UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 6 DEC 25 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- 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 1009 45 -41.9 -46.1 64 4.2 -42.0 125 1 230.7 230.7 230.6 230.8 0.06 1 1008 52 -39.1 -45.1 53 6.0 -39.2 119 1 233.5 233.5 233.4 233.7 0.07 2 1000 106 -38.9 -44.9 53 6.0 -39.1 70 1 234.2 234.3 234.1 234.4 0.07 3 983 224 -37.9 -43.9 53 6.0 -38.1 44 2 236.4 236.4 236.2 236.6 0.08 4 932 590 -38.9 -43.9 59 5.0 -39.1 322 5 239.0 239.0 238.7 239.2 0.08 5 926 635 -37.9 -42.9 59 5.0 -38.1 312 5 240.5 240.5 240.1 240.7 0.09 6 925 642 -36.1 -41.1 60 5.0 -36.3 310 5 242.4 242.4 241.9 242.7 0.11 7 924 650 -34.7 -39.6 61 4.9 -34.9 311 5 243.9 243.9 243.4 244.3 0.13 8 913 734 -29.7 -34.7 62 5.0 -30.0 317 5 249.9 249.9 249.0 250.5 0.22 9 889 925 -26.1 -30.7 65 4.6 -26.5 331 4 255.5 255.6 254.2 256.4 0.33 10 850 1251 -24.9 -29.3 67 4.4 -25.4 355 3 260.1 260.1 258.1 261.2 0.40 11 839 1346 -24.7 -29.0 67 4.3 -25.1 4 3 261.2 261.3 259.0 262.4 0.41 12 753 2128 -27.7 -31.6 69 3.9 -28.0 79 5 266.2 266.3 262.7 267.3 0.36 13 700 2648 -31.7 -35.3 70 3.6 -32.0 130 7 267.4 267.4 263.3 268.2 0.27 14 624 3451 -37.5 -41.4 67 3.9 -37.7 130 8 269.7 269.7 264.7 270.2 0.16 15 606 3653 -36.9 -40.7 68 3.8 -37.1 130 9 272.6 272.7 266.8 273.2 0.18 16 552 4296 -38.7 -44.7 53 6.0 -39.0 130 10 277.9 277.9 270.1 278.3 0.13 17 500 4970 -42.3 -49.3 46 7.0 -42.5 130 11 281.5 281.5 272.2 281.8 0.09 18 440 5824 -47.5 -54.5 44 7.0 -47.7 127 9 285.4 285.4 274.3 285.6 0.05 19 400 6450 -49.9 -57.9 38 8.0 -50.1 125 7 290.1 290.1 276.8 290.3 0.04 20 318 7930 -56.1 -65.1 31 9.0 -56.2 350 3 301.2 301.2 281.9 301.3 0.02 21 303 8237 -56.5 -65.5 31 9.0 -56.6 2 5 304.8 304.8 283.4 304.9 0.02 22 300 8300 -56.5 -65.5 31 9.0 -56.6 5 5 305.7 305.7 283.7 305.8 0.02 23 280 8738 -55.1 -65.1 28 10.0 -55.2 1 10 313.8 313.8 286.7 313.9 0.02 24 250 9460 -55.5 -65.5 28 10.0 -55.6 355 17 323.6 323.6 289.9 323.6 0.02 25 200 10880 -55.9 -67.9 21 12.0 -56.1 350 15 344.2 344.2 295.4 344.3 0.02 26 150 12700 -58.3 -72.3 15 14.0 -58.5 345 15 369.6 369.6 300.5 369.7 0.01 27 128 13696 -58.9 -73.9 13 15.0 -59.2 337 17 385.7 385.7 303.2 385.8 0.01 28 100 15230 -62.7 -78.7 10 16.0 -62.9 325 19 406.6 406.6 306.1 406.6 0.01 29 70 17400 -67.1 -83.1 9 16.0 -67.2 310 29 440.8 440.8 310.0 440.9 0.01 30 64 17939 -68.5 -84.5 8 16.0 -68.7 449.2 449.2 310.8 449.2 0.00 TRP 318 7930 -56.1 -65.1 31 9.0 -56.2 350 3 301.2 301.2 281.9 301.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 4864.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 62.76 % Est. max temperature: -13.50 C = 7.70 F Sfc-Lift cond lev (LCL): 936.67 mb = 555.78 m = 1823.41 ft T: -38.81 C 700-500 lapse rate: 4.57 C/km ThetaE index: 0.00 C Layer 1009.0- -0.0 mb Conv cond level (CCL): 394.71 mb = 6535.80 m = 21442.65 ft Mean mixing ratio: 0.10 g/kg Conv temperature: 18.37 C = 65.07 F Cap Strength: 32.76 C Lifted Index: 34.79 C Risk: None Lifted Index @300 mb: 47.25 C Lifted Index @700 mb: 25.64 C Showalter Index: 16.68 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 13.00 C K Index: -15.50 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 4.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.29 J/kg Max Up Vert Vel: 9.62 m/s Conv Inhibition (B-): 40104.18 J/kg Cap Strength: 34.41 C Lift Cond Lev (LCL): 879.33 mb = 1004.84 m = 3296.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 155 at 5 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 1009 45 125 1 -0.8 0.6 | 342 4 1.4 -4.2 1 1000 106 70 1 -0.9 -0.3 | 346 5 1.3 -5.2 2 925 642 310 5 3.8 -3.2 | 323 10 6.0 -8.0 3 850 1251 355 3 0.3 -3.0 | 342 8 2.5 -7.8 4 700 2648 130 7 -5.4 4.5 | 84 3 -3.1 -0.3 5 500 4970 130 11 -8.4 7.1 | 110 7 -6.2 2.3 6 400 6450 125 7 -5.7 4.0 | 77 4 -3.5 -0.8 7 318 7930 350 3 0.5 -3.0 | 341 8 2.7 -7.8 8 300 8300 5 5 -0.4 -5.0 | 350 10 1.8 -9.8 9 250 9460 355 17 1.5 -16.9 | 350 22 3.7 -21.8 10 200 10880 350 15 2.6 -14.8 | 346 20 4.8 -19.6 11 150 12700 345 15 3.9 -14.5 | 342 20 6.1 -19.3 12 100 15230 325 19 10.9 -15.6 | 327 24 13.1 -20.4 13 70 17400 310 29 22.2 -18.6 | 314 34 24.4 -23.5 Wind Parameters Mean winds (0-6000m): 125.3 at 7.1 knts Storm direction: 155.3 at 5.3 knts Shear (0-3000m) pos: 2.0 neg: 0.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 110.1 deg Storm rel helicity (0-3000m) pos: 28.5 neg: -10.7 tot: 17.9 m^2/s^2 ave: 6.0 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.31 Bulk Shear: 10.74 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 ------------------------------------------------------------------------------- 500 348 2 339 8| 0.0 5.3 5.3| 1.3 -6.0 -4.7 -9.5 -0.27| 6.7 -1.8 1000 323 3 330 9| 0.4 2.7 3.1| 7.2 -10.7 -3.5 -3.5 -0.11| 5.6 -0.6 1500 334 3 335 9| 1.2 1.8 3.0| 13.2 -10.7 2.5 1.6 0.10| 4.8 0.5 2000 358 4 344 9| 1.9 1.3 3.2| 21.1 -10.7 10.5 5.2 0.29| 4.6 1.4 2500 31 4 359 8| 2.2 1.1 3.2| 27.2 -10.7 16.5 6.6 0.41| 4.8 1.9 3000 88 5 26 6| 2.0 0.9 2.9| 28.5 -10.7 17.9 6.0 0.43| 4.3 1.9 4000 118 6 51 4| 1.5 0.5 2.0| 29.6 -10.7 18.9 4.7 0.44| 3.5 1.5 5000 124 7 71 3| 1.2 0.2 1.5| 30.5 -10.9 19.6 3.9 0.43| 2.9 1.3 6000 125 7 78 4| 1.0 0.4 1.4| 30.5 -13.3 17.2 2.9 0.34| 2.7 0.9 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251206.00.gif