UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121212.upa.cvt Date: 1200Z 12 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 12 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 1013 67 -39.5 -43.7 64 4.2 -39.6 135 1 232.8 232.8 232.7 233.0 0.08 1 1000 156 -37.9 -42.2 64 4.3 -38.0 130 3 235.2 235.3 235.1 235.5 0.09 2 988 239 -32.9 -37.4 64 4.5 -33.1 122 4 241.1 241.1 240.8 241.5 0.16 3 956 473 -25.3 -29.8 66 4.5 -25.7 101 6 251.1 251.1 250.4 252.0 0.34 4 928 688 -21.1 -25.7 66 4.6 -21.7 82 9 257.5 257.6 256.2 258.9 0.51 5 925 712 -21.1 -25.7 66 4.6 -21.7 80 9 257.7 257.8 256.4 259.1 0.51 6 850 1338 -21.9 -27.9 58 6.0 -22.6 20 11 263.2 263.3 260.6 264.5 0.45 7 839 1434 -22.1 -28.1 58 6.0 -22.8 19 11 264.0 264.0 261.2 265.3 0.45 8 742 2327 -27.3 -33.3 57 6.0 -27.8 6 8 267.8 267.8 263.7 268.7 0.31 9 700 2745 -29.3 -35.3 56 6.0 -29.8 360 7 270.0 270.1 265.2 270.9 0.27 10 612 3695 -34.9 -39.9 60 5.0 -35.2 346 13 274.2 274.2 267.9 274.8 0.19 11 517 4854 -42.3 -48.3 52 6.0 -42.5 328 20 278.8 278.8 270.6 279.1 0.09 12 500 5080 -43.7 -49.7 51 6.0 -43.9 325 21 279.8 279.8 271.1 280.0 0.08 13 410 6390 -51.3 -58.3 43 7.0 -51.4 321 28 286.3 286.3 274.8 286.4 0.04 14 400 6550 -52.1 -59.1 43 7.0 -52.2 320 29 287.3 287.3 275.3 287.4 0.03 15 331 7756 -58.5 -65.5 40 7.0 -58.6 320 30 294.5 294.5 278.9 294.5 0.02 16 300 8370 -60.7 -67.7 39 7.0 -60.7 320 31 299.8 299.8 281.3 299.8 0.01 17 295 8475 -60.9 -67.9 39 7.0 -61.0 320 31 300.9 300.9 281.7 301.0 0.01 18 258 9313 -58.7 -65.7 40 7.0 -58.8 324 28 315.9 315.9 287.4 316.0 0.02 19 250 9510 -59.7 -66.7 40 7.0 -59.8 325 27 317.3 317.3 287.9 317.4 0.02 20 235 9896 -59.7 -66.7 40 7.0 -59.8 324 26 323.0 323.0 289.7 323.1 0.02 21 210 10596 -60.3 -68.3 34 8.0 -60.4 321 25 332.6 332.6 292.4 332.7 0.02 22 200 10900 -60.3 -68.3 34 8.0 -60.4 320 25 337.3 337.3 293.7 337.4 0.02 23 188 11286 -59.7 -67.7 35 8.0 -59.8 322 25 344.3 344.3 295.4 344.4 0.02 24 151 12649 -62.1 -71.1 29 9.0 -62.2 330 23 362.4 362.4 299.2 362.5 0.02 25 150 12690 -62.1 -71.1 29 9.0 -62.2 330 23 363.1 363.1 299.3 363.2 0.02 26 126 13762 -63.9 -73.9 24 10.0 -64.0 330 19 378.4 378.4 302.0 378.5 0.01 27 100 15170 -66.3 -76.3 23 10.0 -66.4 330 13 399.6 399.6 305.2 399.7 0.01 28 79 16589 -68.9 -78.9 22 10.0 -69.0 353 10 422.1 422.1 308.0 422.2 0.01 29 70 17310 -70.5 -81.5 18 11.0 -70.6 5 9 433.6 433.6 309.2 433.6 0.01 30 67 17570 -70.7 -81.7 18 11.0 -70.8 3 9 438.6 438.6 309.7 438.6 0.01 31 56 18634 -71.7 -82.7 18 11.0 -71.8 355 8 459.4 459.4 311.7 459.4 0.01 32 51 19184 -73.5 -84.5 17 11.0 -73.6 351 7 467.6 467.6 312.4 467.7 0.01 33 50 19300 -73.5 -84.5 17 11.0 -73.6 350 7 470.3 470.3 312.7 470.3 0.01 34 40 20602 -74.3 -85.3 17 11.0 -74.4 499.3 499.3 314.9 499.3 0.01 TRP 295 8475 -60.9 -67.9 39 7.0 -61.0 320 31 300.9 300.9 281.7 301.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 4924.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 58.49 % Est. max temperature: -9.97 C = 14.06 F Sfc-Lift cond lev (LCL): 941.17 mb = 585.97 m = 1922.46 ft T: -23.09 C 700-500 lapse rate: 6.17 C/km ThetaE index: 0.00 C Layer 1013.0- 0.0 mb Conv cond level (CCL): 1000.00 mb = 156.00 m = 511.80 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -29.54 C = -21.18 F Cap Strength: 24.95 C Lifted Index: 25.48 C Risk: None Lifted Index @300 mb: 36.19 C Lifted Index @700 mb: 19.43 C Showalter Index: 12.59 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 15.80 C K Index: -12.10 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 101.82 J/kg Max Up Vert Vel: 14.27 m/s Conv Inhibition (B-): 41972.24 J/kg Cap Strength: 25.24 C Lift Cond Lev (LCL): 917.00 mb = 776.33 m = 2546.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 13 at 10 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 67 135 1 -0.7 0.7 | 188 10 1.5 10.3 1 1000 156 130 3 -2.3 1.9 | 180 12 -0.1 11.6 2 925 712 80 9 -8.9 -1.6 | 141 10 -6.6 8.1 3 850 1338 20 11 -3.8 -10.3 | 65 2 -1.5 -0.7 4 700 2745 360 7 -0.0 -7.0 | 220 3 2.2 2.6 5 500 5080 325 21 12.0 -17.2 | 298 16 14.3 -7.6 6 400 6550 320 29 18.6 -22.2 | 301 24 20.9 -12.6 7 300 8370 320 31 19.9 -23.7 | 302 26 22.2 -14.1 8 295 8475 320 31 19.9 -23.7 | 302 26 22.2 -14.1 9 250 9510 325 27 15.5 -22.1 | 305 22 17.7 -12.5 10 200 10900 320 25 16.1 -19.2 | 297 21 18.3 -9.5 11 150 12690 330 23 11.5 -19.9 | 307 17 13.7 -10.3 12 100 15170 330 13 6.5 -11.3 | 281 9 8.7 -1.6 13 70 17310 5 9 -0.8 -9.0 | 245 2 1.5 0.7 14 50 19300 350 7 1.2 -6.9 | 232 4 3.5 2.7 Wind Parameters Mean winds (0-6000m): 343.1 at 13.2 knts Storm direction: 13.1 at 9.9 knts Shear (0-3000m) pos: 0.0 neg: 1.7 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 67.8 deg Storm rel helicity (0-3000m) pos: 1.7 neg: -37.8 tot: -36.1 m^2/s^2 ave: -12.0 10^-3 m/s^2 rel: -0.46 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.95 Bulk Shear: 34.53 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 ------------------------------------------------------------------------------- 500 106 5 169 11| 0.0 6.9 6.9| 0.0 -21.8 -21.8 -43.7 -0.95| 7.8 -7.4 1000 78 7 152 9| 0.0 5.2 5.2| 0.0 -35.4 -35.4 -35.4 -0.81| 8.1 -6.6 1500 55 8 139 7| 0.0 3.7 3.7| 0.0 -37.7 -37.7 -25.1 -0.72| 7.4 -5.3 2000 42 8 134 5| 0.0 2.5 2.5| 0.1 -37.7 -37.6 -18.8 -0.62| 6.0 -3.7 2500 34 8 137 4| 0.0 1.7 1.7| 0.1 -37.8 -37.7 -15.1 -0.58| 5.2 -3.0 3000 28 8 144 3| 0.0 1.7 1.7| 1.7 -37.8 -36.1 -12.0 -0.46| 4.7 -2.2 4000 13 9 198 1| 0.0 2.0 2.0| 5.7 -37.8 -32.1 -8.0 -0.27| 4.4 -1.2 5000 354 11 291 4| 0.0 2.3 2.3| 5.9 -41.0 -35.1 -7.0 -0.24| 4.3 -1.0 6000 343 13 296 7| 0.0 2.3 2.3| 10.1 -41.0 -30.9 -5.2 -0.19| 4.1 -0.8 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251212.12.gif