UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 5 DEC 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1011 96 -8.7 -9.5 94 0.8 -8.9 340 1 263.6 263.9 263.6 268.5 1.84 1 1000 181 -4.3 -6.7 83 2.4 -5.1 345 3 268.9 269.2 268.1 275.1 2.31 2 977 364 -4.9 -9.6 70 4.7 -6.3 333 4 270.0 270.4 268.1 275.2 1.89 3 971 413 -5.3 -10.3 68 5.0 -6.8 330 5 270.1 270.4 268.1 275.1 1.79 4 925 792 -7.7 -12.0 71 4.3 -8.9 305 7 271.4 271.7 268.7 276.0 1.64 5 891 1082 -10.1 -15.0 67 4.9 -11.3 309 12 271.9 272.1 268.4 275.6 1.34 6 860 1356 -8.9 -21.9 34 13.0 -11.6 314 17 275.9 276.0 270.0 278.2 0.77 7 851 1437 -9.5 -24.5 28 15.0 -12.4 315 19 276.1 276.2 269.9 277.9 0.62 8 850 1446 -9.5 -24.5 28 15.0 -12.4 315 19 276.2 276.3 269.9 278.0 0.62 9 757 2334 -13.1 -35.1 14 22.0 -16.2 324 29 281.6 281.6 272.5 282.4 0.26 10 743 2476 -12.9 -35.9 13 23.0 -16.1 325 31 283.3 283.4 273.5 284.1 0.24 11 728 2631 -12.7 -23.7 39 11.0 -14.9 327 33 285.2 285.3 275.4 287.6 0.77 12 712 2800 -13.7 -18.7 66 5.0 -14.9 329 35 285.9 286.1 276.5 289.6 1.23 13 700 2929 -14.3 -18.4 71 4.1 -15.3 330 36 286.6 286.9 276.9 290.5 1.28 14 663 3339 -17.9 -20.9 77 3.0 -18.5 328 41 287.1 287.3 276.9 290.4 1.09 15 636 3649 -18.7 -22.6 71 3.9 -19.5 327 44 289.6 289.8 278.0 292.6 0.98 16 565 4518 -27.1 -30.5 73 3.4 -27.5 324 54 289.7 289.8 277.3 291.4 0.53 17 552 4687 -26.1 -29.4 74 3.3 -26.6 323 56 292.8 292.9 279.0 294.8 0.61 18 542 4819 -25.3 -29.5 68 4.2 -25.9 322 57 295.3 295.4 280.1 297.3 0.61 19 500 5400 -30.1 -42.1 30 12.0 -31.1 320 64 296.3 296.4 280.0 297.0 0.19 20 498 5428 -30.5 -42.5 30 12.0 -31.4 320 64 296.2 296.2 279.9 296.8 0.18 21 480 5689 -30.9 -44.9 24 14.0 -31.9 320 67 298.8 298.9 281.0 299.3 0.15 22 435 6380 -33.5 -47.5 23 14.0 -34.4 320 73 304.1 304.1 283.2 304.5 0.12 23 400 6960 -38.7 -50.7 27 12.0 -39.3 320 79 304.7 304.7 283.4 305.0 0.09 24 380 7311 -41.7 -51.7 33 10.0 -42.1 319 80 305.2 305.3 283.6 305.6 0.09 25 360 7677 -42.9 -51.9 37 9.0 -43.3 317 81 308.4 308.4 284.8 308.7 0.09 26 330 8258 -48.0 -57.0 35 9.0 -48.2 315 83 309.2 309.2 285.1 309.4 0.05 27 300 8880 -53.5 -62.5 33 9.0 -53.7 310 83 309.9 309.9 285.3 310.0 0.03 28 269 9568 -59.7 -67.7 35 8.0 -59.8 307 81 310.7 310.7 285.6 310.8 0.02 29 250 10020 -62.5 -70.5 33 8.0 -62.6 305 79 313.1 313.2 286.5 313.2 0.01 30 236 10375 -64.7 -72.7 32 8.0 -64.7 305 77 315.0 315.0 287.1 315.1 0.01 31 213 11004 -63.5 -71.5 33 8.0 -63.6 305 76 326.3 326.3 290.6 326.3 0.01 32 200 11390 -65.1 -73.1 32 8.0 -65.1 305 75 329.7 329.7 291.6 329.7 0.01 33 198 11451 -65.9 -73.9 32 8.0 -66.0 305 74 329.3 329.3 291.5 329.4 0.01 34 184 11898 -62.5 -70.5 33 8.0 -62.6 305 71 341.8 341.8 294.8 341.9 0.02 35 156 12917 -60.7 -68.7 34 8.0 -60.8 305 62 361.4 361.4 299.0 361.5 0.02 36 150 13160 -61.5 -69.5 34 8.0 -61.6 305 60 364.1 364.1 299.5 364.2 0.02 37 147 13285 -61.9 -69.9 34 8.0 -62.0 305 59 365.5 365.6 299.8 365.6 0.02 38 136 13771 -59.1 -67.1 35 8.0 -59.3 306 56 378.7 378.7 302.1 378.9 0.03 39 102 15558 -63.7 -73.7 24 10.0 -63.8 310 45 402.4 402.4 305.5 402.5 0.02 40 100 15680 -63.7 -73.7 24 10.0 -63.8 310 44 404.7 404.7 305.8 404.7 0.02 41 70 17860 -64.9 -75.9 21 11.0 -65.1 305 46 445.5 445.5 310.4 445.6 0.02 42 56 19206 -69.9 -80.9 19 11.0 -70.0 308 46 463.5 463.5 312.1 463.6 0.01 43 50 19880 -70.5 -81.5 18 11.0 -70.6 310 46 477.4 477.4 313.2 477.4 0.01 44 30 22860 -79.3 -90.3 15 11.0 -79.4 295 60 528.5 528.5 316.8 528.5 0.00 45 29 23052 -79.5 -90.5 15 11.0 -79.6 533.1 533.1 317.1 533.1 0.00 46 27 23460 -77.5 -89.5 13 12.0 -77.6 549.7 549.7 318.1 549.7 0.00 TRP 236 10375 -64.7 -72.7 32 8.0 -64.7 305 77 315.0 315.0 287.1 315.1 0.01 WND 330 8258 -48.0 -57.0 35 9.0 -48.2 315 83 309.2 309.2 285.1 309.4 0.05 Sounding variables and indices 1000-500 mb thick: 5219.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 56.03 % Est. max temperature: 3.48 C = 38.26 F Sfc-Lift cond lev (LCL): 997.96 mb = 197.09 m = 646.60 ft T: -4.35 C 700-500 lapse rate: 6.39 C/km ThetaE index: 0.37 C Layer 891.0- 860.0 mb Conv cond level (CCL): 704.50 mb = 2880.41 m = 9450.05 ft Mean mixing ratio: 1.83 g/kg Conv temperature: 14.12 C = 57.42 F Cap Strength: 17.40 C Lifted Index: 17.69 C Risk: None Lifted Index @300 mb: 24.70 C Lifted Index @700 mb: 12.11 C Showalter Index: 15.35 C Risk: None Total Totals Index: 26.20 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 5.60 C K Index: -8.00 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 4.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.24 J/kg Max Up Vert Vel: 5.70 m/s Conv Inhibition (B-): 42837.10 J/kg Cap Strength: 17.70 C Lift Cond Lev (LCL): 900.55 mb = 999.45 m = 3279.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 28 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 1011 96 340 1 0.3 -0.9 | 173 27 -3.3 27.0 1 1000 181 345 3 0.8 -2.9 | 173 25 -2.9 25.0 2 925 792 305 7 5.7 -4.0 | 185 24 2.1 23.9 3 850 1446 315 19 13.4 -13.4 | 214 18 9.8 14.5 4 700 2929 330 36 18.0 -31.2 | 283 15 14.4 -3.2 5 500 5400 320 64 41.1 -49.0 | 299 43 37.5 -21.1 6 400 6960 320 79 50.8 -60.5 | 305 57 47.1 -32.6 7 330 8258 315 83 58.7 -58.7 | 299 63 55.0 -30.7 8 300 8880 310 83 63.6 -53.4 | 293 65 59.9 -25.4 9 250 10020 305 79 64.7 -45.3 | 286 63 61.1 -17.4 10 236 10375 305 77 63.1 -44.2 | 285 62 59.4 -16.2 11 200 11390 305 75 61.4 -43.0 | 285 60 57.8 -15.1 12 150 13160 305 60 49.1 -34.4 | 278 46 45.5 -6.5 13 100 15680 310 44 33.7 -28.3 | 271 30 30.1 -0.3 14 70 17860 305 46 37.7 -26.4 | 267 34 34.0 1.6 15 50 19880 310 46 35.2 -29.6 | 273 32 31.6 -1.6 16 30 22860 295 60 54.4 -25.4 | 267 51 50.7 2.6 Wind Parameters Mean winds (0-6000m): 322.6 at 37.6 knts Storm direction: 352.6 at 28.2 knts Shear (0-3000m) pos: 4.5 neg: 2.0 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 113.5 deg Storm rel helicity (0-3000m) pos: 163.3 neg: 0.0 tot: 163.3 m^2/s^2 ave: 54.4 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 149.80 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 ------------------------------------------------------------------------------- 500 329 4 176 25| 0.0 4.9 4.9| 20.3 0.0 20.3 40.6 0.58| 5.6 3.2 1000 313 6 182 24| 0.0 6.0 6.0| 59.6 0.0 59.6 59.6 0.75| 6.7 5.0 1500 314 10 189 21| 2.9 4.0 6.9| 95.6 0.0 95.6 63.7 0.80| 7.3 5.8 2000 317 13 196 19| 3.7 3.0 6.7|119.3 0.0 119.3 59.7 0.83| 7.1 5.8 2500 320 16 204 17| 4.2 2.4 6.6|142.8 0.0 142.8 57.1 0.86| 6.9 6.0 3000 323 20 213 15| 4.5 2.0 6.5|163.3 0.0 163.3 54.4 0.86| 6.8 5.9 4000 325 25 237 13| 3.4 3.0 6.4|184.4 0.0 184.4 46.1 0.74| 6.6 4.9 5000 324 32 261 15| 2.7 3.6 6.4|194.5 0.0 194.5 38.9 0.62| 6.5 4.0 6000 323 38 276 19| 2.3 3.9 6.2|221.5 -0.2 221.3 36.9 0.56| 6.3 3.6 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251205.00.gif