UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:1200Z 6 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 101 SFC 943 595 5.0 4.1 94 0.9 4.5 20 1 282.9 283.8 280.4 298.0 5.44 2 925 739 3.4 3.3 99 0.1 3.4 35 1 282.8 283.7 280.1 297.4 5.24 3 854 1388 0.8 0.8 100 0.0 0.8 95 12 286.6 287.4 281.4 300.1 4.75 4 850 1426 1.4 1.4 100 0.0 1.4 90 13 287.6 288.5 282.1 301.8 4.98 5 835 1570 2.0 2.0 100 0.0 2.0 121 20 289.7 290.6 283.4 304.9 5.30 6 700 2978 -4.3 -4.6 98 0.3 -4.4 135 17 297.7 298.4 285.1 309.3 3.88 7 685 3148 -5.5 -5.8 98 0.3 -5.6 140 17 298.2 298.9 285.0 309.1 3.62 8 675 3264 -5.7 -8.6 80 2.9 -6.8 139 17 299.3 299.8 284.7 308.3 2.96 9 664 3393 -6.3 -7.8 89 1.5 -6.9 139 16 300.0 300.6 285.2 309.8 3.20 10 543 4935 -17.1 -17.5 97 0.4 -17.2 135 14 304.9 305.2 285.5 310.6 1.78 11 502 5520 -20.9 -22.1 90 1.2 -21.2 153 13 307.2 307.4 285.8 311.4 1.30 12 500 5550 -21.3 -22.4 91 1.1 -21.5 155 13 307.1 307.3 285.8 311.2 1.27 13 400 7160 -34.1 -38.9 62 4.8 -34.6 160 9 310.7 310.7 286.0 311.8 0.33 14 338 8308 -44.5 -49.4 58 4.9 -44.7 145 9 311.8 311.8 286.1 312.3 0.13 15 331 8447 -45.9 -48.8 72 2.9 -46.0 146 10 311.8 311.8 286.1 312.3 0.14 16 327 8527 -46.7 -51.7 57 5.0 -46.9 147 10 311.8 311.8 286.1 312.1 0.10 17 311 8856 -49.7 -52.6 71 2.9 -49.8 149 12 312.1 312.1 286.2 312.4 0.09 18 301 9068 -51.5 -54.5 70 3.0 -51.6 150 13 312.5 312.5 286.3 312.8 0.08 19 300 9090 -51.7 -54.7 70 3.0 -51.8 150 13 312.5 312.5 286.3 312.8 0.08 20 290 9309 -52.7 -61.7 33 9.0 -52.9 150 12 314.1 314.1 286.8 314.2 0.03 21 261 9980 -58.5 -62.9 57 4.4 -58.6 139 10 315.2 315.2 287.2 315.3 0.03 22 254 10151 -59.1 -62.2 67 3.1 -59.2 130 9 316.8 316.8 287.7 316.9 0.03 23 250 10250 -59.3 -63.8 56 4.5 -59.3 125 9 317.9 317.9 288.1 318.0 0.03 24 237 10584 -60.5 -68.5 34 8.0 -60.6 121 9 321.0 321.0 289.0 321.1 0.02 25 225 10908 -61.3 -71.3 25 10.0 -61.4 80 11 324.6 324.6 290.2 324.6 0.01 26 207 11426 -60.9 -75.9 12 15.0 -61.0 105 14 333.0 333.0 292.6 333.1 0.01 27 200 11640 -61.7 -76.7 12 15.0 -61.8 60 15 335.1 335.1 293.1 335.1 0.01 28 150 13430 -60.7 -83.7 3 23.0 -60.9 290 11 365.5 365.5 299.8 365.5 0.00 29 100 15950 -60.1 -85.1 2 25.0 -60.4 260 23 411.6 411.6 306.7 411.6 0.00 30 70 18180 -58.7 -86.7 2 28.0 -59.2 245 23 458.8 458.8 311.7 458.8 0.00 31 50 20270 -61.7 -88.7 2 27.0 -62.1 255 44 498.1 498.1 314.8 498.1 0.00 TRP 225 10908 -61.3 -71.3 25 10.0 -61.4 80 11 324.6 324.6 290.2 324.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5449.00 m Freezing level: 792.14 mb = 2016.78 m = 6616.66 ft Wetbulb zero: 792.86 mb = 1983.26 m = 6506.68 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 95.67 % Est. max temperature: 14.04 C = 57.27 F Sfc-Lift cond lev (LCL): 930.07 mb = 698.19 m = 2290.63 ft T: 3.85 C 700-500 lapse rate: 6.61 C/km ThetaE index: 0.62 C Layer 925.0- 854.0 mb Conv cond level (CCL): 894.21 mb = 1014.06 m = 3326.93 ft Mean mixing ratio: 5.05 g/kg Conv temperature: 6.51 C = 43.73 F Cap Strength: 8.58 C Lifted Index: 8.45 C Risk: None Lifted Index @300 mb: 9.69 C Lifted Index @700 mb: 5.76 C Showalter Index: 6.42 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.70 C K Index: 23.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 55.80 Risk: None Energy Index: 1.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.57 J/kg Max Up Vert Vel: 6.41 m/s Conv Inhibition (B-): 22478.82 J/kg Cap Strength: 8.36 C Lift Cond Lev (LCL): 889.80 mb = 1054.32 m = 3459.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 166 at 11 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 ---------------------------------------------------------- 0 943 595 20 1 -0.3 -0.9 | 349 12 2.2 -11.7 1 925 739 35 1 -0.6 -0.8 | 350 12 2.0 -11.6 2 905 914 160 1 -0.3 0.9 | 347 10 2.2 -9.8 3 850 1426 90 13 -13.0 0.0 | 44 15 -10.4 -10.7 4 840 1524 120 19 -16.5 9.5 | 85 14 -13.9 -1.2 5 778 2134 130 29 -22.2 18.6 | 112 21 -19.6 7.9 6 700 2978 135 17 -12.0 12.0 | 98 10 -9.4 1.3 7 694 3048 140 17 -10.9 13.0 | 105 9 -8.3 2.3 8 591 4267 135 15 -10.6 10.6 | 89 8 -8.0 -0.1 9 525 5182 135 13 -9.2 9.2 | 77 7 -6.6 -1.6 10 504 5486 150 13 -6.5 11.3 | 97 4 -3.9 0.5 11 500 5550 155 13 -5.5 11.8 | 110 3 -2.9 1.0 12 484 5791 180 9 0.0 9.0 | 304 3 2.6 -1.7 13 464 6096 185 11 1.0 11.0 | 267 4 3.5 0.2 14 444 6401 155 11 -4.6 10.0 | 69 2 -2.1 -0.8 15 426 6706 170 9 -1.6 8.9 | 332 2 1.0 -1.9 16 408 7010 140 11 -7.1 8.4 | 63 5 -4.5 -2.3 17 400 7160 160 9 -3.1 8.5 | 12 2 -0.5 -2.3 18 391 7315 160 11 -3.8 10.3 | 71 1 -1.2 -0.4 19 341 8230 145 9 -5.2 7.4 | 37 4 -2.6 -3.4 20 300 9090 150 13 -6.5 11.3 | 97 4 -3.9 0.5 21 284 9449 150 11 -5.5 9.5 | 67 3 -2.9 -1.2 22 270 9754 150 11 -5.5 9.5 | 67 3 -2.9 -1.2 23 250 10250 125 9 -7.4 5.2 | 41 7 -4.8 -5.6 24 234 10668 120 9 -7.8 4.5 | 40 8 -5.2 -6.2 25 225 10908 80 11 -10.8 -1.9 | 33 15 -8.3 -12.7 26 223 10973 70 9 -8.5 -3.1 | 23 15 -5.9 -13.8 27 212 11278 95 13 -13.0 1.1 | 47 14 -10.4 -9.6 28 202 11582 115 15 -13.6 6.3 | 68 12 -11.0 -4.4 29 200 11640 60 15 -13.0 -7.5 | 30 21 -10.4 -18.2 30 192 11887 60 13 -11.3 -6.5 | 27 19 -8.7 -17.2 31 183 12192 90 9 -9.0 0.0 | 31 13 -6.4 -10.7 32 166 12802 130 9 -6.9 5.8 | 41 7 -4.3 -5.0 33 150 13430 290 11 10.3 -3.8 | 318 19 12.9 -14.5 34 143 13716 295 9 8.2 -3.8 | 324 18 10.7 -14.5 35 130 14326 230 1 0.8 0.6 | 342 11 3.3 -10.1 36 124 14630 170 9 -1.6 8.9 | 332 2 1.0 -1.9 37 118 14935 235 11 9.0 6.3 | 291 12 11.6 -4.4 38 107 15545 260 15 14.8 2.6 | 295 19 17.4 -8.1 39 102 15850 245 15 13.6 6.3 | 285 17 16.2 -4.4 40 100 15950 260 23 22.7 4.0 | 285 26 25.2 -6.8 41 97 16154 260 23 22.7 4.0 | 285 26 25.2 -6.8 42 92 16459 240 21 18.2 10.5 | 271 21 20.8 -0.2 43 88 16764 260 23 22.7 4.0 | 285 26 25.2 -6.8 44 84 17069 245 13 11.8 5.5 | 290 15 14.4 -5.3 45 80 17374 245 27 24.5 11.4 | 269 27 27.1 0.7 46 70 18180 245 23 20.8 9.7 | 273 23 23.4 -1.0 47 69 18288 240 23 19.9 11.5 | 268 23 22.5 0.8 48 65 18593 265 23 22.9 2.0 | 289 27 25.5 -8.7 49 59 19202 245 31 28.1 13.1 | 266 31 30.7 2.4 50 51 20117 265 33 32.9 2.9 | 283 36 35.5 -7.9 51 50 20270 255 44 42.5 11.4 | 269 45 45.1 0.6 52 48 20422 245 44 39.9 18.6 | 260 43 42.5 7.9 53 42 21031 255 52 50.2 13.5 | 267 53 52.8 2.7 54 39 21336 255 44 42.5 11.4 | 269 45 45.1 0.6 Wind Parameters Mean winds (0-6000m): 136.5 at 14.7 knts Storm direction: 166.5 at 11.0 knts Shear (0-3000m) pos: 1.3 neg: 2.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 109.0 deg Storm rel helicity (0-3000m) pos: 93.6 neg: -14.4 tot: 79.2 m^2/s^2 ave: 26.4 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.91 Bulk Shear: 22.65 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 ------------------------------------------------------------------------------- 500 119 2 354 10| 5.9 0.0 5.9| 7.5 -1.7 5.9 11.8 0.43| 6.7 2.9 1000 102 7 23 10| 3.0 7.8 10.7| 59.0 -1.7 57.3 57.3 0.70| 13.9 9.7 1500 118 13 61 10| 5.0 5.2 10.2| 89.6 -1.7 88.0 58.6 0.71| 12.3 8.8 2000 123 16 79 11| 2.5 3.9 6.4| 91.7 -6.7 85.0 42.5 0.59| 10.9 6.4 2500 126 17 85 11| 1.6 3.1 4.7| 93.6 -12.2 81.4 32.6 0.49| 10.1 4.9 3000 128 17 87 10| 1.3 2.5 3.8| 93.6 -14.4 79.2 26.4 0.46| 8.6 3.9 4000 130 16 88 10| 1.0 1.7 2.7| 93.6 -18.3 75.3 18.8 0.41| 6.7 2.7 5000 132 16 88 9| 1.3 1.3 2.5| 96.7 -20.1 76.6 15.3 0.39| 6.1 2.3 6000 136 15 90 8| 1.4 1.3 2.7| 96.9 -22.7 74.2 12.4 0.34| 6.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20251206.12.gif