UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121800.upa.cvt Date: 0000Z 18 DEC 25 Searching for X4882... Searching the city database file for: X4882 ... Date:0000Z 18 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 -18 0.2 -2.2 84 2.4 -0.7 270 9 270.9 271.4 270.8 279.4 3.15 1 1022 59 -0.5 -3.8 78 3.3 -1.7 279 11 271.0 271.4 270.3 278.6 2.82 2 1000 233 -1.5 -3.8 84 2.3 -2.3 300 15 271.6 272.1 270.8 279.5 2.88 3 966 508 -3.5 -5.2 88 1.7 -4.1 287 19 272.3 272.8 270.9 279.7 2.68 4 928 827 -1.3 -5.6 73 4.3 -2.9 271 23 277.7 278.2 274.2 285.3 2.71 5 925 853 -1.5 -6.2 70 4.7 -3.2 270 23 277.8 278.2 274.0 285.1 2.60 6 853 1496 -2.5 -9.5 59 7.0 -4.9 280 31 283.2 283.6 276.4 289.5 2.18 7 850 1524 -2.7 -9.7 59 7.0 -5.1 280 31 283.3 283.7 276.4 289.5 2.15 8 834 1674 -3.3 -7.8 71 4.5 -4.9 283 30 284.2 284.7 277.4 291.6 2.54 9 830 1713 -2.5 -6.1 76 3.6 -3.8 284 30 285.5 286.0 278.6 293.9 2.92 10 820 1809 -2.1 -10.1 54 8.0 -4.8 286 30 286.9 287.3 278.3 293.2 2.16 11 815 1857 -2.5 -14.5 39 12.0 -6.2 288 30 287.0 287.2 277.4 291.5 1.52 12 780 2205 -3.9 -8.9 68 5.0 -5.7 295 28 289.1 289.5 279.7 296.4 2.50 13 762 2389 -3.3 -21.3 23 18.0 -8.0 300 28 291.7 291.8 278.9 294.5 0.92 14 756 2452 -3.1 -25.1 16 22.0 -8.4 301 27 292.5 292.7 278.9 294.6 0.66 15 740 2621 -4.3 -37.3 6 33.0 -10.1 305 27 293.0 293.1 278.5 293.7 0.21 16 700 3057 -6.3 -31.3 12 25.0 -11.3 315 25 295.5 295.6 279.9 296.8 0.40 17 660 3515 -8.5 -31.5 14 23.0 -13.0 319 25 298.0 298.1 281.1 299.4 0.42 18 656 3562 -8.7 -29.7 17 21.0 -13.0 320 25 298.3 298.4 281.3 300.0 0.50 19 620 3997 -12.5 -21.5 47 9.0 -14.7 324 26 298.8 299.0 282.3 302.4 1.11 20 500 5600 -25.1 -29.8 65 4.7 -25.8 340 27 302.4 302.6 283.2 304.6 0.65 21 468 6077 -29.1 -33.5 66 4.4 -29.6 341 29 303.2 303.3 283.4 304.9 0.48 22 456 6262 -30.9 -35.4 65 4.5 -31.4 342 29 303.2 303.3 283.2 304.7 0.41 23 408 7043 -36.7 -43.7 48 7.0 -37.2 345 32 305.6 305.6 283.9 306.2 0.19 24 400 7180 -37.5 -44.5 48 7.0 -37.9 345 33 306.3 306.3 284.1 306.9 0.18 25 339 8299 -46.7 -52.7 50 6.0 -46.9 339 31 308.6 308.6 284.9 308.9 0.09 26 300 9100 -52.1 -58.1 48 6.0 -52.2 335 29 311.9 311.9 286.1 312.1 0.05 27 289 9340 -53.9 -59.9 48 6.0 -54.0 336 29 312.7 312.7 286.4 312.9 0.04 28 257 10086 -57.5 -63.5 46 6.0 -57.6 340 31 318.1 318.1 288.2 318.2 0.03 29 250 10260 -57.1 -63.1 46 6.0 -57.2 340 31 321.2 321.2 289.2 321.3 0.03 30 200 11670 -58.1 -64.1 46 6.0 -58.2 335 27 340.8 340.8 294.6 340.9 0.03 31 170 12693 -56.5 -64.5 36 8.0 -56.7 318 26 359.6 359.6 298.7 359.8 0.04 32 150 13480 -58.9 -66.9 35 8.0 -59.0 305 25 368.6 368.6 300.4 368.7 0.03 33 100 16020 -61.7 -72.7 22 11.0 -61.9 305 36 408.5 408.5 306.3 408.6 0.02 34 86 16946 -64.9 -75.9 21 11.0 -65.0 313 31 420.1 420.1 307.7 420.1 0.01 35 76 17697 -65.9 -77.9 17 12.0 -66.1 320 26 433.1 433.1 309.1 433.2 0.01 36 74 17860 -63.3 -75.3 18 12.0 -63.5 322 25 441.9 441.9 310.1 442.0 0.02 37 70 18200 -64.3 -76.3 18 12.0 -64.5 325 23 446.8 446.8 310.6 446.9 0.02 38 64 18748 -66.5 -78.5 17 12.0 -66.7 309 22 453.6 453.6 311.2 453.7 0.01 39 61 19043 -63.7 -75.7 18 12.0 -64.0 300 21 466.1 466.1 312.3 466.2 0.02 40 53 19904 -66.3 -79.3 15 13.0 -66.5 275 20 479.2 479.2 313.4 479.3 0.01 41 50 20260 -64.7 -77.7 15 13.0 -65.0 265 19 491.0 491.0 314.3 491.1 0.02 42 45 20902 -63.7 -76.7 15 13.0 -64.0 264 21 508.5 508.5 315.5 508.6 0.02 43 37 22090 -66.3 -79.3 15 13.0 -66.6 262 25 531.1 531.1 317.0 531.2 0.02 44 30 23360 -65.1 -79.1 13 14.0 -65.5 260 29 567.2 567.2 319.0 567.3 0.03 45 28 23781 -64.1 -78.1 13 14.0 -64.6 257 32 581.2 581.3 319.8 581.5 0.03 46 20 25830 -66.3 -80.3 12 14.0 -66.8 245 44 633.2 633.2 322.0 633.5 0.03 47 18 26464 -68.9 -82.9 12 14.0 -69.4 644.4 644.4 322.4 644.6 0.02 48 16 27173 -66.7 -81.7 10 15.0 -67.4 673.7 673.7 323.6 673.9 0.03 49 11 29434 -67.5 -82.5 10 15.0 -68.4 746.9 747.0 325.8 747.3 0.04 TRP 257 10086 -57.5 -63.5 46 6.0 -57.6 340 31 318.1 318.1 288.2 318.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 5367.00 m Freezing level: 1029.14 mb = 3.84 m = 12.60 ft Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 49.73 % Est. max temperature: 10.37 C = 50.66 F Sfc-Lift cond lev (LCL): 993.99 mb = 280.94 m = 921.72 ft T: -1.85 C 700-500 lapse rate: 7.39 C/km ThetaE index: 2.36 C Layer 820.0- 780.0 mb Conv cond level (CCL): 643.62 mb = 3708.92 m = 12168.23 ft Mean mixing ratio: 2.78 g/kg Conv temperature: 28.07 C = 82.52 F Cap Strength: 17.76 C Lifted Index: 18.59 C Risk: None Lifted Index @300 mb: 22.41 C Lifted Index @700 mb: 16.12 C Showalter Index: 11.44 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 15.40 C K Index: -12.30 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 3.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.93 J/kg Max Up Vert Vel: 6.47 m/s Conv Inhibition (B-): 64483.76 J/kg Cap Strength: 18.53 C Lift Cond Lev (LCL): 941.97 mb = 708.31 m = 2323.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 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 -18 270 9 9.0 -0.0 | 188 18 2.4 17.9 1 1000 233 300 15 13.0 -7.5 | 212 12 6.4 10.4 2 925 853 270 23 23.0 -0.0 | 223 24 16.4 17.9 3 850 1524 280 31 30.5 -5.4 | 242 27 24.0 12.5 4 700 3057 315 25 17.7 -17.7 | 269 11 11.1 0.2 5 500 5600 340 27 9.2 -25.4 | 340 8 2.7 -7.5 6 400 7180 345 33 8.5 -31.9 | 352 14 2.0 -14.0 7 300 9100 335 29 12.3 -26.3 | 326 10 5.7 -8.4 8 257 10086 340 31 10.6 -29.1 | 340 12 4.0 -11.2 9 250 10260 340 31 10.6 -29.1 | 340 12 4.0 -11.2 10 200 11670 335 27 11.4 -24.5 | 324 8 4.8 -6.6 11 150 13480 305 25 20.5 -14.3 | 256 14 13.9 3.6 12 100 16020 305 36 29.5 -20.6 | 277 23 22.9 -2.7 13 70 18200 325 23 13.2 -18.8 | 278 7 6.6 -0.9 14 50 20260 265 19 18.9 1.7 | 212 23 12.4 19.6 15 30 23360 260 29 28.6 5.0 | 224 32 22.0 23.0 16 20 25830 245 44 39.9 18.6 | 222 49 33.3 36.5 Wind Parameters Mean winds (0-6000m): 309.8 at 25.4 knts Storm direction: 339.8 at 19.1 knts Shear (0-3000m) pos: 3.8 neg: 1.5 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 79.5 deg Storm rel helicity (0-3000m) pos: 140.5 neg: -0.4 tot: 140.1 m^2/s^2 ave: 46.7 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.98 Bulk Shear: 21.43 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 ------------------------------------------------------------------------------- 500 291 14 208 14| 10.3 0.0 10.3| 34.8 0.0 34.8 69.7 0.69| 13.0 9.0 1000 281 18 217 18| 5.2 4.5 9.6| 47.2 -0.4 46.8 46.8 0.49| 11.4 5.5 1500 279 21 224 20| 5.8 3.0 8.8| 92.5 -0.4 92.2 61.4 0.60| 10.0 6.0 2000 281 23 230 21| 4.8 2.2 7.0|116.9 -0.4 116.5 58.3 0.60| 9.1 5.4 2500 284 24 235 21| 4.2 1.8 6.0|131.6 -0.4 131.2 52.5 0.58| 8.5 4.9 3000 288 25 238 20| 3.8 1.5 5.3|140.5 -0.4 140.1 46.7 0.56| 8.0 4.5 4000 295 25 245 17| 3.3 1.1 4.4|150.7 -0.4 150.3 37.6 0.58| 6.6 3.9 5000 303 25 254 15| 3.0 0.9 3.9|160.2 -0.4 159.8 32.0 0.61| 5.8 3.5 6000 310 25 263 13| 2.8 0.7 3.5|167.3 -0.4 167.0 27.8 0.62| 5.2 3.2 Wrote GIF file: /home/apache/climate/data/raob//X4882/skewt/X4882.skewt.20251218.00.gif