UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 30 OCT 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 1000 81 29.8 23.8 70 6.0 25.3 270 4 303.0 306.4 298.5 359.0 18.88 1 999 90 29.8 19.8 55 10.0 22.7 271 4 303.0 305.8 295.8 346.6 14.70 2 929 728 23.4 18.4 74 5.0 19.9 305 21 302.9 305.5 295.7 345.7 14.48 3 925 766 24.0 15.0 57 9.0 17.9 305 22 303.8 306.0 294.0 338.6 11.67 4 922 794 24.4 13.4 50 11.0 17.1 305 22 304.5 306.5 293.3 336.0 10.53 5 850 1498 18.8 12.8 68 6.0 14.8 295 19 305.8 307.9 294.0 338.9 10.99 6 826 1744 16.8 12.5 76 4.3 14.0 294 19 306.2 308.3 294.2 339.6 11.10 7 779 2242 13.4 9.1 75 4.3 10.7 290 19 307.8 309.5 293.3 336.1 9.36 8 752 2540 13.2 1.2 44 12.0 6.6 288 19 310.7 311.7 291.1 328.0 5.55 9 700 3141 9.6 -1.4 46 11.0 3.8 285 18 313.1 314.1 291.3 328.7 4.93 10 672 3478 7.8 -6.2 36 14.0 1.1 259 16 314.8 315.5 290.6 326.3 3.58 11 648 3778 10.0 -19.0 11 29.0 -1.0 235 14 320.6 320.8 290.3 325.1 1.31 12 600 4410 4.6 -12.4 28 17.0 -2.6 192 12 321.4 321.9 291.6 329.7 2.46 13 542 5229 0.0 -27.0 11 27.0 -8.1 278 10 325.4 325.6 291.2 328.2 0.77 14 500 5870 -3.3 -46.3 2 43.0 -11.5 335 4 329.0 329.0 291.6 329.5 0.12 15 473 6304 -4.7 -31.7 10 27.0 -11.8 189 4 332.5 332.7 293.0 334.7 0.57 16 434 6970 -9.1 -30.1 16 21.0 -14.6 145 4 335.2 335.4 293.8 337.9 0.72 17 400 7590 -14.7 -31.7 22 17.0 -18.7 165 15 335.9 336.0 293.9 338.4 0.67 18 377 8035 -18.5 -30.5 34 12.0 -21.2 152 17 336.6 336.8 294.2 339.6 0.80 19 362 8337 -19.7 -37.7 19 18.0 -22.9 139 19 338.9 339.0 294.4 340.5 0.41 20 300 9700 -31.3 -43.3 30 12.0 -32.7 100 17 341.3 341.3 294.9 342.4 0.28 21 291 9916 -33.3 -46.3 26 13.0 -34.6 96 19 341.4 341.4 294.8 342.2 0.21 22 278 10237 -35.9 -42.9 49 7.0 -36.6 78 22 342.1 342.2 295.1 343.4 0.31 23 252 10916 -40.5 -54.5 21 14.0 -41.3 84 38 345.1 345.1 295.6 345.5 0.09 24 250 10970 -40.9 -55.9 18 15.0 -41.7 85 40 345.3 345.3 295.7 345.6 0.08 25 200 12440 -52.1 -72.1 7 20.0 -52.5 95 51 350.3 350.3 296.7 350.3 0.01 26 183 13014 -55.3 -78.3 4 23.0 -55.6 98 52 354.1 354.1 297.5 354.1 0.00 27 150 14260 -65.3 -82.3 8 17.0 -65.4 80 32 357.6 357.6 298.2 357.6 0.00 28 100 16630 -80.3 -90.3 17 10.0 -80.3 290 9 372.6 372.6 301.0 372.6 0.00 29 83 17670 -86.3 -92.3 33 6.0 -86.3 25 32 380.7 380.7 302.3 380.8 0.00 30 79 17944 -82.1 -91.1 20 9.0 -82.1 41 28 394.8 394.8 304.5 394.8 0.00 31 70 18630 -77.9 -86.9 22 9.0 -77.9 80 17 417.7 417.7 307.4 417.7 0.00 32 68 18797 -77.3 -87.3 19 10.0 -77.3 81 19 422.5 422.5 308.0 422.5 0.00 33 67 18884 -74.7 -86.7 14 12.0 -74.7 81 20 429.9 429.9 308.8 429.9 0.00 34 62 19336 -76.1 -88.1 13 12.0 -76.2 84 25 436.5 436.5 309.5 436.5 0.00 35 56 19929 -75.3 -89.3 9 14.0 -75.4 87 31 451.2 451.2 311.0 451.2 0.00 36 50 20600 -69.3 -89.3 4 20.0 -69.5 90 38 480.2 480.2 313.5 480.2 0.00 37 49 20721 -67.3 -89.3 3 22.0 -67.5 90 39 487.7 487.7 314.1 487.7 0.00 38 43 21510 -66.7 -89.7 3 23.0 -67.0 89 42 507.7 507.7 315.5 507.8 0.00 39 40 21951 -62.9 -89.9 1 27.0 -63.4 88 44 527.9 527.9 316.8 527.9 0.00 40 30 23740 -58.7 -88.7 1 30.0 -59.7 85 52 584.6 584.6 319.9 584.6 0.00 41 29 23953 -58.7 -88.7 1 30.0 -59.8 85 51 590.3 590.3 320.2 590.3 0.01 42 25 24898 -53.1 -88.1 1 35.0 -55.4 87 48 632.0 632.0 322.0 632.0 0.01 43 20 26340 -52.1 -88.1 1 36.0 -55.0 90 44 676.7 676.7 323.7 676.8 0.01 44 16 27801 -49.1 -86.1 1 37.0 -53.5 63 37 731.1 731.1 325.4 731.2 0.01 45 14 28690 -43.9 -81.9 1 38.0 -50.8 46 33 777.2 777.2 326.7 777.5 0.03 46 12 29728 -44.1 -82.1 1 38.0 -51.5 27 29 811.5 811.5 327.5 811.9 0.04 47 11 30316 -41.7 -80.7 1 39.0 -50.6 17 26 840.7 840.7 328.2 841.2 0.05 48 10 30970 -37.3 -77.3 1 40.0 -49.1 5 23 880.3 880.4 329.1 881.4 0.10 49 9.8 31110 -37.3 -84.3 0 47.0 -49.3 885.4 885.4 329.1 885.7 0.03 TRP 83 17670 -86.3 -92.3 33 6.0 -86.3 25 32 380.7 380.7 302.3 380.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.18 m Freezing level: 542.00 mb = 5229.06 m = 17155.51 ft Wetbulb zero: 659.11 mb = 3637.56 m = 11934.11 ft Precipitable water: 1.43 inches Sfc-500 mean rel hum: 40.92 % Est. max temperature: 32.69 C = 90.84 F Sfc-Lift cond lev (LCL): 917.17 mb = 839.84 m = 2755.35 ft T: 24.04 C 700-500 lapse rate: 4.73 C/km ThetaE index: 22.96 C Layer 999.0- 850.0 mb Conv cond level (CCL): 801.21 mb = 2002.89 m = 6571.09 ft Mean mixing ratio: 13.53 g/kg Conv temperature: 33.89 C = 93.01 F Cap Strength: 4.30 C Lifted Index: 2.01 C Risk: None Lifted Index @300 mb: 0.67 C Lifted Index @700 mb: 0.85 C Showalter Index: 3.95 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 16.10 C K Index: 23.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 195.60 Risk: None Energy Index: -1.63 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.80 J/kg Max Up Vert Vel: 4.43 m/s Conv Inhibition (B-): 40138.39 J/kg Cap Strength: 4.11 C Lift Cond Lev (LCL): 843.62 mb = 1562.67 m = 5126.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 at 11 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 1000 81 270 4 4.0 -0.0 | 147 8 -4.5 7.1 1 1000 74 270 4 4.0 -0.0 | 147 8 -4.5 7.1 2 974 305 305 11 9.0 -6.3 | 215 1 0.5 0.7 3 925 766 305 22 18.0 -12.6 | 300 11 9.5 -5.6 4 850 1498 295 19 17.2 -8.0 | 276 9 8.7 -1.0 5 847 1524 295 19 17.2 -8.0 | 276 9 8.7 -1.0 6 708 3048 285 19 18.4 -4.9 | 258 10 9.9 2.1 7 700 3141 285 18 17.4 -4.7 | 255 9 8.9 2.4 8 633 3962 220 13 8.4 10.0 | 180 17 -0.1 17.0 9 587 4572 180 12 0.0 12.0 | 156 21 -8.5 19.1 10 565 4877 190 11 1.9 10.8 | 160 19 -6.6 17.9 11 544 5182 275 10 10.0 -0.9 | 193 6 1.5 6.2 12 524 5486 300 8 6.9 -4.0 | 153 3 -1.6 3.1 13 505 5791 345 8 2.1 -7.7 | 84 6 -6.4 -0.7 14 500 5870 335 4 1.7 -3.6 | 117 8 -6.8 3.4 15 486 6096 285 3 2.9 -0.8 | 138 8 -5.6 6.3 16 467 6401 140 5 -3.2 3.8 | 133 16 -11.7 10.9 17 431 7010 145 4 -2.3 3.3 | 134 15 -10.8 10.3 18 415 7315 185 6 0.5 6.0 | 149 15 -8.0 13.0 19 400 7590 165 15 -3.9 14.5 | 150 25 -12.4 21.5 20 398 7620 170 13 -2.3 12.8 | 152 23 -10.8 19.9 21 352 8534 130 21 -16.1 13.5 | 130 32 -24.6 20.5 22 300 9700 100 17 -16.7 3.0 | 112 27 -25.2 10.0 23 298 9754 105 17 -16.4 4.4 | 115 27 -24.9 11.5 24 273 10363 70 23 -21.6 -7.9 | 88 30 -30.1 -0.8 25 250 10970 85 40 -39.8 -3.5 | 94 48 -48.3 3.6 26 250 10973 85 40 -39.8 -3.5 | 94 48 -48.3 3.6 27 208 12192 95 43 -42.8 3.7 | 102 52 -51.3 10.8 28 200 12440 95 51 -50.8 4.4 | 101 60 -59.3 11.5 29 198 12497 90 50 -50.0 0.0 | 97 59 -58.5 7.1 30 180 13106 100 53 -52.2 9.2 | 105 63 -60.7 16.3 31 172 13411 95 37 -36.9 3.2 | 103 47 -45.4 10.3 32 150 14260 80 32 -31.5 -5.6 | 92 40 -40.0 1.5 33 141 14630 75 31 -29.9 -8.0 | 89 38 -38.4 -1.0 34 134 14935 85 27 -26.9 -2.4 | 98 36 -35.4 4.7 35 127 15240 70 32 -30.1 -10.9 | 84 39 -38.6 -3.9 36 114 15850 80 34 -33.5 -5.9 | 92 42 -42.0 1.1 37 108 16154 90 26 -26.0 0.0 | 102 35 -34.5 7.1 38 103 16459 90 12 -12.0 0.0 | 109 22 -20.5 7.1 39 100 16630 290 9 8.5 -3.1 | 179 4 -0.0 4.0 40 98 16764 290 4 3.8 -1.4 | 140 7 -4.7 5.7 41 83 17670 25 32 -13.5 -29.0 | 45 31 -22.0 -22.0 42 70 18630 80 17 -16.7 -3.0 | 99 26 -25.2 4.1 43 50 20600 90 38 -38.0 0.0 | 99 47 -46.5 7.1 44 30 23740 85 52 -51.8 -4.5 | 92 60 -60.3 2.5 45 20 26340 90 44 -44.0 0.0 | 98 53 -52.5 7.1 46 10 30970 5 23 -2.0 -22.9 | 34 19 -10.5 -15.9 Wind Parameters Mean winds (0-6000m): 279.7 at 14.7 knts Storm direction: 309.7 at 11.0 knts Shear (0-3000m) pos: 2.5 neg: 1.1 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 108.4 deg Storm rel helicity (0-3000m) pos: 6.8 neg: -18.4 tot: -11.5 m^2/s^2 ave: -3.8 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.98 Bulk Shear: 4.94 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 ------------------------------------------------------------------------------- 500 302 11 225 1| 14.7 0.0 14.7| 6.0 0.0 6.0 12.0 0.50| 15.4 7.6 1000 303 16 289 5| 7.4 1.8 9.1| 6.8 -4.6 2.2 2.2 0.29| 11.0 3.2 1500 301 17 287 7| 4.9 1.2 6.1| 6.8 -10.7 -3.8 -2.5 0.15| 8.2 1.3 2000 299 18 282 7| 3.7 1.2 4.9| 6.8 -13.1 -6.2 -3.1 0.11| 6.5 0.7 2500 297 18 278 8| 2.9 1.1 4.1| 6.8 -15.6 -8.7 -3.5 0.06| 5.4 0.3 3000 295 18 275 8| 2.5 1.1 3.5| 6.8 -18.4 -11.5 -3.8 0.02| 4.7 0.1 4000 287 17 257 8| 1.8 2.9 4.7| 6.8 -82.7 -75.8 -19.0 -0.37| 6.2 -2.3 5000 277 16 237 9| 2.7 2.7 5.4| 41.3-115.4 -74.0 -14.8 -0.24| 6.9 -1.6 6000 280 15 233 8| 2.7 2.7 5.4| 56.2-122.9 -66.7 -11.1 -0.17| 7.7 -1.3 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251030.12.gif