UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for X4882... Searching the city database file for: X4882 ... Date:1200Z 25 DEC 25 Station: X4882 WMO ident: 34882 Latitude: 46.28 Longitude: 47.98 ------------------------------------------------------------------------------- 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 1032 -20 -7.3 -14.3 57 7.0 -8.9 315 9 263.5 263.7 262.3 266.8 1.22 1 1031 -13 -7.7 -18.7 41 11.0 -10.0 314 9 263.1 263.3 261.3 265.5 0.85 2 1000 223 -11.7 -18.7 56 7.0 -13.0 290 19 261.5 261.6 260.1 263.8 0.87 3 987 324 -13.5 -18.5 66 5.0 -14.4 297 19 260.6 260.8 259.5 263.1 0.90 4 985 339 -13.3 -23.3 43 10.0 -14.9 298 19 261.0 261.1 259.2 262.6 0.59 5 925 824 -9.9 -30.9 16 21.0 -13.0 330 21 269.2 269.2 264.7 270.1 0.31 6 904 1001 -9.7 -33.7 12 24.0 -13.1 325 21 271.2 271.2 266.0 271.9 0.25 7 850 1475 -10.3 -31.3 16 21.0 -13.6 310 21 275.4 275.4 268.9 276.4 0.33 8 843 1539 -10.9 -29.9 19 19.0 -13.9 311 21 275.4 275.4 269.0 276.5 0.38 9 791 2024 -14.7 -19.5 67 4.8 -15.7 321 23 276.4 276.5 270.8 279.4 1.03 10 784 2091 -14.7 -19.2 69 4.5 -15.6 322 23 277.1 277.3 271.2 280.2 1.07 11 769 2238 -13.1 -20.1 56 7.0 -14.6 325 24 280.3 280.5 273.1 283.3 1.01 12 748 2449 -14.1 -29.1 27 15.0 -16.5 330 25 281.5 281.6 272.8 282.9 0.46 13 738 2551 -14.5 -32.5 20 18.0 -17.1 332 25 282.1 282.2 273.0 283.2 0.34 14 705 2897 -14.5 -42.5 7 28.0 -17.7 339 27 285.8 285.9 274.7 286.3 0.13 15 702 2929 -14.7 -43.7 7 29.0 -17.9 340 27 286.0 286.0 274.8 286.4 0.11 16 700 2951 -14.7 -43.7 7 29.0 -17.9 340 27 286.2 286.2 274.9 286.6 0.11 17 628 3765 -18.9 -46.9 7 28.0 -21.5 334 28 290.4 290.4 277.0 290.7 0.09 18 616 3908 -19.7 -41.7 12 22.0 -22.1 332 28 291.1 291.1 277.5 291.7 0.16 19 591 4214 -21.9 -37.9 22 16.0 -23.7 330 28 292.0 292.1 278.1 292.9 0.25 20 582 4327 -21.5 -36.5 25 15.0 -23.4 329 28 293.8 293.8 279.0 294.7 0.29 21 547 4781 -23.7 -42.7 16 19.0 -25.6 325 28 296.4 296.5 280.0 297.0 0.16 22 500 5430 -28.9 -43.9 22 15.0 -30.1 320 29 297.8 297.8 280.6 298.3 0.16 23 400 6990 -41.7 -54.7 23 13.0 -42.2 320 31 300.8 300.8 281.8 301.0 0.06 24 389 7179 -42.5 -54.5 26 12.0 -42.9 319 31 302.2 302.2 282.3 302.4 0.06 25 316 8554 -52.1 -64.1 22 12.0 -52.3 312 35 307.3 307.3 284.3 307.4 0.02 26 300 8890 -52.5 -64.5 22 12.0 -52.7 310 36 311.3 311.4 285.8 311.4 0.02 27 289 9130 -53.3 -65.3 22 12.0 -53.5 308 36 313.6 313.6 286.6 313.6 0.02 28 257 9876 -57.7 -69.7 20 12.0 -57.8 302 38 317.8 317.8 288.0 317.8 0.01 29 250 10050 -57.9 -69.9 20 12.0 -58.0 300 38 320.0 320.0 288.8 320.0 0.01 30 229 10603 -58.1 -71.1 17 13.0 -58.2 300 38 327.8 327.8 291.1 327.9 0.01 31 207 11235 -60.5 -73.5 17 13.0 -60.6 300 38 333.7 333.7 292.7 333.7 0.01 32 200 11450 -59.9 -72.9 17 13.0 -60.0 295 38 337.9 337.9 293.8 337.9 0.01 33 154 13076 -59.3 -73.3 15 14.0 -59.5 300 38 365.2 365.2 299.7 365.2 0.01 34 150 13240 -59.9 -73.9 14 14.0 -60.1 300 38 366.9 366.9 300.0 366.9 0.01 35 100 15750 -63.7 -79.7 10 16.0 -63.8 285 44 404.7 404.7 305.8 404.7 0.01 36 93 16193 -65.5 -80.5 11 15.0 -65.7 284 48 409.6 409.6 306.5 409.6 0.01 37 90 16393 -63.3 -79.3 10 16.0 -63.5 284 49 417.8 417.8 307.4 417.9 0.01 38 80 17114 -64.9 -80.9 9 16.0 -65.1 282 55 428.8 428.8 308.7 428.9 0.01 39 70 17930 -63.7 -79.7 10 16.0 -64.0 280 62 448.1 448.1 310.7 448.2 0.01 40 59 18980 -62.7 -79.7 8 17.0 -63.0 272 73 472.8 472.8 312.9 472.9 0.01 41 56 19299 -65.1 -82.1 8 17.0 -65.4 270 76 474.4 474.4 313.0 474.5 0.01 42 51 19869 -64.5 -81.5 8 17.0 -64.8 266 82 488.7 488.7 314.1 488.8 0.01 43 50 19990 -63.7 -80.7 8 17.0 -64.0 265 83 493.4 493.4 314.5 493.4 0.01 44 45 20641 -60.3 -78.3 8 18.0 -60.9 265 84 516.7 516.7 316.1 516.8 0.02 45 40 21373 -61.1 -79.1 8 18.0 -61.7 265 86 532.4 532.4 317.1 532.5 0.02 46 37 21860 -58.5 -77.5 7 19.0 -59.3 265 87 551.1 551.1 318.2 551.3 0.03 47 31 22965 -61.1 -80.1 6 19.0 -61.9 265 89 572.7 572.7 319.3 572.8 0.02 48 30 23170 -58.7 -78.7 6 20.0 -59.7 265 89 584.6 584.6 319.9 584.8 0.03 49 27 23836 -56.9 -76.9 6 20.0 -58.2 262 94 607.6 607.6 321.0 607.9 0.04 50 23 24850 -58.3 -79.3 5 21.0 -59.6 258 101 631.9 632.0 322.0 632.2 0.03 51 22 25128 -61.7 -81.7 5 20.0 -62.7 257 104 629.9 629.9 321.9 630.1 0.02 52 20 25720 -60.7 -81.7 5 21.0 -61.9 255 108 650.4 650.4 322.7 650.6 0.03 53 19 26039 -60.8 -81.8 5 21.0 -62.0 255 108 659.7 659.7 323.0 659.9 0.03 54 18 26375 -60.9 -81.9 5 21.0 -62.1 669.6 669.6 323.4 669.8 0.03 TRP 207 11235 -60.5 -73.5 17 13.0 -60.6 300 38 333.7 333.7 292.7 333.7 0.01 WND 19 26039 -60.8 -81.8 5 21.0 -62.0 255 108 659.7 659.7 323.0 659.9 0.03 Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 23.76 % Est. max temperature: 2.15 C = 35.88 F Sfc-Lift cond lev (LCL): 922.84 mb = 842.02 m = 2762.50 ft T: -9.88 C 700-500 lapse rate: 5.73 C/km ThetaE index: 4.16 C Layer 1031.0- 925.0 mb Conv cond level (CCL): 491.21 mb = 5553.98 m = 18221.51 ft Mean mixing ratio: 0.65 g/kg Conv temperature: 27.62 C = 81.71 F Cap Strength: 26.50 C Lifted Index: 26.86 C Risk: None Lifted Index @300 mb: 32.73 C Lifted Index @700 mb: 19.76 C Showalter Index: 17.90 C Risk: None Total Totals Index: 16.20 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: -2.40 C K Index: -41.70 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 4.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.55 J/kg Max Up Vert Vel: 6.25 m/s Conv Inhibition (B-): 60524.91 J/kg Cap Strength: 26.80 C Lift Cond Lev (LCL): 819.65 mb = 1752.73 m = 5750.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 355 at 19 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 1032 -20 315 9 6.4 -6.4 | 201 13 4.7 12.4 1 1000 223 290 19 17.9 -6.5 | 233 20 16.2 12.2 2 925 824 330 21 10.5 -18.2 | 266 9 8.9 0.5 3 850 1475 310 21 16.1 -13.5 | 250 15 14.5 5.2 4 700 2951 340 27 9.2 -25.4 | 311 10 7.6 -6.6 5 500 5430 320 29 18.6 -22.2 | 282 17 17.0 -3.5 6 400 6990 320 31 19.9 -23.7 | 285 19 18.3 -5.0 7 300 8890 310 36 27.6 -23.1 | 280 26 26.0 -4.4 8 250 10050 300 38 32.9 -19.0 | 270 31 31.3 -0.3 9 207 11235 300 38 32.9 -19.0 | 270 31 31.3 -0.3 10 200 11450 295 38 34.4 -16.1 | 265 33 32.8 2.7 11 150 13240 300 38 32.9 -19.0 | 270 31 31.3 -0.3 12 100 15750 285 44 42.5 -11.4 | 260 42 40.9 7.3 13 70 17930 280 62 61.1 -10.8 | 262 60 59.4 8.0 14 50 19990 265 83 82.7 7.2 | 252 85 81.1 26.0 15 30 23170 265 89 88.7 7.8 | 253 91 87.0 26.5 16 20 25720 255 108 104.3 28.0 | 246 113 102.7 46.7 Wind Parameters Mean winds (0-6000m): 325.0 at 25.1 knts Storm direction: 355.0 at 18.8 knts Shear (0-3000m) pos: 3.4 neg: 2.3 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 109.7 deg Storm rel helicity (0-3000m) pos: 105.7 neg: -10.2 tot: 95.5 m^2/s^2 ave: 31.8 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.93 Bulk Shear: 20.93 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 ------------------------------------------------------------------------------- 500 298 17 231 17| 0.0 11.3 11.3| 50.7 0.0 50.7 101.4 0.75| 16.5 12.4 1000 312 19 243 14| 3.4 5.7 9.0| 65.0 -1.3 63.6 63.6 0.64| 12.8 8.2 1500 314 19 247 13| 2.2 4.7 6.9| 65.0 -10.2 54.8 36.5 0.44| 10.4 4.6 2000 314 20 250 14| 2.8 3.5 6.3| 79.3 -10.2 69.1 34.6 0.49| 8.9 4.4 2500 317 21 255 13| 3.2 2.8 6.0| 93.1 -10.2 82.9 33.1 0.54| 8.1 4.4 3000 321 22 262 12| 3.4 2.3 5.8|105.7 -10.2 95.5 31.8 0.59| 7.6 4.4 4000 325 23 272 11| 2.6 2.2 4.8|105.7 -18.8 86.9 21.7 0.48| 6.2 3.0 5000 326 24 276 12| 2.1 2.2 4.3|105.7 -29.1 76.6 15.3 0.39| 5.4 2.1 6000 325 25 278 13| 1.7 2.0 3.7|107.5 -34.2 73.3 12.2 0.36| 4.7 1.7 Wrote GIF file: /home/apache/climate/data/raob//X4882/skewt/X4882.skewt.20251225.12.gif