UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for U9612... Searching the city database file for: U9612 ... Date:1200Z 2 DEC 25 Station: U9612 WMO ident: 29612 Latitude: 55.37 Longitude: 78.37 ------------------------------------------------------------------------------- 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 1013 122 -4.9 -7.2 84 2.3 -5.6 250 3 267.3 267.6 266.8 273.2 2.19 1 1000 224 -2.5 -4.9 84 2.4 -3.3 265 5 270.6 271.1 269.8 277.8 2.65 2 945 670 -5.7 -8.7 79 3.0 -6.6 287 8 271.8 272.2 269.7 277.6 2.09 3 925 838 -2.9 -6.9 74 4.0 -4.3 295 9 276.3 276.8 273.0 283.2 2.46 4 919 890 -2.1 -8.1 63 6.0 -4.1 296 9 277.7 278.1 273.5 284.0 2.26 5 904 1020 -2.5 -16.5 33 14.0 -6.3 299 11 278.6 278.8 272.3 282.0 1.16 6 857 1441 -3.9 -24.9 18 21.0 -8.5 309 14 281.4 281.5 273.0 283.2 0.59 7 850 1506 -4.1 -26.1 16 22.0 -8.8 310 15 281.9 281.9 273.2 283.5 0.53 8 819 1798 -4.5 -30.5 11 26.0 -9.5 312 16 284.4 284.5 274.3 285.6 0.37 9 761 2376 -4.9 -36.9 6 32.0 -10.4 316 17 290.0 290.1 277.0 290.8 0.21 10 746 2532 -5.7 -38.7 5 33.0 -11.1 317 18 290.8 290.9 277.4 291.4 0.18 11 700 3027 -8.9 -22.9 31 14.0 -12.2 320 19 292.6 292.8 279.3 295.4 0.87 12 669 3376 -10.9 -23.9 33 13.0 -13.8 318 20 294.2 294.3 279.9 296.8 0.83 13 627 3872 -13.7 -26.7 33 13.0 -16.3 315 20 296.5 296.6 280.8 298.7 0.69 14 500 5550 -26.7 -35.7 42 9.0 -27.8 305 23 300.5 300.6 282.1 301.7 0.36 15 469 6009 -30.1 -39.1 41 9.0 -31.0 305 24 301.8 301.9 282.5 302.8 0.28 16 400 7120 -39.3 -48.3 38 9.0 -39.8 305 27 303.9 303.9 283.1 304.3 0.12 17 371 7631 -43.3 -52.3 36 9.0 -43.6 305.2 305.2 283.6 305.5 0.08 TRP WND Sounding variables and indices 1000-500 mb thick: 5326.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 34.78 % Est. max temperature: 8.92 C = 48.05 F Sfc-Lift cond lev (LCL): 976.71 mb = 409.67 m = 1344.03 ft T: -3.83 C 700-500 lapse rate: 7.06 C/km ThetaE index: 2.06 C Layer 904.0- 857.0 mb Conv cond level (CCL): 651.77 mb = 3575.92 m = 11731.86 ft Mean mixing ratio: 2.33 g/kg Conv temperature: 23.07 C = 73.52 F Cap Strength: 16.84 C Lifted Index: 18.22 C Risk: None Lifted Index @700 mb: 14.72 C Showalter Index: 14.47 C Risk: None Total Totals Index: 23.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 0.60 C K Index: -17.50 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.99 J/kg Max Up Vert Vel: 7.75 m/s Conv Inhibition (B-): 4082.57 J/kg Cap Strength: 18.19 C Lift Cond Lev (LCL): 913.81 mb = 934.34 m = 3065.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 13 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 1013 122 250 3 2.8 1.0 | 173 14 -1.7 13.4 1 1000 224 265 5 5.0 0.4 | 182 13 0.5 12.9 2 925 838 295 9 8.2 -3.8 | 203 9 3.7 8.6 3 850 1506 310 15 11.5 -9.6 | 248 8 7.0 2.8 4 700 3027 320 19 12.2 -14.6 | 285 8 7.7 -2.1 5 500 5550 305 23 18.8 -13.2 | 273 14 14.3 -0.8 6 400 7120 305 27 22.1 -15.5 | 280 18 17.6 -3.1 Wind Parameters Mean winds (0-6000m): 310.1 at 17.6 knts Storm direction: 340.1 at 13.2 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 112.1 deg Storm rel helicity (0-3000m) pos: 43.8 neg: -0.1 tot: 43.7 m^2/s^2 ave: 14.6 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.27 Bulk Shear: 23.53 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 ------------------------------------------------------------------------------- 500 274 6 186 12| 5.5 0.0 5.5| 16.0 0.0 16.0 32.1 0.87| 5.8 5.0 1000 289 8 195 10| 5.1 0.0 5.1| 25.9 0.0 25.9 25.9 0.85| 5.4 4.6 1500 298 10 207 9| 4.8 0.0 4.8| 34.7 0.0 34.7 23.1 0.88| 5.1 4.5 2000 303 11 217 8| 4.0 0.0 4.0| 37.8 0.0 37.8 18.9 0.90| 4.2 3.8 2500 307 12 227 7| 3.5 0.0 3.5| 41.1 0.0 41.1 16.4 0.90| 3.7 3.4 3000 310 13 237 7| 3.1 0.0 3.1| 43.8 -0.1 43.7 14.6 0.90| 3.4 3.0 4000 312 15 250 7| 2.4 0.3 2.7| 43.8 -2.2 41.6 10.4 0.75| 2.9 2.2 5000 312 16 259 8| 1.9 0.5 2.4| 43.8 -5.4 38.4 7.7 0.63| 2.6 1.6 6000 310 18 263 9| 1.6 0.7 2.2| 46.6 -7.1 39.6 6.6 0.58| 2.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//U9612/skewt/U9612.skewt.20251202.12.gif