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 U3078... Searching the city database file for: U3078 ... Date:1200Z 3 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 ------------------------------------------------------------------------------- 0 1000 3 360 3 SFC 991 67 -29.5 -33.2 70 3.7 -29.7 360 3 244.3 244.3 244.0 244.9 0.23 2 926 562 -18.5 -21.6 77 3.1 -19.0 123 3 260.3 260.4 258.9 262.3 0.73 3 925 570 -18.5 -21.6 77 3.1 -19.0 125 3 260.4 260.5 259.0 262.4 0.73 4 878 961 -15.5 -18.8 76 3.3 -16.2 82 3 267.4 267.6 264.8 270.2 0.99 5 850 1206 -15.1 -18.1 78 3.0 -15.7 55 3 270.3 270.5 267.0 273.4 1.08 6 819 1488 -14.7 -17.8 77 3.1 -15.4 45 3 273.6 273.8 269.2 276.9 1.15 7 713 2527 -20.5 -23.7 75 3.2 -21.0 10 3 278.3 278.4 271.5 280.7 0.79 8 700 2663 -21.3 -24.5 75 3.2 -21.8 5 3 278.9 279.0 271.8 281.1 0.75 9 594 3849 -29.9 -33.4 71 3.5 -30.2 316 7 282.3 282.4 273.2 283.5 0.38 10 500 5050 -39.1 -42.6 69 3.5 -39.3 265 11 285.4 285.4 274.5 286.0 0.18 11 482 5299 -41.3 -44.6 70 3.3 -41.5 271 10 285.7 285.7 274.6 286.2 0.15 12 400 6540 -48.9 -52.5 66 3.6 -49.0 300 7 291.4 291.4 277.5 291.7 0.07 13 393 6656 -49.9 -53.5 66 3.6 -50.0 298 7 291.6 291.6 277.6 291.8 0.07 14 317 8034 -59.7 -63.4 62 3.7 -59.7 280 11 296.5 296.5 279.8 296.6 0.02 15 300 8380 -59.1 -62.9 61 3.8 -59.2 295 13 302.0 302.0 282.3 302.1 0.03 16 278 8859 -58.1 -61.8 62 3.7 -58.2 301 15 310.1 310.1 285.4 310.3 0.03 17 250 9530 -57.5 -61.2 63 3.7 -57.6 310 17 320.6 320.6 289.0 320.7 0.04 18 234 9950 -57.1 -60.9 62 3.8 -57.2 309 18 327.3 327.3 291.0 327.5 0.04 19 200 10950 -56.5 -60.6 60 4.1 -56.6 305 21 343.3 343.3 295.1 343.5 0.05 20 191 11240 -56.5 -60.7 59 4.2 -56.6 306 22 347.8 347.9 296.2 348.1 0.06 21 160 12355 -57.7 -62.7 53 5.0 -57.8 309 24 363.9 363.9 299.5 364.1 0.05 22 150 12760 -58.5 -63.5 52 5.0 -58.6 310 25 369.3 369.3 300.5 369.5 0.05 23 136 13376 -59.7 -64.7 52 5.0 -59.8 308 25 377.7 377.7 301.9 377.9 0.05 24 123 14006 -59.7 -65.7 45 6.0 -59.9 305 25 388.7 388.7 303.6 388.9 0.05 25 109 14758 -62.7 -68.7 44 6.0 -62.8 302 25 396.7 396.7 304.8 396.9 0.03 26 100 15290 -63.1 -69.1 44 6.0 -63.2 300 25 405.8 405.8 306.0 406.0 0.03 27 96 15540 -63.7 -69.7 44 6.0 -63.8 301 25 409.4 409.4 306.5 409.6 0.03 28 85 16282 -65.9 -72.9 37 7.0 -66.0 302 24 419.5 419.5 307.7 419.6 0.02 29 72 17282 -68.9 -75.9 36 7.0 -69.0 305 23 433.5 433.5 309.2 433.6 0.02 30 70 17450 -69.1 -76.1 36 7.0 -69.2 305 23 436.6 436.6 309.6 436.6 0.02 31 60 18369 -69.7 -76.7 35 7.0 -69.8 310 20 454.9 454.9 311.3 455.0 0.02 32 51 19333 -71.3 -79.3 29 8.0 -71.4 314 17 472.8 472.8 312.9 472.9 0.01 33 50 19450 -71.5 -78.5 34 7.0 -71.6 315 17 475.0 475.0 313.1 475.1 0.02 34 42 20476 -73.1 -80.1 34 7.0 -73.2 495.3 495.3 314.6 495.4 0.02 TRP 317 8034 -59.7 -63.4 62 3.7 -59.7 280 11 296.5 296.5 279.8 296.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5047.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 73.90 % Est. max temperature: -2.58 C = 27.36 F Sfc-Lift cond lev (LCL): 930.82 mb = 524.12 m = 1719.52 ft T: -19.34 C 700-500 lapse rate: 7.46 C/km ThetaE index: 0.00 C Layer 991.0- -0.0 mb Conv cond level (CCL): 991.00 mb = 67.44 m = 221.26 ft Mean mixing ratio: 0.61 g/kg Conv temperature: -23.01 C = -9.42 F Cap Strength: 21.29 C Lifted Index: 22.70 C Risk: None Lifted Index @300 mb: 31.35 C Lifted Index @700 mb: 19.49 C Showalter Index: 10.04 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 21.00 C K Index: 2.70 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 2.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 74.85 J/kg Max Up Vert Vel: 12.24 m/s Conv Inhibition (B-): 40275.14 J/kg Cap Strength: 22.57 C Lift Cond Lev (LCL): 908.19 mb = 707.58 m = 2321.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 320 at 4 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 ---------------------------------------------------------- 0 991 67 360 3 -0.0 -3.0 | 97 3 -2.8 0.3 1 925 570 125 3 -2.5 1.7 | 134 7 -5.2 5.1 2 850 1206 55 3 -2.5 -1.7 | 107 5 -5.2 1.6 3 700 2663 5 3 -0.3 -3.0 | 97 3 -3.0 0.4 4 500 5050 265 11 11.0 1.0 | 242 9 8.2 4.3 5 400 6540 300 7 6.1 -3.5 | 273 3 3.3 -0.2 6 317 8034 280 11 10.8 -1.9 | 260 8 8.1 1.4 7 300 8380 295 13 11.8 -5.5 | 283 9 9.0 -2.2 8 250 9530 310 17 13.0 -10.9 | 307 13 10.2 -7.6 9 200 10950 305 21 17.2 -12.0 | 301 17 14.4 -8.7 10 150 12760 310 25 19.2 -16.1 | 308 21 16.4 -12.7 11 100 15290 300 25 21.7 -12.5 | 296 21 18.9 -9.2 12 70 17450 305 23 18.8 -13.2 | 302 19 16.1 -9.9 13 50 19450 315 17 12.0 -12.0 | 313 13 9.2 -8.7 Wind Parameters Mean winds (0-6000m): 290.3 at 5.8 knts Storm direction: 320.3 at 4.3 knts Shear (0-3000m) pos: 0.9 neg: 1.2 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -33.1 deg Storm rel helicity (0-3000m) pos: 6.3 neg: -7.4 tot: -1.1 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 2.5 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.62 Bulk Shear: 8.68 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 62 3 110 6| 5.5 0.0 5.5| 6.3 0.0 6.3 12.5 0.60| 6.7 4.0 1000 85 3 118 7| 2.7 1.4 4.1| 6.3 -4.5 1.7 1.7 0.14| 4.8 0.7 1500 71 3 113 6| 1.8 1.3 3.2| 6.3 -5.9 0.4 0.3 0.04| 3.7 0.2 2000 60 3 109 6| 1.4 1.2 2.5| 6.3 -6.3 -0.0 -0.0 0.01| 3.0 0.0 2500 50 3 106 5| 1.1 1.0 2.1| 6.3 -6.4 -0.2 -0.1 -0.00| 2.6 -0.0 3000 38 3 101 5| 0.9 1.2 2.1| 6.3 -7.4 -1.1 -0.4 -0.10| 2.5 -0.3 4000 0 4 80 3| 0.7 1.4 2.1| 6.3 -10.1 -3.8 -1.0 -0.31| 2.6 -0.8 5000 304 5 247 2| 0.5 1.4 1.9| 6.3 -18.5 -12.3 -2.5 -0.41| 2.8 -1.2 6000 290 6 243 3| 0.5 1.2 1.6| 11.0 -18.5 -7.5 -1.3 -0.27| 2.8 -0.8 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251203.12.gif