UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042706.upa.cvt Date: 0600Z 27 APR 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:0600Z 27 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 160 SFC 950 595 11.2 9.5 89 1.7 10.2 140 1 288.6 289.9 285.5 310.7 7.86 2 925 814 9.8 7.5 86 2.3 8.5 95 9 289.3 290.6 285.1 309.3 7.04 3 855 1464 5.2 5.2 100 0.0 5.2 127 16 291.1 292.3 285.2 309.7 6.49 4 850 1512 5.0 5.0 100 0.0 5.0 125 17 291.4 292.5 285.2 309.8 6.44 5 730 2740 -1.5 -3.9 84 2.4 -2.6 71 9 297.2 297.9 284.9 309.0 3.92 6 722 2828 -1.7 -3.4 88 1.7 -2.4 71 7 298.0 298.7 285.4 310.3 4.12 7 700 3074 -3.7 -4.2 96 0.5 -3.9 105 5 298.4 299.1 285.5 310.4 4.00 8 611 4135 -10.5 -10.7 98 0.2 -10.6 83 7 302.4 302.9 285.7 311.0 2.77 9 607 4185 -10.9 -13.7 80 2.8 -11.8 82 7 302.5 302.9 285.1 309.3 2.19 10 605 4211 -11.1 -13.6 82 2.5 -11.9 82 7 302.6 303.0 285.1 309.5 2.21 11 581 4520 -13.1 -15.8 80 2.7 -13.9 82 9 303.7 304.1 285.2 309.8 1.92 12 568 4692 -14.7 -20.7 60 6.0 -16.2 83 11 303.8 304.1 284.5 308.0 1.29 13 544 5019 -16.1 -29.1 32 13.0 -18.6 77 11 305.9 306.1 284.6 308.1 0.63 14 521 5343 -17.7 -25.7 50 8.0 -19.4 65 9 307.8 308.0 285.6 310.8 0.90 15 500 5650 -19.7 -35.7 23 16.0 -22.1 65 9 309.0 309.1 285.4 310.3 0.36 16 492 5769 -20.1 -36.1 23 16.0 -22.5 61 9 310.0 310.0 285.8 311.2 0.36 17 475 6028 -22.3 -39.3 20 17.0 -24.5 52 12 310.4 310.4 285.8 311.3 0.27 18 455 6341 -25.1 -34.1 43 9.0 -26.4 73 13 310.7 310.8 286.2 312.3 0.47 19 449 6437 -25.7 -44.7 15 19.0 -27.6 80 13 311.1 311.2 285.9 311.7 0.16 20 400 7260 -32.3 -45.3 26 13.0 -33.4 60 13 313.0 313.0 286.6 313.6 0.17 21 369 7824 -37.7 -46.7 38 9.0 -38.3 57 13 313.1 313.2 286.6 313.7 0.16 22 320 8793 -45.7 -58.7 22 13.0 -46.1 29 19 315.1 315.1 287.2 315.2 0.04 23 300 9220 -49.7 -58.7 34 9.0 -49.9 35 15 315.3 315.3 287.2 315.5 0.05 24 259 10159 -57.5 -62.4 54 4.9 -57.6 88 10 317.4 317.4 287.9 317.5 0.03 25 251 10355 -59.3 -66.3 40 7.0 -59.4 114 9 317.5 317.5 287.9 317.6 0.02 26 250 10380 -59.5 -66.5 40 7.0 -59.6 120 9 317.6 317.6 288.0 317.7 0.02 27 241 10610 -61.3 -64.2 68 2.9 -61.3 120 9 318.3 318.3 288.2 318.4 0.03 28 238 10688 -61.5 -65.2 61 3.7 -61.6 113 9 319.1 319.1 288.5 319.2 0.03 29 234 10793 -60.7 -66.7 45 6.0 -60.7 71 9 321.9 321.9 289.3 321.9 0.02 30 223 11093 -62.7 -66.9 57 4.2 -62.7 15 14 323.2 323.3 289.8 323.3 0.02 31 220 11177 -62.9 -68.9 44 6.0 -63.0 25 17 324.2 324.2 290.0 324.3 0.02 32 208 11530 -55.9 -82.9 2 27.0 -56.1 298 11 340.4 340.4 294.4 340.4 0.00 33 200 11780 -56.1 -78.1 5 22.0 -56.3 285 15 343.9 343.9 295.3 343.9 0.00 34 150 13610 -55.5 -82.5 2 27.0 -55.8 290 31 374.5 374.5 301.4 374.5 0.00 35 139 14100 -53.7 -83.7 1 30.0 -54.2 290 25 385.9 385.9 303.2 385.9 0.00 36 100 16200 -58.7 -87.7 1 29.0 -59.0 280 27 414.3 414.3 307.0 414.3 0.00 37 70 18440 -56.9 -87.9 1 31.0 -57.5 260 15 462.7 462.7 312.0 462.7 0.00 38 50 20560 -59.5 -90.5 1 31.0 -60.1 285 7 503.3 503.3 315.2 503.3 0.00 TRP 220 11177 -62.9 -68.9 44 6.0 -63.0 25 17 324.2 324.2 290.0 324.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5490.00 m Freezing level: 757.69 mb = 2456.97 m = 8060.84 ft Wetbulb zero: 770.62 mb = 2303.41 m = 7557.02 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 81.30 % Est. max temperature: 16.29 C = 61.33 F Sfc-Lift cond lev (LCL): 925.92 mb = 805.82 m = 2643.73 ft T: 9.85 C 700-500 lapse rate: 6.21 C/km ThetaE index: 1.40 C Layer 925.0- 855.0 mb Conv cond level (CCL): 872.50 mb = 1296.62 m = 4253.97 ft Mean mixing ratio: 6.92 g/kg Conv temperature: 13.27 C = 55.89 F Cap Strength: 2.44 C Lifted Index: 2.84 C Risk: None Lifted Index @300 mb: 4.25 C Lifted Index @700 mb: 0.62 C Showalter Index: 2.72 C Risk: Showers probable Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 24.70 C K Index: 29.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 111.00 Risk: None Energy Index: 0.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.85 J/kg Max Up Vert Vel: 4.21 m/s Conv Inhibition (B-): 22835.48 J/kg Cap Strength: 2.80 C Lift Cond Lev (LCL): 881.41 mb = 1212.71 m = 3978.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 120 at 8 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 ---------------------------------------------------------- 0 950 595 140 1 -0.6 0.8 | 297 7 5.9 -3.0 1 925 814 95 9 -9.0 0.8 | 39 4 -2.4 -3.0 2 914 914 90 11 -11.0 0.0 | 50 6 -4.4 -3.8 3 881 1219 135 13 -9.2 9.2 | 154 6 -2.6 5.4 4 850 1512 125 17 -13.9 9.8 | 129 9 -7.4 6.0 5 849 1524 125 17 -13.9 9.8 | 129 9 -7.4 6.0 6 817 1829 105 17 -16.4 4.4 | 94 10 -9.9 0.6 7 787 2134 115 13 -11.8 5.5 | 108 6 -5.2 1.7 8 729 2743 70 9 -8.5 -3.1 | 16 7 -1.9 -6.8 9 702 3048 75 3 -2.9 -0.8 | 321 6 3.7 -4.5 10 700 3074 105 5 -4.8 1.3 | 325 3 1.7 -2.5 11 599 4267 80 7 -6.9 -1.2 | 4 5 -0.3 -5.0 12 553 4877 85 13 -13.0 -1.1 | 53 8 -6.4 -4.9 13 532 5182 65 9 -8.2 -3.8 | 12 8 -1.6 -7.6 14 500 5650 65 9 -8.2 -3.8 | 12 8 -1.6 -7.6 15 490 5791 60 9 -7.8 -4.5 | 8 8 -1.2 -8.3 16 470 6096 50 13 -10.0 -8.4 | 16 13 -3.4 -12.1 17 451 6401 80 13 -12.8 -2.3 | 46 9 -6.2 -6.0 18 414 7010 90 11 -11.0 0.0 | 50 6 -4.4 -3.8 19 400 7260 60 13 -11.3 -6.5 | 25 11 -4.7 -10.3 20 397 7315 65 15 -13.6 -6.3 | 35 12 -7.0 -10.1 21 363 7925 55 13 -10.6 -7.5 | 20 12 -4.1 -11.2 22 332 8534 25 21 -8.9 -19.0 | 6 23 -2.3 -22.8 23 300 9220 35 15 -8.6 -12.3 | 7 16 -2.0 -16.0 24 276 9754 35 11 -6.3 -9.0 | 359 13 0.3 -12.8 25 251 10363 115 9 -8.2 3.8 | 92 2 -1.6 0.0 26 250 10380 120 9 -7.8 4.5 | 121 1 -1.2 0.7 27 239 10668 120 9 -7.8 4.5 | 121 1 -1.2 0.7 28 227 10973 360 9 -0.0 -9.0 | 333 14 6.6 -12.8 29 220 11177 25 17 -7.2 -15.4 | 2 19 -0.6 -19.2 30 217 11278 5 19 -1.7 -18.9 | 348 23 4.9 -22.7 31 206 11582 285 9 8.7 -2.3 | 292 16 15.3 -6.1 32 200 11780 285 15 14.5 -3.9 | 290 22 21.0 -7.6 33 197 11887 275 13 13.0 -1.1 | 284 20 19.5 -4.9 34 187 12192 280 17 16.7 -3.0 | 286 24 23.3 -6.7 35 179 12497 300 19 16.5 -9.5 | 300 27 23.0 -13.3 36 170 12802 285 19 18.4 -4.9 | 289 26 24.9 -8.7 37 162 13106 280 25 24.6 -4.3 | 285 32 31.2 -8.1 38 155 13411 270 25 25.0 -0.0 | 277 32 31.6 -3.8 39 150 13610 290 31 29.1 -10.6 | 292 38 35.7 -14.4 40 141 14021 295 25 22.7 -10.6 | 296 33 29.2 -14.3 41 134 14326 275 25 24.9 -2.2 | 281 32 31.5 -5.9 42 128 14630 285 27 26.1 -7.0 | 288 34 32.6 -10.7 43 122 14935 265 29 28.9 2.5 | 272 35 35.4 -1.2 44 106 15850 290 25 23.5 -8.6 | 292 32 30.1 -12.3 45 100 16200 280 27 26.6 -4.7 | 284 34 33.2 -8.4 46 96 16459 280 27 26.6 -4.7 | 284 34 33.2 -8.4 47 87 17069 300 27 23.4 -13.5 | 300 35 29.9 -17.3 48 83 17374 285 17 16.4 -4.4 | 290 24 23.0 -8.2 49 79 17678 265 21 20.9 1.8 | 274 28 27.5 -1.9 50 75 17983 280 13 12.8 -2.3 | 287 20 19.4 -6.0 51 72 18288 235 9 7.4 5.2 | 264 14 13.9 1.4 52 70 18440 260 15 14.8 2.6 | 273 21 21.3 -1.2 53 68 18593 250 13 12.2 4.4 | 268 19 18.8 0.7 54 65 18898 275 17 16.9 -1.5 | 283 24 23.5 -5.2 55 62 19202 260 23 22.7 4.0 | 270 29 29.2 0.2 56 59 19507 280 11 10.8 -1.9 | 288 18 17.4 -5.7 57 56 19812 280 9 8.9 -1.6 | 289 16 15.4 -5.3 58 54 20117 225 9 6.4 6.4 | 259 13 12.9 2.6 59 50 20560 285 7 6.8 -1.8 | 293 14 13.3 -5.6 60 48 20726 290 9 8.5 -3.1 | 294 17 15.0 -6.8 61 45 21031 305 11 9.0 -6.3 | 303 19 15.6 -10.1 62 42 21336 10 9 -1.6 -8.9 | 338 14 5.0 -12.6 63 39 21641 170 9 -1.6 8.9 | 224 7 5.0 5.1 64 36 21946 215 13 7.5 10.6 | 244 16 14.0 6.9 65 34 22250 220 9 5.8 6.9 | 256 13 12.3 3.1 66 30 22860 150 7 -3.5 6.1 | 233 4 3.1 2.3 Wind Parameters Mean winds (0-6000m): 89.8 at 10.1 knts Storm direction: 119.8 at 7.6 knts Shear (0-3000m) pos: 1.0 neg: 1.5 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 51.3 deg Storm rel helicity (0-3000m) pos: 17.9 neg: -39.8 tot: -21.9 m^2/s^2 ave: -7.3 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 9.0 stream: -0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 12.10 Bulk Shear: 0.73 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 ------------------------------------------------------------------------------- 500 100 8 36 3| 0.0 11.6 11.6| 10.4 0.0 10.4 20.8 0.70| 17.2 11.9 1000 118 12 115 4| 2.5 5.8 8.3| 14.4 -8.7 5.8 5.8 0.42| 13.4 5.6 1500 115 13 108 6| 1.7 2.8 4.5| 16.9 -18.8 -2.0 -1.3 0.24| 11.7 2.8 2000 112 13 101 5| 1.3 2.0 3.2| 16.9 -29.1 -12.2 -6.1 0.02| 10.7 0.2 2500 108 12 87 4| 1.2 1.6 2.8| 16.9 -39.8 -22.9 -9.2 -0.12| 10.5 -1.2 3000 107 11 79 4| 1.0 1.5 2.6| 17.9 -39.8 -21.9 -7.3 -0.09| 9.0 -0.8 4000 102 10 59 3| 0.8 1.7 2.5| 23.4 -39.8 -16.5 -4.1 -0.01| 7.4 -0.1 5000 96 10 49 4| 0.6 1.4 2.0| 26.6 -50.4 -23.8 -4.8 -0.06| 6.7 -0.4 6000 90 10 43 5| 1.1 1.6 2.7| 45.8 -51.4 -5.6 -0.9 0.03| 6.7 0.2 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20250427.06.gif