UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U3330... Searching the city database file for: U3330 ... Date:1200Z 8 DEC 25 Station: U3330 WMO ident: 23330 Latitude: 66.53 Longitude: 66.53 ------------------------------------------------------------------------------- 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 1030 17 -8.1 -14.1 62 6.0 -9.5 250 5 262.8 263.0 261.9 266.2 1.24 1 1023 70 -7.5 -14.5 57 7.0 -9.2 257 9 263.9 264.1 262.7 267.2 1.21 2 1000 246 -8.9 -15.9 57 7.0 -10.5 280 21 264.2 264.4 262.7 267.3 1.10 3 960 561 -11.3 -18.3 56 7.0 -12.7 296 26 264.9 265.1 262.9 267.5 0.94 4 925 846 -11.9 -18.9 56 7.0 -13.3 310 31 267.1 267.3 264.4 269.7 0.93 5 913 946 -11.9 -18.9 56 7.0 -13.3 311 34 268.1 268.3 265.2 270.8 0.94 6 886 1176 -11.1 -19.1 52 8.0 -12.8 313 41 271.3 271.4 267.4 274.0 0.95 7 850 1493 -13.9 -21.9 51 8.0 -15.4 315 50 271.6 271.7 267.3 273.8 0.78 8 824 1728 -15.1 -24.1 46 9.0 -16.6 318 45 272.7 272.8 267.8 274.7 0.66 9 728 2660 -17.9 -33.9 23 16.0 -19.9 331 24 279.5 279.6 271.4 280.4 0.30 10 700 2952 -20.3 -37.3 20 17.0 -22.1 335 17 280.0 280.0 271.5 280.7 0.22 11 588 4221 -28.3 -46.3 16 18.0 -29.5 322 22 285.0 285.0 274.2 285.4 0.10 12 500 5360 -37.7 -50.7 24 13.0 -38.2 310 27 287.1 287.1 275.3 287.3 0.07 13 400 6860 -48.3 -57.3 35 9.0 -48.5 305 35 292.2 292.2 277.8 292.4 0.04 14 303 8629 -62.5 -69.5 38 7.0 -62.6 319 46 296.4 296.4 279.7 296.4 0.01 15 300 8690 -62.7 -69.7 38 7.0 -62.7 320 46 297.0 297.0 280.0 297.0 0.01 16 277 9180 -64.7 -71.7 38 7.0 -64.7 329 39 300.9 300.9 281.7 301.0 0.01 17 257 9640 -62.9 -69.9 38 7.0 -63.0 337 32 310.1 310.1 285.4 310.1 0.01 18 250 9810 -63.9 -70.9 38 7.0 -64.0 340 29 311.1 311.1 285.7 311.1 0.01 19 222 10527 -69.7 -76.7 35 7.0 -69.7 325 23 312.9 312.9 286.4 312.9 0.01 20 200 11150 -68.5 -75.5 36 7.0 -68.5 335 33 324.3 324.3 290.0 324.3 0.01 21 166 12276 -67.3 -74.3 36 7.0 -67.4 335 28 344.0 344.0 295.3 344.1 0.01 22 155 12697 -62.1 -69.1 39 7.0 -62.2 335 26 359.7 359.7 298.7 359.8 0.02 23 150 12900 -62.5 -69.5 38 7.0 -62.6 335 25 362.4 362.4 299.2 362.5 0.02 24 128 13862 -68.3 -74.3 42 6.0 -68.4 327 26 368.8 368.8 300.4 368.8 0.01 25 100 15350 -65.1 -72.1 37 7.0 -65.2 315 27 401.9 402.0 305.5 402.1 0.02 26 73 17249 -66.7 -73.7 37 7.0 -66.8 311 20 436.4 436.4 309.5 436.6 0.02 27 70 17500 -69.3 -76.3 35 7.0 -69.4 310 19 436.1 436.1 309.5 436.2 0.02 28 59 18515 -72.1 -79.1 34 7.0 -72.2 305 21 451.7 451.7 311.0 451.8 0.01 29 50 19490 -72.3 -79.3 34 7.0 -72.4 300 23 473.1 473.1 312.9 473.2 0.01 30 46 19979 -72.5 -79.5 34 7.0 -72.6 296 23 484.1 484.1 313.8 484.1 0.02 31 38 21087 -76.5 -83.5 32 7.0 -76.6 287 22 501.0 501.0 315.0 501.1 0.01 32 35 21563 -74.3 -81.3 33 7.0 -74.4 283 22 518.7 518.7 316.2 518.8 0.02 33 30 22450 -78.1 -85.1 31 7.0 -78.1 275 21 531.7 531.7 317.1 531.8 0.01 34 28 22842 -79.5 -86.5 30 7.0 -79.6 274 22 538.4 538.4 317.4 538.5 0.01 35 20 24750 -78.9 -85.9 31 7.0 -79.0 270 27 594.7 594.7 320.3 594.7 0.01 36 19 25042 -78.1 -85.1 31 7.0 -78.2 605.9 605.9 320.9 606.0 0.01 37 12 27641 -82.1 -89.1 29 7.0 -82.2 676.9 676.9 323.7 676.9 0.01 38 11 28132 -78.9 -85.9 31 7.0 -79.0 705.5 705.6 324.6 705.7 0.02 TRP 222 10527 -69.7 -76.7 35 7.0 -69.7 325 23 312.9 312.9 286.4 312.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5114.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 32.81 % Est. max temperature: 0.49 C = 32.87 F Sfc-Lift cond lev (LCL): 935.72 mb = 757.61 m = 2485.55 ft T: -11.71 C 700-500 lapse rate: 7.23 C/km ThetaE index: 0.17 C Layer 850.0- 824.0 mb Conv cond level (CCL): 689.50 mb = 3062.00 m = 10045.82 ft Mean mixing ratio: 1.04 g/kg Conv temperature: 9.67 C = 49.41 F Cap Strength: 15.27 C Lifted Index: 16.07 C Risk: None Lifted Index @300 mb: 20.78 C Lifted Index @700 mb: 12.08 C Showalter Index: 11.09 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 15.80 C K Index: -15.10 Risk: None Sweat Index: 127.00 Risk: None Energy Index: 2.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.85 J/kg Max Up Vert Vel: 4.44 m/s Conv Inhibition (B-): 53721.86 J/kg Cap Strength: 16.01 C Lift Cond Lev (LCL): 875.62 mb = 1266.16 m = 4154.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 345 at 21 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 1030 17 250 5 4.7 1.7 | 178 22 -0.7 21.6 1 1000 246 280 21 20.7 -3.6 | 223 22 15.3 16.2 2 925 846 310 31 23.7 -19.9 | 270 18 18.3 -0.0 3 850 1493 315 50 35.4 -35.4 | 297 34 30.0 -15.5 4 700 2952 335 17 7.2 -15.4 | 202 5 1.8 4.5 5 500 5360 310 27 20.7 -17.4 | 261 15 15.3 2.5 6 400 6860 305 35 28.7 -20.1 | 270 23 23.3 -0.2 7 300 8690 320 46 29.6 -35.2 | 302 29 24.2 -15.3 8 250 9810 340 29 9.9 -27.3 | 328 9 4.5 -7.4 9 222 10527 325 23 13.2 -18.8 | 262 8 7.8 1.0 10 200 11150 335 33 13.9 -29.9 | 320 13 8.5 -10.0 11 150 12900 335 25 10.6 -22.7 | 298 6 5.2 -2.8 12 100 15350 315 27 19.1 -19.1 | 267 14 13.7 0.8 13 70 17500 310 19 14.6 -12.2 | 230 12 9.2 7.7 14 50 19490 300 23 19.9 -11.5 | 240 17 14.5 8.4 15 30 22450 275 21 20.9 -1.8 | 221 24 15.5 18.1 16 20 24750 270 27 27.0 -0.0 | 227 29 21.6 19.9 Wind Parameters Mean winds (0-6000m): 314.8 at 27.5 knts Storm direction: 344.8 at 20.6 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 27.6 deg Storm rel helicity (0-3000m) pos: 274.8 neg: -16.7 tot: 258.0 m^2/s^2 ave: 86.0 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 15.0 stream: 6.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.32 Bulk Shear: 30.55 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 ------------------------------------------------------------------------------- 500 283 19 219 20| 22.8 0.0 22.8|139.1 0.0 139.1 278.2 0.99| 25.3 25.0 1000 298 24 242 18| 17.4 0.0 17.4|206.9 0.0 206.9 206.9 0.95| 20.2 19.3 1500 306 31 264 20| 16.3 0.0 16.3|266.4 0.0 266.4 177.6 0.86| 18.2 15.7 2000 310 34 275 21| 9.5 0.0 9.5|274.8 0.0 274.8 137.4 0.71| 16.9 12.0 2500 312 34 278 20| 5.4 0.0 5.4|274.8 -6.6 268.2 107.3 0.58| 15.9 9.2 3000 313 32 276 18| 3.0 0.0 3.0|274.8 -16.7 258.0 86.0 0.43| 15.0 6.4 4000 316 29 273 15| 2.3 0.7 2.9|281.2 -16.7 264.5 66.1 0.45| 11.9 5.3 5000 316 27 270 14| 1.8 1.2 3.0|285.4 -16.7 268.7 53.7 0.44| 10.2 4.4 6000 315 27 268 14| 1.5 1.4 2.9|293.4 -16.7 276.7 46.1 0.43| 9.0 3.9 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20251208.12.gif