UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:1200Z 18 OCT 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 167 SFC 951 595 12.0 10.3 89 1.7 11.0 340 1 289.3 290.7 286.3 312.7 8.29 2 925 819 9.2 9.0 99 0.2 9.1 320 1 288.7 290.1 285.6 310.7 7.81 3 904 1009 7.8 7.6 99 0.2 7.7 356 2 289.2 290.5 285.2 309.7 7.26 4 870 1325 6.4 6.4 100 0.0 6.4 324 6 290.9 292.1 285.6 310.7 6.94 5 850 1516 5.4 5.4 100 0.0 5.4 305 9 291.8 293.0 285.6 310.8 6.63 6 700 3086 -1.3 -1.9 96 0.6 -1.6 260 23 301.0 301.9 287.2 315.4 4.75 7 666 3482 -3.1 -4.2 92 1.1 -3.6 276 23 303.3 304.1 287.5 316.2 4.21 8 633 3882 -6.1 -6.1 100 0.0 -6.1 278 23 304.4 305.1 287.5 316.1 3.83 9 619 4057 -6.5 -9.0 82 2.5 -7.5 279 23 305.9 306.4 287.3 315.6 3.13 10 500 5690 -18.1 -18.8 94 0.7 -18.3 260 25 311.0 311.3 287.6 316.6 1.73 11 492 5810 -19.3 -19.4 99 0.1 -19.3 260 25 310.9 311.3 287.6 316.4 1.67 12 470 6149 -21.3 -25.9 66 4.6 -22.2 260 26 312.6 312.7 287.4 315.9 0.99 13 466 6212 -21.7 -35.7 27 14.0 -23.8 260 27 312.8 312.9 286.8 314.2 0.39 14 458 6339 -22.1 -44.1 12 22.0 -24.6 261 29 313.9 313.9 286.9 314.5 0.17 15 433 6749 -25.5 -48.5 10 23.0 -27.6 263 37 314.6 314.7 287.1 315.0 0.11 16 407 7196 -27.9 -32.9 62 5.0 -28.6 264 46 317.2 317.3 288.5 319.2 0.59 17 400 7320 -28.9 -33.0 68 4.1 -29.5 265 48 317.4 317.5 288.6 319.5 0.59 18 386 7573 -31.1 -33.5 79 2.4 -31.4 263 50 317.8 317.9 288.7 319.9 0.59 19 322 8832 -40.2 -47.6 45 7.4 -40.7 255 58 322.1 322.1 289.6 322.7 0.16 20 304 9221 -43.1 -52.1 37 9.0 -43.5 255 58 323.4 323.4 289.9 323.8 0.10 21 300 9310 -43.9 -51.9 41 8.0 -44.3 255 58 323.5 323.5 289.9 323.9 0.11 22 279 9794 -47.9 -52.8 57 4.9 -48.1 255 57 324.5 324.5 290.2 324.9 0.10 23 276 9865 -48.5 -56.5 39 8.0 -48.7 255 57 324.6 324.7 290.2 324.9 0.07 24 252 10459 -53.3 -59.3 48 6.0 -53.4 255 56 326.1 326.1 290.6 326.3 0.05 25 250 10510 -53.5 -60.5 42 7.0 -53.7 255 56 326.5 326.5 290.7 326.7 0.04 26 216 11438 -59.1 -68.1 30 9.0 -59.2 260 50 331.8 331.8 292.2 331.9 0.02 27 214 11496 -59.3 -68.3 30 9.0 -59.4 260 50 332.4 332.4 292.4 332.4 0.02 28 200 11920 -58.7 -72.7 15 14.0 -58.9 255 44 339.8 339.8 294.3 339.8 0.01 29 188 12309 -57.3 -76.3 7 19.0 -57.5 259 39 348.1 348.1 296.2 348.2 0.01 30 165 13129 -59.7 -79.7 6 20.0 -59.9 257 37 357.4 357.4 298.2 357.4 0.00 31 155 13522 -56.5 -80.5 3 24.0 -56.8 255 41 369.3 369.3 300.4 369.3 0.00 32 150 13730 -56.9 -80.9 3 24.0 -57.2 265 42 372.0 372.0 300.9 372.1 0.00 33 100 16280 -60.5 -84.5 3 24.0 -60.8 260 42 410.8 410.8 306.6 410.8 0.00 34 70 18490 -59.3 -85.3 2 26.0 -59.7 270 35 457.5 457.5 311.5 457.5 0.00 35 50 20590 -62.9 -87.9 2 25.0 -63.3 260 31 495.3 495.3 314.6 495.3 0.00 36 30 23770 -60.3 -88.3 1 28.0 -61.2 245 35 580.3 580.3 319.7 580.3 0.01 37 20 26330 -56.1 -86.1 1 30.0 -58.1 270 33 664.5 664.5 323.2 664.5 0.01 TRP 214 11496 -59.3 -68.3 30 9.0 -59.4 260 50 332.4 332.4 292.4 332.4 0.02 WND 322 8832 -40.2 -47.6 45 7.4 -40.7 255 58 322.1 322.1 289.6 322.7 0.16 Sounding variables and indices 1000-500 mb thick: 5523.00 m Freezing level: 729.10 mb = 2781.37 m = 9125.13 ft Wetbulb zero: 733.61 mb = 2706.79 m = 8880.45 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 94.02 % Est. max temperature: 17.26 C = 63.08 F Sfc-Lift cond lev (LCL): 926.97 mb = 801.85 m = 2630.69 ft T: 9.41 C 700-500 lapse rate: 6.45 C/km ThetaE index: 2.95 C Layer 925.0- 870.0 mb Conv cond level (CCL): 904.16 mb = 1007.72 m = 3306.14 ft Mean mixing ratio: 7.36 g/kg Conv temperature: 11.90 C = 53.42 F Cap Strength: 3.56 C Lifted Index: 3.79 C Risk: None Lifted Index @300 mb: 9.31 C Lifted Index @700 mb: 2.49 C Showalter Index: 3.71 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 23.50 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 107.80 Risk: None Energy Index: 1.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.76 J/kg Max Up Vert Vel: 5.25 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.74 C Lift Cond Lev (LCL): 895.72 mb = 1085.03 m = 3559.76 ft Lev Free Conv (LFC): 890.72 mb = 1131.16 m = 3711.12 ft Equ Level (EL): 860.72 mb = 1413.13 m = 4636.21 ft B at Equ Level: 13.66 J/kg Max Parcel Lev (MPL): 780.72 mb = 2203.46 m = 7229.11 ft Wind level data Storm motion: 296 at 15 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 ---------------------------------------------------------- 0 951 595 340 1 0.3 -0.9 | 113 14 -12.9 5.4 1 925 819 320 1 0.6 -0.8 | 114 14 -12.6 5.5 2 914 914 5 1 -0.1 -1.0 | 112 14 -13.3 5.3 3 850 1516 305 9 7.4 -5.2 | 101 6 -5.8 1.1 4 849 1524 305 9 7.4 -5.2 | 101 6 -5.8 1.1 5 787 2134 240 11 9.5 5.5 | 163 12 -3.7 11.8 6 730 2743 240 19 16.5 9.5 | 192 16 3.2 15.8 7 700 3086 260 23 22.7 4.0 | 222 14 9.4 10.3 8 676 3353 275 23 22.9 -2.0 | 246 11 9.7 4.3 9 601 4267 280 23 22.7 -4.0 | 256 10 9.4 2.3 10 555 4877 265 29 28.9 2.5 | 241 18 15.7 8.8 11 500 5690 260 25 24.6 4.3 | 227 16 11.4 10.7 12 473 6096 260 25 24.6 4.3 | 227 16 11.4 10.7 13 400 7320 265 48 47.8 4.2 | 253 36 34.6 10.5 14 322 8832 255 58 56.0 15.0 | 244 48 42.8 21.3 15 322 8839 255 58 56.0 15.0 | 244 48 42.8 21.3 16 300 9310 255 58 56.0 15.0 | 244 48 42.8 21.3 17 250 10510 255 56 54.1 14.5 | 243 46 40.9 20.8 18 214 11496 260 50 49.2 8.7 | 247 39 36.0 15.0 19 211 11582 260 52 51.2 9.0 | 248 41 38.0 15.3 20 200 11920 255 44 42.5 11.4 | 239 34 29.3 17.7 21 174 12802 265 33 32.9 2.9 | 245 22 19.7 9.2 22 158 13411 250 40 37.6 13.7 | 231 32 24.4 20.0 23 150 13730 265 42 41.8 3.7 | 251 30 28.6 10.0 24 143 14021 265 44 43.8 3.8 | 252 32 30.6 10.1 25 136 14326 275 36 35.9 -3.1 | 262 23 22.7 3.2 26 124 14935 260 29 28.6 5.0 | 234 19 15.3 11.3 27 118 15240 250 31 29.1 10.6 | 223 23 15.9 16.9 28 112 15545 260 31 30.5 5.4 | 236 21 17.3 11.7 29 102 16154 245 40 36.3 16.9 | 225 33 23.0 23.2 30 100 16280 260 42 41.4 7.3 | 244 31 28.2 13.6 31 97 16459 260 42 41.4 7.3 | 244 31 28.2 13.6 32 84 17374 265 44 43.8 3.8 | 252 32 30.6 10.1 33 80 17678 255 46 44.4 11.9 | 240 36 31.2 18.2 34 76 17983 260 52 51.2 9.0 | 248 41 38.0 15.3 35 70 18490 270 35 35.0 -0.0 | 254 23 21.8 6.3 36 59 19507 265 27 26.9 2.4 | 238 16 13.7 8.7 37 57 19812 245 35 31.7 14.8 | 221 28 18.5 21.1 38 51 20422 265 44 43.8 3.8 | 252 32 30.6 10.1 39 50 20590 260 31 30.5 5.4 | 236 21 17.3 11.7 40 47 21031 250 38 35.7 13.0 | 229 30 22.5 19.3 41 38 22250 280 40 39.4 -6.9 | 271 26 26.2 -0.6 42 35 22860 275 29 28.9 -2.5 | 256 16 15.7 3.8 43 31 23470 250 21 19.7 7.2 | 206 15 6.5 13.5 44 30 23770 245 35 31.7 14.8 | 221 28 18.5 21.1 45 30 23774 260 23 22.7 4.0 | 222 14 9.4 10.3 46 26 24689 245 40 36.3 16.9 | 225 33 23.0 23.2 47 24 25298 270 60 60.0 -0.0 | 262 47 46.8 6.3 48 20 26330 270 33 33.0 -0.0 | 252 21 19.8 6.3 49 19 26518 280 31 30.5 -5.4 | 267 17 17.3 0.9 50 16 27127 260 36 35.5 6.3 | 241 26 22.2 12.6 51 11 28346 280 48 47.3 -8.3 | 273 34 34.1 -2.0 Wind Parameters Mean winds (0-6000m): 265.5 at 19.5 knts Storm direction: 295.5 at 14.6 knts Shear (0-3000m) pos: 2.7 neg: 3.1 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 136.0 deg Storm rel helicity (0-3000m) pos: 87.3 neg: -13.0 tot: 74.3 m^2/s^2 ave: 24.8 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.28 Bulk Shear: 49.10 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 ------------------------------------------------------------------------------- 500 343 1 111 14| 2.5 0.0 2.5| 0.9 -8.7 -7.8 -15.7 -0.64| 3.5 -2.2 1000 310 4 110 11| 1.2 3.9 5.1| 3.7 -13.0 -9.4 -9.4 -0.16| 6.1 -1.0 1500 287 6 121 9| 0.8 4.1 5.0| 13.0 -13.0 -0.0 -0.0 0.17| 7.3 1.2 2000 265 8 143 9| 0.6 4.7 5.3| 32.1 -13.0 19.1 9.5 0.33| 7.1 2.3 2500 258 10 161 9| 2.3 3.8 6.0| 70.5 -13.0 57.5 23.0 0.49| 7.8 3.9 3000 262 13 175 8| 2.7 3.1 5.9| 87.3 -13.0 74.3 24.8 0.54| 7.6 4.1 4000 269 15 198 7| 2.2 2.9 5.1| 90.5 -18.4 72.0 18.0 0.47| 6.5 3.0 5000 267 18 213 9| 1.7 2.6 4.4| 90.5 -42.1 48.3 9.7 0.31| 6.0 1.9 6000 266 20 219 10| 1.9 2.2 4.1|116.0 -44.1 72.0 12.0 0.33| 5.9 1.9 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20251018.12.gif