UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for SK371... Searching the city database file for: SK371 ... Date:1200Z 21 OCT 25 Station: SK371 WMO ident: 80371 ------------------------------------------------------------------------------- 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 140 SFC 990 228 22.2 20.5 90 1.7 21.0 225 1 296.2 299.0 294.6 340.9 15.51 2 983 290 21.8 21.7 99 0.1 21.8 199 2 296.4 299.4 295.5 345.0 16.85 3 973 379 22.4 21.3 94 1.1 21.6 161 4 297.9 300.9 295.7 346.1 16.61 4 962 478 25.4 19.4 69 6.0 21.2 120 6 301.9 304.6 295.7 345.8 14.90 5 945 635 24.6 19.8 75 4.8 21.2 65 8 302.6 305.5 296.3 348.6 15.56 6 925 823 23.0 20.3 85 2.7 21.1 65 6 302.8 305.9 297.0 351.5 16.42 7 850 1557 18.0 16.4 90 1.6 16.9 80 4 305.0 307.6 295.9 346.6 13.94 8 845 1608 17.6 16.7 94 0.9 17.0 83 4 305.1 307.8 296.1 347.8 14.30 9 754 2573 11.4 9.6 89 1.8 10.3 59 1 308.5 310.4 294.0 338.9 10.01 10 711 3064 9.0 4.4 73 4.6 6.3 56 2 311.1 312.5 292.7 333.9 7.40 11 705 3134 8.6 7.4 92 1.2 7.9 55 2 311.4 313.1 294.3 339.7 9.21 12 700 3193 8.6 6.4 86 2.2 7.3 55 2 312.0 313.7 294.0 338.7 8.65 13 696 3240 8.6 3.8 72 4.8 5.8 57 3 312.5 313.9 293.1 335.0 7.24 14 653 3766 5.6 3.6 87 2.0 4.4 79 9 314.9 316.3 294.0 338.7 7.61 15 621 4177 4.4 0.2 74 4.2 2.1 96 14 318.1 319.3 293.9 338.1 6.26 16 568 4898 -0.5 -2.8 84 2.3 -1.7 117 13 320.5 321.6 293.9 338.3 5.49 17 550 5155 -1.5 -7.5 64 6.0 -4.3 124 12 322.3 323.1 293.2 335.3 3.96 18 522 5570 -3.9 -6.2 84 2.3 -5.0 110 10 324.3 325.2 294.2 339.5 4.61 19 500 5910 -5.1 -11.1 63 6.0 -7.7 120 14 326.8 327.5 293.8 337.9 3.28 20 486 6133 -6.5 -16.5 45 10.0 -10.2 119 13 327.8 328.2 293.1 335.2 2.17 21 478 6263 -7.5 -10.0 82 2.5 -8.6 115 14 328.1 328.8 294.5 340.7 3.74 22 475 6312 -7.7 -13.7 62 6.0 -10.1 113 14 328.4 329.0 293.8 338.0 2.80 23 422 7224 -13.9 -16.8 79 2.9 -14.9 118 7 331.8 332.3 294.4 340.3 2.43 24 400 7630 -15.9 -21.9 60 6.0 -17.7 100 4 334.3 334.7 294.4 340.2 1.66 25 371 8194 -18.9 -25.9 54 7.0 -20.7 100 7 337.6 337.9 294.8 342.2 1.25 26 355 8520 -21.5 -25.9 68 4.4 -22.6 93 12 338.4 338.7 295.1 343.2 1.30 27 349 8646 -22.3 -31.3 44 9.0 -24.2 90 13 339.0 339.1 294.8 342.0 0.80 28 328 9099 -25.7 -30.7 63 5.0 -26.7 87 14 340.4 340.6 295.2 343.8 0.90 29 311 9483 -28.1 -39.1 34 11.0 -29.7 87 12 342.2 342.3 295.3 343.9 0.41 30 300 9740 -30.3 -39.3 41 9.0 -31.6 60 11 342.7 342.8 295.4 344.3 0.42 31 295 9859 -31.5 -39.5 45 8.0 -32.6 58 11 342.6 342.7 295.3 344.3 0.42 32 250 11010 -40.5 -55.5 18 15.0 -41.3 25 14 345.9 345.9 295.8 346.2 0.08 33 244 11175 -41.7 -60.7 11 19.0 -42.6 19 15 346.5 346.5 295.9 346.7 0.04 34 207 12267 -51.5 -59.5 38 8.0 -51.7 20 19 347.8 347.8 296.2 348.0 0.06 35 200 12490 -53.1 -60.1 42 7.0 -53.3 25 20 348.7 348.7 296.4 348.9 0.06 36 156 14043 -65.3 -77.3 17 12.0 -65.4 30 21 353.6 353.6 297.4 353.6 0.01 37 150 14280 -67.3 -76.3 27 9.0 -67.4 30 16 354.2 354.2 297.5 354.2 0.01 38 136 14861 -72.3 -76.3 55 4.0 -72.3 34 12 355.4 355.4 297.8 355.4 0.01 39 130 15125 -74.1 -81.1 33 7.0 -74.1 46 10 356.8 356.8 298.1 356.8 0.00 40 112 15981 -78.7 -85.7 31 7.0 -78.7 348 1 363.7 363.7 299.4 363.7 0.00 41 100 16620 -81.3 -86.3 42 5.0 -81.3 280 6 370.6 370.6 300.7 370.7 0.00 42 98 16734 -81.7 -86.7 42 5.0 -81.7 310 8 372.0 372.0 300.9 372.0 0.00 43 90 17222 -73.1 -87.1 10 14.0 -73.2 318 25 398.3 398.3 305.0 398.3 0.00 44 85 17558 -72.9 -86.9 10 14.0 -73.0 327 35 405.3 405.3 305.9 405.3 0.00 45 73 18440 -78.1 -88.1 18 10.0 -78.1 278 46 412.3 412.3 306.8 412.3 0.00 46 70 18680 -77.9 -87.9 18 10.0 -77.9 275 42 417.7 417.7 307.4 417.7 0.00 47 63 19284 -76.7 -87.7 16 11.0 -76.7 278 34 433.2 433.2 309.1 433.2 0.00 TRP 98 16734 -81.7 -86.7 42 5.0 -81.7 310 8 372.0 372.0 300.9 372.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 573.41 mb = 4824.06 m = 15826.76 ft Wetbulb zero: 591.74 mb = 4566.71 m = 14982.47 ft Precipitable water: 2.12 inches Sfc-500 mean rel hum: 82.07 % Est. max temperature: 31.25 C = 88.25 F Sfc-Lift cond lev (LCL): 965.97 mb = 442.31 m = 1451.13 ft T: 24.31 C 700-500 lapse rate: 5.04 C/km ThetaE index: 13.91 C Layer 754.0- 705.0 mb Conv cond level (CCL): 858.35 mb = 1472.15 m = 4829.82 ft Mean mixing ratio: 15.87 g/kg Conv temperature: 30.73 C = 87.32 F Cap Strength: 1.94 C Lifted Index: -1.55 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.02 C Lifted Index @700 mb: -1.56 C Showalter Index: -0.90 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.50 C K Index: 37.30 Risk: > 80 % chance of thunderstorms Sweat Index: 218.80 Risk: None Energy Index: -1.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 569.77 J/kg Max Up Vert Vel: 33.76 m/s Conv Inhibition (B-): 46.53 J/kg Cap Strength: 1.94 C Lift Cond Lev (LCL): 898.35 mb = 1076.72 m = 3532.51 ft Lev Free Conv (LFC): 823.35 mb = 1827.56 m = 5995.87 ft Equ Level (EL): 203.35 mb = 12382.32 m = 40623.93 ft B at Equ Level: 565.28 J/kg Max Parcel Lev (MPL): 113.35 mb = 15911.68 m = 52203.05 ft Wind level data Storm motion: 132 at 6 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 ---------------------------------------------------------- 0 990 228 225 1 0.7 0.7 | 302 6 4.9 -3.1 1 948 610 65 8 -7.3 -3.4 | 23 8 -3.1 -7.1 2 925 823 65 6 -5.4 -2.5 | 11 6 -1.3 -6.3 3 915 914 75 6 -5.8 -1.6 | 17 6 -1.6 -5.3 4 850 1557 80 4 -3.9 -0.7 | 357 4 0.2 -4.5 5 794 2134 110 2 -1.9 0.7 | 323 4 2.3 -3.1 6 766 2438 60 1 -0.9 -0.5 | 322 5 3.3 -4.3 7 700 3193 55 2 -1.6 -1.1 | 333 6 2.5 -4.9 8 613 4267 100 15 -14.8 2.6 | 84 11 -10.6 -1.2 9 547 5182 125 12 -9.8 6.9 | 119 6 -5.7 3.1 10 527 5486 105 10 -9.7 2.6 | 78 6 -5.5 -1.2 11 507 5791 125 12 -9.8 6.9 | 119 6 -5.7 3.1 12 500 5910 120 14 -12.1 7.0 | 112 9 -8.0 3.2 13 488 6096 120 13 -11.3 6.5 | 111 8 -7.1 2.7 14 469 6401 110 15 -14.1 5.1 | 98 10 -9.9 1.4 15 451 6706 140 10 -6.4 7.7 | 150 4 -2.3 3.9 16 400 7630 100 4 -3.9 0.7 | 356 3 0.2 -3.1 17 384 7925 100 4 -3.9 0.7 | 356 3 0.2 -3.1 18 369 8230 100 8 -7.9 1.4 | 57 4 -3.7 -2.4 19 339 8839 85 16 -15.9 -1.4 | 66 13 -11.8 -5.2 20 312 9449 90 12 -12.0 0.0 | 64 9 -7.8 -3.8 21 300 9740 60 11 -9.5 -5.5 | 30 11 -5.4 -9.3 22 287 10058 55 12 -9.8 -6.9 | 28 12 -5.7 -10.6 23 274 10363 75 13 -12.6 -3.4 | 50 11 -8.4 -7.1 24 263 10668 35 15 -8.6 -12.3 | 15 17 -4.4 -16.1 25 250 11010 25 14 -5.9 -12.7 | 6 17 -1.7 -16.5 26 229 11582 5 17 -1.5 -16.9 | 353 21 2.7 -20.7 27 200 12490 25 20 -8.5 -18.1 | 11 22 -4.3 -21.9 28 200 12497 25 20 -8.5 -18.1 | 11 22 -4.3 -21.9 29 164 13716 30 27 -13.5 -23.4 | 19 29 -9.3 -27.1 30 150 14280 30 16 -8.0 -13.9 | 12 18 -3.8 -17.6 31 134 14935 35 11 -6.3 -9.0 | 9 13 -2.1 -12.8 32 127 15240 55 10 -8.2 -5.7 | 23 10 -4.0 -9.5 33 114 15850 0 0 -0.0 -0.0 | 312 6 4.2 -3.8 34 100 16620 280 6 5.9 -1.0 | 295 11 10.1 -4.8 35 98 16734 310 8 6.1 -5.1 | 311 14 10.3 -8.9 36 97 16764 280 6 5.9 -1.0 | 295 11 10.1 -4.8 37 92 17069 305 16 13.1 -9.2 | 307 22 17.3 -12.9 38 88 17374 330 34 17.0 -29.4 | 327 39 21.2 -33.2 39 83 17678 325 35 20.1 -28.7 | 323 40 24.2 -32.4 40 79 17983 280 43 42.3 -7.5 | 284 48 46.5 -11.2 41 75 18288 280 48 47.3 -8.3 | 283 53 51.4 -12.1 42 70 18680 275 42 41.8 -3.7 | 279 47 46.0 -7.4 43 59 19507 280 29 28.6 -5.0 | 285 34 32.7 -8.8 Wind Parameters Mean winds (0-6000m): 102.1 at 7.5 knts Storm direction: 132.1 at 5.6 knts Shear (0-3000m) pos: 0.9 neg: 1.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 35.0 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -11.8 tot: -7.8 m^2/s^2 ave: -2.6 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 4.4 stream: -0.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 218.83 Bulk Shear: 2.60 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 67 5 6 6| 0.0 8.1 8.1| 1.0 -5.8 -4.9 -9.7 0.05| 16.9 0.8 1000 70 5 10 6| 1.2 4.0 5.2| 1.8 -8.0 -6.2 -6.2 -0.01| 9.9 -0.1 1500 73 5 7 5| 1.4 2.7 4.1| 1.8 -9.8 -8.0 -5.3 -0.08| 7.2 -0.6 2000 76 4 1 5| 1.4 2.0 3.4| 1.9 -11.4 -9.5 -4.7 -0.13| 6.0 -0.8 2500 76 4 354 5| 1.1 1.6 2.7| 2.5 -11.8 -9.3 -3.7 -0.12| 5.1 -0.6 3000 74 3 349 5| 0.9 1.5 2.5| 3.9 -11.8 -7.8 -2.6 -0.08| 4.4 -0.3 4000 83 5 7 4| 1.3 1.1 2.4| 28.6 -11.8 16.8 4.2 0.27| 5.1 1.4 5000 96 7 37 4| 1.1 0.9 2.1| 41.0 -12.4 28.6 5.7 0.33| 4.8 1.6 6000 102 7 55 4| 1.0 1.0 1.9| 46.5 -20.5 26.0 4.3 0.25| 4.9 1.2 Wrote GIF file: /home/apache/climate/data/raob//SK371/skewt/SK371.skewt.20251021.12.gif