UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for EI953... Searching the city database file for: EI953 ... Date:1200Z 5 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 -175 SFC 977 21 13.0 11.6 91 1.4 12.1 185 15 288.1 289.6 286.3 312.7 8.81 2 925 478 9.6 9.5 99 0.1 9.6 215 38 289.1 290.5 286.0 311.9 8.08 3 850 1175 5.4 5.4 100 0.0 5.4 220 27 291.8 293.0 285.6 310.8 6.63 4 758 2102 -0.5 -0.5 100 0.0 -0.5 217 37 295.1 296.0 285.1 309.4 4.87 5 749 2198 -0.5 -0.5 100 0.0 -0.5 217 38 296.1 297.0 285.5 310.7 4.93 6 700 2735 -4.9 -5.0 99 0.1 -5.0 215 44 297.1 297.7 284.7 308.3 3.76 7 675 3019 -7.3 -7.5 98 0.2 -7.4 216 44 297.5 298.1 284.2 307.2 3.22 8 664 3147 -5.9 -6.6 95 0.7 -6.2 217 43 300.5 301.1 285.7 311.1 3.51 9 641 3421 -8.7 -9.1 97 0.4 -8.8 218 43 300.3 300.9 285.1 309.5 2.99 10 628 3579 -10.5 -14.7 71 4.2 -11.8 218 43 300.0 300.4 283.8 306.1 1.95 11 560 4450 -16.5 -27.5 38 11.0 -18.7 222 41 302.9 303.1 283.5 305.3 0.71 12 500 5290 -22.9 -34.9 33 12.0 -24.6 225 40 305.1 305.2 284.0 306.5 0.39 13 462 5863 -27.7 -35.7 46 8.0 -28.7 227 41 306.1 306.2 284.4 307.5 0.39 14 458 5925 -28.1 -32.3 67 4.2 -28.7 227 41 306.4 306.5 284.7 308.3 0.55 15 454 5988 -28.1 -37.1 42 9.0 -29.2 227 41 307.1 307.2 284.7 308.4 0.35 16 437 6260 -30.7 -36.7 56 6.0 -31.4 228 41 307.2 307.3 284.8 308.5 0.38 17 400 6880 -36.3 -42.3 54 6.0 -36.8 230 42 307.8 307.9 284.8 308.6 0.23 18 396 6949 -36.7 -42.7 54 6.0 -37.1 229 42 308.2 308.2 284.9 309.0 0.22 19 394 6984 -36.9 -49.9 25 13.0 -37.6 229 42 308.4 308.4 284.8 308.7 0.10 20 392 7020 -37.3 -44.3 48 7.0 -37.8 229 43 308.3 308.3 284.9 309.0 0.19 21 391 7037 -37.1 -52.1 20 15.0 -37.9 229 43 308.8 308.8 284.9 309.1 0.08 22 386 7126 -36.9 -53.9 16 17.0 -37.7 228 43 310.2 310.2 285.5 310.4 0.06 23 349 7814 -42.3 -58.3 16 16.0 -42.8 223 46 311.9 312.0 286.1 312.1 0.04 24 319 8419 -43.3 -63.3 9 20.0 -43.9 218 48 318.7 318.7 288.3 318.8 0.02 25 300 8830 -45.1 -64.1 10 19.0 -45.6 215 50 321.8 321.8 289.3 321.9 0.02 26 275 9409 -47.9 -65.9 11 18.0 -48.3 220 59 325.8 325.9 290.5 325.9 0.02 27 250 10040 -47.9 -67.9 8 20.0 -48.4 225 69 334.9 334.9 293.0 334.9 0.02 28 248 10093 -46.9 -66.9 8 20.0 -47.4 225 68 337.1 337.1 293.6 337.2 0.02 29 219 10909 -51.7 -70.7 9 19.0 -52.0 231 57 341.9 341.9 294.8 342.0 0.01 30 213 11089 -50.3 -70.3 8 20.0 -50.7 232 54 346.8 346.8 296.0 346.9 0.01 31 200 11500 -50.7 -70.7 8 20.0 -51.1 235 48 352.5 352.5 297.2 352.5 0.01 32 150 13340 -57.7 -76.7 7 19.0 -57.9 250 44 370.7 370.7 300.7 370.7 0.01 33 146 13511 -56.3 -76.3 6 20.0 -56.6 251 43 376.0 376.0 301.6 376.0 0.01 34 103 15680 -64.5 -80.5 9 16.0 -64.7 265 36 399.7 399.7 305.2 399.7 0.01 35 100 15860 -64.5 -81.5 8 17.0 -64.7 270 33 403.1 403.1 305.6 403.1 0.01 36 73 17793 -63.7 -81.7 7 18.0 -64.0 288 36 442.8 442.8 310.1 442.8 0.01 37 70 18050 -65.1 -82.1 8 17.0 -65.3 290 36 445.1 445.1 310.4 445.1 0.01 38 52 19837 -69.5 -85.5 8 16.0 -69.6 290 52 474.4 474.4 313.0 474.4 0.01 39 50 20070 -69.3 -84.3 10 15.0 -69.5 290 54 480.2 480.2 313.5 480.2 0.01 40 38 21711 -68.7 -84.7 8 16.0 -68.9 287 56 520.9 520.9 316.4 521.0 0.01 41 32 22737 -70.2 -86.2 8 16.0 -70.4 285 58 543.3 543.3 317.7 543.3 0.01 42 30 23120 -70.7 -86.7 8 16.0 -70.9 295 38 551.9 551.9 318.2 551.9 0.01 43 23 24686 -73.1 -88.1 8 15.0 -73.3 288 51 588.4 588.4 320.0 588.5 0.01 44 20 25510 -70.9 -86.9 8 16.0 -71.2 285 58 619.1 619.2 321.5 619.2 0.01 45 17 26472 -71.3 -87.3 8 16.0 -71.6 647.3 647.3 322.6 647.4 0.01 TRP 103 15680 -64.5 -80.5 9 16.0 -64.7 265 36 399.7 399.7 305.2 399.7 0.01 WND 32 22737 -70.2 -86.2 8 16.0 -70.4 285 58 543.3 543.3 317.7 543.3 0.01 Sounding variables and indices 1000-500 mb thick: 5465.00 m Freezing level: 765.80 mb = 2023.56 m = 6638.89 ft Wetbulb zero: 765.89 mb = 2018.31 m = 6621.68 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 79.98 % Est. max temperature: 17.52 C = 63.53 F Sfc-Lift cond lev (LCL): 956.83 mb = 195.11 m = 640.11 ft T: 11.70 C 700-500 lapse rate: 7.05 C/km ThetaE index: 3.47 C Layer 700.0- 664.0 mb Conv cond level (CCL): 920.02 mb = 522.51 m = 1714.24 ft Mean mixing ratio: 8.03 g/kg Conv temperature: 14.23 C = 57.62 F Cap Strength: 0.01 C Lifted Index: -1.80 C Risk: Thunderstorms probable Lifted Index @300 mb: 7.26 C Lifted Index @700 mb: -1.70 C Showalter Index: -1.09 C Risk: Thunderstorms probable Total Totals Index: 56.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.30 C Cross Totals Index: 28.30 C K Index: 33.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 346.69 Risk: Showers and thunderstorms possible Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 356.24 J/kg Max Up Vert Vel: 26.69 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.01 C Lift Cond Lev (LCL): 920.44 mb = 518.72 m = 1701.83 ft Lev Free Conv (LFC): 915.44 mb = 563.62 m = 1849.13 ft Equ Level (EL): 375.44 mb = 7315.31 m = 24000.06 ft B at Equ Level: 356.04 J/kg Max Parcel Lev (MPL): 275.44 mb = 9398.73 m = 30835.35 ft Wind level data Storm motion: 249 at 29 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 ---------------------------------------------------------- 0 977 21 185 15 1.3 14.9 | 101 26 -25.3 4.8 1 925 478 215 38 21.8 31.1 | 167 21 -4.8 20.9 2 850 1175 220 27 17.4 20.7 | 139 14 -9.3 10.5 3 700 2735 215 44 25.2 36.0 | 177 26 -1.4 25.9 4 500 5290 225 40 28.3 28.3 | 185 18 1.7 18.1 5 400 6880 230 42 32.2 27.0 | 198 18 5.6 16.8 6 300 8830 215 50 28.7 41.0 | 184 31 2.1 30.8 7 250 10040 225 69 48.8 48.8 | 210 45 22.2 38.6 8 200 11500 235 48 39.3 27.5 | 216 21 12.7 17.3 9 150 13340 250 44 41.3 15.0 | 252 16 14.7 4.9 10 103 15680 265 36 35.9 3.1 | 307 12 9.2 -7.1 11 100 15860 270 33 33.0 -0.0 | 328 12 6.4 -10.2 12 70 18050 290 36 33.8 -12.3 | 342 24 7.2 -22.5 13 50 20070 290 54 50.7 -18.5 | 320 37 24.1 -28.7 14 32 22737 285 58 56.0 -15.0 | 311 39 29.4 -25.2 15 30 23120 295 38 34.4 -16.1 | 343 27 7.8 -26.2 16 20 25510 285 58 56.0 -15.0 | 311 39 29.4 -25.2 Wind Parameters Mean winds (0-6000m): 219.1 at 38.0 knts Storm direction: 249.1 at 28.5 knts Shear (0-3000m) pos: 3.6 neg: 2.1 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 77.2 deg Storm rel helicity (0-3000m) pos: 216.4 neg: -33.1 tot: 183.3 m^2/s^2 ave: 61.1 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 5.2 10^-3/s Energy-Hel index: 0.42 Bulk Rich Number: 17.59 Bulk Shear: 20.25 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 ------------------------------------------------------------------------------- 500 208 27 135 20| 26.3 0.0 26.3|158.2 0.0 158.2 316.5 0.98| 27.5 27.0 1000 213 30 147 18| 9.7 0.0 9.7|158.2 -26.3 131.9 131.9 0.59| 17.9 10.6 1500 215 30 146 17| 6.5 0.5 6.9|169.9 -33.1 136.8 91.2 0.54| 13.8 7.5 2000 216 31 150 17| 4.9 1.8 6.6|188.8 -33.1 155.7 77.8 0.57| 11.8 6.7 2500 216 32 155 18| 3.9 2.5 6.4|206.6 -33.1 173.5 69.4 0.57| 10.5 6.0 3000 216 34 159 19| 3.6 2.1 5.7|216.4 -33.1 183.3 61.1 0.56| 9.3 5.2 4000 216 36 165 20| 2.7 1.6 4.3|224.5 -33.1 191.4 47.9 0.55| 7.4 4.1 5000 218 37 169 20| 2.2 1.3 3.5|230.9 -33.1 197.8 39.6 0.54| 6.3 3.4 6000 219 38 172 20| 2.0 1.1 3.0|241.2 -33.1 208.1 34.7 0.55| 5.5 3.0 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20251205.12.gif