UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for EI953... Searching the city database file for: EI953 ... Date:1200Z 4 DEC 25 Station: EI953 WMO ident: 3953 Latitude: 51.94 Longitude: -10.24 ------------------------------------------------------------------------------- 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 -11 230 5 SFC 996 22 7.6 3.3 74 4.3 5.5 230 5 281.1 281.9 278.9 294.5 4.87 2 925 625 2.4 0.3 86 2.1 1.5 275 25 281.8 282.5 278.4 293.6 4.22 3 883 999 -1.1 -1.4 98 0.3 -1.2 280 25 281.9 282.6 278.1 292.9 3.91 4 850 1302 -3.3 -6.9 76 3.6 -4.6 285 25 282.7 283.1 276.8 290.3 2.68 5 821 1575 -5.3 -7.5 84 2.2 -6.1 286 26 283.4 283.8 277.2 291.0 2.65 6 802 1759 -6.5 -10.4 74 3.9 -7.8 286 26 284.0 284.4 276.8 290.3 2.16 7 795 1827 -6.3 -17.3 41 11.0 -9.2 287 26 284.9 285.2 276.0 288.6 1.24 8 780 1976 -7.5 -14.5 57 7.0 -9.5 287 27 285.2 285.5 276.6 289.9 1.59 9 768 2097 -7.5 -18.5 41 11.0 -10.4 288 27 286.5 286.7 276.6 290.0 1.16 10 725 2542 -11.3 -24.3 33 13.0 -14.0 289 28 287.1 287.2 276.3 289.4 0.74 11 711 2691 -12.7 -22.7 43 10.0 -14.8 290 29 287.1 287.3 276.6 289.8 0.87 12 708 2723 -12.9 -16.8 73 3.9 -13.9 290 29 287.3 287.5 277.4 291.6 1.45 13 703 2777 -13.5 -16.6 77 3.1 -14.3 290 29 287.2 287.4 277.4 291.6 1.48 14 700 2810 -13.3 -19.3 61 6.0 -14.7 290 29 287.8 288.0 277.3 291.4 1.18 15 696 2853 -13.5 -22.5 47 9.0 -15.4 291 29 288.0 288.2 277.0 290.8 0.90 16 658 3276 -16.9 -25.9 46 9.0 -18.6 296 30 288.8 289.0 277.2 291.0 0.70 17 643 3448 -18.3 -23.0 67 4.7 -19.2 299 31 289.2 289.3 277.7 292.0 0.93 18 637 3517 -18.7 -27.7 45 9.0 -20.2 300 31 289.5 289.6 277.4 291.4 0.62 19 613 3801 -21.1 -25.0 71 3.9 -21.8 304 31 289.9 290.1 277.9 292.5 0.82 20 589 4094 -23.3 -27.9 66 4.6 -24.0 308 32 290.7 290.8 278.0 292.8 0.65 21 582 4181 -23.9 -27.9 70 4.0 -24.5 309 32 291.0 291.1 278.2 293.1 0.66 22 566 4383 -25.3 -30.1 64 4.8 -25.9 312 33 291.7 291.8 278.3 293.4 0.55 23 563 4422 -25.3 -38.3 29 13.0 -26.6 313 33 292.1 292.2 278.1 292.9 0.25 24 558 4486 -25.7 -50.7 8 25.0 -27.4 314 33 292.4 292.4 277.9 292.6 0.07 25 501 5256 -31.1 -43.1 30 12.0 -32.0 325 35 295.0 295.0 279.3 295.5 0.17 26 500 5270 -31.3 -43.3 30 12.0 -32.2 325 35 294.9 294.9 279.3 295.4 0.17 27 475 5632 -34.3 -38.3 67 4.0 -34.6 324 37 295.5 295.6 279.8 296.5 0.29 28 454 5946 -36.9 -45.9 39 9.0 -37.4 323 38 296.1 296.1 279.8 296.6 0.14 29 449 6023 -37.5 -42.3 61 4.8 -37.8 323 38 296.3 296.3 280.0 297.0 0.21 30 424 6416 -41.1 -44.5 70 3.4 -41.3 321 40 296.6 296.6 280.1 297.2 0.17 31 400 6810 -43.9 -50.9 46 7.0 -44.2 320 42 297.9 298.0 280.6 298.3 0.09 32 388 7014 -45.3 -53.3 40 8.0 -45.6 319 45 298.7 298.7 280.8 299.0 0.07 33 371 7314 -43.5 -68.5 5 25.0 -44.0 319 49 304.9 304.9 283.4 305.0 0.01 34 370 7333 -43.5 -67.5 5 24.0 -44.0 319 50 305.2 305.2 283.5 305.2 0.01 35 349 7724 -46.1 -67.1 8 21.0 -46.5 318 55 306.8 306.8 284.1 306.9 0.01 36 333 8037 -44.1 -65.1 8 21.0 -44.6 317 60 313.7 313.7 286.6 313.8 0.02 37 303 8665 -48.8 -66.2 12 17.4 -49.1 315 69 315.7 315.7 287.3 315.7 0.02 38 300 8730 -49.3 -66.3 12 17.0 -49.6 320 68 315.9 315.9 287.4 315.9 0.02 39 273 9351 -47.1 -76.1 2 29.0 -47.6 317 59 327.7 327.7 291.0 327.7 0.00 40 250 9930 -50.1 -76.1 3 26.0 -50.5 315 50 331.6 331.6 292.2 331.6 0.00 41 230 10473 -52.5 -78.5 3 26.0 -52.8 315 51 335.9 335.9 293.3 335.9 0.00 42 209 11094 -51.5 -80.5 2 29.0 -51.9 315 52 346.8 346.8 295.9 346.8 0.00 43 200 11380 -51.9 -80.9 2 29.0 -52.3 315 52 350.6 350.6 296.8 350.6 0.00 44 150 13210 -56.9 -83.9 2 27.0 -57.2 310 40 372.0 372.0 300.9 372.1 0.00 45 130 14109 -60.7 -85.7 2 25.0 -60.9 303 37 380.8 380.8 302.3 380.8 0.00 46 116 14822 -58.5 -85.5 2 27.0 -58.8 297 34 397.5 397.5 304.9 397.5 0.00 47 100 15750 -61.1 -86.1 2 25.0 -61.4 290 31 409.7 409.7 306.5 409.7 0.00 48 88 16545 -59.9 -86.9 2 27.0 -60.2 290 32 427.3 427.3 308.6 427.3 0.00 49 70 17960 -63.5 -88.5 2 25.0 -63.8 290 35 448.5 448.5 310.7 448.5 0.00 50 50 20020 -65.7 -89.7 2 24.0 -66.0 270 52 488.7 488.7 314.1 488.7 0.00 51 30 23070 -70.7 -91.7 3 21.0 -70.9 275 40 551.9 551.9 318.2 551.9 0.00 52 27 23698 -68.9 -91.9 2 23.0 -69.2 276 44 573.8 573.8 319.3 573.9 0.00 53 21 25191 -72.1 -93.1 3 21.0 -72.3 279 52 606.9 606.9 320.9 607.0 0.00 54 20 25480 -69.5 -92.5 2 23.0 -69.9 280 54 623.4 623.4 321.6 623.5 0.00 55 18 26110 -68.9 -92.9 2 24.0 -69.4 279 56 644.4 644.4 322.4 644.4 0.00 56 14 27608 -70.9 -93.9 2 23.0 -71.3 277 62 685.6 685.6 324.0 685.7 0.00 57 10 29650 -61.3 -90.3 1 29.0 -63.3 275 69 790.7 790.7 327.0 790.8 0.01 58 9.9 29712 -60.9 -90.9 1 30.0 -63.0 794.5 794.5 327.1 794.6 0.01 59 8.0 31020 -66.3 -92.3 1 26.0 -67.7 822.9 823.0 327.8 823.0 0.01 60 7.1 31752 -61.7 -90.7 1 29.0 -64.2 870.5 870.5 328.8 870.6 0.01 61 5.6 33229 -59.5 -89.5 1 30.0 -63.2 941.3 941.3 330.2 941.5 0.02 62 4.8 34190 -61.3 -89.3 1 28.0 -64.8 975.4 975.4 330.8 975.7 0.03 TRP 300 8730 -49.3 -66.3 12 17.0 -49.6 320 68 315.9 315.9 287.4 315.9 0.02 WND 303 8665 -48.8 -66.2 12 17.4 -49.1 315 69 315.7 315.7 287.3 315.7 0.02 Sounding variables and indices 1000-500 mb thick: 5281.00 m Freezing level: 896.20 mb = 881.33 m = 2891.47 ft Wetbulb zero: 901.87 mb = 828.75 m = 2718.96 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 56.78 % Est. max temperature: 9.31 C = 48.76 F Sfc-Lift cond lev (LCL): 932.58 mb = 558.45 m = 1832.18 ft T: 2.97 C 700-500 lapse rate: 7.32 C/km ThetaE index: 4.20 C Layer 925.0- 821.0 mb Conv cond level (CCL): 902.69 mb = 821.42 m = 2694.93 ft Mean mixing ratio: 4.41 g/kg Conv temperature: 8.37 C = 47.07 F Cap Strength: 2.16 C Lifted Index: 2.08 C Risk: None Lifted Index @300 mb: 15.66 C Lifted Index @700 mb: -0.17 C Showalter Index: 4.66 C Risk: None Total Totals Index: 52.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.00 C Cross Totals Index: 24.40 C K Index: 15.10 Risk: < 20 % chance of thunderstorms Sweat Index: 153.00 Risk: None Energy Index: 1.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.34 J/kg Max Up Vert Vel: 8.41 m/s Conv Inhibition (B-): 1.88 J/kg Cap Strength: 2.03 C Lift Cond Lev (LCL): 906.79 mb = 784.96 m = 2575.28 ft Lev Free Conv (LFC): 891.79 mb = 919.14 m = 3015.51 ft Equ Level (EL): 771.79 mb = 2058.37 m = 6753.11 ft B at Equ Level: 23.60 J/kg Max Parcel Lev (MPL): 521.79 mb = 4965.39 m = 16290.46 ft Wind level data Storm motion: 332 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 ---------------------------------------------------------- 0 996 22 230 5 3.8 3.2 | 164 23 -6.4 22.5 1 925 625 275 25 24.9 -2.2 | 221 23 14.7 17.1 2 850 1302 285 25 24.1 -6.5 | 227 19 13.9 12.8 3 700 2810 290 29 27.3 -9.9 | 241 19 17.0 9.3 4 500 5270 325 35 20.1 -28.7 | 314 14 9.8 -9.4 5 400 6810 320 42 27.0 -32.2 | 308 21 16.8 -12.9 6 303 8665 315 69 48.8 -48.8 | 307 49 38.6 -29.6 7 300 8730 320 68 43.7 -52.1 | 314 47 33.5 -32.9 8 250 9930 315 50 35.4 -35.4 | 303 30 25.1 -16.1 9 200 11380 315 52 36.8 -36.8 | 303 32 26.5 -17.5 10 150 13210 310 40 30.6 -25.7 | 288 21 20.4 -6.5 11 100 15750 290 31 29.1 -10.6 | 245 21 18.9 8.6 12 70 17960 290 35 32.9 -12.0 | 252 24 22.7 7.3 13 50 20020 270 52 52.0 -0.0 | 245 46 41.8 19.2 14 30 23070 275 40 39.8 -3.5 | 242 34 29.6 15.8 15 20 25480 280 54 53.2 -9.4 | 257 44 43.0 9.9 16 10 29650 275 69 68.7 -6.0 | 257 60 58.5 13.2 Wind Parameters Mean winds (0-6000m): 302.0 at 29.1 knts Storm direction: 332.0 at 21.8 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 81.5 deg Storm rel helicity (0-3000m) pos: 189.3 neg: 0.0 tot: 189.3 m^2/s^2 ave: 63.1 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 5.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.68 Bulk Shear: 51.99 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 ------------------------------------------------------------------------------- 500 267 13 188 20| 18.4 0.0 18.4|118.0 0.0 118.0 235.9 0.99| 19.4 19.3 1000 273 19 206 20| 11.4 0.0 11.4|153.7 0.0 153.7 153.7 0.95| 13.4 12.8 1500 278 21 213 20| 7.9 0.0 7.9|162.2 0.0 162.2 108.1 0.93| 9.8 9.1 2000 280 22 218 19| 6.3 0.0 6.3|169.8 0.0 169.8 84.9 0.93| 7.7 7.2 2500 282 23 222 19| 5.4 0.0 5.4|177.6 0.0 177.6 71.1 0.94| 6.5 6.1 3000 284 24 225 19| 4.7 0.0 4.7|189.3 0.0 189.3 63.1 0.93| 5.8 5.5 4000 289 26 233 18| 4.0 0.0 4.0|221.5 0.0 221.5 55.4 0.93| 5.4 5.0 5000 296 28 243 16| 3.6 0.0 3.6|252.9 0.0 252.9 50.6 0.94| 5.2 4.9 6000 302 29 255 15| 3.2 0.2 3.4|260.7 -3.3 257.5 42.9 0.87| 4.8 4.2 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20251204.12.gif