UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101811.upa.cvt Date: 1100Z 18 OCT 25 Searching for SK371... Searching the city database file for: SK371 ... Date:1100Z 18 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 22.0 -1.0 21 23.0 10.6 0 0 293.9 294.5 283.1 304.2 3.50 1 1000 357 22.8 15.8 65 7.0 18.2 0 0 296.0 298.0 291.3 328.7 11.36 2 989 307 23.6 22.9 96 0.7 23.1 0 0 297.7 301.0 296.7 350.1 18.06 3 977 254 22.2 22.2 100 0.0 22.2 0 1 297.3 300.5 296.2 348.0 17.50 4 963 194 22.8 20.4 86 2.4 21.1 0 1 299.2 302.0 295.6 345.4 15.86 5 925 38 21.0 20.1 95 0.9 20.4 360 2 300.8 303.8 296.3 348.4 16.22 6 863 1465 18.6 16.2 86 2.4 17.0 15 9 304.3 306.8 295.4 344.7 13.55 7 850 1769 17.6 15.2 86 2.4 16.0 20 8 304.6 307.0 295.0 343.0 12.89 8 790 2392 13.0 13.0 100 0.0 13.0 27 11 306.1 308.3 294.8 342.1 12.00 9 700 3404 7.6 6.8 95 0.8 7.1 70 10 310.9 312.6 293.9 338.3 8.90 10 657 3924 4.4 3.6 95 0.8 3.9 77 12 313.0 314.4 293.4 336.5 7.57 11 549 5371 -1.9 -2.3 97 0.4 -2.1 87 17 322.0 323.2 294.6 341.1 5.90 12 547 5400 -1.1 -2.7 89 1.6 -1.9 87 17 323.3 324.4 294.8 342.0 5.74 13 509 5970 -5.9 -7.5 88 1.6 -6.7 81 17 324.2 325.0 293.9 338.3 4.28 14 500 6110 -6.7 -8.1 90 1.4 -7.4 75 17 324.9 325.7 294.0 338.7 4.16 15 400 7830 -15.7 -17.3 87 1.6 -16.3 95 15 334.6 335.1 295.1 343.2 2.46 16 350 8825 -21.7 -23.8 83 2.1 -22.3 105 19 339.5 339.8 295.6 345.3 1.60 17 300 9940 -30.3 -33.2 76 2.9 -30.8 95 22 342.7 342.8 295.7 345.6 0.78 18 274 10574 -35.9 -38.7 75 2.8 -36.2 95 21 343.6 343.7 295.6 345.5 0.49 19 269 10701 -37.1 -44.1 48 7.0 -37.8 93 21 343.6 343.7 295.4 344.8 0.28 20 250 11200 -41.3 -44.8 69 3.5 -41.6 95 19 344.7 344.7 295.7 345.8 0.28 21 241 11449 -43.5 -46.8 70 3.3 -43.7 101 18 345.0 345.0 295.7 345.9 0.24 22 219 12088 -48.9 -55.9 44 7.0 -49.2 105 18 346.2 346.2 295.9 346.6 0.09 23 202 12616 -53.7 -57.7 61 4.0 -53.8 105 19 346.7 346.8 296.0 347.1 0.08 24 200 12680 -54.3 -59.1 55 4.8 -54.4 105 19 346.8 346.8 296.0 347.1 0.07 25 194 12875 -55.9 -61.9 47 6.0 -56.1 104 21 347.3 347.3 296.1 347.5 0.05 26 184 13210 -57.7 -68.7 23 11.0 -57.9 102 24 349.6 349.6 296.5 349.7 0.02 27 150 14470 -67.5 -72.5 49 5.0 -67.5 80 7 353.8 353.8 297.5 353.9 0.01 28 143 14756 -69.9 -74.7 49 4.8 -69.9 57 7 354.5 354.5 297.6 354.5 0.01 29 119 15827 -77.3 -83.3 38 6.0 -77.3 295 16 360.0 360.0 298.7 360.0 0.00 30 106 16487 -78.9 -85.9 31 7.0 -78.9 280 11 369.1 369.1 300.4 369.1 0.00 31 100 16820 -76.7 -84.7 27 8.0 -76.7 270 10 379.5 379.5 302.2 379.5 0.00 32 94 17177 -75.3 -85.3 19 10.0 -75.3 278 10 389.1 389.1 303.6 389.1 0.00 33 82 17958 -79.7 -86.7 30 7.0 -79.7 324 15 395.6 395.6 304.6 395.6 0.00 34 75 18473 -71.7 -85.7 11 14.0 -71.8 194 7 422.6 422.6 308.0 422.6 0.00 35 72 18714 -71.7 -86.7 9 15.0 -71.8 233 20 427.5 427.5 308.6 427.5 0.00 36 70 18880 -71.9 -86.9 9 15.0 -72.0 250 32 430.6 430.6 308.9 430.6 0.00 37 53 20511 -71.9 -88.9 6 17.0 -72.0 324 8 466.2 466.2 312.3 466.2 0.00 38 50 20850 -74.7 -89.7 8 15.0 -74.8 75 16 467.5 467.5 312.4 467.5 0.00 39 49 20968 -75.1 -90.1 8 15.0 -75.2 75 17 469.2 469.2 312.5 469.2 0.00 40 46 21338 -72.5 -89.5 6 17.0 -72.6 80 28 484.1 484.1 313.8 484.1 0.00 41 43 21742 -65.7 -87.7 3 22.0 -66.0 93 39 510.2 510.2 315.7 510.2 0.00 42 38 22499 -63.3 -88.3 2 25.0 -63.8 85 59 534.7 534.7 317.2 534.7 0.00 43 34 23182 -64.1 -88.1 2 24.0 -64.6 85 61 549.9 549.9 318.1 549.9 0.00 44 30 23960 -58.7 -85.7 2 27.0 -59.7 105 61 584.6 584.6 319.9 584.7 0.01 45 23 25642 -52.9 -82.9 1 30.0 -55.3 88 68 647.8 647.8 322.6 648.0 0.02 46 20 26540 -52.9 -83.9 1 31.0 -55.6 90 74 674.3 674.3 323.6 674.4 0.02 47 19 26872 -51.7 -83.6 1 31.9 -54.8 95 75 687.9 687.9 324.0 688.1 0.02 48 17 27598 -49.1 -83.1 1 34.0 -53.3 97 73 718.5 718.5 325.0 718.7 0.02 TRP 106 16487 -78.9 -85.9 31 7.0 -78.9 280 11 369.1 369.1 300.4 369.1 0.00 WND 19 26872 -51.7 -83.6 1 31.9 -54.8 95 75 687.9 687.9 324.0 688.1 0.02 Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 581.57 mb = 4934.64 m = 16189.57 ft Wetbulb zero: 586.39 mb = 4840.09 m = 15879.38 ft Precipitable water: 2.35 inches Sfc-500 mean rel hum: 92.32 % Est. max temperature: 32.34 C = 90.21 F Sfc-Lift cond lev (LCL): 719.97 mb = 3168.78 m = 10396.14 ft T: 8.86 C 700-500 lapse rate: 5.28 C/km ThetaE index: 11.87 C Layer 863.0- 549.0 mb Conv cond level (CCL): 848.12 mb = 1787.81 m = 5865.43 ft Mean mixing ratio: 14.95 g/kg Conv temperature: 32.78 C = 91.00 F Cap Strength: 2.29 C Lifted Index: -0.74 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.61 C Lifted Index @700 mb: -0.68 C Showalter Index: -1.15 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 21.90 C K Index: 38.70 Risk: > 80 % chance of thunderstorms Sweat Index: 215.40 Risk: None Energy Index: -0.94 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 112.66 J/kg Max Up Vert Vel: 15.01 m/s Conv Inhibition (B-): 152.47 J/kg Cap Strength: 2.31 C Lift Cond Lev (LCL): 926.49 mb = 44.23 m = 145.09 ft Lev Free Conv (LFC): 781.49 mb = 2482.98 m = 8146.16 ft Equ Level (EL): 551.49 mb = 5334.61 m = 17501.80 ft B at Equ Level: 91.65 J/kg Max Parcel Lev (MPL): 341.49 mb = 9002.71 m = 29536.10 ft Wind level data Storm motion: 100 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 1015 228 0 0 -0.0 -0.0 | 280 8 7.7 -1.4 1 1000 357 0 0 -0.0 -0.0 | 280 8 7.7 -1.4 2 925 38 360 2 -0.0 -2.0 | 294 8 7.7 -3.4 3 900 610 255 6 5.8 1.6 | 269 14 13.5 0.2 4 886 914 330 4 2.0 -3.5 | 296 11 9.7 -4.9 5 860 1524 20 10 -3.4 -9.4 | 338 12 4.3 -10.8 6 850 1769 20 8 -2.7 -7.5 | 331 10 5.0 -8.9 7 814 2134 35 9 -5.2 -7.4 | 344 9 2.6 -8.8 8 785 2438 25 11 -4.6 -10.0 | 345 12 3.1 -11.4 9 757 2743 70 10 -9.4 -3.4 | 19 5 -1.7 -4.8 10 704 3353 60 10 -8.7 -5.0 | 8 6 -0.9 -6.4 11 700 3404 70 10 -9.4 -3.4 | 19 5 -1.7 -4.8 12 678 3658 75 11 -10.6 -2.8 | 34 5 -2.9 -4.2 13 629 4267 80 13 -12.8 -2.3 | 54 6 -5.1 -3.6 14 520 5791 90 18 -18.0 0.0 | 82 10 -10.3 -1.4 15 501 6096 75 16 -15.5 -4.1 | 54 9 -7.7 -5.5 16 500 6110 75 17 -16.4 -4.4 | 56 10 -8.7 -5.8 17 463 6706 80 22 -21.7 -3.8 | 69 15 -13.9 -5.2 18 445 7010 75 17 -16.4 -4.4 | 56 10 -8.7 -5.8 19 411 7620 100 15 -14.8 2.6 | 100 7 -7.0 1.2 20 400 7830 95 15 -14.9 1.3 | 89 7 -7.2 -0.1 21 379 8230 95 16 -15.9 1.4 | 90 8 -8.2 0.0 22 349 8839 105 19 -18.4 4.9 | 108 11 -10.6 3.5 23 334 9144 95 16 -15.9 1.4 | 90 8 -8.2 0.0 24 321 9449 115 13 -11.8 5.5 | 135 6 -4.0 4.1 25 308 9754 115 15 -13.6 6.3 | 130 8 -5.8 4.9 26 300 9940 95 22 -21.9 1.9 | 92 14 -14.2 0.5 27 295 10058 95 23 -22.9 2.0 | 92 15 -15.2 0.6 28 270 10668 95 21 -20.9 1.8 | 92 13 -13.2 0.4 29 258 10973 75 20 -19.3 -5.2 | 60 13 -11.6 -6.6 30 250 11200 95 19 -18.9 1.7 | 91 11 -11.2 0.3 31 236 11582 105 18 -17.4 4.7 | 109 10 -9.6 3.3 32 200 12680 105 19 -18.4 4.9 | 108 11 -10.6 3.5 33 169 13716 100 29 -28.6 5.0 | 100 21 -20.8 3.6 34 154 14326 100 14 -13.8 2.4 | 100 6 -6.0 1.0 35 150 14470 80 7 -6.9 -1.2 | 342 3 0.9 -2.6 36 146 14630 90 10 -10.0 0.0 | 58 3 -2.3 -1.4 37 138 14935 5 2 -0.2 -2.0 | 294 8 7.6 -3.4 38 125 15545 295 10 9.1 -4.2 | 288 18 16.8 -5.6 39 118 15850 295 17 15.4 -7.2 | 290 25 23.2 -8.6 40 112 16154 295 15 13.6 -6.3 | 290 23 21.3 -7.7 41 107 16459 260 14 13.8 2.4 | 267 22 21.5 1.0 42 106 16487 280 11 10.8 -1.9 | 280 19 18.6 -3.3 43 101 16764 265 10 10.0 0.9 | 272 18 17.7 -0.5 44 100 16820 270 10 10.0 -0.0 | 274 18 17.7 -1.4 45 96 17069 270 10 10.0 -0.0 | 274 18 17.7 -1.4 46 86 17678 315 11 7.8 -7.8 | 301 18 15.5 -9.2 47 82 17983 325 15 8.6 -12.3 | 310 21 16.3 -13.7 48 78 18288 150 3 -1.5 2.6 | 259 6 6.2 1.2 49 74 18593 220 10 6.4 7.7 | 246 15 14.2 6.3 50 70 18880 250 32 30.1 10.9 | 256 39 37.8 9.6 51 70 18898 250 30 28.2 10.3 | 256 37 35.9 8.9 52 66 19202 250 32 30.1 10.9 | 256 39 37.8 9.6 53 63 19507 270 34 34.0 -0.0 | 272 42 41.7 -1.4 54 60 19812 285 28 27.0 -7.2 | 284 36 34.8 -8.6 55 57 20117 265 20 19.9 1.7 | 269 28 27.7 0.4 56 54 20422 300 10 8.7 -5.0 | 291 18 16.4 -6.4 57 51 20726 25 2 -0.8 -1.8 | 295 8 6.9 -3.2 58 50 20850 75 16 -15.5 -4.1 | 54 9 -7.7 -5.5 59 49 21031 75 17 -16.4 -4.4 | 56 10 -8.7 -5.8 60 44 21641 85 37 -36.9 -3.2 | 81 29 -29.1 -4.6 61 42 21946 105 42 -40.6 10.9 | 106 34 -32.8 9.5 62 40 22250 85 59 -58.8 -5.1 | 83 51 -51.0 -6.5 63 33 23470 85 61 -60.8 -5.3 | 83 53 -53.0 -6.7 64 30 23960 105 61 -58.9 15.8 | 106 53 -51.2 14.4 65 28 24384 105 60 -58.0 15.5 | 106 52 -50.2 14.1 66 27 24689 85 61 -60.8 -5.3 | 83 53 -53.0 -6.7 67 20 26540 90 74 -74.0 0.0 | 89 66 -66.3 -1.4 68 19 26822 85 74 -73.7 -6.4 | 83 66 -66.0 -7.8 69 19 26872 95 75 -74.7 6.5 | 94 67 -67.0 5.1 70 18 27127 95 75 -74.7 6.5 | 94 67 -67.0 5.1 71 15 27737 105 64 -61.8 16.6 | 106 56 -54.1 15.2 Wind Parameters Mean winds (0-6000m): 70.2 at 10.5 knts Storm direction: 100.2 at 7.9 knts Shear (0-3000m) pos: 2.5 neg: 1.0 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 89.9 deg Storm rel helicity (0-3000m) pos: 62.1 neg: -13.8 tot: 48.3 m^2/s^2 ave: 16.1 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 6.38 Bulk Shear: 17.67 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 ------------------------------------------------------------------------------- 500 307 2 285 9| 0.0 5.4 5.4| 9.8 -9.4 0.5 0.9 0.02| 10.4 0.3 1000 318 2 289 10| 3.8 2.7 6.5| 31.5 -9.4 22.1 22.1 0.40| 9.2 3.7 1500 347 3 298 10| 3.5 1.8 5.3| 45.9 -12.7 33.1 22.1 0.44| 8.3 3.7 2000 10 5 310 9| 3.2 1.3 4.5| 51.2 -12.7 38.5 19.2 0.47| 7.0 3.3 2500 22 6 320 9| 3.0 1.1 4.1| 62.1 -12.8 49.3 19.7 0.47| 7.6 3.6 3000 35 6 329 8| 2.5 1.0 3.5| 62.1 -13.8 48.3 16.1 0.44| 6.5 2.9 4000 52 8 345 6| 2.3 0.8 3.1| 68.3 -14.1 54.2 13.5 0.48| 5.6 2.7 5000 63 9 4 6| 2.2 0.6 2.8| 73.4 -14.1 59.3 11.9 0.50| 4.9 2.4 6000 70 10 23 5| 2.0 0.7 2.8| 78.0 -25.3 52.7 8.8 0.38| 4.7 1.8 Wrote GIF file: /home/apache/climate/data/raob//SK371/skewt/SK371.skewt.20251018.11.gif