32.67 C 700-500 lapse rate: 5.70 C/km ThetaE index: 0.00 C Layer 1004.0- 0.0 mb Conv cond level (CCL): 1000.00 mb = 236.00 m = 774.27 ft Mean mixing ratio: 0.07 g/kg Conv temperature: -44.83 C = -48.69 F Cap Strength: 34.48 C Lifted Index: 34.60 C Risk: None Lifted Index @300 mb: 43.71 C Lifted Index @700 mb: 28.35 C Showalter Index: 19.66 C Risk: None Total Totals Index: 22.00 C Risk: None Vertical Totals Index: 14.00 C Cross Totals Index: 8.00 C K Index: -27.60 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 5.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.18 J/kg Max Up Vert Vel: 10.69 m/s Conv Inhibition (B-): 46596.91 J/kg Cap Strength: 34.61 C Lift Cond Lev (LCL): 879.21 mb = 1119.30 m = 3672.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 120 at 16 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 1004 210 330 1 0.5 -0.9 | 302 17 14.7 -9.2 1 1000 236 350 1 0.2 -1.0 | 303 17 14.4 -9.3 2 925 765 75 7 -6.8 -1.8 | 324 13 7.5 -10.1 3 850 1357 100 11 -10.8 1.9 | 332 7 3.4 -6.4 4 700 2735 90 17 -17.0 0.0 | 19 9 -2.8 -8.3 5 500 5050 90 36 -36.0 0.0 | 69 23 -21.8 -8.3 6 400 6500 90 38 -38.0 0.0 | 71 25 -23.8 -8.3 7 340 7524 90 36 -36.0 0.0 | 69 23 -21.8 -8.3 8 300 8300 90 29 -29.0 0.0 | 61 17 -14.8 -8.3 9 250 9430 80 17 -16.7 -3.0 | 13 12 -2.5 -11.2 10 200 10830 90 15 -15.0 0.0 | 5 8 -0.8 -8.3 11 150 12640 75 9 -8.7 -2.3 | 332 12 5.5 -10.6 12 100 15150 130 13 -10.0 8.4 | 269 4 4.3 0.1 13 70 17320 165 15 -3.9 14.5 | 239 12 10.3 6.2 14 50 19340 160 23 -7.9 21.6 | 205 15 6.4 13.3 Wind Parameters Mean winds (0-6000m): 90.2 at 21.9 knts Storm direction: 120.2 at 16.5 knts Shear (0-3000m) pos: 2.3 neg: 1.5 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 97.0 deg Storm rel helicity (0-3000m) pos: 51.4 neg: 0.0 tot: 51.4 m^2/s^2 ave: 17.1 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.19 Bulk Shear: 48.22 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 57 4 312 15| 6.7 0.0 6.7| 25.9 0.0 25.9 51.8 0.77| 7.8 6.1 1000 79 6 318 13| 5.4 0.0 5.4| 31.0 0.0 31.0 31.0 0.59| 6.6 3.9 1500 89 8 322 11| 4.5 0.0 4.5| 34.3 0.0 34.3 22.9 0.59| 5.5 3.2 2000 91 9 328 10| 3.4 0.6 4.0| 38.5 0.0 38.5 19.3 0.64| 4.7 3.0 2500 91 10 335 9| 2.7 1.0 3.7| 42.7 0.0 42.7 17.1 0.66| 4.3 2.8 3000 91 12 343 8| 2.3 1.5 3.7| 51.4 0.0 51.4 17.1 0.69| 4.2 2.9 4000 91 15 5 8| 1.7 2.2 3.8| 69.4 0.0 69.4 17.4 0.67| 4.2 2.8 5000 90 19 29 9| 1.4 2.5 3.8| 85.0 0.0 85.0 17.0 0.63| 4.1 2.6 6000 90 22 43 11| 1.1 2.2 3.3| 88.0 0.0 88.0 14.7 0.62| 3.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251213.00.gif