UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 3 DEC 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1005 93 0.2 -4.7 70 4.9 -1.6 250 3 273.0 273.4 271.3 280.3 2.68 1 1000 133 1.0 -2.9 75 3.9 -0.5 260 3 274.1 274.7 272.6 282.6 3.08 2 925 755 -3.3 -7.9 70 4.6 -4.8 310 21 275.9 276.3 272.5 282.3 2.28 3 850 1417 -8.1 -12.1 73 4.0 -9.2 330 25 277.7 278.0 272.7 282.7 1.78 4 736 2518 -16.9 -20.7 72 3.8 -17.7 311 22 279.7 279.9 272.7 282.7 1.00 5 709 2798 -17.7 -21.2 74 3.5 -18.4 307 21 281.9 282.0 273.9 284.8 0.99 6 701 2883 -17.9 -22.0 70 4.1 -18.7 305 21 282.5 282.7 274.2 285.4 0.94 7 700 2894 -17.7 -21.8 70 4.1 -18.5 305 21 282.9 283.0 274.4 285.8 0.95 8 687 3034 -16.7 -22.7 60 6.0 -17.9 306 23 285.5 285.7 275.7 288.3 0.90 9 645 3507 -17.9 -33.9 23 16.0 -20.1 311 31 289.4 289.4 276.9 290.5 0.34 10 609 3934 -19.9 -41.9 12 22.0 -22.2 315 39 291.8 291.9 277.9 292.4 0.16 11 591 4157 -19.5 -44.5 9 25.0 -22.1 318 43 294.8 294.8 279.2 295.3 0.12 12 500 5380 -26.9 -38.9 31 12.0 -28.2 330 64 300.2 300.3 281.8 301.1 0.26 13 493 5482 -27.3 -39.3 31 12.0 -28.5 330 65 301.0 301.0 282.1 301.9 0.26 14 475 5749 -30.1 -41.1 33 11.0 -31.1 331 67 300.7 300.8 282.0 301.5 0.22 15 435 6373 -32.7 -41.7 40 9.0 -33.4 333 71 305.1 305.1 283.7 305.9 0.23 16 400 6960 -37.1 -44.1 48 7.0 -37.6 335 75 306.8 306.8 284.4 307.5 0.19 17 339 8075 -46.7 -52.7 50 6.0 -46.9 338 81 308.6 308.6 284.9 308.9 0.09 18 327 8312 -47.7 -53.7 50 6.0 -47.9 339 82 310.4 310.4 285.5 310.7 0.08 19 326 8332 -48.9 -54.9 50 6.0 -49.1 339 82 309.0 309.0 285.0 309.3 0.07 20 324 8372 -49.1 -55.1 50 6.0 -49.3 339 82 309.3 309.3 285.1 309.5 0.07 21 300 8870 -53.7 -59.7 48 6.0 -53.8 340 85 309.7 309.7 285.2 309.8 0.04 22 283 9243 -57.1 -63.1 46 6.0 -57.2 340 86 310.0 310.0 285.4 310.1 0.03 23 270 9540 -59.1 -65.1 46 6.0 -59.2 340 87 311.2 311.2 285.8 311.3 0.02 24 251 9995 -62.3 -68.3 44 6.0 -62.4 340 81 313.1 313.1 286.4 313.1 0.02 25 250 10020 -62.3 -68.3 44 6.0 -62.4 340 81 313.4 313.4 286.6 313.5 0.02 26 247 10094 -62.5 -68.5 44 6.0 -62.6 339 80 314.2 314.2 286.8 314.3 0.02 27 203 11308 -61.3 -67.3 45 6.0 -61.4 326 58 334.3 334.3 292.9 334.4 0.02 28 200 11400 -60.9 -66.9 45 6.0 -61.0 325 56 336.3 336.3 293.4 336.4 0.02 29 162 12717 -57.7 -63.7 46 6.0 -57.8 318 49 362.6 362.6 299.2 362.8 0.04 30 150 13200 -59.3 -65.3 46 6.0 -59.4 315 46 367.9 367.9 300.2 368.1 0.04 31 100 15730 -61.7 -68.7 39 7.0 -61.9 310 36 408.5 408.5 306.3 408.7 0.04 32 90 16380 -61.5 -69.5 34 8.0 -61.7 309 35 421.4 421.4 307.9 421.6 0.04 33 70 17920 -65.1 -73.1 32 8.0 -65.3 305 33 445.1 445.1 310.4 445.3 0.03 34 67 18187 -64.9 -72.9 32 8.0 -65.1 304 34 451.2 451.2 311.0 451.3 0.03 35 55 19375 -70.9 -78.9 30 8.0 -71.0 301 39 463.6 463.6 312.1 463.7 0.01 36 50 19940 -71.3 -79.3 29 8.0 -71.4 300 42 475.5 475.5 313.1 475.6 0.01 37 44 20688 -73.7 -81.7 28 8.0 -73.8 299 46 487.3 487.3 314.0 487.4 0.01 38 35 22021 -73.3 -82.3 24 9.0 -73.4 297 53 521.3 521.3 316.4 521.4 0.01 39 30 22910 -77.9 -85.9 26 8.0 -78.0 295 58 532.3 532.3 317.1 532.3 0.01 40 27 23515 -79.1 -88.1 21 9.0 -79.1 294 59 545.2 545.2 317.8 545.2 0.01 41 20 25220 -81.3 -89.3 25 8.0 -81.4 290 62 587.3 587.3 320.0 587.4 0.01 42 17 26132 -81.9 -89.9 24 8.0 -82.0 613.3 613.3 321.2 613.4 0.01 TRP 251 9995 -62.3 -68.3 44 6.0 -62.4 340 81 313.1 313.1 286.4 313.1 0.02 WND 270 9540 -59.1 -65.1 46 6.0 -59.2 340 87 311.2 311.2 285.8 311.3 0.02 Sounding variables and indices 1000-500 mb thick: 5247.00 m Freezing level: 982.56 mb = 277.65 m = 910.92 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 49.76 % Est. max temperature: 4.79 C = 40.62 F Sfc-Lift cond lev (LCL): 930.96 mb = 703.74 m = 2308.83 ft T: -2.95 C 700-500 lapse rate: 3.70 C/km ThetaE index: 0.29 C Layer 925.0- 850.0 mb Conv cond level (CCL): 864.79 mb = 1281.90 m = 4205.67 ft Mean mixing ratio: 2.59 g/kg Conv temperature: 4.56 C = 40.21 F Cap Strength: 11.95 C Lifted Index: 15.15 C Risk: None Lifted Index @300 mb: 19.35 C Lifted Index @700 mb: 3.20 C Showalter Index: 14.86 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 14.80 C K Index: 2.60 Risk: None Sweat Index: 114.00 Risk: None Energy Index: 3.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.19 J/kg Max Up Vert Vel: 3.52 m/s Conv Inhibition (B-): 45489.12 J/kg Cap Strength: 15.05 C Lift Cond Lev (LCL): 892.86 mb = 1031.84 m = 3385.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 354 at 26 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 1005 93 250 3 2.8 1.0 | 180 27 -0.0 27.3 1 1000 133 260 3 3.0 0.5 | 180 27 0.1 26.8 2 925 755 310 21 16.1 -13.5 | 226 18 13.3 12.8 3 850 1417 330 25 12.5 -21.7 | 244 11 9.7 4.6 4 700 2894 305 21 17.2 -12.0 | 225 20 14.4 14.2 5 500 5380 330 64 32.0 -55.4 | 315 41 29.2 -29.1 6 400 6960 335 75 31.7 -68.0 | 325 51 28.9 -41.7 7 300 8870 340 85 29.1 -79.9 | 334 60 26.2 -53.6 8 270 9540 340 87 29.8 -81.8 | 334 62 26.9 -55.5 9 251 9995 340 81 27.7 -76.1 | 333 56 24.9 -49.8 10 250 10020 340 81 27.7 -76.1 | 333 56 24.9 -49.8 11 200 11400 325 56 32.1 -45.9 | 304 35 29.3 -19.6 12 150 13200 315 46 32.5 -32.5 | 282 30 29.7 -6.2 13 100 15730 310 36 27.6 -23.1 | 263 25 24.7 3.2 14 70 17920 305 33 27.0 -18.9 | 253 25 24.2 7.4 15 50 19940 300 42 36.4 -21.0 | 261 34 33.5 5.3 16 30 22910 295 58 52.6 -24.5 | 268 50 49.7 1.8 17 20 25220 290 62 58.3 -21.2 | 265 56 55.4 5.1 Wind Parameters Mean winds (0-6000m): 323.9 at 35.3 knts Storm direction: 353.9 at 26.4 knts Shear (0-3000m) pos: 4.1 neg: 1.5 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 55.3 deg Storm rel helicity (0-3000m) pos: 157.0 neg: -20.8 tot: 136.2 m^2/s^2 ave: 45.4 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 104.36 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 9 194 24| 14.8 0.0 14.8| 93.8 0.0 93.8 187.6 0.93| 15.5 14.4 1000 310 15 208 19| 11.4 0.0 11.4|131.2 0.0 131.2 131.2 0.83| 13.3 11.0 1500 317 18 216 16| 8.2 0.0 8.2|138.2 -1.2 136.9 91.3 0.74| 10.6 7.9 2000 319 20 221 15| 6.2 1.0 7.1|138.2 -7.2 130.9 65.5 0.62| 8.9 5.5 2500 318 20 223 15| 4.9 1.5 6.5|138.2 -15.1 123.1 49.2 0.51| 7.9 4.0 3000 317 20 225 16| 4.1 1.5 5.6|157.0 -20.8 136.2 45.4 0.50| 7.5 3.8 4000 316 24 235 17| 5.4 1.1 6.5|259.2 -20.8 238.4 59.6 0.63| 8.0 5.1 5000 320 29 256 16| 6.3 0.9 7.2|389.1 -20.8 368.3 73.7 0.67| 8.4 5.7 6000 324 35 277 18| 6.2 0.7 6.9|477.4 -20.8 456.6 76.1 0.68| 8.0 5.4 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251203.12.gif