UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:0000Z 13 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 1014 73 -40.1 -44.3 64 4.2 -40.2 110 1 232.1 232.1 232.0 232.3 0.07 1 1000 168 -37.9 -42.3 63 4.4 -38.0 115 5 235.2 235.3 235.1 235.5 0.09 2 998 182 -37.5 -41.9 63 4.4 -37.7 116 5 235.8 235.8 235.6 236.0 0.10 3 989 244 -30.7 -35.0 66 4.3 -30.9 119 6 243.2 243.2 242.9 243.8 0.20 4 973 360 -26.9 -31.6 64 4.7 -27.3 126 8 248.2 248.2 247.7 249.0 0.28 5 925 725 -21.3 -26.3 64 5.0 -21.9 145 13 257.5 257.6 256.2 258.9 0.48 6 916 797 -20.3 -26.3 59 6.0 -21.0 137 12 259.3 259.4 257.6 260.6 0.49 7 850 1349 -20.1 -29.1 45 9.0 -21.2 75 5 265.1 265.2 261.9 266.3 0.41 8 740 2368 -25.7 -39.7 26 14.0 -26.8 68 4 269.7 269.7 264.8 270.2 0.16 9 700 2770 -28.1 -43.1 22 15.0 -29.0 65 3 271.4 271.4 265.8 271.8 0.12 10 587 4016 -35.1 -51.1 18 16.0 -35.8 13 12 277.2 277.2 269.5 277.4 0.06 11 500 5120 -41.3 -58.3 14 17.0 -41.8 325 21 282.7 282.7 272.8 282.8 0.03 12 464 5622 -44.1 -59.1 17 15.0 -44.5 322 24 285.3 285.3 274.2 285.4 0.03 13 400 6600 -50.1 -62.1 23 12.0 -50.3 315 31 289.9 289.9 276.6 290.0 0.02 14 377 6986 -52.9 -64.9 22 12.0 -53.1 315 31 291.1 291.1 277.3 291.2 0.02 15 300 8440 -60.1 -70.1 26 10.0 -60.2 315 29 300.6 300.6 281.6 300.7 0.01 16 282 8824 -61.5 -72.5 22 11.0 -61.6 315 33 304.0 304.0 283.0 304.0 0.01 17 250 9570 -60.3 -70.3 26 10.0 -60.4 315 31 316.4 316.4 287.6 316.5 0.01 18 247 9645 -60.1 -70.1 26 10.0 -60.2 315 31 317.8 317.8 288.1 317.9 0.01 19 200 10960 -60.9 -70.9 26 10.0 -61.0 320 27 336.3 336.3 293.4 336.4 0.01 20 166 12114 -60.9 -71.9 22 11.0 -61.0 323 22 354.7 354.7 297.7 354.8 0.01 21 150 12740 -62.1 -74.1 19 12.0 -62.2 325 19 363.1 363.1 299.3 363.1 0.01 22 100 15220 -66.1 -78.1 17 12.0 -66.2 340 13 400.0 400.0 305.2 400.1 0.01 23 83 16349 -68.3 -80.3 16 12.0 -68.4 343 13 417.4 417.4 307.4 417.5 0.01 24 73 17119 -69.7 -82.7 13 13.0 -69.8 344 13 430.1 430.1 308.9 430.1 0.01 25 70 17370 -69.3 -82.3 13 13.0 -69.4 345 13 436.1 436.1 309.5 436.2 0.01 26 55 18794 -73.5 -85.5 14 12.0 -73.6 331 10 457.6 457.6 311.5 457.7 0.00 27 50 19350 -74.3 -86.3 14 12.0 -74.4 325 9 468.4 468.4 312.5 468.4 0.00 28 45 19962 -75.5 -88.5 11 13.0 -75.6 479.8 479.8 313.4 479.8 0.00 29 38 20940 -75.7 -88.7 11 13.0 -75.8 503.1 503.1 315.2 503.1 0.00 TRP 282 8824 -61.5 -72.5 22 11.0 -61.6 315 33 304.0 304.0 283.0 304.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 4952.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 32.14 % Est. max temperature: -8.29 C = 17.08 F Sfc-Lift cond lev (LCL): 941.94 mb = 593.96 m = 1948.68 ft T: -23.31 C 700-500 lapse rate: 5.62 C/km ThetaE index: 0.00 C Layer 1014.0-6977149140605635270305172684800.0 mb Conv cond level (CCL): 1000.00 mb = 168.00 m = 551.17 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -29.43 C = -20.97 F Cap Strength: 24.18 C Lifted Index: 27.53 C Risk: None Lifted Index @300 mb: 36.47 C Lifted Index @700 mb: 20.22 C Showalter Index: 13.58 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 12.20 C K Index: -22.90 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 3.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 100.59 J/kg Max Up Vert Vel: 14.18 m/s Conv Inhibition (B-): 44719.26 J/kg Cap Strength: 27.48 C Lift Cond Lev (LCL): 910.94 mb = 837.86 m = 2748.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 9 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 1014 73 110 1 -0.9 0.3 | 183 9 0.5 8.8 1 1000 168 115 5 -4.5 2.1 | 164 11 -3.1 10.6 2 925 725 145 13 -7.5 10.6 | 162 20 -6.0 19.1 3 850 1349 75 5 -4.8 -1.3 | 154 8 -3.4 7.2 4 700 2770 65 3 -2.7 -1.3 | 170 7 -1.3 7.2 5 500 5120 325 21 12.0 -17.2 | 303 16 13.5 -8.7 6 400 6600 315 31 21.9 -21.9 | 300 27 23.3 -13.5 7 300 8440 315 29 20.5 -20.5 | 299 25 21.9 -12.1 8 282 8824 315 33 23.3 -23.3 | 301 29 24.7 -14.9 9 250 9570 315 31 21.9 -21.9 | 300 27 23.3 -13.5 10 200 10960 320 27 17.4 -20.7 | 303 22 18.8 -12.2 11 150 12740 325 19 10.9 -15.6 | 300 14 12.3 -7.1 12 100 15220 340 13 4.4 -12.2 | 303 7 5.9 -3.8 13 70 17370 345 13 3.4 -12.6 | 311 6 4.8 -4.1 14 50 19350 325 9 5.2 -7.4 | 261 7 6.6 1.1 Wind Parameters Mean winds (0-6000m): 339.5 at 11.4 knts Storm direction: 9.5 at 8.6 knts Shear (0-3000m) pos: 1.7 neg: 2.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -31.3 deg Storm rel helicity (0-3000m) pos: 10.0 neg: -33.3 tot: -23.3 m^2/s^2 ave: -7.8 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -1.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.42 Bulk Shear: 41.63 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 ------------------------------------------------------------------------------- 500 129 7 163 13| 10.2 0.0 10.2| 1.1 -11.7 -10.7 -21.4 -0.39| 10.9 -4.2 1000 133 9 161 15| 5.1 2.9 8.0| 3.4 -29.4 -25.9 -25.9 -0.38| 10.4 -3.9 1500 127 8 159 14| 3.4 3.3 6.7| 6.7 -29.7 -23.0 -15.3 -0.24| 8.8 -2.2 2000 119 7 158 13| 2.6 2.6 5.1| 8.1 -29.7 -21.6 -10.8 -0.21| 6.8 -1.4 2500 113 6 158 12| 2.0 2.1 4.1| 9.5 -29.7 -20.2 -8.1 -0.18| 5.6 -1.0 3000 107 6 157 11| 1.7 2.0 3.7| 10.0 -33.3 -23.3 -7.8 -0.22| 5.1 -1.1 4000 76 7 143 9| 1.3 2.7 4.0| 10.0 -42.5 -32.5 -8.1 -0.39| 5.2 -2.0 5000 9 9 340 0| 1.0 3.2 4.2| 10.0 -67.3 -57.2 -11.4 -0.46| 5.6 -2.6 6000 339 11 293 6| 0.9 3.3 4.1| 10.1 -72.2 -62.2 -10.4 -0.42| 5.4 -2.3 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251213.00.gif