UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:1200Z 15 APR 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 179 SFC 952 595 11.8 5.8 67 6.0 8.6 110 3 289.0 290.1 283.9 306.3 6.08 2 925 831 8.6 5.4 80 3.2 6.9 120 5 288.1 289.2 283.5 305.3 6.08 3 888 1168 6.2 5.0 92 1.2 5.6 167 8 289.0 290.1 284.0 306.5 6.16 4 868 1355 7.0 6.3 95 0.7 6.6 191 9 291.7 293.0 285.9 311.5 6.91 5 852 1509 10.6 7.2 79 3.4 8.6 208 9 297.1 298.4 288.4 318.9 7.49 6 850 1529 10.4 7.1 80 3.3 8.5 205 15 297.0 298.4 288.3 318.8 7.46 7 708 3028 0.8 0.6 99 0.2 0.7 257 30 302.4 303.4 288.5 319.4 5.65 8 707 3040 0.8 0.5 98 0.3 0.7 258 31 302.5 303.5 288.5 319.4 5.62 9 700 3120 0.6 -1.0 89 1.6 -0.2 260 31 303.1 304.1 288.3 318.5 5.08 10 631 3947 -3.1 -10.1 58 7.0 -5.9 268 38 308.1 308.6 287.8 316.9 2.81 11 587 4515 -6.9 -11.0 73 4.1 -8.5 249 30 310.1 310.6 288.4 319.0 2.81 12 582 4582 -6.3 -9.6 77 3.3 -7.7 245 29 311.5 312.1 289.2 321.6 3.17 13 509 5615 -13.9 -14.1 98 0.2 -14.0 243 19 314.5 315.0 289.6 322.7 2.52 14 500 5750 -14.7 -15.4 94 0.7 -14.9 235 19 315.1 315.6 289.6 322.7 2.31 15 418 7080 -23.7 -27.0 74 3.3 -24.4 216 22 320.1 320.3 289.9 323.6 1.00 16 400 7400 -26.3 -30.3 69 4.0 -27.0 215 23 320.8 321.0 289.8 323.5 0.77 17 393 7528 -27.5 -31.6 68 4.1 -28.2 212 23 320.9 321.0 289.8 323.3 0.69 18 358 8192 -33.3 -35.7 79 2.4 -33.6 216 25 321.8 321.9 289.9 323.6 0.51 19 327 8822 -38.3 -40.4 81 2.1 -38.5 223 27 323.3 323.4 290.2 324.6 0.34 20 319 8992 -39.3 -47.3 42 8.0 -39.8 225 28 324.2 324.3 290.2 324.9 0.17 21 300 9410 -42.9 -50.9 41 8.0 -43.3 230 29 324.9 324.9 290.4 325.4 0.12 22 272 10062 -48.5 -59.5 27 11.0 -48.8 233 29 326.0 326.0 290.6 326.2 0.05 23 250 10610 -53.7 -61.7 37 8.0 -53.9 230 25 326.2 326.2 290.7 326.4 0.04 24 230 11140 -58.5 -63.3 54 4.8 -58.6 230 22 326.8 326.8 290.8 326.9 0.03 25 212 11649 -61.1 -68.1 39 7.0 -61.2 248 24 330.5 330.5 291.9 330.5 0.02 26 200 12010 -62.5 -69.5 38 7.0 -62.6 265 27 333.8 333.8 292.7 333.9 0.02 27 194 12197 -63.3 -71.3 33 8.0 -63.4 265 27 335.4 335.4 293.2 335.5 0.01 28 185 12491 -60.3 -77.3 9 17.0 -60.4 260 27 344.9 344.9 295.5 344.9 0.01 29 163 13280 -60.3 -82.3 4 22.0 -60.4 273 24 357.6 357.6 298.2 357.6 0.00 30 150 13800 -58.7 -84.7 2 26.0 -58.9 300 25 368.9 368.9 300.4 369.0 0.00 31 147 13927 -56.9 -83.9 2 27.0 -57.2 304 23 374.2 374.2 301.3 374.2 0.00 32 112 15623 -63.7 -86.7 3 23.0 -63.8 287 14 391.7 391.7 304.0 391.8 0.00 33 100 16320 -62.9 -86.9 3 24.0 -63.1 285 13 406.2 406.2 306.0 406.2 0.00 34 70 18530 -60.1 -87.1 2 27.0 -60.5 200 11 455.8 455.8 311.4 455.8 0.00 35 50 20630 -58.7 -86.7 2 28.0 -59.4 115 15 505.2 505.2 315.3 505.2 0.00 36 30 23820 -56.7 -86.7 1 30.0 -58.0 105 15 590.1 590.1 320.2 590.1 0.01 TRP 194 12197 -63.3 -71.3 33 8.0 -63.4 265 27 335.4 335.4 293.2 335.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5571.00 m Freezing level: 688.81 mb = 3254.09 m = 10676.01 ft Wetbulb zero: 701.53 mb = 3102.45 m = 10178.52 ft Precipitable water: 0.98 inches Sfc-500 mean rel hum: 83.06 % Est. max temperature: 21.44 C = 70.60 F Sfc-Lift cond lev (LCL): 869.34 mb = 1342.47 m = 4404.38 ft T: 6.95 C 700-500 lapse rate: 5.82 C/km ThetaE index: 2.48 C Layer 700.0- 587.0 mb Conv cond level (CCL): 735.32 mb = 2717.89 m = 8916.85 ft Mean mixing ratio: 6.38 g/kg Conv temperature: 23.94 C = 75.10 F Cap Strength: 8.58 C Lifted Index: 8.83 C Risk: None Lifted Index @300 mb: 12.10 C Lifted Index @700 mb: 5.68 C Showalter Index: 2.33 C Risk: Showers probable Total Totals Index: 46.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 21.80 C K Index: 30.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 221.70 Risk: None Energy Index: 0.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.31 J/kg Max Up Vert Vel: 7.25 m/s Conv Inhibition (B-): 31961.48 J/kg Cap Strength: 8.67 C Lift Cond Lev (LCL): 866.71 mb = 1367.46 m = 4486.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 18 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 ---------------------------------------------------------- 0 952 595 110 3 -2.8 1.0 | 99 21 -20.4 3.1 1 925 831 120 5 -4.3 2.5 | 102 22 -22.0 4.6 2 916 914 130 5 -3.8 3.2 | 104 22 -21.5 5.3 3 883 1219 175 9 -0.8 9.0 | 121 21 -18.4 11.1 4 851 1524 210 9 4.5 7.8 | 127 16 -13.1 9.9 5 850 1529 205 15 6.3 13.6 | 144 19 -11.3 15.7 6 819 1829 230 25 19.2 16.1 | 185 18 1.5 18.2 7 790 2134 230 25 19.2 16.1 | 185 18 1.5 18.2 8 700 3120 260 31 30.5 5.4 | 240 15 12.9 7.5 9 653 3658 275 40 39.8 -3.5 | 274 22 22.2 -1.4 10 604 4267 260 35 34.5 6.1 | 244 19 16.8 8.2 11 581 4572 245 29 26.3 12.3 | 211 17 8.7 14.4 12 517 5486 250 19 17.9 6.5 | 182 9 0.2 8.6 13 500 5750 235 19 15.6 10.9 | 171 13 -2.1 13.0 14 477 6096 220 17 10.9 13.0 | 156 17 -6.7 15.1 15 400 7400 215 23 13.2 18.8 | 168 21 -4.4 20.9 16 388 7620 210 23 11.5 19.9 | 164 23 -6.1 22.0 17 300 9410 230 29 22.2 18.6 | 192 21 4.6 20.7 18 285 9754 235 31 25.4 17.8 | 201 21 7.8 19.9 19 250 10610 230 25 19.2 16.1 | 185 18 1.5 18.2 20 225 11278 230 21 16.1 13.5 | 174 16 -1.5 15.6 21 200 12010 265 27 26.9 2.4 | 244 10 9.3 4.5 22 194 12192 265 29 28.9 2.5 | 248 12 11.3 4.6 23 194 12197 265 27 26.9 2.4 | 244 10 9.3 4.5 24 185 12497 260 27 26.6 4.7 | 233 11 9.0 6.8 25 168 13106 270 19 19.0 -0.0 | 213 3 1.4 2.1 26 152 13716 280 35 34.5 -6.1 | 283 17 16.8 -4.0 27 150 13800 300 25 21.7 -12.5 | 339 11 4.0 -10.4 28 138 14326 315 17 12.0 -12.0 | 29 11 -5.6 -9.9 29 125 14935 285 23 22.2 -6.0 | 310 6 4.6 -3.8 30 119 15240 305 13 10.6 -7.5 | 53 9 -7.0 -5.3 31 108 15850 275 15 14.9 -1.3 | 107 3 -2.7 0.8 32 100 16320 285 13 12.6 -3.4 | 76 5 -5.1 -1.3 33 98 16459 295 17 15.4 -7.2 | 24 6 -2.2 -5.1 34 93 16764 275 13 13.0 -1.1 | 102 5 -4.7 1.0 35 89 17069 340 15 5.1 -14.1 | 46 17 -12.5 -12.0 36 84 17374 360 13 -0.0 -13.0 | 58 21 -17.6 -10.9 37 73 18288 240 3 2.6 1.5 | 104 15 -15.0 3.6 38 70 18530 200 11 3.8 10.3 | 132 19 -13.9 12.4 39 66 18898 225 15 10.6 10.6 | 151 15 -7.0 12.7 40 63 19202 240 11 9.5 5.5 | 133 11 -8.1 7.6 41 50 20630 115 15 -13.6 6.3 | 105 32 -31.2 8.4 42 49 20726 135 5 -3.5 3.5 | 105 22 -21.2 5.6 43 47 21031 125 19 -15.6 10.9 | 111 36 -33.2 13.0 44 45 21336 160 15 -5.1 14.1 | 125 28 -22.8 16.2 45 43 21641 125 11 -9.0 6.3 | 108 28 -26.6 8.4 46 41 21946 165 17 -4.4 16.4 | 130 29 -22.0 18.5 47 39 22250 180 9 0.0 9.0 | 122 21 -17.6 11.1 48 37 22555 0 0 -0.0 -0.0 | 97 18 -17.6 2.1 49 30 23774 60 11 -9.5 -5.5 | 83 27 -27.2 -3.4 50 30 23820 105 15 -14.5 3.9 | 101 33 -32.1 6.0 51 26 24384 115 15 -13.6 6.3 | 105 32 -31.2 8.4 52 24 24689 135 19 -13.4 13.4 | 117 35 -31.1 15.5 53 22 24994 95 13 -13.0 1.1 | 96 31 -30.6 3.2 54 19 25603 115 19 -17.2 8.0 | 106 36 -34.8 10.1 55 17 25908 110 17 -16.0 5.8 | 103 35 -33.6 7.9 56 16 26213 95 19 -18.9 1.7 | 96 37 -36.6 3.8 57 14 26518 120 23 -19.9 11.5 | 110 40 -37.5 13.6 58 13 26822 120 15 -13.0 7.5 | 107 32 -30.6 9.6 Wind Parameters Mean winds (0-6000m): 246.8 at 23.7 knts Storm direction: 276.8 at 17.8 knts Shear (0-3000m) pos: 7.2 neg: 0.0 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 171.6 deg Storm rel helicity (0-3000m) pos: 259.0 neg: 0.0 tot: 259.0 m^2/s^2 ave: 86.3 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 9.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.29 Bulk Shear: 90.92 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 ------------------------------------------------------------------------------- 500 131 5 104 22| 5.9 0.0 5.9| 33.3 0.0 33.3 66.5 0.87| 6.7 5.8 1000 172 7 117 21| 9.3 0.0 9.3| 97.3 0.0 97.3 97.3 0.82| 11.7 9.6 1500 209 13 139 17| 9.1 0.0 9.1|149.1 0.0 149.1 99.4 0.87| 11.5 10.0 2000 221 16 153 16| 7.7 0.0 7.7|179.4 0.0 179.4 89.7 0.89| 10.4 9.2 2500 232 19 168 14| 6.9 0.0 6.9|212.8 0.0 212.8 85.1 0.90| 10.0 9.1 3000 243 22 187 12| 7.2 0.0 7.2|259.0 0.0 259.0 86.3 0.89| 10.4 9.3 4000 251 25 211 12| 5.4 2.5 7.8|262.4 -99.1 163.4 40.8 0.42| 10.6 4.5 5000 250 25 209 12| 3.9 2.3 6.2|262.4-118.7 143.7 28.7 0.30| 9.7 2.9 6000 247 24 200 12| 3.2 2.6 5.9|270.1-137.5 132.6 22.1 0.24| 9.0 2.1 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20250415.12.gif