UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:1200Z 7 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 114 SFC 944 595 7.6 2.6 71 5.0 5.2 340 1 285.4 286.3 281.0 299.2 4.89 2 925 758 5.2 1.7 78 3.5 3.5 295 3 284.6 285.4 280.4 297.8 4.67 3 889 1080 2.2 1.2 93 1.0 1.7 346 5 284.8 285.6 280.4 298.0 4.69 4 881 1153 4.2 2.0 86 2.2 3.1 4 5 287.6 288.5 282.1 301.8 5.02 5 850 1444 2.8 0.7 86 2.1 1.8 75 5 289.1 289.9 282.4 302.7 4.73 6 803 1903 0.2 -0.1 98 0.3 0.1 78 4 291.1 291.9 283.3 304.7 4.73 7 792 2013 0.2 -2.9 80 3.1 -1.2 79 3 292.2 292.9 282.8 303.6 3.90 8 722 2748 -5.7 -5.8 99 0.1 -5.7 69 7 293.6 294.2 282.9 303.7 3.43 9 719 2780 -3.9 -8.9 68 5.0 -5.8 69 8 295.9 296.4 283.0 304.1 2.71 10 715 2825 -3.9 -9.9 63 6.0 -6.1 68 8 296.4 296.8 283.0 304.0 2.52 11 712 2858 -3.7 -9.7 63 6.0 -5.9 67 8 296.9 297.4 283.3 304.7 2.57 12 700 2992 -4.3 -10.3 63 6.0 -6.5 65 9 297.7 298.2 283.5 305.3 2.49 13 622 3910 -11.7 -13.6 86 1.9 -12.3 26 7 299.5 299.9 283.8 306.1 2.15 14 542 4952 -17.7 -32.7 26 15.0 -20.2 9 1 304.4 304.4 283.7 305.9 0.45 15 528 5147 -19.1 -27.1 49 8.0 -20.7 6 1 305.0 305.1 284.4 307.6 0.79 16 501 5535 -22.5 -27.3 65 4.8 -23.4 34 1 305.4 305.6 284.6 308.1 0.81 17 500 5550 -22.5 -27.4 64 4.9 -23.4 45 1 305.6 305.8 284.7 308.3 0.81 18 485 5774 -24.3 -31.3 52 7.0 -25.4 65 2 306.1 306.2 284.6 308.0 0.58 19 472 5972 -26.1 -29.1 76 3.0 -26.6 82 3 306.2 306.4 284.8 308.7 0.73 20 455 6237 -28.3 -35.3 51 7.0 -29.2 106 4 306.7 306.8 284.6 308.1 0.42 21 436 6542 -30.7 -33.1 79 2.4 -31.0 134 6 307.4 307.5 285.0 309.3 0.54 22 407 7029 -34.7 -45.7 32 11.0 -35.5 179 8 308.4 308.4 284.9 308.9 0.16 23 400 7150 -35.5 -45.5 35 10.0 -36.2 190 9 308.9 308.9 285.1 309.4 0.16 24 371 7668 -40.3 -43.9 68 3.6 -40.5 197 9 309.2 309.2 285.3 310.0 0.21 25 348 8101 -43.5 -53.5 32 10.0 -43.9 203 9 310.6 310.6 285.7 310.9 0.08 26 300 9080 -51.9 -59.9 38 8.0 -52.1 180 13 312.2 312.2 286.2 312.3 0.04 27 294 9210 -53.1 -60.1 42 7.0 -53.2 182 13 312.3 312.3 286.2 312.5 0.04 28 252 10181 -60.1 -64.7 55 4.6 -60.2 222 13 316.0 316.0 287.5 316.1 0.03 29 250 10230 -60.5 -65.3 53 4.8 -60.6 240 11 316.1 316.1 287.5 316.2 0.02 30 240 10485 -59.9 -73.9 14 14.0 -60.0 249 12 320.7 320.7 289.0 320.8 0.01 31 230 10750 -61.7 -71.7 25 10.0 -61.8 290 7 321.9 321.9 289.3 322.0 0.01 32 200 11620 -59.7 -77.7 8 18.0 -59.9 290 11 338.2 338.2 293.9 338.2 0.00 33 161 12984 -57.5 -82.5 3 25.0 -57.8 333 16 363.6 363.6 299.4 363.6 0.00 34 150 13430 -58.3 -82.3 3 24.0 -58.5 320 17 369.6 369.6 300.5 369.6 0.00 35 100 15970 -61.3 -85.3 3 24.0 -61.6 325 23 409.3 409.3 306.4 409.3 0.00 36 70 18190 -59.7 -85.7 2 26.0 -60.2 280 25 456.7 456.7 311.5 456.7 0.00 37 50 20290 -62.1 -87.1 2 25.0 -62.6 270 36 497.1 497.1 314.8 497.2 0.00 38 30 23420 -63.3 -88.3 2 25.0 -63.9 270 54 572.1 572.1 319.3 572.1 0.01 TRP 230 10750 -61.7 -71.7 25 10.0 -61.8 290 7 321.9 321.9 289.3 322.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5436.00 m Freezing level: 789.63 mb = 2038.15 m = 6686.76 ft Wetbulb zero: 802.30 mb = 1909.59 m = 6264.98 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 72.59 % Est. max temperature: 14.07 C = 57.32 F Sfc-Lift cond lev (LCL): 874.45 mb = 1213.95 m = 3982.73 ft T: 3.91 C 700-500 lapse rate: 7.11 C/km ThetaE index: 1.41 C Layer 925.0- 889.0 mb Conv cond level (CCL): 786.39 mb = 2069.63 m = 6790.03 ft Mean mixing ratio: 4.78 g/kg Conv temperature: 14.38 C = 57.88 F Cap Strength: 6.60 C Lifted Index: 6.54 C Risk: None Lifted Index @300 mb: 8.84 C Lifted Index @700 mb: 5.23 C Showalter Index: 4.61 C Risk: None Total Totals Index: 48.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 23.20 C K Index: 20.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 19.40 Risk: None Energy Index: 1.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.69 J/kg Max Up Vert Vel: 7.17 m/s Conv Inhibition (B-): 31746.96 J/kg Cap Strength: 6.60 C Lift Cond Lev (LCL): 858.54 mb = 1362.96 m = 4471.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 83 at 4 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 ---------------------------------------------------------- 0 944 595 340 1 0.3 -0.9 | 278 4 3.9 -0.5 1 925 758 295 3 2.7 -1.3 | 278 6 6.2 -0.9 2 907 914 305 5 4.1 -2.9 | 288 8 7.6 -2.5 3 850 1444 75 5 -4.8 -1.3 | 56 2 -1.3 -0.9 4 780 2134 80 3 -3.0 -0.5 | 282 1 0.6 -0.1 5 700 2992 65 9 -8.2 -3.8 | 54 6 -4.6 -3.4 6 695 3048 60 9 -7.8 -4.5 | 46 6 -4.3 -4.1 7 668 3353 35 13 -7.5 -10.6 | 21 11 -3.9 -10.2 8 592 4267 20 3 -1.0 -2.8 | 314 3 2.5 -2.4 9 504 5486 0 0 -0.0 -0.0 | 263 4 3.5 0.4 10 500 5550 45 1 -0.7 -0.7 | 276 3 2.8 -0.3 11 400 7150 190 9 1.6 8.9 | 209 11 5.1 9.3 12 341 8230 205 9 3.8 8.2 | 221 11 7.3 8.6 13 300 9080 180 13 0.0 13.0 | 195 14 3.5 13.4 14 297 9144 180 13 0.0 13.0 | 195 14 3.5 13.4 15 283 9449 190 13 2.3 12.8 | 204 14 5.8 13.2 16 257 10058 180 17 0.0 17.0 | 191 18 3.5 17.4 17 250 10230 240 11 9.5 5.5 | 246 14 13.0 5.9 18 245 10363 235 13 10.6 7.5 | 241 16 14.2 7.9 19 233 10668 270 11 11.0 -0.0 | 268 15 14.5 0.4 20 230 10750 290 7 6.6 -2.4 | 281 10 10.1 -2.0 21 222 10973 290 9 8.5 -3.1 | 283 12 12.0 -2.7 22 211 11278 300 5 4.3 -2.5 | 285 8 7.8 -2.1 23 201 11582 270 11 11.0 -0.0 | 268 15 14.5 0.4 24 200 11620 290 11 10.3 -3.8 | 284 14 13.8 -3.4 25 183 12192 345 23 6.0 -22.2 | 337 24 9.5 -21.8 26 174 12497 335 19 8.0 -17.2 | 326 20 11.5 -16.8 27 166 12802 345 15 3.9 -14.5 | 332 16 7.4 -14.1 28 158 13106 325 17 9.8 -13.9 | 316 19 13.3 -13.5 29 150 13411 335 19 8.0 -17.2 | 326 20 11.5 -16.8 30 150 13430 320 17 10.9 -13.0 | 311 19 14.4 -12.6 31 143 13716 320 17 10.9 -13.0 | 311 19 14.4 -12.6 32 137 14021 340 23 7.9 -21.6 | 332 24 11.4 -21.2 33 130 14326 320 25 16.1 -19.2 | 314 27 19.6 -18.7 34 124 14630 340 27 9.2 -25.4 | 333 28 12.7 -25.0 35 118 14935 320 19 12.2 -14.6 | 312 21 15.7 -14.1 36 107 15545 340 29 9.9 -27.3 | 333 30 13.4 -26.8 37 100 15970 325 23 13.2 -18.8 | 318 25 16.7 -18.4 38 97 16154 325 23 13.2 -18.8 | 318 25 16.7 -18.4 39 84 17069 285 25 24.1 -6.5 | 282 28 27.7 -6.1 40 80 17374 305 21 17.2 -12.0 | 299 24 20.7 -11.6 41 76 17678 300 25 21.7 -12.5 | 296 28 25.2 -12.1 42 72 17983 315 31 21.9 -21.9 | 310 33 25.4 -21.5 43 70 18190 280 25 24.6 -4.3 | 278 28 28.1 -3.9 44 66 18593 275 27 26.9 -2.4 | 274 30 30.4 -1.9 45 51 20117 290 35 32.9 -12.0 | 288 38 36.4 -11.6 46 50 20290 270 36 36.0 -0.0 | 269 40 39.5 0.4 47 47 20726 265 44 43.8 3.8 | 265 48 47.3 4.2 48 38 21946 280 44 43.3 -7.6 | 279 47 46.8 -7.2 49 31 23165 265 54 53.8 4.7 | 265 58 57.3 5.1 50 30 23420 270 54 54.0 -0.0 | 270 58 57.5 0.4 51 16 25603 270 69 69.0 -0.0 | 270 73 72.5 0.4 Wind Parameters Mean winds (0-6000m): 53.4 at 4.7 knts Storm direction: 83.4 at 3.5 knts Shear (0-3000m) pos: 0.6 neg: 1.5 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 94.3 deg Storm rel helicity (0-3000m) pos: 14.5 neg: -14.1 tot: 0.4 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.69 Bulk Shear: 5.48 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 ------------------------------------------------------------------------------- 500 314 4 289 7| 4.1 0.0 4.1| 8.7 -0.3 8.4 16.9 0.56| 8.4 4.7 1000 3 4 320 5| 2.5 0.0 2.5| 14.3 -0.3 14.0 14.0 0.64| 8.2 5.3 1500 42 4 345 3| 1.2 0.0 1.2| 14.3 -0.4 13.9 9.3 0.53| 6.0 3.2 2000 56 4 0 2| 0.9 0.8 1.7| 14.5 -0.4 14.1 7.0 0.51| 5.3 2.7 2500 60 5 20 2| 0.7 1.4 2.1| 14.5 -2.8 11.6 4.7 0.36| 5.2 1.9 3000 51 6 20 4| 0.6 1.5 2.1| 14.5 -14.1 0.4 0.1 0.13| 5.6 0.7 4000 45 6 11 4| 0.4 0.4 0.8| 14.5 -22.5 -8.1 -2.0 -0.04| 5.3 -0.2 5000 44 5 358 3| 0.4 0.3 0.7| 15.0 -24.4 -9.4 -1.9 -0.07| 4.6 -0.3 6000 53 5 6 2| 0.8 0.3 1.1| 16.3 -24.6 -8.3 -1.4 -0.06| 4.5 -0.3 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20251207.12.gif