UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120706.upa.cvt Date: 0600Z 7 DEC 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:0600Z 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 4.4 1.9 84 2.5 3.2 290 1 282.2 283.0 279.1 295.1 4.65 2 925 752 2.8 1.1 89 1.7 2.0 310 3 282.2 282.9 278.9 294.7 4.48 3 906 920 1.2 1.0 99 0.2 1.1 337 3 282.2 283.0 279.0 294.9 4.54 4 884 1118 2.0 2.0 100 0.0 2.0 32 5 285.0 285.9 280.9 299.1 5.00 5 850 1436 3.4 1.5 87 1.9 2.5 120 9 289.7 290.6 283.0 304.1 5.02 6 844 1494 3.4 0.4 81 3.0 2.0 123 9 290.3 291.1 282.9 303.7 4.66 7 720 2764 -5.7 -6.0 98 0.3 -5.8 75 9 293.8 294.4 283.0 303.8 3.39 8 715 2819 -3.5 -9.5 63 6.0 -5.7 75 8 296.8 297.3 283.2 304.7 2.60 9 700 2987 -4.7 -10.7 63 6.0 -6.8 75 7 297.3 297.7 283.2 304.6 2.41 10 692 3077 -5.3 -9.4 73 4.1 -6.8 74 7 297.6 298.1 283.7 305.8 2.71 11 653 3531 -8.3 -17.3 48 9.0 -10.9 67 9 299.2 299.5 283.0 303.9 1.51 12 633 3772 -10.3 -19.3 48 9.0 -12.8 63 9 299.6 299.8 282.9 303.7 1.31 13 617 3968 -11.9 -14.0 84 2.1 -12.6 60 10 299.9 300.3 284.0 306.5 2.10 14 552 4813 -17.1 -21.3 70 4.2 -18.1 81 8 303.5 303.7 284.4 307.6 1.26 15 540 4978 -17.7 -32.7 26 15.0 -20.2 107 7 304.7 304.8 283.9 306.2 0.45 16 533 5076 -18.1 -29.1 38 11.0 -20.1 123 6 305.3 305.5 284.4 307.5 0.65 17 500 5550 -22.3 -31.3 44 9.0 -23.8 200 3 305.9 306.0 284.5 307.7 0.56 18 481 5832 -24.9 -32.9 47 8.0 -26.1 188 4 306.1 306.1 284.5 307.8 0.50 19 479 5862 -25.1 -36.1 35 11.0 -26.5 186 4 306.2 306.2 284.4 307.4 0.37 20 455 6232 -27.9 -31.0 75 3.1 -28.3 170 6 307.2 307.3 285.1 309.3 0.63 21 444 6407 -29.3 -36.3 51 7.0 -30.1 162 6 307.6 307.7 284.9 308.9 0.39 22 439 6487 -30.1 -32.5 80 2.4 -30.4 159 7 307.6 307.7 285.1 309.5 0.57 23 431 6617 -31.1 -37.1 56 6.0 -31.7 153 7 307.9 308.0 285.0 309.2 0.37 24 418 6833 -32.9 -36.0 74 3.1 -33.2 143 8 308.3 308.4 285.2 309.8 0.42 25 400 7140 -35.1 -42.1 49 7.0 -35.7 130 7 309.4 309.4 285.4 310.2 0.24 26 397 7192 -35.7 -43.7 44 8.0 -36.3 132 7 309.3 309.3 285.3 310.0 0.20 27 335 8347 -46.1 -50.3 62 4.2 -46.3 153 9 310.4 310.4 285.6 310.8 0.11 28 306 8942 -51.3 -56.1 56 4.8 -51.4 164 11 311.3 311.3 285.9 311.5 0.06 29 300 9070 -52.3 -57.0 57 4.7 -52.4 170 9 311.6 311.6 286.0 311.8 0.06 30 250 10230 -60.7 -65.5 53 4.8 -60.7 160 7 315.8 315.8 287.4 315.9 0.02 31 241 10455 -62.3 -67.3 51 5.0 -62.3 70 3 316.8 316.8 287.7 316.8 0.02 32 228 10797 -59.9 -78.9 7 19.0 -60.0 87 8 325.5 325.5 290.4 325.5 0.00 33 200 11610 -59.7 -78.7 7 19.0 -59.9 10 5 338.2 338.2 293.9 338.2 0.00 34 182 12202 -57.9 -80.9 4 23.0 -58.1 284 13 350.4 350.4 296.7 350.4 0.00 35 163 12892 -61.1 -83.1 4 22.0 -61.3 302 14 356.2 356.2 298.0 356.3 0.00 36 150 13410 -59.9 -83.9 3 24.0 -60.1 305 9 366.9 366.9 300.0 366.9 0.00 37 121 14747 -61.5 -85.5 3 24.0 -61.7 322 16 387.2 387.2 303.3 387.2 0.00 38 111 15286 -58.5 -85.5 2 27.0 -58.8 331 15 402.5 402.5 305.5 402.5 0.00 39 100 15940 -59.9 -85.9 2 26.0 -60.2 320 21 412.0 412.0 306.7 412.0 0.00 TRP 241 10455 -62.3 -67.3 51 5.0 -62.3 70 3 316.8 316.8 287.7 316.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5436.00 m Freezing level: 797.67 mb = 1968.39 m = 6457.88 ft Wetbulb zero: 812.57 mb = 1797.09 m = 5895.91 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 73.31 % Est. max temperature: 13.76 C = 56.76 F Sfc-Lift cond lev (LCL): 908.25 mb = 899.72 m = 2951.81 ft T: 1.39 C 700-500 lapse rate: 6.87 C/km ThetaE index: 0.45 C Layer 925.0- 906.0 mb Conv cond level (CCL): 912.98 mb = 857.77 m = 2814.16 ft Mean mixing ratio: 4.77 g/kg Conv temperature: 4.43 C = 39.97 F Cap Strength: 8.19 C Lifted Index: 7.91 C Risk: None Lifted Index @300 mb: 9.56 C Lifted Index @700 mb: 5.77 C Showalter Index: 3.87 C Risk: None Total Totals Index: 49.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 23.80 C K Index: 21.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 49.00 Risk: None Energy Index: 0.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.83 J/kg Max Up Vert Vel: 8.70 m/s Conv Inhibition (B-): 11107.40 J/kg Cap Strength: 8.13 C Lift Cond Lev (LCL): 877.80 mb = 1175.23 m = 3855.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 116 at 5 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 ---------------------------------------------------------- 0 944 595 290 1 0.9 -0.3 | 295 6 5.7 -2.6 1 942 610 315 1 0.7 -0.7 | 299 6 5.5 -3.0 2 925 752 310 3 2.3 -1.9 | 301 8 7.0 -4.2 3 907 914 335 3 1.3 -2.7 | 310 8 6.0 -5.0 4 850 1436 120 9 -7.8 4.5 | 126 4 -3.0 2.2 5 841 1524 125 9 -7.4 5.2 | 138 4 -2.6 2.9 6 779 2134 105 7 -6.8 1.8 | 77 2 -2.0 -0.5 7 722 2743 75 9 -8.7 -2.3 | 41 6 -3.9 -4.6 8 700 2987 75 7 -6.8 -1.8 | 26 5 -2.0 -4.1 9 592 4267 55 11 -9.0 -6.3 | 26 10 -4.3 -8.6 10 568 4572 45 9 -6.4 -6.4 | 11 9 -1.6 -8.7 11 500 5550 200 3 1.0 2.8 | 265 6 5.8 0.5 12 407 7010 135 9 -6.4 6.4 | 158 4 -1.6 4.1 13 400 7140 130 7 -5.4 4.5 | 164 2 -0.6 2.2 14 356 7925 160 9 -3.1 8.5 | 195 6 1.7 6.2 15 325 8534 150 9 -4.5 7.8 | 183 6 0.2 5.5 16 311 8839 160 13 -4.4 12.2 | 182 10 0.3 9.9 17 300 9070 170 9 -1.6 8.9 | 206 7 3.2 6.6 18 297 9144 165 9 -2.3 8.7 | 201 7 2.4 6.4 19 283 9449 190 11 1.9 10.8 | 218 11 6.7 8.5 20 257 10058 140 9 -5.8 6.9 | 167 5 -1.0 4.6 21 250 10230 160 7 -2.4 6.6 | 209 5 2.4 4.3 22 245 10363 155 9 -3.8 8.2 | 189 6 0.9 5.9 23 241 10455 70 3 -2.8 -1.0 | 330 4 1.9 -3.3 24 233 10668 105 9 -8.7 2.3 | 91 4 -3.9 0.0 25 201 11582 340 1 0.3 -0.9 | 302 6 5.1 -3.2 26 200 11610 10 5 -0.9 -4.9 | 332 8 3.9 -7.2 27 191 11887 305 9 7.4 -5.2 | 302 14 12.1 -7.5 28 174 12497 265 17 16.9 1.5 | 272 22 21.7 -0.8 29 165 12802 285 15 14.5 -3.9 | 288 20 19.2 -6.2 30 157 13106 345 11 2.8 -10.6 | 330 15 7.6 -12.9 31 150 13410 305 9 7.4 -5.2 | 302 14 12.1 -7.5 32 150 13411 315 7 4.9 -4.9 | 307 12 9.7 -7.2 33 143 13716 325 9 5.2 -7.4 | 314 14 9.9 -9.7 34 136 14021 315 15 10.6 -10.6 | 310 20 15.4 -12.9 35 130 14326 310 17 13.0 -10.9 | 307 22 17.8 -13.2 36 112 15240 335 15 6.3 -13.6 | 325 19 11.1 -15.9 37 107 15545 310 17 13.0 -10.9 | 307 22 17.8 -13.2 38 101 15850 300 25 21.7 -12.5 | 299 30 26.4 -14.8 39 100 15940 320 21 13.5 -16.1 | 315 26 18.2 -18.4 40 96 16154 320 21 13.5 -16.1 | 315 26 18.2 -18.4 41 90 16459 330 17 8.5 -14.7 | 322 22 13.2 -17.0 42 85 16764 290 25 23.5 -8.6 | 291 30 28.2 -10.8 43 80 17069 310 15 11.5 -9.6 | 306 20 16.2 -11.9 44 71 17678 290 17 16.0 -5.8 | 291 22 20.7 -8.1 Wind Parameters Mean winds (0-6000m): 85.8 at 7.0 knts Storm direction: 115.8 at 5.3 knts Shear (0-3000m) pos: 1.7 neg: 1.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 94.4 deg Storm rel helicity (0-3000m) pos: 26.2 neg: -6.2 tot: 20.0 m^2/s^2 ave: 6.7 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.09 Bulk Shear: 9.25 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 ------------------------------------------------------------------------------- 500 340 3 312 8| 5.4 0.0 5.4| 12.0 0.0 12.0 24.0 0.83| 7.4 6.1 1000 106 5 23 1| 5.0 0.0 5.0| 25.8 -0.1 25.7 25.7 0.88| 10.5 9.3 1500 112 6 91 1| 3.3 1.0 4.3| 25.8 -1.7 24.0 16.0 0.67| 8.0 5.4 2000 105 7 70 2| 2.5 1.5 4.0| 25.8 -3.5 22.3 11.2 0.51| 6.9 3.5 2500 97 7 54 3| 2.0 1.4 3.4| 25.9 -6.2 19.7 7.9 0.40| 6.2 2.4 3000 90 7 46 3| 1.7 1.4 3.1| 26.2 -6.2 20.0 6.7 0.38| 5.5 2.1 4000 77 8 36 5| 1.3 1.4 2.6| 26.2 -12.3 13.8 3.5 0.26| 4.8 1.2 5000 75 7 30 5| 1.4 1.1 2.5| 36.5 -12.3 24.1 4.8 0.38| 5.6 2.1 6000 86 7 39 4| 1.2 0.7 1.9| 36.5 -20.1 16.4 2.7 0.25| 5.1 1.3 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20251207.06.gif