UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for EI953... Searching the city database file for: EI953 ... Date:0000Z 21 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 -14 55 3 SFC 996 19 3.2 2.2 93 1.0 2.8 55 3 276.7 277.4 276.1 288.9 4.50 2 995 27 5.6 3.2 85 2.4 4.5 54 3 279.1 280.0 277.9 292.4 4.84 3 986 101 7.6 3.3 74 4.3 5.5 43 4 281.9 282.7 279.3 295.5 4.92 4 972 219 7.0 3.4 78 3.6 5.2 25 5 282.4 283.3 279.7 296.4 5.02 5 925 624 3.4 1.9 90 1.5 2.7 325 9 282.8 283.6 279.6 296.0 4.74 6 890 935 0.6 0.4 99 0.2 0.5 341 7 283.0 283.8 279.3 295.4 4.42 7 850 1303 -1.5 -3.9 84 2.4 -2.4 0 5 284.6 285.2 278.7 294.2 3.37 8 767 2113 -6.5 -12.5 62 6.0 -8.4 90 4 287.7 288.0 278.3 293.3 1.91 9 700 2820 -12.3 -15.6 76 3.3 -13.2 170 3 288.9 289.1 278.5 293.7 1.62 10 690 2929 -13.3 -15.9 81 2.6 -14.0 165 3 288.9 289.2 278.5 293.8 1.60 11 677 3073 -13.5 -21.5 51 8.0 -15.3 158 3 290.3 290.5 278.3 293.4 1.01 12 641 3485 -16.3 -27.3 38 11.0 -18.3 137 3 291.7 291.8 278.5 293.7 0.64 13 625 3674 -17.7 -30.7 31 13.0 -19.8 128 3 292.2 292.3 278.5 293.7 0.47 14 537 4783 -27.7 -31.7 69 4.0 -28.2 72 3 293.2 293.3 279.0 294.8 0.50 15 517 5054 -29.9 -30.2 97 0.3 -29.9 57 3 293.8 293.9 279.4 295.7 0.60 16 500 5290 -31.9 -36.0 67 4.1 -32.3 45 3 294.1 294.2 279.2 295.3 0.35 17 490 5432 -33.1 -37.7 63 4.6 -33.5 54 4 294.4 294.4 279.3 295.4 0.30 18 406 6721 -45.3 -48.1 73 2.8 -45.4 134 9 294.9 294.9 279.2 295.3 0.12 19 400 6820 -46.1 -49.4 69 3.3 -46.2 140 9 295.1 295.1 279.3 295.4 0.11 20 385 7074 -47.9 -51.2 69 3.3 -48.0 141 11 296.0 296.0 279.7 296.3 0.09 21 384 7091 -48.1 -52.2 62 4.1 -48.2 141 11 295.9 295.9 279.6 296.2 0.08 22 382 7125 -47.7 -55.7 39 8.0 -47.9 141 11 296.9 296.9 280.0 297.1 0.05 23 363 7463 -47.5 -68.5 7 21.0 -47.9 142 13 301.5 301.5 282.0 301.5 0.01 24 300 8720 -49.3 -71.3 6 22.0 -49.6 145 21 315.9 315.9 287.4 315.9 0.01 25 250 9910 -49.3 -78.3 2 29.0 -49.7 150 13 332.8 332.8 292.4 332.8 0.00 26 208 11123 -49.3 -80.3 1 31.0 -49.8 166 13 350.7 350.7 296.8 350.8 0.00 27 200 11380 -51.1 -81.1 2 30.0 -51.5 170 13 351.8 351.8 297.0 351.9 0.00 28 165 12620 -54.9 -82.9 2 28.0 -55.2 190 8 365.4 365.4 299.7 365.4 0.00 29 150 13230 -54.5 -83.5 2 29.0 -54.9 200 5 376.2 376.2 301.6 376.2 0.00 30 142 13582 -53.1 -83.1 1 30.0 -53.6 207 7 384.6 384.6 303.0 384.6 0.00 31 100 15820 -57.5 -85.5 2 28.0 -57.9 250 19 416.6 416.6 307.3 416.6 0.00 32 92 16345 -59.7 -86.7 2 27.0 -60.0 270 19 422.3 422.3 308.0 422.3 0.00 33 70 18050 -61.3 -87.3 2 26.0 -61.7 240 25 453.2 453.2 311.1 453.3 0.00 34 50 20130 -62.9 -88.9 2 26.0 -63.3 255 52 495.3 495.3 314.6 495.3 0.00 35 30 23260 -65.5 -90.5 2 25.0 -66.0 280 62 566.1 566.1 318.9 566.1 0.00 36 26 24125 -66.1 -91.1 2 25.0 -66.6 282 64 588.0 588.0 320.0 588.0 0.00 37 25 24363 -64.5 -90.5 2 26.0 -65.1 282 65 599.2 599.3 320.6 599.3 0.00 38 20 25710 -68.3 -92.3 2 24.0 -68.8 285 69 627.1 627.1 321.8 627.1 0.00 39 20 25710 -67.9 -91.9 2 24.0 -68.4 285 69 628.3 628.3 321.8 628.4 0.00 40 15 27434 -67.7 -91.7 2 24.0 -68.4 285 87 682.9 682.9 323.9 682.9 0.01 41 10 29840 -72.3 -94.3 2 22.0 -72.8 285 112 749.7 749.7 325.9 749.7 0.01 42 9.0 30460 -72.1 -94.4 2 22.3 -72.8 285 116 773.3 773.3 326.5 773.3 0.01 43 6.9 32026 -71.7 -94.7 2 23.0 -72.5 836.1 836.1 328.1 836.1 0.01 TRP 92 16345 -59.7 -86.7 2 27.0 -60.0 270 19 422.3 422.3 308.0 422.3 0.00 WND 9.0 30460 -72.1 -94.4 2 22.3 -72.8 285 116 773.3 773.3 326.5 773.3 0.01 Sounding variables and indices 1000-500 mb thick: 5304.00 m Freezing level: 878.57 mb = 1040.32 m = 3413.09 ft Wetbulb zero: 883.33 mb = 995.41 m = 3265.74 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 68.02 % Est. max temperature: 11.24 C = 52.23 F Sfc-Lift cond lev (LCL): 980.61 mb = 146.47 m = 480.53 ft T: 7.37 C 700-500 lapse rate: 7.94 C/km ThetaE index: 3.09 C Layer 925.0- 700.0 mb Conv cond level (CCL): 904.49 mb = 804.92 m = 2640.77 ft Mean mixing ratio: 4.81 g/kg Conv temperature: 9.45 C = 49.02 F Cap Strength: 0.68 C Lifted Index: 0.04 C Risk: Showers probable Lifted Index @300 mb: 14.28 C Lifted Index @700 mb: -0.37 C Showalter Index: 1.24 C Risk: Showers probable Total Totals Index: 58.40 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.40 C Cross Totals Index: 28.00 C K Index: 23.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 201.00 Risk: None Energy Index: 0.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.51 J/kg Max Up Vert Vel: 6.56 m/s Conv Inhibition (B-): 5.93 J/kg Cap Strength: 0.67 C Lift Cond Lev (LCL): 911.54 mb = 742.31 m = 2435.37 ft Lev Free Conv (LFC): 886.54 mb = 966.43 m = 3170.67 ft Equ Level (EL): 866.54 mb = 1148.91 m = 3769.35 ft B at Equ Level: 7.57 J/kg Max Parcel Lev (MPL): 766.54 mb = 2118.15 m = 6949.23 ft Wind level data Storm motion: 59 at 3 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 19 55 3 -2.5 -1.7 | 304 0 0.2 -0.1 1 925 624 325 9 5.2 -7.4 | 306 10 7.8 -5.8 2 850 1303 0 5 -0.0 -5.0 | 322 4 2.7 -3.4 3 700 2820 170 3 -0.5 3.0 | 205 5 2.1 4.5 4 500 5290 45 3 -2.1 -2.1 | 315 1 0.5 -0.5 5 400 6820 140 9 -5.8 6.9 | 160 9 -3.1 8.5 6 300 8720 145 21 -12.0 17.2 | 153 21 -9.4 18.8 7 250 9910 150 13 -6.5 11.3 | 163 13 -3.8 12.8 8 200 11380 170 13 -2.3 12.8 | 182 14 0.4 14.4 9 150 13230 200 5 1.7 4.7 | 215 8 4.4 6.3 10 100 15820 250 19 17.9 6.5 | 249 22 20.5 8.1 11 92 16345 270 19 19.0 -0.0 | 266 22 21.7 1.6 12 70 18050 240 25 21.7 12.5 | 240 28 24.3 14.1 13 50 20130 255 52 50.2 13.5 | 254 55 52.9 15.0 14 30 23260 280 62 61.1 -10.8 | 278 64 63.7 -9.2 15 20 25710 285 69 66.6 -17.9 | 283 71 69.3 -16.3 16 10 29840 285 112 108.2 -29.0 | 284 114 110.9 -27.4 Wind Parameters Mean winds (0-6000m): 29.4 at 4.1 knts Storm direction: 59.4 at 3.1 knts Shear (0-3000m) pos: 1.9 neg: 1.3 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): -103.0 deg Storm rel helicity (0-3000m) pos: 11.0 neg: -9.1 tot: 1.9 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 12.74 Bulk Shear: 1.69 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 ------------------------------------------------------------------------------- 500 349 5 315 5| 0.0 7.9 7.9| 0.1 -4.6 -4.5 -9.1 -0.28| 9.1 -2.5 1000 338 7 312 7| 0.7 4.0 4.7| 3.5 -8.5 -5.0 -5.0 -0.18| 7.6 -1.3 1500 343 6 315 6| 1.9 2.6 4.6| 5.4 -8.5 -3.1 -2.1 -0.04| 6.5 -0.3 2000 353 6 321 5| 2.4 2.0 4.4| 7.0 -8.5 -1.6 -0.8 0.13| 6.0 0.8 2500 352 5 318 5| 2.3 1.6 3.9| 9.0 -8.5 0.5 0.2 0.21| 5.6 1.2 3000 346 5 310 5| 1.9 1.3 3.2| 11.0 -9.1 1.9 0.6 0.24| 5.1 1.2 4000 359 5 316 4| 1.4 1.1 2.5| 11.0 -10.6 0.4 0.1 0.17| 4.1 0.7 5000 12 4 324 3| 1.1 1.1 2.2| 11.0 -10.8 0.2 0.0 0.15| 3.6 0.6 6000 29 4 342 2| 1.2 0.9 2.1| 12.2 -10.8 1.3 0.2 0.21| 3.4 0.7 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20251221.00.gif