UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for EI953... Searching the city database file for: EI953 ... Date:1200Z 22 APR 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 ------------------------------------------------------------------------------- SFC 1003 21 11.6 11.0 96 0.6 11.3 185 19 284.5 285.9 284.3 307.3 8.24 1 1000 46 11.2 10.5 95 0.7 10.8 175 21 284.4 285.7 284.0 306.4 7.99 2 945 516 8.2 8.2 100 0.0 8.2 193 38 285.9 287.2 283.8 306.1 7.23 3 925 693 7.4 7.3 99 0.1 7.3 200 44 286.9 288.1 284.0 306.4 6.94 4 850 1387 5.2 5.1 99 0.1 5.1 215 35 291.6 292.7 285.4 310.2 6.49 5 780 2084 1.6 -2.1 76 3.7 -0.1 230 36 295.0 295.7 284.3 307.4 4.20 6 754 2357 0.0 -2.4 84 2.4 -1.1 237 37 296.1 296.9 284.8 308.7 4.25 7 712 2813 -3.7 -4.9 91 1.2 -4.2 247 38 296.9 297.6 284.6 308.1 3.73 8 700 2947 -4.1 -7.5 77 3.4 -5.4 250 38 297.9 298.5 284.3 307.3 3.11 9 663 3372 -6.7 -11.7 68 5.0 -8.4 254 39 299.7 300.1 284.2 306.9 2.35 10 625 3829 -9.9 -10.8 93 0.9 -10.2 258 39 301.1 301.6 285.1 309.4 2.68 11 577 4439 -13.9 -25.9 36 12.0 -16.5 264 40 303.4 303.6 283.8 306.1 0.80 12 544 4882 -17.3 -26.3 45 9.0 -19.1 269 41 304.5 304.7 284.2 307.2 0.82 13 513 5320 -19.1 -46.1 7 27.0 -22.1 273 42 307.5 307.5 284.5 307.9 0.12 14 500 5510 -20.3 -47.3 7 27.0 -23.1 275 42 308.3 308.3 284.8 308.7 0.11 15 462 6092 -22.9 -50.9 6 28.0 -25.5 280 59 312.1 312.1 286.2 312.4 0.08 16 435 6530 -26.9 -49.9 9 23.0 -28.8 284 71 312.4 312.5 286.3 312.8 0.09 17 409 6972 -30.1 -42.1 30 12.0 -31.3 289 84 313.9 313.9 287.0 314.7 0.23 18 403 7077 -30.1 -36.1 56 6.0 -30.9 289 87 315.2 315.3 287.6 316.7 0.43 19 400 7130 -30.5 -38.5 45 8.0 -31.4 290 89 315.3 315.4 287.6 316.6 0.34 20 344 8184 -38.1 -51.1 24 13.0 -38.8 297 104 318.9 319.0 288.5 319.3 0.10 21 332 8427 -40.1 -49.1 38 9.0 -40.6 298 108 319.5 319.5 288.7 320.0 0.13 22 318 8719 -42.4 -52.7 32 10.3 -42.9 300 112 320.2 320.2 288.9 320.6 0.09 23 300 9110 -45.5 -57.5 25 12.0 -45.9 305 108 321.2 321.2 289.2 321.4 0.05 24 277 9640 -49.9 -59.9 30 10.0 -50.1 305 106 322.3 322.3 289.5 322.5 0.04 25 272 9760 -50.7 -59.7 34 9.0 -50.9 305 105 322.8 322.8 289.7 323.0 0.05 26 254 10207 -52.3 -66.3 17 14.0 -52.5 305 103 326.8 326.8 290.8 326.9 0.02 27 250 10310 -52.5 -66.5 17 14.0 -52.8 305 103 328.0 328.0 291.2 328.1 0.02 28 220 11131 -55.5 -71.5 12 16.0 -55.7 300 104 335.6 335.6 293.2 335.6 0.01 29 200 11740 -54.3 -77.3 4 23.0 -54.6 310 73 346.8 346.8 295.9 346.8 0.01 30 196 11870 -51.9 -79.9 2 28.0 -52.3 309 69 352.6 352.6 297.2 352.6 0.00 31 169 12822 -55.5 -84.5 2 29.0 -55.8 304 40 361.9 361.9 299.1 361.9 0.00 32 160 13174 -52.3 -84.3 1 32.0 -52.8 302 30 373.0 373.0 301.1 373.0 0.00 33 150 13590 -53.3 -85.3 1 32.0 -53.8 300 17 378.2 378.2 301.9 378.2 0.00 34 144 13852 -54.9 -85.9 1 31.0 -55.3 296 16 379.9 379.9 302.2 379.9 0.00 35 102 16072 -51.3 -87.3 1 36.0 -52.1 267 4 426.2 426.2 308.4 426.2 0.00 36 100 16200 -51.9 -87.9 1 36.0 -52.7 265 3 427.4 427.4 308.6 427.5 0.00 37 70 18490 -54.7 -88.7 1 34.0 -55.5 140 7 467.4 467.4 312.4 467.4 0.00 38 50 20660 -53.5 -90.5 0 37.0 -54.7 255 3 517.4 517.4 316.1 517.4 0.00 39 33 23339 -52.3 -89.3 0 37.0 -54.2 153 11 585.9 585.9 319.9 585.9 0.00 40 30 23960 -48.9 -86.9 0 38.0 -51.8 130 13 611.3 611.3 321.1 611.4 0.01 41 28 24413 -48.5 -86.5 0 38.0 -51.6 124 15 624.6 624.6 321.7 624.7 0.01 42 20 26610 -51.7 -88.7 0 37.0 -54.7 95 23 677.9 677.9 323.7 678.0 0.01 43 15 28463 -54.1 -91.1 0 37.0 -57.1 83 26 728.1 728.1 325.3 728.1 0.01 44 10 31080 -51.1 -89.1 0 38.0 -56.2 65 31 828.8 828.8 327.9 828.9 0.01 45 8.8 31921 -45.9 -84.9 0 39.0 -53.7 879.8 879.8 329.0 880.1 0.03 TRP 220 11131 -55.5 -71.5 12 16.0 -55.7 300 104 335.6 335.6 293.2 335.6 0.01 WND 318 8719 -42.4 -52.7 32 10.3 -42.9 300 112 320.2 320.2 288.9 320.6 0.09 Sounding variables and indices 1000-500 mb thick: 5464.00 m Freezing level: 754.00 mb = 2356.67 m = 7731.75 ft Wetbulb zero: 781.31 mb = 2070.65 m = 6793.38 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 73.24 % Est. max temperature: 18.50 C = 65.29 F Sfc-Lift cond lev (LCL): 994.07 mb = 95.43 m = 313.08 ft T: 10.88 C 700-500 lapse rate: 6.32 C/km ThetaE index: 2.80 C Layer 780.0- 754.0 mb Conv cond level (CCL): 950.80 mb = 465.47 m = 1527.13 ft Mean mixing ratio: 7.35 g/kg Conv temperature: 12.87 C = 55.16 F Cap Strength: 3.97 C Lifted Index: 4.29 C Risk: None Lifted Index @300 mb: 10.67 C Lifted Index @700 mb: 1.80 C Showalter Index: 1.89 C Risk: Showers probable Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 25.40 C K Index: 27.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 344.45 Risk: Showers and thunderstorms possible Energy Index: -0.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.52 J/kg Max Up Vert Vel: 5.39 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.09 C Lift Cond Lev (LCL): 948.55 mb = 485.22 m = 1591.90 ft Lev Free Conv (LFC): 943.55 mb = 529.07 m = 1735.78 ft Equ Level (EL): 923.55 mb = 705.91 m = 2315.97 ft B at Equ Level: 14.27 J/kg Max Parcel Lev (MPL): 863.55 mb = 1257.24 m = 4124.74 ft Wind level data Storm motion: 276 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 1003 21 185 19 1.7 18.9 | 129 35 -27.5 21.9 1 1000 46 175 21 -1.8 20.9 | 128 39 -30.9 23.9 2 925 693 200 44 15.0 41.3 | 162 46 -14.1 44.3 3 850 1387 215 35 20.1 28.7 | 164 33 -9.0 31.6 4 700 2947 250 38 35.7 13.0 | 202 17 6.6 16.0 5 500 5510 275 42 41.8 -3.7 | 273 13 12.7 -0.7 6 400 7130 290 89 83.6 -30.4 | 297 61 54.5 -27.5 7 318 8719 300 112 97.0 -56.0 | 308 86 67.9 -53.0 8 300 9110 305 108 88.5 -61.9 | 315 84 59.4 -59.0 9 250 10310 305 103 84.4 -59.1 | 315 79 55.3 -56.1 10 220 11131 300 104 90.1 -52.0 | 309 78 61.0 -49.0 11 200 11740 310 73 55.9 -46.9 | 329 51 26.8 -44.0 12 150 13590 300 17 14.7 -8.5 | 69 15 -14.4 -5.5 13 100 16200 265 3 3.0 0.3 | 97 26 -26.1 3.2 14 70 18490 140 7 -4.5 5.4 | 104 35 -33.6 8.3 15 50 20660 255 3 2.9 0.8 | 98 26 -26.2 3.7 16 30 23960 130 13 -10.0 8.4 | 106 41 -39.1 11.3 17 20 26610 95 23 -22.9 2.0 | 95 52 -52.0 5.0 18 10 31080 65 31 -28.1 -13.1 | 80 58 -57.2 -10.1 Wind Parameters Mean winds (0-6000m): 245.8 at 39.0 knts Storm direction: 275.8 at 29.3 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 75.3 deg Storm rel helicity (0-3000m) pos: 411.9 neg: -0.5 tot: 411.5 m^2/s^2 ave: 137.2 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 7.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.09 Bulk Shear: 159.32 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 ------------------------------------------------------------------------------- 500 187 29 141 41| 19.8 0.0 19.8|197.4 0.0 197.4 394.9 0.82| 22.5 18.3 1000 196 35 152 42| 12.0 0.0 12.0|301.7 0.0 301.7 301.7 0.74| 18.4 13.6 1500 202 36 156 40| 7.5 0.0 7.5|314.7 -0.5 314.3 209.5 0.63| 15.3 9.6 2000 207 36 160 37| 6.7 0.0 6.7|353.6 -0.5 353.1 176.6 0.64| 13.3 8.5 2500 213 36 164 35| 6.3 0.0 6.3|386.3 -0.5 385.8 154.3 0.65| 12.1 7.8 3000 219 36 168 32| 6.0 0.0 6.0|411.9 -0.5 411.5 137.2 0.66| 11.3 7.4 4000 229 37 177 27| 5.1 0.0 5.1|436.2 -0.5 435.7 108.9 0.68| 9.3 6.3 5000 237 38 186 23| 4.5 0.0 4.5|459.7 -0.5 459.3 91.9 0.71| 8.2 5.8 6000 246 39 199 20| 5.3 0.0 5.3|490.5 -0.5 490.0 81.7 0.64| 8.4 5.4 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20250422.12.gif