UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 7 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 1024 37 -41.7 -45.5 66 3.8 -41.8 55 1 229.9 229.9 229.8 230.1 0.06 1 1021 57 -38.5 -44.5 53 6.0 -38.7 57 1 233.3 233.3 233.2 233.5 0.07 2 1000 200 -36.5 -42.5 54 6.0 -36.7 75 1 236.6 236.7 236.5 236.9 0.09 3 966 443 -33.7 -39.7 55 6.0 -34.0 71 2 241.8 241.8 241.5 242.2 0.13 4 949 569 -29.9 -35.9 56 6.0 -30.3 68 2 246.9 246.9 246.3 247.4 0.19 5 946 592 -28.1 -34.1 56 6.0 -28.5 68 2 249.0 249.0 248.3 249.6 0.23 6 932 701 -24.7 -29.6 64 4.9 -25.2 66 3 253.5 253.6 252.5 254.5 0.35 7 925 756 -24.3 -28.9 66 4.6 -24.8 65 3 254.5 254.5 253.4 255.5 0.38 8 869 1214 -21.3 -25.0 72 3.7 -21.8 43 4 262.2 262.3 260.1 263.8 0.58 9 850 1377 -21.9 -25.7 71 3.8 -22.4 35 5 263.2 263.3 260.8 264.8 0.55 10 796 1857 -25.1 -29.1 69 4.0 -25.5 32 6 264.8 264.8 261.7 266.0 0.43 11 780 2004 -23.9 -27.9 70 4.0 -24.4 31 7 267.6 267.7 264.0 269.0 0.49 12 700 2787 -28.3 -34.3 56 6.0 -28.8 25 9 271.1 271.2 266.1 272.1 0.30 13 632 3514 -32.9 -38.9 55 6.0 -33.3 10 8 273.9 274.0 267.7 274.6 0.21 14 500 5120 -45.7 -52.7 45 7.0 -45.9 335 5 277.3 277.3 269.6 277.5 0.06 15 497 5160 -45.9 -52.9 45 7.0 -46.1 337 5 277.6 277.6 269.8 277.7 0.06 16 400 6580 -53.3 -60.3 42 7.0 -53.4 45 21 285.7 285.7 274.5 285.8 0.03 17 348 7464 -58.7 -65.7 40 7.0 -58.7 40 22 290.0 290.0 276.7 290.1 0.02 18 304 8308 -60.9 -67.9 39 7.0 -61.0 35 23 298.4 298.4 280.6 298.4 0.01 19 300 8390 -61.1 -68.1 39 7.0 -61.2 35 23 299.2 299.2 281.0 299.3 0.01 20 291 8578 -61.3 -68.3 39 7.0 -61.4 33 23 301.5 301.5 282.0 301.6 0.01 21 250 9520 -59.5 -66.5 40 7.0 -59.6 25 21 317.6 317.6 288.0 317.7 0.02 22 221 10293 -57.9 -64.9 40 7.0 -58.0 11 19 331.5 331.5 292.2 331.6 0.03 23 200 10920 -58.7 -65.7 40 7.0 -58.8 360 17 339.8 339.8 294.3 339.9 0.03 24 150 12720 -59.9 -67.9 34 8.0 -60.0 340 15 366.9 366.9 300.0 367.0 0.03 25 113 14484 -61.1 -70.1 29 9.0 -61.3 323 19 395.6 395.6 304.6 395.7 0.03 26 100 15240 -62.9 -72.9 25 10.0 -63.1 315 21 406.2 406.2 306.0 406.3 0.02 27 70 17420 -66.7 -77.7 20 11.0 -66.8 300 25 441.7 441.7 310.0 441.8 0.01 28 50 19430 -69.7 -80.7 19 11.0 -69.8 285 33 479.2 479.2 313.4 479.3 0.01 29 38 21049 -73.9 -84.9 17 11.0 -74.0 507.7 507.7 315.5 507.7 0.01 TRP 304 8308 -60.9 -67.9 39 7.0 -61.0 35 23 298.4 298.4 280.6 298.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 4920.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 58.35 % Est. max temperature: -9.92 C = 14.15 F Sfc-Lift cond lev (LCL): 957.59 mb = 505.28 m = 1657.73 ft T: -31.83 C 700-500 lapse rate: 7.46 C/km ThetaE index: 0.00 C Layer 1024.0--107374184.0 mb Conv cond level (CCL): 1021.00 mb = 57.33 m = 188.08 ft Mean mixing ratio: 0.16 g/kg Conv temperature: -36.51 C = -33.73 F Cap Strength: 27.43 C Lifted Index: 28.37 C Risk: None Lifted Index @300 mb: 40.01 C Lifted Index @700 mb: 25.76 C Showalter Index: 10.41 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 20.00 C K Index: -7.90 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 2.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 83.25 J/kg Max Up Vert Vel: 12.90 m/s Conv Inhibition (B-): 47976.49 J/kg Cap Strength: 28.35 C Lift Cond Lev (LCL): 901.64 mb = 943.63 m = 3095.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 47 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 1024 37 55 1 -0.8 -0.6 | 225 4 2.8 2.8 1 1000 200 75 1 -1.0 -0.3 | 221 4 2.6 3.1 2 925 756 65 3 -2.7 -1.3 | 203 2 0.9 2.1 3 850 1377 35 5 -2.9 -4.1 | 316 1 0.7 -0.8 4 700 2787 25 9 -3.8 -8.2 | 2 5 -0.2 -4.8 5 500 5120 335 5 2.1 -4.5 | 282 6 5.7 -1.2 6 400 6580 45 21 -14.8 -14.8 | 44 16 -11.2 -11.5 7 304 8308 35 23 -13.2 -18.8 | 32 18 -9.6 -15.5 8 300 8390 35 23 -13.2 -18.8 | 32 18 -9.6 -15.5 9 250 9520 25 21 -8.9 -19.0 | 19 17 -5.3 -15.7 10 200 10920 360 17 -0.0 -17.0 | 345 14 3.6 -13.7 11 150 12720 340 15 5.1 -14.1 | 321 14 8.7 -10.8 12 100 15240 315 21 14.8 -14.8 | 302 22 18.5 -11.5 13 70 17420 300 25 21.7 -12.5 | 290 27 25.3 -9.2 14 50 19430 285 33 31.9 -8.5 | 278 36 35.5 -5.2 Wind Parameters Mean winds (0-6000m): 17.3 at 6.6 knts Storm direction: 47.3 at 4.9 knts Shear (0-3000m) pos: 0.2 neg: 1.3 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 125.9 deg Storm rel helicity (0-3000m) pos: 1.0 neg: -2.3 tot: -1.2 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 1.8 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 18.70 Bulk Shear: 4.45 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 69 1 219 4| 1.3 0.0 1.3| 0.0 -0.9 -0.9 -1.7 -0.60| 1.5 -0.9 1000 63 2 215 3| 0.7 1.0 1.6| 0.1 -1.1 -1.0 -1.0 -0.30| 1.8 -0.5 1500 50 3 223 2| 0.4 1.3 1.8| 0.4 -1.1 -0.7 -0.5 0.12| 1.9 0.2 2000 43 4 242 1| 0.3 1.4 1.7| 0.8 -1.1 -0.3 -0.2 0.19| 1.8 0.3 2500 37 5 288 1| 0.3 1.4 1.7| 1.0 -1.1 -0.1 -0.0 0.19| 1.8 0.3 3000 34 5 325 1| 0.2 1.3 1.5| 1.0 -2.3 -1.2 -0.4 0.07| 1.8 0.1 4000 26 6 332 2| 0.2 0.8 1.0| 1.0 -6.6 -5.6 -1.4 -0.19| 1.7 -0.3 5000 21 6 325 3| 0.1 0.6 0.7| 1.0 -10.6 -9.6 -1.9 -0.33| 1.7 -0.5 6000 17 7 330 3| 1.1 0.5 1.6| 25.9 -10.7 15.2 2.5 0.21| 2.5 0.5 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251207.12.gif