UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for EN400... Searching the city database file for: EN400 ... Date:1200Z 25 DEC 25 Station: EN400 WMO ident: 1400 Latitude: 56.53 Longitude: 3.22 ------------------------------------------------------------------------------- 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 1042 68 7.0 2.0 70 5.0 4.7 20 11 276.9 277.6 275.9 288.5 4.24 1 1030 163 8.6 3.9 72 4.7 6.3 24 10 279.4 280.2 278.1 292.9 4.91 2 1029 171 7.2 3.6 78 3.6 5.5 25 10 278.1 278.9 277.3 291.2 4.81 3 1000 404 4.8 1.3 78 3.5 3.2 35 7 278.0 278.7 276.4 289.5 4.20 4 946 133 0.4 0.4 100 0.0 0.4 46 10 277.9 278.6 276.3 289.4 4.16 5 925 33 -0.9 -0.9 100 0.0 -0.9 50 11 278.4 279.0 276.2 289.1 3.87 6 918 187 -1.5 -2.0 96 0.5 -1.7 52 11 278.4 279.0 275.8 288.3 3.59 7 916 231 -1.3 -8.3 59 7.0 -3.7 52 11 278.8 279.1 274.0 285.1 2.23 8 914 275 -0.9 -27.9 11 27.0 -6.5 53 11 279.3 279.4 271.5 280.6 0.42 9 913 297 0.0 -25.0 13 25.0 -5.7 53 11 280.4 280.4 272.3 282.0 0.55 10 908 408 4.2 -25.8 9 30.0 -3.2 54 11 285.1 285.2 274.9 286.7 0.51 11 904 497 5.0 -23.0 11 28.0 -2.5 55 11 286.3 286.4 275.8 288.4 0.66 12 886 901 4.0 -9.0 38 13.0 -0.8 60 11 286.9 287.3 278.3 293.3 2.18 13 869 1285 4.2 -18.8 17 23.0 -2.6 65 11 288.7 288.9 277.6 291.8 1.00 14 860 1489 3.2 -5.8 52 9.0 -0.4 67 11 288.5 289.0 280.0 296.9 2.88 15 853 1648 3.2 -17.8 20 21.0 -3.1 69 11 289.2 289.4 277.9 292.6 1.10 16 850 1717 3.0 -21.0 15 24.0 -3.7 70 11 289.3 289.4 277.6 291.9 0.84 17 841 1803 2.8 -30.2 7 33.0 -4.7 71 12 290.0 290.0 277.2 291.2 0.37 18 819 2017 1.6 -39.4 3 41.0 -6.0 72 14 290.9 290.9 277.4 291.4 0.15 19 798 2225 0.2 -22.8 16 23.0 -5.8 73 16 291.6 291.7 278.6 294.0 0.77 20 787 2336 -0.7 -8.7 55 8.0 -3.7 74 17 291.8 292.2 281.0 299.3 2.51 21 735 2880 -2.7 -17.7 30 15.0 -7.2 77 21 295.3 295.6 281.1 299.4 1.29 22 704 3219 -5.1 -16.1 42 11.0 -8.5 80 25 296.4 296.6 281.8 301.1 1.54 23 700 3264 -5.1 -18.1 35 13.0 -8.9 80 25 296.8 297.1 281.7 301.0 1.31 24 674 3559 -5.7 -37.7 6 32.0 -11.4 79 26 299.4 299.4 281.4 300.2 0.22 25 628 4107 -8.9 -15.9 57 7.0 -11.1 78 29 301.9 302.2 284.4 307.4 1.76 26 565 4915 -13.5 -21.5 51 8.0 -15.6 77 33 305.7 305.9 285.2 309.7 1.21 27 541 5243 -15.7 -25.7 42 10.0 -17.9 76 35 306.9 307.1 285.2 309.8 0.87 28 500 5830 -19.9 -27.9 49 8.0 -21.4 75 38 308.8 308.9 285.8 311.4 0.77 29 476 6194 -22.5 -31.5 44 9.0 -24.0 77 40 309.9 310.0 286.0 311.9 0.58 30 468 6319 -23.1 -31.1 48 8.0 -24.4 78 40 310.7 310.8 286.3 312.8 0.61 31 419 7120 -30.5 -33.1 78 2.6 -30.9 83 44 311.2 311.3 286.4 313.1 0.56 32 400 7450 -32.3 -38.3 55 6.0 -32.9 85 46 313.0 313.1 286.8 314.3 0.35 33 399 7468 -32.3 -38.3 55 6.0 -32.9 85 46 313.2 313.3 286.9 314.5 0.35 34 389 7646 -33.9 -38.1 66 4.2 -34.3 85 48 313.4 313.5 287.0 314.7 0.37 35 333 8715 -42.9 -50.9 41 8.0 -43.3 88 56 315.3 315.4 287.3 315.7 0.11 36 314 9108 -46.5 -49.0 76 2.5 -46.6 89 59 315.7 315.7 287.5 316.2 0.14 37 310 9193 -47.1 -50.6 67 3.5 -47.3 89 60 316.0 316.0 287.6 316.4 0.12 38 308 9236 -47.3 -56.3 35 9.0 -47.6 90 61 316.3 316.3 287.6 316.5 0.06 39 300 9410 -48.5 -55.5 44 7.0 -48.7 90 62 317.0 317.0 287.8 317.3 0.07 40 295 9520 -49.3 -53.4 62 4.1 -49.4 90 64 317.4 317.4 288.0 317.7 0.09 41 250 10580 -57.1 -62.1 53 5.0 -57.2 90 79 321.2 321.2 289.2 321.3 0.04 42 231 11078 -61.1 -65.7 54 4.6 -61.2 93 89 322.4 322.4 289.5 322.5 0.02 43 218 11438 -62.7 -67.6 51 4.9 -62.8 95 97 325.3 325.3 290.4 325.4 0.02 44 215 11524 -63.1 -68.1 51 5.0 -63.1 97 92 326.0 326.0 290.6 326.1 0.02 45 205 11818 -63.3 -72.3 28 9.0 -63.4 102 75 330.2 330.2 291.7 330.2 0.01 46 200 11970 -63.9 -71.9 33 8.0 -64.0 105 66 331.6 331.6 292.2 331.6 0.01 47 176 12741 -69.3 -74.3 48 5.0 -69.3 80 46 335.0 335.0 293.1 335.1 0.01 48 166 13095 -62.3 -86.3 3 24.0 -62.4 80 42 352.4 352.4 297.1 352.4 0.00 49 150 13720 -61.5 -85.5 3 24.0 -61.7 80 36 364.1 364.1 299.5 364.1 0.00 50 137 14286 -58.5 -85.5 2 27.0 -58.7 81 31 379.0 379.0 302.1 379.0 0.00 51 121 15057 -63.5 -87.5 2 24.0 -63.7 83 25 383.5 383.5 302.8 383.6 0.00 52 109 15704 -59.3 -87.3 1 28.0 -59.6 84 19 403.1 403.1 305.6 403.1 0.00 53 100 16240 -62.1 -87.1 2 25.0 -62.3 85 15 407.7 407.7 306.2 407.8 0.00 54 94 16624 -60.1 -87.1 2 27.0 -60.4 75 14 419.0 419.0 307.6 419.0 0.00 55 83 17397 -62.7 -87.7 2 25.0 -63.0 56 11 428.8 428.8 308.7 428.8 0.00 56 70 18450 -61.5 -88.5 2 27.0 -61.9 30 7 452.8 452.8 311.1 452.8 0.00 57 51 20417 -60.7 -89.7 1 29.0 -61.2 2 18 497.6 497.6 314.8 497.6 0.00 58 50 20540 -61.3 -89.3 1 28.0 -61.8 360 19 499.0 499.0 314.9 499.0 0.00 59 30 23670 -66.3 -92.3 1 26.0 -66.7 345 21 563.9 563.9 318.9 563.9 0.00 60 28 24088 -66.5 -92.5 1 26.0 -67.0 574.6 574.6 319.4 574.6 0.00 TRP 176 12741 -69.3 -74.3 48 5.0 -69.3 80 46 335.0 335.0 293.1 335.1 0.01 WND 218 11438 -62.7 -67.6 51 4.9 -62.8 95 97 325.3 325.3 290.4 325.4 0.02 Sounding variables and indices 1000-500 mb thick: 5426.00 m Freezing level: 939.54 mb = 102.39 m = 335.91 ft Freezing level: 913.00 mb = 297.00 m = 974.39 ft Freezing level: 795.56 mb = 2249.87 m = 7381.38 ft Wetbulb zero: 939.95 mb = 104.58 m = 343.12 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 45.10 % Est. max temperature: 16.95 C = 62.51 F Sfc-Lift cond lev (LCL): 965.11 mb = 230.78 m = 757.15 ft T: 1.99 C 700-500 lapse rate: 5.77 C/km ThetaE index: 12.22 C Layer 1029.0- 913.0 mb Conv cond level (CCL): 953.49 mb = 171.68 m = 563.26 ft Mean mixing ratio: 4.32 g/kg Conv temperature: 8.07 C = 46.53 F Cap Strength: 15.69 C Lifted Index: 16.44 C Risk: None Lifted Index @300 mb: 19.27 C Lifted Index @700 mb: 10.61 C Showalter Index: 14.88 C Risk: None Total Totals Index: 21.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: -1.10 C K Index: -11.10 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 4.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.24 J/kg Max Up Vert Vel: 0.70 m/s Conv Inhibition (B-): 2.08 J/kg Cap Strength: 16.39 C Lift Cond Lev (LCL): 952.60 mb = 167.14 m = 548.35 ft Lev Free Conv (LFC): 927.60 mb = 45.53 m = 149.38 ft Equ Level (EL): 917.60 mb = 195.61 m = 641.76 ft B at Equ Level: -3.74 J/kg Max Parcel Lev (MPL): 917.60 mb = 195.61 m = 641.76 ft Wind level data Storm motion: 104 at 17 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 1042 68 20 11 -3.8 -10.3 | 319 19 12.7 -14.4 1 1000 404 35 7 -4.0 -5.7 | 308 16 12.4 -9.8 2 925 33 50 11 -8.4 -7.1 | 324 14 8.0 -11.1 3 850 1717 70 11 -10.3 -3.8 | 322 10 6.1 -7.8 4 700 3264 80 25 -24.6 -4.3 | 44 12 -8.2 -8.4 5 500 5830 75 38 -36.7 -9.8 | 56 25 -20.3 -13.9 6 400 7450 85 46 -45.8 -4.0 | 75 30 -29.4 -8.0 7 300 9410 90 62 -62.0 0.0 | 85 46 -45.6 -4.0 8 250 10580 90 79 -79.0 0.0 | 86 63 -62.6 -4.0 9 218 11438 95 97 -96.6 8.5 | 93 80 -80.2 4.4 10 200 11970 105 66 -63.8 17.1 | 105 49 -47.3 13.1 11 176 12741 80 46 -45.3 -8.0 | 67 31 -28.9 -12.0 12 150 13720 80 36 -35.5 -6.3 | 62 22 -19.0 -10.3 13 100 16240 85 15 -14.9 -1.3 | 344 6 1.5 -5.3 14 70 18450 30 7 -3.5 -6.1 | 308 16 12.9 -10.1 15 50 20540 360 19 -0.0 -19.0 | 324 28 16.4 -23.0 16 30 23670 345 21 5.4 -20.3 | 318 33 21.9 -24.3 Wind Parameters Mean winds (0-6000m): 73.7 at 22.6 knts Storm direction: 103.7 at 16.9 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 77.9 deg Storm rel helicity (0-3000m) pos: 42.5 neg: -13.5 tot: 28.9 m^2/s^2 ave: 9.6 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 31.91 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 41 9 317 15| 7.1 0.0 7.1| 13.6 -12.4 1.3 2.5 0.10| 9.6 1.0 1000 44 10 318 15| 4.1 0.0 4.1| 13.6 -12.7 0.9 0.9 0.08| 5.4 0.4 1500 47 10 319 14| 3.1 0.0 3.1| 13.6 -13.4 0.3 0.2 0.05| 4.0 0.2 2000 53 10 321 13| 2.9 0.0 2.9| 21.0 -13.5 7.4 3.7 0.24| 3.9 0.9 2500 59 12 327 12| 3.2 0.0 3.2| 31.5 -13.5 18.0 7.2 0.41| 4.1 1.7 3000 65 13 335 11| 3.4 0.0 3.4| 42.5 -13.5 28.9 9.6 0.51| 4.2 2.1 4000 71 16 354 9| 3.0 0.3 3.3| 52.3 -13.5 38.7 9.7 0.51| 3.9 2.0 5000 73 19 13 10| 2.4 0.8 3.2| 57.6 -13.5 44.1 8.8 0.47| 3.7 1.7 6000 74 23 27 12| 2.2 0.9 3.1| 69.1 -13.5 55.6 9.3 0.45| 3.5 1.6 Wrote GIF file: /home/apache/climate/data/raob//EN400/skewt/EN400.skewt.20251225.12.gif