UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121312.upa.cvt Date: 1200Z 13 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 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 1017 66 -34.1 -38.1 67 4.0 -34.3 110 5 237.9 237.9 237.8 238.3 0.14 1 1000 185 -29.9 -33.8 69 3.9 -30.2 130 17 243.2 243.3 243.0 243.8 0.22 2 980 330 -26.3 -29.9 72 3.6 -26.6 134 16 248.3 248.3 247.9 249.2 0.33 3 925 755 -19.7 -24.3 67 4.6 -20.3 145 13 259.2 259.3 257.7 260.8 0.58 4 906 908 -19.1 -24.1 65 5.0 -19.8 143 12 261.3 261.4 259.5 263.0 0.60 5 850 1378 -21.1 -30.1 44 9.0 -22.1 135 7 264.0 264.1 261.1 265.1 0.37 6 774 2067 -22.7 -37.7 24 15.0 -24.0 125 6 269.5 269.5 264.7 270.1 0.19 7 700 2799 -25.9 -41.9 21 16.0 -27.1 115 5 273.8 273.8 267.5 274.2 0.14 8 698 2820 -25.9 -41.9 21 16.0 -27.1 114 5 274.0 274.1 267.7 274.5 0.14 9 565 4323 -33.9 -51.9 15 18.0 -34.7 10 22 281.7 281.7 272.2 281.9 0.06 10 500 5170 -38.3 -55.3 15 17.0 -38.9 310 31 286.3 286.3 274.8 286.5 0.04 11 465 5666 -40.1 -57.1 15 17.0 -40.6 302 63 290.1 290.1 276.7 290.2 0.04 12 437 6085 -44.1 -57.9 20 13.8 -44.5 295 91 290.2 290.2 276.8 290.3 0.04 13 406 6573 -48.9 -58.9 30 10.0 -49.1 307 59 290.2 290.2 276.8 290.3 0.03 14 400 6670 -49.3 -59.3 30 10.0 -49.5 310 52 290.9 290.9 277.2 291.0 0.03 15 368 7212 -53.3 -63.3 29 10.0 -53.4 309 47 292.6 292.6 278.0 292.7 0.02 16 300 8510 -59.1 -69.1 26 10.0 -59.2 305 36 302.0 302.0 282.2 302.1 0.01 17 287 8788 -60.5 -70.5 26 10.0 -60.6 305 38 303.9 303.9 283.0 303.9 0.01 18 250 9650 -61.5 -71.5 25 10.0 -61.6 305 38 314.6 314.6 287.0 314.7 0.01 19 246 9750 -61.1 -71.1 25 10.0 -61.2 305 38 316.7 316.7 287.6 316.7 0.01 20 200 11040 -61.3 -71.3 25 10.0 -61.4 310 35 335.7 335.7 293.3 335.7 0.01 21 176 11832 -60.1 -70.1 26 10.0 -60.2 312 28 350.2 350.2 296.7 350.2 0.02 22 150 12820 -62.5 -73.5 21 11.0 -62.6 315 19 362.4 362.4 299.2 362.5 0.01 23 114 14504 -64.5 -75.5 21 11.0 -64.6 322 15 388.3 388.3 303.5 388.3 0.01 24 101 15240 -66.3 -77.3 20 11.0 -66.4 325 13 398.5 398.5 305.0 398.5 0.01 25 100 15300 -66.3 -77.3 20 11.0 -66.4 325 13 399.6 399.6 305.2 399.7 0.01 26 87 16140 -67.1 -79.1 17 12.0 -67.2 329 13 414.3 414.3 307.0 414.3 0.01 27 78 16795 -68.5 -79.5 19 11.0 -68.6 332 13 424.5 424.5 308.2 424.5 0.01 28 70 17440 -69.5 -80.5 19 11.0 -69.6 335 13 435.7 435.7 309.4 435.7 0.01 29 64 17973 -71.1 -83.1 15 12.0 -71.2 327 13 443.5 443.5 310.2 443.5 0.01 30 53 19087 -71.7 -82.7 18 11.0 -71.8 310 13 466.7 466.7 312.4 466.7 0.01 31 50 19430 -72.9 -83.9 17 11.0 -73.0 305 13 471.7 471.7 312.8 471.7 0.01 32 44 20178 -74.1 -85.1 17 11.0 -74.2 486.3 486.3 314.0 486.4 0.01 TRP 287 8788 -60.5 -70.5 26 10.0 -60.6 305 38 303.9 303.9 283.0 303.9 0.01 WND 437 6085 -44.1 -57.9 20 13.8 -44.5 295 91 290.2 290.2 276.8 290.3 0.04 Sounding variables and indices 1000-500 mb thick: 4985.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 31.65 % Est. max temperature: -8.68 C = 16.37 F Sfc-Lift cond lev (LCL): 949.46 mb = 563.14 m = 1847.54 ft T: -22.68 C 700-500 lapse rate: 5.23 C/km Conv cond level (CCL): 1000.00 mb = 185.00 m = 606.95 ft Mean mixing ratio: 0.38 g/kg Conv temperature: -26.75 C = -16.15 F Cap Strength: 25.64 C Lifted Index: 28.54 C Risk: None Lifted Index @300 mb: 35.74 C Lifted Index @700 mb: 20.31 C Showalter Index: 17.52 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: 8.20 C K Index: -28.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 4.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 75.92 J/kg Max Up Vert Vel: 12.32 m/s Conv Inhibition (B-): 42304.64 J/kg Cap Strength: 28.28 C Lift Cond Lev (LCL): 915.47 mb = 831.41 m = 2727.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 15 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 1017 66 110 5 -4.7 1.7 | 141 20 -12.3 15.2 1 1000 185 130 17 -13.0 10.9 | 140 32 -20.7 24.4 2 925 755 145 13 -7.5 10.6 | 148 28 -15.1 24.1 3 850 1378 135 7 -4.9 4.9 | 146 22 -12.6 18.4 4 700 2799 115 5 -4.5 2.1 | 142 20 -12.2 15.6 5 500 5170 310 31 23.7 -19.9 | 292 17 16.1 -6.5 6 437 6085 295 91 82.5 -38.5 | 288 79 74.8 -25.0 7 400 6670 310 52 39.8 -33.4 | 302 38 32.2 -20.0 8 300 8510 305 36 29.5 -20.6 | 288 23 21.8 -7.2 9 287 8788 305 38 31.1 -21.8 | 290 25 23.5 -8.3 10 250 9650 305 38 31.1 -21.8 | 290 25 23.5 -8.3 11 200 11040 310 35 26.8 -22.5 | 295 21 19.2 -9.0 12 150 12820 315 19 13.4 -13.4 | 270 6 5.8 0.0 13 100 15300 325 13 7.5 -10.6 | 176 3 -0.2 2.8 14 70 17440 335 13 5.5 -11.8 | 128 3 -2.2 1.7 15 50 19430 305 13 10.6 -7.5 | 207 7 3.0 6.0 Wind Parameters Mean winds (0-6000m): 300.4 at 20.6 knts Storm direction: 330.4 at 15.5 knts Shear (0-3000m) pos: 1.8 neg: 1.7 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): -8.1 deg Storm rel helicity (0-3000m) pos: 38.4 neg: -38.4 tot: 0.0 m^2/s^2 ave: 0.0 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -0.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.47 Bulk Shear: 161.57 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 ------------------------------------------------------------------------------- 500 133 15 142 30| 10.6 0.0 10.6| 28.9 -5.7 23.2 46.4 0.17| 15.8 2.7 1000 137 13 144 29| 5.3 2.2 7.5| 38.4 -10.9 27.6 27.6 0.16| 10.4 1.6 1500 137 12 145 27| 3.5 2.6 6.2| 38.4 -14.3 24.2 16.1 0.11| 8.1 0.9 2000 136 10 145 26| 2.7 2.2 4.9| 38.4 -17.5 20.9 10.5 0.08| 6.4 0.5 2500 135 9 144 25| 2.1 2.0 4.1| 38.4 -19.7 18.7 7.5 0.06| 5.3 0.3 3000 132 9 144 24| 1.8 1.7 3.5| 38.4 -38.4 0.0 0.0 -0.06| 5.1 -0.3 4000 107 10 134 24| 1.3 3.6 4.9| 38.4-137.4 -98.9 -24.7 -0.42| 6.4 -2.7 5000 352 13 97 6| 1.1 4.5 5.6| 38.4-238.6-200.2 -40.0 -0.62| 8.4 -5.2 6000 300 21 253 11| 0.9 8.8 9.7| 44.5-358.1-313.6 -52.3 -0.41| 12.5 -5.1 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251213.12.gif