UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for SK371... Searching the city database file for: SK371 ... Date:1200Z 10 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 ------------------------------------------------------------------------------- SFC 1015 228 24.0 2.0 24 22.0 12.3 10 4 295.9 296.7 284.8 308.8 4.35 1 1000 357 23.6 17.6 69 6.0 19.5 10 4 296.8 299.1 292.7 333.6 12.76 2 991 316 23.6 23.0 96 0.6 23.2 356 4 297.5 300.8 296.7 350.1 18.13 3 981 272 22.6 22.3 98 0.3 22.4 339 4 297.4 300.6 296.3 348.2 17.54 4 925 37 20.2 20.0 99 0.2 20.1 245 5 300.0 302.9 296.0 347.1 16.11 5 897 677 19.8 18.1 90 1.7 18.7 302 8 302.2 304.9 295.7 345.7 14.73 6 850 1767 16.8 16.3 97 0.5 16.5 175 6 303.7 306.3 295.5 344.9 13.85 7 822 2052 14.6 14.5 99 0.1 14.6 175 7 304.3 306.7 294.8 342.3 12.73 8 812 2156 14.2 14.2 100 0.0 14.2 174 7 305.0 307.3 295.0 342.7 12.64 9 700 3400 8.0 7.1 94 0.9 7.5 170 3 311.3 313.1 294.1 339.3 9.08 10 500 6110 -6.7 -7.4 95 0.7 -7.0 125 19 324.9 325.7 294.1 339.4 4.39 11 494 6204 -7.3 -8.0 95 0.7 -7.6 119 19 325.3 326.1 294.1 339.3 4.24 12 457 6807 -9.3 -10.9 88 1.6 -10.0 108 19 330.1 330.8 294.9 342.5 3.65 13 451 6908 -9.9 -12.7 80 2.8 -11.1 109 19 330.6 331.2 294.7 341.5 3.20 14 422 7416 -13.7 -14.4 94 0.7 -14.0 112 18 332.1 332.7 294.9 342.3 2.97 15 400 7820 -16.5 -18.1 87 1.6 -17.0 115 18 333.5 334.0 294.7 341.6 2.30 16 343 8963 -23.3 -26.4 76 3.1 -24.1 64 17 339.3 339.6 295.3 344.1 1.29 17 337 9092 -24.3 -26.6 81 2.3 -24.9 56 15 339.7 339.9 295.4 344.4 1.29 18 300 9930 -31.1 -31.5 96 0.4 -31.2 20 9 341.5 341.7 295.5 345.0 0.92 19 291 10145 -32.9 -32.9 100 0.0 -32.9 27 10 342.0 342.1 295.6 345.1 0.82 20 278 10463 -35.7 -38.8 73 3.1 -36.1 36 9 342.4 342.5 295.3 344.3 0.48 21 250 11190 -42.1 -45.0 73 2.9 -42.3 50 15 343.5 343.5 295.4 344.6 0.28 22 233 11664 -46.3 -50.9 59 4.6 -46.6 31 20 344.1 344.1 295.4 344.7 0.15 23 200 12660 -55.7 -60.3 56 4.6 -55.8 50 27 344.6 344.6 295.4 344.8 0.06 24 198 12724 -56.5 -61.0 57 4.5 -56.6 50 28 344.3 344.3 295.4 344.5 0.05 25 186 13117 -59.5 -63.9 56 4.4 -59.6 51 33 345.6 345.6 295.7 345.8 0.04 26 175 13496 -60.3 -71.3 22 11.0 -60.4 52 38 350.4 350.4 296.7 350.5 0.01 27 150 14440 -67.1 -77.1 23 10.0 -67.2 55 51 354.5 354.5 297.6 354.5 0.01 28 146 14603 -67.3 -78.3 20 11.0 -67.4 55 51 356.9 356.9 298.1 356.9 0.01 29 109 16312 -80.3 -84.4 50 4.1 -80.3 75 19 363.5 363.5 299.4 363.5 0.00 30 101 16743 -79.7 -85.7 36 6.0 -79.7 70 19 372.7 372.7 301.0 372.7 0.00 31 100 16800 -77.3 -85.3 27 8.0 -77.3 115 22 378.4 378.4 302.0 378.4 0.00 32 87 17601 -74.3 -85.3 17 11.0 -74.3 71 13 399.8 399.8 305.2 399.8 0.00 33 79 18158 -76.1 -87.1 16 11.0 -76.2 1 14 407.2 407.2 306.2 407.3 0.00 34 75 18461 -70.3 -86.3 8 16.0 -70.4 293 11 425.5 425.5 308.3 425.5 0.00 35 70 18870 -70.1 -87.1 7 17.0 -70.2 265 26 434.4 434.4 309.3 434.4 0.00 36 69 18956 -70.1 -87.1 7 17.0 -70.2 254 24 436.2 436.2 309.5 436.2 0.00 37 61 19682 -74.3 -89.3 8 15.0 -74.4 262 47 442.5 442.5 310.1 442.5 0.00 38 55 20292 -69.9 -88.9 5 19.0 -70.1 276 22 465.9 465.9 312.3 465.9 0.00 39 50 20860 -69.9 -89.9 4 20.0 -70.1 85 23 478.8 478.8 313.4 478.8 0.00 40 47 21226 -70.9 -89.9 4 19.0 -71.1 88 26 484.9 484.9 313.8 484.9 0.00 41 35 23011 -60.5 -87.5 2 27.0 -61.3 91 64 554.7 554.7 318.3 554.7 0.01 42 30 23970 -60.1 -87.1 2 27.0 -61.0 100 65 580.8 580.8 319.7 580.8 0.01 43 28 24401 -59.7 -87.4 2 27.7 -60.7 100 70 593.5 593.5 320.3 593.5 0.01 44 27 24628 -59.5 -87.5 1 28.0 -60.6 100 70 600.3 600.3 320.6 600.3 0.01 TRP 109 16312 -80.3 -84.4 50 4.1 -80.3 75 19 363.5 363.5 299.4 363.5 0.00 WND 28 24401 -59.7 -87.4 2 27.7 -60.7 100 70 593.5 593.5 320.3 593.5 0.01 Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 591.16 mb = 4874.83 m = 15993.34 ft Wetbulb zero: 596.89 mb = 4683.37 m = 15365.21 ft Precipitable water: 2.40 inches Sfc-500 mean rel hum: 94.35 % Est. max temperature: 31.39 C = 88.50 F Sfc-Lift cond lev (LCL): 732.20 mb = 3023.11 m = 9918.23 ft T: 9.88 C 700-500 lapse rate: 5.42 C/km ThetaE index: 7.79 C Layer 981.0- 812.0 mb Conv cond level (CCL): 877.72 mb = 1116.84 m = 3664.13 ft Mean mixing ratio: 15.52 g/kg Conv temperature: 30.97 C = 87.74 F Cap Strength: 1.73 C Lifted Index: -1.27 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.99 C Lifted Index @700 mb: -0.69 C Showalter Index: -1.86 C Risk: Thunderstorms probable Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 23.00 C K Index: 38.90 Risk: > 80 % chance of thunderstorms Sweat Index: 226.60 Risk: None Energy Index: -1.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 167.64 J/kg Max Up Vert Vel: 18.31 m/s Conv Inhibition (B-): 2.69 J/kg Cap Strength: 1.74 C Lift Cond Lev (LCL): 937.77 mb = 91.76 m = 301.06 ft Lev Free Conv (LFC): 932.77 mb = 70.40 m = 230.97 ft Equ Level (EL): 922.77 mb = 87.34 m = 286.53 ft B at Equ Level: 4.78 J/kg Max Parcel Lev (MPL): 912.77 mb = 314.12 m = 1030.55 ft Wind level data Storm motion: 187 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 1015 228 10 4 -0.7 -3.9 | 8 8 -1.2 -8.4 1 1000 357 10 4 -0.7 -3.9 | 8 8 -1.2 -8.4 2 925 37 245 5 4.5 2.1 | 300 5 4.0 -2.3 3 899 610 310 7 5.4 -4.5 | 332 10 4.8 -9.0 4 886 914 265 11 11.0 1.0 | 289 11 10.4 -3.5 5 850 1767 175 6 -0.5 6.0 | 145 2 -1.1 1.5 6 814 2134 175 7 -0.6 7.0 | 155 3 -1.2 2.5 7 785 2438 165 7 -1.8 6.8 | 134 3 -2.4 2.3 8 700 3400 170 3 -0.5 3.0 | 36 2 -1.1 -1.5 9 629 4267 110 4 -3.8 1.4 | 54 5 -4.3 -3.1 10 540 5486 160 4 -1.4 3.8 | 70 2 -1.9 -0.7 11 520 5791 145 11 -6.3 9.0 | 124 8 -6.9 4.6 12 501 6096 125 19 -15.6 10.9 | 112 17 -16.1 6.4 13 500 6110 125 19 -15.6 10.9 | 112 17 -16.1 6.4 14 481 6401 105 19 -18.4 4.9 | 91 19 -18.9 0.5 15 400 7820 115 18 -16.3 7.6 | 101 17 -16.9 3.2 16 378 8230 110 21 -19.7 7.2 | 98 20 -20.3 2.7 17 348 8839 70 18 -16.9 -6.2 | 59 20 -17.5 -10.6 18 320 9449 35 10 -5.7 -8.2 | 26 14 -6.3 -12.6 19 300 9930 20 9 -3.1 -8.5 | 16 13 -3.6 -12.9 20 294 10058 25 10 -4.2 -9.1 | 19 14 -4.8 -13.5 21 258 10973 50 7 -5.4 -4.5 | 33 11 -5.9 -9.0 22 250 11190 50 15 -11.5 -9.6 | 41 19 -12.0 -14.1 23 247 11278 50 17 -13.0 -10.9 | 41 21 -13.6 -15.4 24 236 11582 30 20 -10.0 -17.3 | 26 24 -10.6 -21.8 25 200 12660 50 27 -20.7 -17.4 | 44 30 -21.2 -21.8 26 150 14440 55 51 -41.8 -29.3 | 51 54 -42.3 -33.7 27 145 14630 55 51 -41.8 -29.3 | 51 54 -42.3 -33.7 28 118 15850 80 13 -12.8 -2.3 | 63 15 -13.4 -6.7 29 109 16312 75 19 -18.4 -4.9 | 64 21 -18.9 -9.4 30 101 16764 70 19 -17.9 -6.5 | 59 21 -18.4 -11.0 31 100 16800 115 22 -19.9 9.3 | 103 21 -20.5 4.8 32 95 17069 115 22 -19.9 9.3 | 103 21 -20.5 4.8 33 91 17374 125 19 -15.6 10.9 | 112 17 -16.1 6.4 34 86 17678 55 11 -9.0 -6.3 | 42 14 -9.6 -10.8 35 82 17983 65 10 -9.1 -4.2 | 48 13 -9.6 -8.7 36 77 18288 320 17 10.9 -13.0 | 329 20 10.4 -17.5 37 73 18593 275 7 7.0 -0.6 | 308 8 6.4 -5.1 38 70 18870 265 26 25.9 2.3 | 275 25 25.3 -2.2 39 70 18898 250 22 20.7 7.5 | 261 20 20.1 3.1 40 66 19202 270 31 31.0 -0.0 | 278 31 30.4 -4.5 41 60 19812 260 51 50.2 8.9 | 265 50 49.7 4.4 42 54 20422 280 14 13.8 -2.4 | 297 15 13.2 -6.9 43 51 20726 195 10 2.6 9.7 | 201 6 2.0 5.2 44 50 20860 85 23 -22.9 -2.0 | 75 24 -23.5 -6.5 45 49 21031 90 17 -17.0 0.0 | 76 18 -17.6 -4.5 46 44 21641 85 44 -43.8 -3.8 | 79 45 -44.4 -8.3 47 42 21946 95 44 -43.8 3.8 | 89 44 -44.4 -0.6 48 40 22250 65 56 -50.8 -23.7 | 61 59 -51.3 -28.1 49 38 22555 75 62 -59.9 -16.0 | 71 64 -60.4 -20.5 50 34 23165 95 65 -64.8 5.7 | 91 65 -65.3 1.2 51 30 23970 100 65 -64.0 11.3 | 96 65 -64.6 6.8 52 28 24401 100 70 -68.9 12.2 | 96 70 -69.5 7.7 53 26 24689 100 70 -68.9 12.2 | 96 70 -69.5 7.7 54 24 24994 100 65 -64.0 11.3 | 96 65 -64.6 6.8 Wind Parameters Mean winds (0-6000m): 157.0 at 6.0 knts Storm direction: 187.0 at 4.5 knts Shear (0-3000m) pos: 0.4 neg: 1.6 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 48.8 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -54.2 tot: -50.3 m^2/s^2 ave: -16.8 10^-3 m/s^2 rel: -0.74 Storm rel vorticity (0-3000m) horiz: 6.3 stream: -4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 11.80 Bulk Shear: 14.21 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 ------------------------------------------------------------------------------- 500 300 5 332 8| 0.0 8.9 8.9| 3.7 -20.8 -17.1 -34.3 -0.68| 12.2 -8.3 1000 285 6 320 8| 0.0 6.4 6.4| 3.7 -46.1 -42.4 -42.4 -0.76| 11.9 -9.1 1500 274 6 312 7| 0.0 3.5 3.5| 3.7 -51.9 -48.2 -32.1 -0.76| 10.6 -8.1 2000 242 6 288 5| 0.0 2.8 2.8| 3.9 -52.4 -48.5 -24.2 -0.74| 8.4 -6.2 2500 216 6 259 3| 0.0 2.0 2.0| 3.9 -53.4 -49.5 -19.8 -0.73| 7.1 -5.2 3000 204 6 241 2| 0.4 1.6 2.0| 3.9 -54.2 -50.3 -16.8 -0.74| 6.3 -4.7 4000 189 5 199 1| 0.3 1.1 1.3| 4.4 -54.7 -50.3 -12.6 -0.66| 5.3 -3.5 5000 174 5 119 1| 0.2 0.9 1.1| 5.5 -54.7 -49.2 -9.8 -0.60| 4.5 -2.7 6000 157 6 110 3| 0.2 1.9 2.1| 8.0 -76.4 -68.4 -11.4 -0.45| 5.4 -2.4 Wrote GIF file: /home/apache/climate/data/raob//SK371/skewt/SK371.skewt.20251010.12.gif