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 LBSF... Searching the city database file for: LBSF ... Date:1200Z 8 DEC 25 Station: LBSF WMO ident: 15614 Latitude: 42.65 Longitude: 23.38 Elevation: 595.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 175 SFC 951 595 7.4 2.8 73 4.6 5.2 320 3 284.6 285.5 280.7 298.4 4.92 2 925 818 4.6 2.3 85 2.3 3.5 275 5 284.0 284.9 280.3 297.7 4.88 3 871 1303 0.6 0.5 99 0.1 0.5 312 7 284.8 285.6 280.3 297.6 4.55 4 868 1331 2.2 0.0 85 2.2 1.2 320 7 286.7 287.5 281.0 299.3 4.40 5 851 1491 2.8 -0.5 79 3.3 1.3 2 3 289.0 289.7 282.0 301.4 4.33 6 850 1500 2.8 -0.5 79 3.3 1.3 5 3 289.1 289.8 282.0 301.6 4.34 7 807 1919 1.8 -4.2 64 6.0 -0.7 5 6 292.3 293.0 282.4 302.5 3.47 8 700 3049 -6.1 -9.5 77 3.4 -7.3 25 7 295.7 296.2 282.9 303.7 2.66 9 676 3320 -8.5 -10.8 83 2.3 -9.3 17 7 296.0 296.5 282.8 303.5 2.48 10 648 3647 -9.7 -16.7 57 7.0 -11.8 8 8 298.3 298.5 282.7 303.2 1.60 11 581 4480 -15.7 -21.7 60 6.0 -17.1 6 12 300.7 300.9 283.2 304.4 1.16 12 532 5141 -18.1 -35.1 21 17.0 -20.7 25 12 305.5 305.6 284.1 306.8 0.36 13 500 5600 -22.3 -34.3 33 12.0 -24.1 20 9 305.9 305.9 284.3 307.3 0.42 14 487 5793 -24.1 -34.1 39 10.0 -25.5 22 10 306.0 306.0 284.4 307.5 0.44 15 456 6270 -28.3 -39.3 34 11.0 -29.5 28 14 306.5 306.6 284.4 307.5 0.28 16 400 7200 -34.7 -53.7 13 19.0 -35.7 20 13 309.9 309.9 285.4 310.1 0.06 17 388 7411 -35.9 -57.9 9 22.0 -36.9 27 12 311.0 311.0 285.7 311.2 0.04 18 313 8862 -47.5 -67.5 8 20.0 -47.9 22 26 314.6 314.6 286.9 314.6 0.01 19 300 9140 -49.3 -67.3 10 18.0 -49.6 15 31 315.9 315.9 287.4 315.9 0.01 20 250 10330 -54.3 -74.3 7 20.0 -54.5 10 73 325.3 325.3 290.4 325.4 0.01 21 247 10407 -54.7 -74.5 7 19.8 -54.9 10 73 325.8 325.8 290.5 325.8 0.01 22 222 11082 -58.7 -76.7 8 18.0 -58.9 20 64 329.8 329.8 291.7 329.8 0.01 23 204 11615 -56.9 -77.9 5 21.0 -57.1 9 58 340.7 340.7 294.5 340.7 0.00 24 200 11740 -57.5 -76.5 7 19.0 -57.7 5 56 341.7 341.7 294.7 341.7 0.01 25 150 13550 -60.1 -85.1 2 25.0 -60.3 350 36 366.5 366.5 299.9 366.5 0.00 26 108 15586 -63.3 -87.3 2 24.0 -63.5 316 25 396.6 396.6 304.8 396.6 0.00 27 100 16060 -62.7 -87.7 2 25.0 -62.9 305 23 406.6 406.6 306.1 406.6 0.00 28 70 18250 -62.7 -88.7 2 26.0 -63.0 300 33 450.2 450.2 310.9 450.3 0.00 29 50 20310 -64.9 -90.9 2 26.0 -65.2 265 31 490.5 490.5 314.2 490.6 0.00 30 30 23440 -65.3 -91.3 2 26.0 -65.8 275 54 566.6 566.6 319.0 566.6 0.00 31 20 25940 -61.9 -90.9 1 29.0 -63.0 275 64 646.7 646.7 322.6 646.7 0.00 TRP 222 11082 -58.7 -76.7 8 18.0 -58.9 20 64 329.8 329.8 291.7 329.8 0.01 WND 247 10407 -54.7 -74.5 7 19.8 -54.9 10 73 325.8 325.8 290.5 325.8 0.01 Sounding variables and indices 1000-500 mb thick: 5425.00 m Freezing level: 782.62 mb = 2176.58 m = 7140.92 ft Wetbulb zero: 822.56 mb = 1764.98 m = 5790.54 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 63.59 % Est. max temperature: 15.20 C = 59.36 F Sfc-Lift cond lev (LCL): 886.32 mb = 1162.57 m = 3814.16 ft T: 1.76 C 700-500 lapse rate: 6.35 C/km ThetaE index: 0.82 C Layer 925.0- 868.0 mb Conv cond level (CCL): 876.06 mb = 1256.52 m = 4122.38 ft Mean mixing ratio: 4.69 g/kg Conv temperature: 7.50 C = 45.49 F Cap Strength: 8.25 C Lifted Index: 7.89 C Risk: None Lifted Index @300 mb: 12.56 C Lifted Index @700 mb: 4.31 C Showalter Index: 5.57 C Risk: None Total Totals Index: 46.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 21.80 C K Index: 21.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 15.00 Risk: None Energy Index: 1.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.17 J/kg Max Up Vert Vel: 5.69 m/s Conv Inhibition (B-): 44555.99 J/kg Cap Strength: 8.28 C Lift Cond Lev (LCL): 871.77 mb = 1296.15 m = 4252.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 41 at 7 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 ---------------------------------------------------------- 0 951 595 320 3 1.9 -2.3 | 246 7 6.3 2.8 1 925 818 275 5 5.0 -0.4 | 244 10 9.3 4.6 2 914 914 280 5 4.9 -0.9 | 246 10 9.3 4.2 3 880 1219 290 9 8.5 -3.1 | 261 13 12.8 2.0 4 850 1500 5 3 -0.3 -3.0 | 243 5 4.1 2.1 5 785 2134 5 7 -0.6 -7.0 | 297 4 3.7 -1.9 6 700 3049 25 7 -3.0 -6.3 | 313 2 1.4 -1.3 7 596 4267 350 9 1.6 -8.9 | 303 7 5.9 -3.8 8 573 4572 15 13 -3.4 -12.6 | 353 8 1.0 -7.5 9 550 4877 40 11 -7.1 -8.4 | 39 4 -2.7 -3.4 10 508 5486 5 13 -1.1 -13.0 | 338 9 3.2 -7.9 11 500 5600 20 9 -3.1 -8.5 | 340 4 1.3 -3.4 12 447 6401 30 15 -7.5 -13.0 | 22 9 -3.2 -7.9 13 429 6706 360 17 -0.0 -17.0 | 340 13 4.3 -11.9 14 411 7010 20 17 -5.8 -16.0 | 8 11 -1.5 -10.9 15 400 7200 20 13 -4.4 -12.2 | 1 7 -0.1 -7.2 16 359 7925 45 11 -7.8 -7.8 | 52 4 -3.4 -2.7 17 300 9140 15 31 -8.0 -29.9 | 8 25 -3.7 -24.9 18 300 9144 20 27 -9.2 -25.4 | 14 21 -4.9 -20.3 19 286 9449 15 35 -9.1 -33.8 | 9 29 -4.7 -28.8 20 250 10330 10 73 -12.7 -71.9 | 7 67 -8.3 -66.8 21 247 10407 10 73 -12.7 -71.9 | 7 67 -8.3 -66.8 22 237 10668 10 73 -12.7 -71.9 | 7 67 -8.3 -66.8 23 222 11082 20 64 -21.9 -60.1 | 18 58 -17.5 -55.1 24 215 11278 20 64 -21.9 -60.1 | 18 58 -17.5 -55.1 25 200 11740 5 56 -4.9 -55.8 | 1 51 -0.5 -50.7 26 177 12497 5 40 -3.5 -39.8 | 359 35 0.9 -34.8 27 150 13550 350 36 6.3 -35.5 | 341 32 10.6 -30.4 28 146 13716 350 36 6.3 -35.5 | 341 32 10.6 -30.4 29 139 14021 355 35 3.1 -34.9 | 346 31 7.4 -29.8 30 132 14326 5 27 -2.4 -26.9 | 355 22 2.0 -21.8 31 126 14630 325 19 10.9 -15.6 | 305 19 15.2 -10.5 32 114 15240 340 21 7.2 -19.7 | 322 19 11.5 -14.7 33 109 15545 315 25 17.7 -17.7 | 300 25 22.0 -12.6 34 103 15850 325 25 14.3 -20.5 | 310 24 18.7 -15.4 35 100 16060 305 23 18.8 -13.2 | 289 25 23.2 -8.1 36 94 16459 305 23 18.8 -13.2 | 289 25 23.2 -8.1 37 85 17069 330 29 14.5 -25.1 | 317 28 18.8 -20.1 38 77 17678 300 21 18.2 -10.5 | 284 23 22.5 -5.4 39 73 17983 310 25 19.2 -16.1 | 295 26 23.5 -11.0 40 70 18250 300 33 28.6 -16.5 | 289 35 32.9 -11.4 41 66 18593 300 33 28.6 -16.5 | 289 35 32.9 -11.4 42 63 18898 300 29 25.1 -14.5 | 288 31 29.5 -9.4 43 60 19202 335 23 9.7 -20.8 | 318 21 14.1 -15.8 44 57 19507 320 15 9.6 -11.5 | 295 15 14.0 -6.4 45 54 19812 275 17 16.9 -1.5 | 260 22 21.3 3.6 46 52 20117 260 21 20.7 3.6 | 251 26 25.0 8.7 47 50 20310 265 31 30.9 2.7 | 258 36 35.2 7.8 48 49 20422 255 27 26.1 7.0 | 248 33 30.4 12.0 49 44 21031 280 27 26.6 -4.7 | 269 31 30.9 0.4 50 42 21336 265 23 22.9 2.0 | 255 28 27.3 7.1 51 38 21946 300 36 31.2 -18.0 | 290 38 35.5 -12.9 52 33 22860 260 44 43.3 7.6 | 255 49 47.7 12.7 53 30 23440 275 54 53.8 -4.7 | 270 58 58.1 0.4 54 27 24079 285 52 50.2 -13.5 | 279 55 54.6 -8.4 55 20 25908 275 66 65.7 -5.8 | 271 70 70.1 -0.7 56 20 25940 275 64 63.8 -5.6 | 270 68 68.1 -0.5 57 18 26213 275 64 63.8 -5.6 | 270 68 68.1 -0.5 Wind Parameters Mean winds (0-6000m): 10.7 at 8.9 knts Storm direction: 40.7 at 6.7 knts Shear (0-3000m) pos: 1.7 neg: 1.3 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 65.5 deg Storm rel helicity (0-3000m) pos: 19.0 neg: -4.5 tot: 14.5 m^2/s^2 ave: 4.8 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.26 Bulk Shear: 12.82 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 ------------------------------------------------------------------------------- 500 285 5 248 10| 0.0 5.3 5.3| 6.1 -1.2 4.9 9.9 0.28| 6.1 1.7 1000 296 6 254 10| 3.9 2.7 6.5| 14.9 -4.4 10.5 10.5 0.14| 9.0 1.3 1500 319 5 263 8| 2.6 1.9 4.5| 18.1 -4.4 13.7 9.2 0.27| 7.1 1.9 2000 336 6 272 7| 2.3 1.5 3.7| 18.8 -4.4 14.4 7.2 0.28| 5.7 1.6 2500 348 6 279 6| 2.0 1.2 3.2| 19.0 -4.4 14.6 5.9 0.29| 4.8 1.4 3000 355 6 284 5| 1.7 1.3 3.0| 19.0 -4.5 14.5 4.8 0.26| 4.3 1.1 4000 357 7 293 5| 1.9 1.3 3.2| 30.9 -5.6 25.3 6.3 0.35| 4.4 1.6 5000 5 8 309 5| 1.7 1.2 2.8| 37.2 -15.3 21.9 4.4 0.20| 5.2 1.1 6000 11 9 324 5| 1.7 1.3 3.0| 43.2 -27.3 15.9 2.6 0.15| 5.3 0.8 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20251208.12.gif