UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120623.upa.cvt Date: 2300Z 6 DEC 25 Searching for EG808... Searching the city database file for: EG808 ... Date:2300Z 6 DEC 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 20 200 9 SFC 992 87 10.8 10.4 97 0.4 10.6 200 9 284.6 286.0 284.1 306.7 8.00 2 975 231 10.0 10.0 100 0.0 10.0 205 12 285.2 286.6 284.2 307.2 7.92 3 925 668 7.6 6.9 95 0.7 7.2 220 20 287.1 288.3 283.8 306.1 6.75 4 915 758 7.0 6.4 96 0.6 6.7 222 20 287.4 288.5 283.8 305.9 6.60 5 906 839 7.2 7.0 99 0.2 7.1 224 20 288.4 289.6 284.5 308.0 6.95 6 850 1363 4.4 4.1 98 0.3 4.2 235 21 290.8 291.8 284.6 308.1 6.04 7 822 1636 3.6 3.6 100 0.0 3.6 241 24 292.7 293.8 285.4 310.1 6.03 8 812 1735 4.0 4.0 100 0.0 4.0 243 25 294.2 295.3 286.2 312.4 6.29 9 710 2820 -0.5 -0.8 98 0.3 -0.6 267 35 300.7 301.6 287.4 316.0 5.08 10 700 2933 -1.5 -1.6 99 0.1 -1.6 270 36 300.8 301.7 287.2 315.4 4.86 11 644 3593 -4.7 -5.3 96 0.6 -5.0 269 41 304.5 305.2 287.7 316.8 4.00 12 615 3954 -7.5 -8.9 90 1.4 -8.1 268 44 305.3 305.9 287.1 315.1 3.17 13 609 4030 -7.5 -9.7 84 2.2 -8.4 268 44 306.1 306.7 287.3 315.5 3.01 14 594 4224 -9.3 -11.2 86 1.9 -10.0 268 46 306.2 306.7 287.0 314.8 2.73 15 571 4529 -10.3 -11.4 92 1.1 -10.7 267 48 308.5 309.1 287.9 317.4 2.80 16 502 5510 -16.1 -17.0 93 0.9 -16.4 265 56 313.1 313.4 288.6 319.6 2.01 17 500 5540 -16.3 -17.2 93 0.9 -16.6 265 56 313.2 313.5 288.6 319.7 1.98 18 494 5631 -16.9 -17.7 93 0.8 -17.1 265 56 313.5 313.9 288.7 319.8 1.93 19 488 5722 -17.7 -19.0 90 1.3 -18.1 266 56 313.6 314.0 288.5 319.4 1.74 20 474 5940 -19.1 -20.0 93 0.9 -19.3 266 56 314.5 314.8 288.8 320.0 1.65 21 454 6259 -21.5 -23.8 82 2.3 -22.0 267 57 315.4 315.6 288.6 319.6 1.23 22 429 6674 -24.3 -25.5 90 1.2 -24.5 268 57 317.0 317.2 289.0 320.8 1.12 23 422 6794 -25.3 -27.7 80 2.4 -25.8 269 58 317.2 317.4 288.9 320.4 0.93 24 417 6880 -26.3 -28.9 79 2.6 -26.8 269 58 317.0 317.2 288.7 319.9 0.84 25 405 7091 -27.7 -29.3 86 1.6 -28.0 270 58 317.9 318.0 289.0 320.8 0.83 26 403 7126 -28.1 -30.1 83 2.0 -28.5 270 58 317.8 317.9 288.9 320.5 0.78 27 400 7180 -28.3 -30.2 84 1.9 -28.6 270 58 318.2 318.4 289.0 320.9 0.78 28 394 7288 -29.3 -31.1 84 1.8 -29.6 270 59 318.3 318.4 289.0 320.8 0.72 29 380 7545 -31.5 -33.8 80 2.3 -31.8 270 62 318.7 318.8 289.0 320.7 0.58 30 366 7810 -33.5 -35.4 83 1.9 -33.7 270 65 319.5 319.6 289.2 321.3 0.51 31 359 7945 -34.5 -37.2 76 2.7 -34.8 270 67 319.9 320.0 289.2 321.5 0.44 32 353 8062 -35.7 -37.7 82 2.0 -35.9 270 68 319.8 319.9 289.2 321.4 0.42 33 349 8141 -36.3 -38.3 82 2.0 -36.5 270 69 320.1 320.1 289.2 321.5 0.40 34 348 8161 -36.5 -39.3 75 2.8 -36.8 270 69 320.0 320.1 289.2 321.4 0.36 35 347 8181 -36.7 -40.6 67 3.9 -37.1 270 69 320.0 320.1 289.1 321.2 0.32 36 344 8241 -37.1 -40.1 74 3.0 -37.4 270 70 320.3 320.4 289.2 321.5 0.34 37 340 8322 -37.7 -41.5 68 3.8 -38.0 270 71 320.5 320.6 289.2 321.6 0.30 38 337 8383 -38.5 -41.8 71 3.3 -38.8 270 72 320.3 320.3 289.2 321.3 0.29 39 335 8424 -38.7 -42.6 67 3.9 -39.0 270 72 320.5 320.6 289.2 321.5 0.27 40 325 8631 -40.7 -44.3 68 3.6 -40.9 270 75 320.6 320.6 289.2 321.4 0.23 41 317 8800 -42.1 -46.6 61 4.5 -42.4 270 77 320.9 321.0 289.2 321.6 0.18 42 300 9170 -45.3 -49.3 64 4.0 -45.5 270 81 321.5 321.5 289.4 322.1 0.14 43 280 9627 -49.3 -52.1 72 2.8 -49.4 272 83 322.2 322.2 289.5 322.6 0.11 44 278 9674 -49.7 -52.8 70 3.1 -49.8 272 83 322.2 322.3 289.6 322.6 0.10 45 272 9817 -51.3 -53.5 77 2.2 -51.4 273 84 321.9 322.0 289.5 322.3 0.10 46 268 9913 -52.1 -55.0 71 2.9 -52.2 273 84 322.1 322.2 289.5 322.5 0.08 47 266 9962 -52.5 -54.9 75 2.4 -52.6 273 84 322.2 322.3 289.5 322.6 0.08 48 259 10134 -54.1 -57.9 63 3.8 -54.2 274 85 322.4 322.4 289.5 322.6 0.06 49 256 10209 -54.9 -58.7 63 3.8 -55.0 274 85 322.3 322.3 289.5 322.5 0.05 50 251 10335 -55.9 -59.2 66 3.3 -56.0 275 86 322.6 322.6 289.6 322.8 0.05 51 250 10360 -56.1 -59.6 65 3.5 -56.2 275 86 322.7 322.7 289.6 322.9 0.05 52 243 10539 -57.5 -62.5 53 5.0 -57.6 276 89 323.2 323.2 289.8 323.3 0.04 53 236 10722 -58.7 -63.2 56 4.5 -58.7 277 92 324.1 324.1 290.0 324.2 0.03 54 232 10829 -59.3 -65.3 46 6.0 -59.4 277 94 324.8 324.8 290.2 324.9 0.03 55 228 10937 -60.1 -65.1 52 5.0 -60.2 278 96 325.2 325.2 290.3 325.3 0.03 56 225 11019 -60.9 -64.3 64 3.4 -60.9 278 98 325.2 325.2 290.3 325.3 0.03 57 213 11356 -63.4 -68.9 47 5.5 -63.5 280 104 326.4 326.4 290.7 326.4 0.02 58 210 11443 -64.1 -70.1 44 6.0 -64.1 284 100 326.7 326.7 290.7 326.7 0.01 59 209 11472 -64.3 -70.3 44 6.0 -64.4 285 98 326.8 326.8 290.8 326.8 0.01 60 200 11740 -64.1 -68.9 52 4.8 -64.1 295 78 331.2 331.3 292.1 331.3 0.02 61 150 13500 -65.1 -82.1 8 17.0 -65.2 290 42 357.9 357.9 298.3 357.9 0.00 62 100 16000 -61.3 -84.3 3 23.0 -61.6 270 29 409.3 409.3 306.4 409.3 0.00 63 87 16855 -64.3 -86.3 3 22.0 -64.5 272 25 419.9 419.9 307.7 419.9 0.00 64 84 17069 -63.7 -85.7 3 22.0 -63.9 272 25 425.3 425.3 308.3 425.4 0.00 65 72 18001 -68.1 -88.1 4 20.0 -68.2 275 21 435.2 435.2 309.4 435.2 0.00 66 70 18170 -68.3 -88.3 4 20.0 -68.4 275 20 438.3 438.3 309.7 438.3 0.00 67 69 18256 -68.5 -88.5 4 20.0 -68.7 439.6 439.6 309.8 439.7 0.00 68 61 18999 -66.3 -88.3 3 22.0 -66.5 460.3 460.3 311.8 460.3 0.00 69 57 19413 -63.1 -88.1 2 25.0 -63.4 476.6 476.6 313.2 476.6 0.00 70 52 19975 -65.3 -89.3 2 24.0 -65.6 484.1 484.1 313.8 484.2 0.00 TRP 209 11472 -64.3 -70.3 44 6.0 -64.4 285 98 326.8 326.8 290.8 326.8 0.01 WND 213 11356 -63.4 -68.9 47 5.5 -63.5 280 104 326.4 326.4 290.7 326.4 0.02 Sounding variables and indices 1000-500 mb thick: 5520.00 m Freezing level: 721.33 mb = 2699.14 m = 8855.34 ft Wetbulb zero: 723.77 mb = 2664.50 m = 8741.69 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 95.53 % Est. max temperature: 17.49 C = 63.48 F Sfc-Lift cond lev (LCL): 986.10 mb = 136.92 m = 449.21 ft T: 10.52 C 700-500 lapse rate: 5.68 C/km ThetaE index: 1.25 C Layer 925.0- 906.0 mb Conv cond level (CCL): 934.38 mb = 584.35 m = 1917.15 ft Mean mixing ratio: 7.25 g/kg Conv temperature: 12.91 C = 55.24 F Cap Strength: 7.99 C Lifted Index: 8.06 C Risk: None Lifted Index @300 mb: 10.58 C Lifted Index @700 mb: 4.22 C Showalter Index: 7.23 C Risk: None Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 20.40 C K Index: 24.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 234.70 Risk: None Energy Index: 2.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.91 J/kg Max Up Vert Vel: 5.64 m/s Conv Inhibition (B-): 0.14 J/kg Cap Strength: 7.88 C Lift Cond Lev (LCL): 936.33 mb = 566.98 m = 1860.15 ft Lev Free Conv (LFC): 921.33 mb = 700.78 m = 2299.11 ft Equ Level (EL): 911.33 mb = 790.84 m = 2594.58 ft B at Equ Level: 15.09 J/kg Max Parcel Lev (MPL): 841.33 mb = 1446.47 m = 4745.57 ft Wind level data Storm motion: 291 at 27 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 ---------------------------------------------------------- 0 992 87 200 9 3.1 8.5 | 129 29 -22.6 18.2 1 925 668 220 20 12.9 15.3 | 153 28 -12.8 25.1 2 850 1363 235 21 17.2 12.0 | 159 23 -8.5 21.8 3 700 2933 270 36 36.0 -0.0 | 227 14 10.3 9.8 4 500 5540 265 56 55.8 4.9 | 244 33 30.1 14.6 5 400 7180 270 58 58.0 -0.0 | 253 34 32.3 9.8 6 300 9170 270 81 81.0 -0.0 | 260 56 55.3 9.8 7 250 10360 275 86 85.7 -7.5 | 268 60 60.0 2.3 8 213 11356 280 104 102.4 -18.1 | 276 77 76.7 -8.3 9 209 11472 285 98 94.7 -25.4 | 283 71 69.0 -15.6 10 200 11740 295 78 70.7 -33.0 | 297 51 45.0 -23.2 11 150 13500 290 42 39.5 -14.4 | 288 15 13.8 -4.6 12 100 16000 270 29 29.0 -0.0 | 199 10 3.3 9.8 13 70 18170 275 20 19.9 -1.7 | 144 10 -5.8 8.0 Wind Parameters Mean winds (0-6000m): 260.8 at 36.7 knts Storm direction: 290.8 at 27.5 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 100.2 deg Storm rel helicity (0-3000m) pos: 213.7 neg: 0.0 tot: 213.7 m^2/s^2 ave: 71.2 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 6.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.14 Bulk Shear: 113.93 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 ------------------------------------------------------------------------------- 500 213 14 139 28| 10.5 0.0 10.5| 78.9 0.0 78.9 157.8 1.00| 10.7 10.6 1000 219 17 147 27| 6.9 0.0 6.9|104.0 0.0 104.0 104.0 0.90| 7.9 7.1 1500 225 18 151 26| 5.9 0.0 5.9|125.6 0.0 125.6 83.7 0.85| 7.0 5.9 2000 232 20 156 24| 6.0 0.0 6.0|158.4 0.0 158.4 79.2 0.86| 7.0 6.0 2500 240 22 163 22| 6.1 0.0 6.1|189.6 0.0 189.6 75.8 0.87| 7.2 6.2 3000 247 24 170 19| 6.0 0.0 6.0|213.7 0.0 213.7 71.2 0.87| 7.1 6.2 4000 255 28 186 17| 4.5 1.0 5.5|229.0 0.0 229.0 57.2 0.80| 6.4 5.1 5000 259 33 202 17| 3.6 1.6 5.2|241.5 0.0 241.5 48.3 0.72| 5.9 4.3 6000 261 37 214 19| 3.1 1.6 4.7|261.5 0.0 261.5 43.6 0.70| 5.4 3.7 Wrote GIF file: /home/apache/climate/data/raob//EG808/skewt/EG808.skewt.20251206.23.gif