UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 9 DEC 25 Station: U3078 WMO ident: 23078 Latitude: 69.33 Longitude: 88.10 ------------------------------------------------------------------------------- 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 1004 64 -25.5 -29.0 72 3.5 -25.8 135 3 247.4 247.4 247.1 248.3 0.35 1 1000 93 -25.7 -29.4 71 3.7 -26.0 130 5 247.4 247.5 247.2 248.4 0.33 2 958 405 -22.1 -26.1 70 4.0 -22.5 207 7 254.1 254.2 253.3 255.5 0.47 3 925 662 -21.5 -24.7 75 3.2 -21.9 270 9 257.3 257.4 256.2 258.9 0.56 4 884 997 -20.5 -23.3 78 2.8 -20.9 299 11 261.7 261.8 259.9 263.6 0.66 5 850 1286 -22.9 -26.3 74 3.4 -23.3 325 13 262.2 262.2 260.0 263.6 0.52 6 786 1854 -27.5 -31.8 67 4.3 -27.9 317 15 263.2 263.2 260.3 264.2 0.34 7 700 2676 -33.9 -37.3 71 3.4 -34.1 305 17 264.9 265.0 261.5 265.6 0.22 8 692 2756 -34.7 -38.1 71 3.4 -34.9 305 18 264.9 265.0 261.4 265.5 0.21 9 612 3611 -35.9 -40.3 64 4.4 -36.1 305 26 273.0 273.1 267.1 273.6 0.19 10 538 4497 -41.1 -49.1 42 8.0 -41.4 305 35 277.1 277.1 269.5 277.3 0.08 11 500 4990 -44.9 -53.9 36 9.0 -45.1 305 40 278.3 278.3 270.2 278.5 0.05 12 453 5642 -48.7 -57.7 34 9.0 -48.8 309 42 281.5 281.5 272.1 281.6 0.03 13 400 6450 -52.5 -61.5 33 9.0 -52.6 315 44 286.8 286.8 275.0 286.8 0.02 14 373 6902 -54.5 -63.5 32 9.0 -54.6 313 43 289.9 289.9 276.6 290.0 0.02 15 324 7802 -57.5 -66.5 31 9.0 -57.6 310 42 297.7 297.7 280.3 297.7 0.02 16 300 8290 -57.7 -66.7 31 9.0 -57.8 310 36 304.0 304.0 283.0 304.1 0.02 17 280 8725 -57.5 -66.5 31 9.0 -57.6 308 36 310.4 310.4 285.5 310.4 0.02 18 250 9440 -57.9 -67.9 27 10.0 -58.0 305 35 320.0 320.0 288.8 320.1 0.02 19 246 9542 -57.3 -67.3 27 10.0 -57.4 306 34 322.4 322.4 289.5 322.4 0.02 20 211 10512 -57.9 -68.9 23 11.0 -58.0 316 29 335.9 335.9 293.3 336.0 0.02 21 200 10850 -58.3 -69.3 23 11.0 -58.5 320 27 340.4 340.4 294.4 340.5 0.02 22 191 11140 -58.5 -69.5 23 11.0 -58.6 322 25 344.6 344.6 295.4 344.7 0.02 23 169 11907 -59.5 -70.5 23 11.0 -59.6 326 21 355.2 355.2 297.8 355.3 0.02 24 150 12650 -61.3 -73.3 19 12.0 -61.4 330 17 364.5 364.5 299.5 364.5 0.01 25 141 13033 -62.1 -74.1 19 12.0 -62.2 327 17 369.6 369.6 300.5 369.6 0.01 26 124 13826 -63.3 -75.3 18 12.0 -63.4 321 16 381.2 381.2 302.5 381.3 0.01 27 111 14504 -64.7 -76.7 18 12.0 -64.8 315 16 390.9 390.9 303.9 390.9 0.01 28 100 15140 -65.9 -78.9 15 13.0 -66.0 310 15 400.4 400.4 305.3 400.4 0.01 29 93 15580 -66.9 -78.9 17 12.0 -67.0 302 14 406.8 406.8 306.1 406.9 0.01 30 83 16266 -67.9 -80.9 14 13.0 -68.0 289 13 418.2 418.2 307.5 418.3 0.01 31 74 16956 -67.9 -80.9 14 13.0 -68.0 276 12 432.2 432.2 309.1 432.2 0.01 32 70 17290 -68.5 -81.5 14 13.0 -68.6 270 11 437.8 437.8 309.7 437.9 0.01 33 60 18206 -70.3 -83.3 13 13.0 -70.4 259 14 453.5 453.6 311.2 453.6 0.01 34 51 19164 -72.1 -85.1 13 13.0 -72.2 246 17 470.9 470.9 312.7 470.9 0.01 35 50 19280 -72.1 -85.1 13 13.0 -72.2 245 17 473.6 473.6 313.0 473.6 0.01 36 43 20166 -72.9 -85.9 12 13.0 -73.0 492.5 492.5 314.4 492.5 0.01 37 37 21045 -74.3 -87.3 12 13.0 -74.4 510.5 510.5 315.7 510.6 0.01 38 31 22073 -75.1 -88.1 11 13.0 -75.2 534.9 534.9 317.2 534.9 0.01 TRP 324 7802 -57.5 -66.5 31 9.0 -57.6 310 42 297.7 297.7 280.3 297.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 4897.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 63.93 % Est. max temperature: -10.75 C = 12.66 F Sfc-Lift cond lev (LCL): 946.86 mb = 490.73 m = 1610.00 ft T: -21.90 C 700-500 lapse rate: 4.75 C/km Conv cond level (CCL): 1000.00 mb = 93.00 m = 305.11 ft Mean mixing ratio: 0.48 g/kg Conv temperature: -25.25 C = -13.45 F Cap Strength: 18.29 C Lifted Index: 18.89 C Risk: None Lifted Index @300 mb: 34.51 C Lifted Index @700 mb: 9.03 C Showalter Index: 12.09 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 18.60 C K Index: -7.70 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 3.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.70 J/kg Max Up Vert Vel: 9.66 m/s Conv Inhibition (B-): 42309.80 J/kg Cap Strength: 18.91 C Lift Cond Lev (LCL): 900.21 mb = 862.74 m = 2830.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 18 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 1004 64 135 3 -2.1 2.1 | 154 21 -9.2 18.7 1 1000 93 130 5 -3.8 3.2 | 151 23 -10.9 19.8 2 925 662 270 9 9.0 -0.0 | 187 17 1.9 16.6 3 850 1286 325 13 7.5 -10.6 | 183 6 0.3 5.9 4 700 2676 305 17 13.9 -9.8 | 225 10 6.8 6.8 5 500 4990 305 40 32.8 -22.9 | 284 26 25.7 -6.4 6 400 6450 315 44 31.1 -31.1 | 301 28 24.0 -14.5 7 324 7802 310 42 32.2 -27.0 | 293 27 25.1 -10.4 8 300 8290 310 36 27.6 -23.1 | 288 21 20.5 -6.6 9 250 9440 305 35 28.7 -20.1 | 279 22 21.6 -3.5 10 200 10850 320 27 17.4 -20.7 | 292 11 10.2 -4.1 11 150 12650 330 17 8.5 -14.7 | 217 2 1.4 1.9 12 100 15140 310 15 11.5 -9.6 | 212 8 4.4 6.9 13 70 17290 270 11 11.0 -0.0 | 193 17 3.9 16.6 14 50 19280 245 17 15.4 7.2 | 199 25 8.3 23.8 Wind Parameters Mean winds (0-6000m): 306.8 at 24.1 knts Storm direction: 336.8 at 18.0 knts Shear (0-3000m) pos: 2.9 neg: 1.5 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 91.5 deg Storm rel helicity (0-3000m) pos: 100.1 neg: -2.1 tot: 98.0 m^2/s^2 ave: 32.7 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 3.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.52 Bulk Shear: 89.85 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 ------------------------------------------------------------------------------- 500 206 7 169 23| 10.1 0.0 10.1| 67.2 0.0 67.2 134.3 0.75| 15.2 11.4 1000 274 8 184 16| 7.5 0.0 7.5| 81.6 0.0 81.6 81.6 0.57| 13.0 7.4 1500 301 10 186 12| 5.8 0.0 5.8| 83.2 -2.1 81.1 54.1 0.47| 10.5 4.9 2000 308 11 189 10| 4.3 0.6 4.9| 86.7 -2.1 84.6 42.3 0.50| 8.5 4.2 2500 308 12 194 9| 3.5 1.0 4.4| 89.8 -2.1 87.7 35.1 0.51| 7.3 3.7 3000 307 13 200 9| 2.9 1.5 4.3|100.1 -2.1 98.0 32.7 0.55| 6.8 3.7 4000 306 16 220 9| 2.2 2.3 4.5|125.1 -2.1 123.0 30.8 0.57| 6.4 3.7 5000 306 20 244 11| 2.2 2.3 4.5|151.1 -2.1 149.0 29.8 0.55| 6.1 3.4 6000 307 24 260 12| 2.1 2.0 4.1|190.9 -2.1 188.8 31.5 0.59| 5.6 3.3 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251209.12.gif