UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for EI953... Searching the city database file for: EI953 ... Date:1200Z 9 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 -253 SFC 968 21 13.4 12.0 91 1.4 12.6 165 25 289.2 290.8 287.1 314.9 9.13 2 925 402 10.4 10.4 100 0.0 10.4 185 40 289.9 291.5 286.8 314.2 8.59 3 901 620 9.0 9.0 100 0.0 9.0 193 42 290.7 292.1 286.5 313.4 8.02 4 850 1102 7.6 7.5 99 0.1 7.5 210 48 294.1 295.5 287.5 316.2 7.67 5 822 1378 6.6 6.4 99 0.2 6.5 210 47 295.9 297.2 287.8 317.2 7.35 6 817 1428 6.2 6.2 100 0.0 6.2 210 47 296.0 297.3 287.8 317.2 7.29 7 719 2465 0.2 0.1 99 0.1 0.1 210 45 300.4 301.4 287.6 316.4 5.36 8 700 2680 -1.1 -4.1 80 3.0 -2.4 210 44 301.3 302.0 286.6 313.5 4.03 9 687 2829 -1.5 -8.5 59 7.0 -4.3 210 44 302.4 303.0 285.8 311.5 2.93 10 676 2958 -2.1 -8.1 63 6.0 -4.6 209 45 303.2 303.7 286.3 312.7 3.07 11 672 3005 -2.1 -8.1 63 6.0 -4.6 209 45 303.7 304.3 286.5 313.2 3.09 12 636 3439 -5.1 -9.7 70 4.6 -6.9 209 46 305.1 305.6 286.8 314.1 2.88 13 515 5059 -17.1 -28.1 38 11.0 -19.3 205 51 309.6 309.7 286.1 312.1 0.73 14 500 5280 -18.9 -27.9 45 9.0 -20.7 205 52 310.0 310.1 286.2 312.6 0.77 15 493 5385 -19.7 -28.7 45 9.0 -21.4 204 53 310.3 310.4 286.3 312.7 0.73 16 489 5445 -20.1 -31.1 37 11.0 -22.0 204 54 310.5 310.6 286.2 312.5 0.58 17 481 5567 -19.9 -36.9 21 17.0 -22.4 203 56 312.2 312.3 286.5 313.4 0.34 18 454 5994 -21.9 -45.9 9 24.0 -24.6 201 62 314.9 314.9 287.2 315.4 0.14 19 442 6191 -21.7 -59.7 2 38.0 -24.7 199 65 317.6 317.6 288.0 317.7 0.03 20 400 6920 -26.1 -61.1 2 35.0 -28.5 195 75 321.1 321.1 289.1 321.2 0.03 21 340 8080 -33.5 -65.5 3 32.0 -35.0 192 85 326.3 326.3 290.7 326.3 0.02 22 300 8950 -38.7 -70.7 2 32.0 -39.8 190 93 330.8 330.8 291.9 330.9 0.01 23 250 10180 -45.5 -72.5 3 27.0 -46.1 195 83 338.4 338.4 293.9 338.5 0.01 24 225 10875 -49.1 -74.1 4 25.0 -49.6 200 72 343.3 343.3 295.1 343.3 0.01 25 200 11650 -47.1 -79.1 1 32.0 -47.8 205 60 358.2 358.2 298.4 358.2 0.00 26 150 13530 -52.9 -83.9 1 31.0 -53.4 230 64 378.9 378.9 302.1 378.9 0.00 27 121 14899 -58.3 -85.3 2 27.0 -58.6 241 57 393.1 393.1 304.2 393.1 0.00 28 100 16100 -57.7 -85.7 2 28.0 -58.1 250 50 416.2 416.2 307.3 416.3 0.00 29 82 17341 -62.7 -86.7 3 24.0 -63.0 250 36 430.3 430.3 308.9 430.3 0.00 30 70 18320 -61.9 -87.9 2 26.0 -62.2 250 33 452.0 452.0 311.0 452.0 0.00 31 62 19070 -60.7 -87.7 2 27.0 -61.2 248 30 470.6 470.6 312.7 470.6 0.00 32 50 20400 -62.3 -88.3 2 26.0 -62.7 245 25 496.7 496.7 314.7 496.7 0.00 33 34 22763 -65.9 -89.9 2 24.0 -66.3 268 25 545.1 545.1 317.8 545.1 0.00 34 30 23530 -62.5 -89.5 1 27.0 -63.2 275 25 574.3 574.3 319.4 574.3 0.00 35 27 24182 -61.5 -89.5 1 28.0 -62.3 278 29 594.6 594.6 320.3 594.7 0.00 36 20 26050 -60.3 -88.3 1 28.0 -61.6 285 42 651.6 651.6 322.7 651.7 0.01 37 16 27439 -60.3 -88.3 1 28.0 -61.9 283 53 694.5 694.5 324.3 694.6 0.01 38 14 28264 -63.5 -89.5 2 26.0 -64.7 282 59 710.7 710.7 324.8 710.8 0.01 39 12 29221 -58.5 -88.5 1 30.0 -60.8 281 66 760.5 760.5 326.2 760.6 0.01 40 10 30360 -60.9 -88.9 1 28.0 -63.0 280 75 792.2 792.2 327.1 792.3 0.01 41 7.5 32124 -66.7 -90.7 2 24.0 -68.1 836.7 836.7 328.1 836.8 0.01 42 6.5 32993 -64.9 -90.9 2 26.0 -66.8 879.2 879.2 329.0 879.3 0.02 43 5.4 34118 -67.3 -91.3 2 24.0 -69.0 916.4 916.4 329.7 916.6 0.02 44 5.0 34581 -67.8 -91.0 2 23.2 -69.5 275 93 934.6 934.6 330.1 934.8 0.02 45 4.9 34703 -67.9 -90.9 2 23.0 -69.6 939.5 939.5 330.2 939.7 0.02 TRP 82 17341 -62.7 -86.7 3 24.0 -63.0 250 36 430.3 430.3 308.9 430.3 0.00 WND 5.0 34581 -67.8 -91.0 2 23.2 -69.5 275 93 934.6 934.6 330.1 934.8 0.02 Sounding variables and indices 1000-500 mb thick: 5533.00 m Freezing level: 716.08 mb = 2498.47 m = 8196.99 ft Wetbulb zero: 717.99 mb = 2476.72 m = 8125.62 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 76.88 % Est. max temperature: 20.07 C = 68.12 F Sfc-Lift cond lev (LCL): 948.05 mb = 195.69 m = 642.03 ft T: 12.02 C 700-500 lapse rate: 6.85 C/km ThetaE index: 5.77 C Layer 817.0- 676.0 mb Conv cond level (CCL): 917.12 mb = 473.03 m = 1551.91 ft Mean mixing ratio: 8.40 g/kg Conv temperature: 14.35 C = 57.83 F Cap Strength: 1.92 C Lifted Index: 0.77 C Risk: Showers probable Lifted Index @300 mb: 12.02 C Lifted Index @700 mb: 0.99 C Showalter Index: -0.35 C Risk: Thunderstorms probable Total Totals Index: 52.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 26.40 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 316.00 Risk: Showers and thunderstorms possible Energy Index: -0.75 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.01 J/kg Max Up Vert Vel: 5.48 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 1.88 C Lift Cond Lev (LCL): 912.81 mb = 512.18 m = 1680.37 ft Lev Free Conv (LFC): 907.81 mb = 557.81 m = 1830.07 ft Equ Level (EL): 877.81 mb = 835.88 m = 2742.36 ft B at Equ Level: 14.47 J/kg Max Parcel Lev (MPL): 817.81 mb = 1419.82 m = 4658.14 ft Wind level data Storm motion: 235 at 35 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 ---------------------------------------------------------- 0 968 21 165 25 -6.5 24.1 | 96 36 -35.6 3.9 1 925 402 185 40 3.5 39.8 | 127 32 -25.6 19.6 2 850 1102 210 48 24.0 41.6 | 167 22 -5.1 21.3 3 700 2680 210 44 22.0 38.1 | 158 19 -7.1 17.9 4 500 5280 205 52 22.0 47.1 | 165 28 -7.1 26.9 5 400 6920 195 75 19.4 72.4 | 169 53 -9.7 52.2 6 300 8950 190 93 16.1 91.6 | 170 73 -13.0 71.4 7 250 10180 195 83 21.5 80.2 | 173 60 -7.6 59.9 8 200 11650 205 60 25.4 54.4 | 174 34 -3.7 34.1 9 150 13530 230 64 49.0 41.1 | 224 29 19.9 20.9 10 100 16100 250 50 47.0 17.1 | 280 18 17.9 -3.1 11 82 17341 250 36 33.8 12.3 | 329 9 4.7 -7.9 12 70 18320 250 33 31.0 11.3 | 348 9 1.9 -9.0 13 50 20400 245 25 22.7 10.6 | 34 12 -6.4 -9.7 14 30 23530 275 25 24.9 -2.2 | 11 23 -4.2 -22.4 15 20 26050 285 42 40.6 -10.9 | 340 33 11.5 -31.1 16 10 30360 280 75 73.9 -13.0 | 307 56 44.8 -33.3 Wind Parameters Mean winds (0-6000m): 205.2 at 47.3 knts Storm direction: 235.2 at 35.4 knts Shear (0-3000m) pos: 5.9 neg: 0.3 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 63.5 deg Storm rel helicity (0-3000m) pos: 295.4 neg: -15.5 tot: 280.0 m^2/s^2 ave: 93.3 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.24 Bulk Shear: 62.49 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 ------------------------------------------------------------------------------- 500 180 34 116 32| 21.8 0.0 21.8|189.1 0.0 189.1 378.2 0.96| 22.7 21.9 1000 191 39 130 28| 17.0 0.0 17.0|279.5 0.0 279.5 279.5 0.92| 19.1 17.6 1500 198 42 141 25| 11.7 0.0 11.7|293.2 -4.0 289.1 192.8 0.88| 13.9 12.3 2000 201 43 146 24| 8.8 0.3 9.1|293.2 -9.1 284.1 142.0 0.83| 10.8 9.0 2500 203 44 149 23| 7.0 0.5 7.6|293.2 -14.2 279.0 111.6 0.79| 8.9 7.0 3000 204 44 151 22| 5.9 0.3 6.2|295.4 -15.5 280.0 93.3 0.77| 7.6 5.8 4000 205 44 153 22| 4.4 0.3 4.7|302.2 -15.5 286.8 71.7 0.74| 6.2 4.5 5000 206 46 156 23| 3.5 0.6 4.1|307.9 -15.5 292.4 58.5 0.70| 5.3 3.7 6000 205 47 158 24| 2.9 1.5 4.5|328.6 -15.5 313.2 52.2 0.61| 5.5 3.3 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20251209.12.gif