UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041823.upa.cvt Date: 2300Z 18 APR 25 Searching for EG808... Searching the city database file for: EG808 ... Date:2300Z 18 APR 25 Station: EG808 WMO ident: 3808 Latitude: 50.37 Longitude: -5.53 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -10 SFC 988 91 10.8 10.1 95 0.7 10.4 284.9 286.3 284.1 306.7 7.87 2 950 417 8.6 8.6 100 0.0 8.6 285.9 287.2 284.0 306.5 7.39 3 925 638 7.8 7.8 100 0.0 7.8 145 29 287.3 288.5 284.4 307.5 7.19 4 850 1332 4.4 4.1 98 0.3 4.2 145 22 290.8 291.8 284.6 308.1 6.04 5 844 1390 4.4 3.7 95 0.7 4.1 146 22 291.3 292.4 284.7 308.3 5.92 6 841 1419 4.4 2.9 90 1.5 3.7 146 22 291.6 292.6 284.5 307.8 5.61 7 830 1526 3.8 1.7 86 2.1 2.8 147 21 292.1 293.0 284.2 307.2 5.21 8 806 1764 1.6 0.7 94 0.9 1.2 150 20 292.2 293.1 284.1 306.7 4.99 9 771 2121 0.0 -0.2 99 0.2 -0.1 155 18 294.2 295.1 284.8 308.6 4.89 10 758 2257 -0.9 -1.6 95 0.7 -1.2 157 18 294.7 295.5 284.5 307.9 4.49 11 748 2363 -1.7 -1.7 100 0.0 -1.7 158 17 295.0 295.8 284.7 308.2 4.51 12 745 2395 -1.9 -1.9 100 0.0 -1.9 159 17 295.1 295.9 284.7 308.2 4.47 13 710 2777 -4.1 -4.1 100 0.0 -4.1 164 16 296.7 297.5 284.8 308.6 3.97 14 705 2833 -4.3 -4.8 96 0.5 -4.5 164 15 297.1 297.8 284.7 308.5 3.80 15 700 2889 -4.7 -4.9 98 0.2 -4.8 165 15 297.3 298.0 284.8 308.6 3.79 16 699 2900 -4.9 -4.9 100 0.0 -4.9 163 -1956442 297.2 297.9 284.8 308.5 3.80 17 684 3071 -5.7 -6.3 96 0.6 -6.0 131 -31644596 298.1 298.8 284.8 308.7 3.49 18 665 3291 -7.1 -7.3 98 0.2 -7.2 89 -70198808 299.0 299.6 284.9 309.0 3.32 19 647 3504 -8.3 -9.2 93 0.9 -8.7 48 -107753240 300.0 300.5 284.9 309.0 2.94 20 634 3662 -9.1 -9.3 98 0.2 -9.2 17 -135531936 300.8 301.4 285.3 309.9 2.98 21 621 3822 -9.9 -10.6 95 0.7 -10.2 25 -126480336 301.7 302.2 285.4 310.2 2.74 22 594 4163 -12.1 -12.3 98 0.2 -12.2 49 -100538144 303.0 303.4 285.6 310.8 2.50 23 582 4319 -12.9 -13.8 93 0.9 -13.2 60 -88627312 303.8 304.2 285.7 310.9 2.26 24 577 4385 -13.3 -14.2 93 0.9 -13.6 64 -83592040 304.1 304.5 285.7 311.1 2.21 25 557 4653 -15.1 -15.9 94 0.8 -15.3 83 -63004032 305.1 305.4 285.8 311.4 1.99 26 537 4928 -17.1 -18.6 88 1.5 -17.5 102 -41663264 305.9 306.2 285.7 311.2 1.64 27 528 5055 -18.1 -18.9 93 0.8 -18.3 111 -31799488 306.2 306.5 285.8 311.4 1.63 28 526 5083 -18.3 -19.3 92 1.0 -18.6 113 -29584616 306.3 306.5 285.8 311.3 1.58 29 504 5401 -20.5 -20.9 97 0.4 -20.6 136 -4650096 307.3 307.6 286.1 312.0 1.43 30 500 5460 -20.9 -21.7 93 0.8 -21.1 140 26 307.6 307.8 286.0 312.0 1.35 31 488 5639 -22.5 -23.0 96 0.5 -22.6 141 27 307.7 308.0 285.9 311.8 1.23 32 481 5745 -23.1 -24.9 85 1.8 -23.5 142 28 308.3 308.5 285.9 311.8 1.05 33 476 5822 -23.7 -25.6 84 1.9 -24.1 142 28 308.5 308.6 285.9 311.8 1.00 34 472 5884 -24.1 -26.2 83 2.1 -24.5 143 29 308.7 308.9 286.0 311.9 0.95 35 443 6343 -27.7 -28.1 96 0.4 -27.8 145 32 309.8 310.0 286.3 312.7 0.85 36 427 6607 -29.7 -30.2 95 0.5 -29.8 147 34 310.5 310.7 286.4 313.0 0.73 37 426 6624 -29.5 -30.2 94 0.7 -29.6 147 34 311.0 311.1 286.6 313.5 0.73 38 425 6641 -29.7 -31.5 84 1.8 -30.0 147 34 310.9 311.1 286.5 313.2 0.65 39 424 6658 -29.9 -32.7 77 2.8 -30.3 147 34 310.9 311.0 286.4 312.9 0.58 40 416 6793 -31.1 -33.8 77 2.7 -31.4 148 35 311.1 311.2 286.4 312.9 0.53 41 412 6862 -31.7 -34.8 74 3.1 -32.1 149 36 311.1 311.2 286.4 312.8 0.48 42 409 6913 -32.3 -37.1 62 4.8 -32.8 149 36 311.0 311.1 286.2 312.4 0.39 43 405 6983 -32.9 -37.8 61 4.9 -33.4 149 36 311.1 311.2 286.2 312.4 0.36 44 401 7052 -33.5 -38.2 63 4.7 -34.0 150 37 311.2 311.3 286.2 312.5 0.35 45 400 7070 -33.7 -37.8 66 4.1 -34.1 150 37 311.2 311.3 286.2 312.5 0.37 46 399 7087 -33.9 -38.7 62 4.8 -34.4 150 37 311.2 311.2 286.2 312.3 0.34 47 398 7105 -34.1 -38.1 67 4.0 -34.5 150 38 311.1 311.2 286.2 312.4 0.36 48 397 7122 -34.1 -38.9 62 4.8 -34.6 150 38 311.3 311.4 286.2 312.5 0.33 49 395 7158 -34.5 -38.3 68 3.8 -34.8 150 38 311.3 311.3 286.2 312.5 0.35 50 392 7210 -34.9 -39.2 65 4.3 -35.3 150 39 311.4 311.5 286.2 312.6 0.33 51 387 7299 -35.7 -39.2 70 3.5 -36.0 151 41 311.5 311.6 286.3 312.7 0.33 52 383 7371 -36.3 -40.2 67 3.9 -36.7 151 42 311.7 311.7 286.3 312.7 0.30 53 374 7534 -37.9 -41.2 71 3.3 -38.2 151 45 311.7 311.7 286.3 312.7 0.28 54 371 7589 -38.3 -42.3 66 4.0 -38.6 151 46 311.9 311.9 286.3 312.8 0.25 55 300 9010 -48.8 -57.9 34 9.2 -49.0 155 70 316.6 316.6 287.7 316.8 0.05 56 267 9766 -54.5 -66.5 21 12.0 -54.7 150 42 319.0 319.0 288.4 319.1 0.02 57 250 10190 -51.9 -72.9 6 21.0 -52.2 165 31 328.9 328.9 291.4 328.9 0.01 58 200 11650 -47.3 -77.3 2 30.0 -48.0 170 16 357.9 357.9 298.3 357.9 0.01 59 150 13550 -48.5 -80.5 1 32.0 -49.3 220 9 386.5 386.5 303.3 386.5 0.00 60 100 16200 -52.5 -83.5 1 31.0 -53.2 135 9 426.3 426.3 308.4 426.3 0.00 61 89 16953 -52.5 -83.5 1 31.0 -53.3 440.7 440.7 310.0 440.8 0.00 TRP 267 9766 -54.5 -66.5 21 12.0 -54.7 150 42 319.0 319.0 288.4 319.1 0.02 WND 300 9010 -48.8 -57.9 34 9.2 -49.0 155 70 316.6 316.6 287.7 316.8 0.05 Sounding variables and indices 1000-500 mb thick: 5470.00 m Freezing level: 771.00 mb = 2121.02 m = 6958.64 ft Wetbulb zero: 773.65 mb = 2093.46 m = 6868.23 ft Precipitable water: 0.91 inches Sfc-500 mean rel hum: 95.99 % Est. max temperature: 17.61 C = 63.70 F Sfc-Lift cond lev (LCL): 977.70 mb = 178.12 m = 584.39 ft T: 10.21 C 700-500 lapse rate: 6.30 C/km ThetaE index: 1.63 C Layer 841.0- 771.0 mb Conv cond level (CCL): 934.38 mb = 554.53 m = 1819.31 ft Mean mixing ratio: 7.27 g/kg Conv temperature: 12.63 C = 54.73 F Cap Strength: 3.21 C Lifted Index: 3.28 C Risk: None Lifted Index @300 mb: 6.94 C Lifted Index @700 mb: 0.85 C Showalter Index: 2.63 C Risk: Showers probable Total Totals Index: 50.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 25.00 C K Index: 29.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 145.20 Risk: None Energy Index: 0.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.83 J/kg Max Up Vert Vel: 5.80 m/s Conv Inhibition (B-): 13447.30 J/kg Cap Strength: 3.16 C Lift Cond Lev (LCL): 934.67 mb = 551.96 m = 1810.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 225 at -24928186 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 ---------------------------------------------------------- 0 925 638 145 29 -16.6 23.8 | 225 24928192 17626868.0 17626918.0 1 850 1332 145 22 -12.6 18.0 | 225 24928190 17626872.0 17626912.0 2 700 2889 165 15 -3.9 14.5 | 225 24928192 17626880.0 17626908.0 3 633 3658 15 -137662624 35629708.0 132971880.0 | 199 159738080 53256592.0 150598768.0 4 500 5460 140 26 -16.7 19.9 | 225 24928188 17626868.0 17626914.0 5 400 7070 150 37 -18.5 32.0 | 225 24928196 17626866.0 17626926.0 6 300 9010 155 70 -29.6 63.4 | 225 24928208 17626854.0 17626958.0 7 267 9766 150 42 -21.0 36.4 | 225 24928196 17626864.0 17626930.0 8 250 10190 165 31 -8.0 29.9 | 225 24928200 17626876.0 17626924.0 9 200 11650 170 16 -2.8 15.8 | 225 24928196 17626882.0 17626910.0 10 150 13550 220 9 5.8 6.9 | 225 24928194 17626890.0 17626900.0 11 100 16200 135 9 -6.4 6.4 | 225 24928184 17626878.0 17626900.0 Wind Parameters Mean winds (0-6000m): 195.0 at -33237582.0 knts Storm direction: 225.0 at -24928186.0 knts Storm rel Dir Shear (0-3000m): 49.2 deg Energy-Hel index: -1.05 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 NO DATA | | | 1000 145 27 225 24928030| | | 1500 145 24 225 24928032| | | 2000 147 23 225 24928032| | | 2500 149 21 225 24928032| | | 3000 306 -1512907 222 24726096| | | 4000 201 -30620030 329 12806483| | | 5000 203 -39288836 352 18819660| | | 6000 195 -33237582 328 17060256| | | Wrote GIF file: /home/apache/climate/data/raob//EG808/skewt/EG808.skewt.20250418.23.gif