UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 15 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 ------------------------------------------------------------------------------- 0 1000 43 0 0 SFC 997 70 27.6 25.8 90 1.8 26.3 0 0 301.0 304.9 299.5 364.3 21.42 2 925 730 22.8 20.5 87 2.3 21.2 305 4 302.6 305.7 297.0 351.9 16.63 3 913 845 21.8 20.2 91 1.6 20.6 308 3 302.7 305.8 297.0 351.7 16.54 4 850 1471 19.0 17.0 88 2.0 17.6 45 11 306.0 308.8 296.5 349.5 14.49 5 744 2603 11.6 10.6 94 1.0 11.0 97 10 309.9 311.9 295.0 343.0 10.86 6 700 3112 9.4 8.5 94 0.9 8.8 95 13 312.9 314.8 295.3 343.8 10.01 7 615 4177 4.0 2.4 89 1.6 3.1 88 16 318.5 319.9 294.8 342.1 7.42 8 546 5139 0.0 -4.3 73 4.3 -2.2 92 21 324.8 325.8 294.7 341.6 5.10 9 500 5840 -4.1 -8.1 74 4.0 -6.0 95 24 328.0 328.9 294.8 342.0 4.16 10 425 7107 -11.7 -12.5 94 0.8 -12.1 136 15 333.9 334.6 295.7 345.9 3.45 11 400 7570 -14.5 -14.6 99 0.1 -14.6 135 12 336.1 336.8 296.0 346.9 3.08 12 395 7665 -15.1 -15.2 99 0.1 -15.2 136 12 336.6 337.2 296.0 347.0 2.97 13 385 7857 -16.9 -19.8 78 2.9 -17.9 164 10 336.7 337.1 295.3 344.1 2.07 14 329 9015 -24.3 -31.3 52 7.0 -25.8 157 11 342.0 342.2 295.6 345.2 0.85 15 321 9193 -25.5 -30.5 63 5.0 -26.6 153 10 342.8 342.9 295.8 346.3 0.94 16 305 9562 -27.3 -40.3 28 13.0 -29.2 138 11 345.3 345.3 295.9 346.8 0.37 17 300 9680 -28.1 -43.1 22 15.0 -30.1 135 14 345.8 345.8 296.0 346.9 0.28 18 250 10960 -38.9 -45.9 48 7.0 -39.5 135 29 348.2 348.3 296.5 349.3 0.25 19 244 11126 -39.7 -45.7 53 6.0 -40.2 140 27 349.5 349.5 296.7 350.5 0.26 20 234 11411 -42.3 -53.3 29 11.0 -43.0 144 29 349.7 349.8 296.7 350.2 0.11 21 200 12450 -51.7 -60.7 33 9.0 -52.0 105 22 350.9 350.9 296.9 351.1 0.05 22 167 13594 -61.7 -66.0 56 4.3 -61.8 78 24 352.8 352.8 297.3 352.9 0.03 23 150 14250 -67.5 -72.2 51 4.7 -67.5 75 33 353.8 353.8 297.5 353.9 0.01 24 124 15365 -77.7 -82.7 44 5.0 -77.7 99 37 355.1 355.1 297.7 355.1 0.00 25 119 15599 -79.9 -85.9 36 6.0 -79.9 104 37 355.2 355.2 297.7 355.2 0.00 26 108 16141 -84.5 -87.4 60 2.9 -84.5 115 38 356.5 356.5 298.0 356.5 0.00 27 100 16570 -80.1 -86.1 36 6.0 -80.1 105 26 373.0 373.0 301.1 373.0 0.00 28 70 18600 -75.3 -82.3 33 7.0 -75.3 120 15 423.3 423.3 308.1 423.3 0.01 29 50 20580 -69.3 -80.3 19 11.0 -69.4 100 28 480.2 480.2 313.5 480.3 0.01 30 30 23710 -62.1 -74.1 19 12.0 -62.7 105 57 575.3 575.4 319.5 575.7 0.06 31 20 26270 -52.7 -65.7 19 13.0 -54.9 85 66 674.9 675.0 323.7 677.2 0.28 32 14 28565 -44.7 -67.4 6 22.8 -50.8 95 91 774.6 774.7 326.7 777.6 0.31 33 10 30820 -37.1 -69.1 2 32.0 -48.7 80 54 881.1 881.2 329.1 884.9 0.35 TRP 108 16141 -84.5 -87.4 60 2.9 -84.5 115 38 356.5 356.5 298.0 356.5 0.00 WND 14 28565 -44.7 -67.4 6 22.8 -50.8 95 91 774.6 774.7 326.7 777.6 0.31 Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 546.00 mb = 5139.09 m = 16860.32 ft Wetbulb zero: 574.87 mb = 4722.44 m = 15493.38 ft Precipitable water: 2.47 inches Sfc-500 mean rel hum: 86.88 % Est. max temperature: 32.74 C = 90.93 F Sfc-Lift cond lev (LCL): 971.83 mb = 294.95 m = 967.66 ft T: 25.96 C 700-500 lapse rate: 4.95 C/km ThetaE index: 21.23 C Layer 925.0- 700.0 mb Conv cond level (CCL): 913.00 mb = 845.12 m = 2772.66 ft Mean mixing ratio: 18.27 g/kg Conv temperature: 29.32 C = 84.77 F Cap Strength: 0.50 C Lifted Index: -3.30 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.98 C Lifted Index @700 mb: -2.81 C Showalter Index: -0.96 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.10 C K Index: 39.20 Risk: > 80 % chance of thunderstorms Sweat Index: 250.00 Risk: None Energy Index: -1.55 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1577.52 J/kg Max Up Vert Vel: 56.17 m/s Conv Inhibition (B-): 2.10 J/kg Cap Strength: 0.50 C Lift Cond Lev (LCL): 921.10 mb = 767.27 m = 2517.27 ft Lev Free Conv (LFC): 876.10 mb = 1206.28 m = 3957.56 ft Equ Level (EL): 106.10 mb = 16239.76 m = 53279.41 ft B at Equ Level: 1477.64 J/kg Max Parcel Lev (MPL): 76.10 mb = 18124.64 m = 59463.33 ft Wind level data Storm motion: 117 at 10 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 ---------------------------------------------------------- 0 997 70 0 0 -0.0 -0.0 | 297 10 8.5 -4.4 1 971 305 280 5 4.9 -0.9 | 291 14 13.4 -5.2 2 925 730 305 4 3.3 -2.3 | 299 14 11.8 -6.7 3 906 914 310 2 1.5 -1.3 | 299 12 10.1 -5.7 4 875 1219 40 3 -1.9 -2.3 | 315 9 6.6 -6.7 5 850 1471 45 11 -7.8 -7.8 | 357 12 0.7 -12.1 6 845 1524 50 10 -7.7 -6.4 | 355 11 0.9 -10.8 7 815 1829 65 10 -9.1 -4.2 | 4 9 -0.5 -8.6 8 786 2134 55 9 -7.4 -5.2 | 353 10 1.1 -9.5 9 731 2743 110 10 -9.4 3.4 | 43 1 -0.9 -0.9 10 700 3112 95 13 -13.0 1.1 | 54 5 -4.4 -3.2 11 680 3353 85 12 -12.0 -1.0 | 32 6 -3.4 -5.4 12 500 5840 95 24 -23.9 2.1 | 82 16 -15.4 -2.3 13 465 6401 125 24 -19.7 13.8 | 130 15 -11.1 9.4 14 413 7315 140 12 -7.7 9.2 | 189 5 0.8 4.8 15 400 7570 135 12 -8.5 8.5 | 180 4 0.0 4.1 16 397 7620 130 12 -9.2 7.7 | 169 3 -0.7 3.3 17 381 7925 175 9 -0.8 9.0 | 239 9 7.7 4.6 18 366 8230 165 16 -4.1 15.5 | 202 12 4.4 11.1 19 323 9144 155 10 -4.2 9.1 | 222 6 4.3 4.7 20 310 9449 140 8 -5.1 6.1 | 242 4 3.4 1.8 21 300 9680 135 14 -9.9 9.9 | 166 6 -1.4 5.5 22 297 9754 135 14 -9.9 9.9 | 166 6 -1.4 5.5 23 284 10058 150 13 -6.5 11.3 | 196 7 2.0 6.9 24 272 10363 115 12 -10.9 5.1 | 107 2 -2.4 0.7 25 250 10960 135 29 -20.5 20.5 | 143 20 -12.0 16.1 26 250 10973 130 25 -19.2 16.1 | 138 16 -10.6 11.7 27 238 11278 150 30 -15.0 26.0 | 163 23 -6.5 21.6 28 218 11887 120 27 -23.4 13.5 | 122 17 -14.9 9.1 29 200 12450 105 22 -21.3 5.7 | 96 13 -12.7 1.3 30 163 13716 75 24 -23.2 -6.2 | 54 18 -14.7 -10.6 31 150 14250 75 33 -31.9 -8.5 | 61 27 -23.4 -12.9 32 140 14630 85 36 -35.9 -3.1 | 75 28 -27.3 -7.5 33 108 16141 115 38 -34.4 16.1 | 114 28 -25.9 11.7 34 100 16570 105 26 -25.1 6.7 | 98 17 -16.6 2.4 35 97 16764 105 32 -30.9 8.3 | 100 23 -22.4 3.9 36 70 18600 120 15 -13.0 7.5 | 125 5 -4.5 3.1 37 50 20580 100 28 -27.6 4.9 | 91 19 -19.1 0.5 38 30 23710 105 57 -55.1 14.8 | 103 48 -46.5 10.4 39 20 26270 85 66 -65.7 -5.8 | 80 58 -57.2 -10.1 40 14 28565 95 91 -90.7 7.9 | 92 82 -82.1 3.6 41 10 30820 80 54 -53.2 -9.4 | 73 47 -44.7 -13.7 Wind Parameters Mean winds (0-6000m): 87.1 at 12.8 knts Storm direction: 117.1 at 9.6 knts Shear (0-3000m) pos: 2.9 neg: 0.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 117.4 deg Storm rel helicity (0-3000m) pos: 46.1 neg: -10.4 tot: 35.7 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.5 10^-3/s Energy-Hel index: 0.40 Bulk Rich Number: 44.97 Bulk Shear: 35.08 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 ------------------------------------------------------------------------------- 500 285 4 294 13| 0.0 4.5 4.5| 6.3 -7.5 -1.3 -2.5 -0.04| 7.0 -0.3 1000 296 3 297 13| 2.0 2.3 4.2| 14.1 -7.6 6.5 6.5 0.20| 5.7 1.1 1500 349 4 313 13| 4.3 1.5 5.8| 38.2 -7.6 30.7 20.5 0.49| 7.7 3.8 2000 31 6 329 11| 3.1 1.1 4.2| 40.6 -10.2 30.5 15.2 0.42| 6.6 2.8 2500 47 7 337 10| 2.9 0.9 3.8| 45.2 -10.3 34.9 13.9 0.42| 6.6 2.7 3000 65 7 345 8| 2.9 0.8 3.6| 46.1 -10.4 35.7 11.9 0.39| 6.5 2.5 4000 76 9 360 7| 2.5 0.7 3.2| 51.4 -13.7 37.7 9.4 0.35| 5.7 2.0 5000 82 11 19 6| 2.5 0.6 3.1| 60.2 -13.7 46.4 9.3 0.38| 5.1 1.9 6000 87 13 40 7| 2.5 0.5 2.9| 88.3 -13.7 74.5 12.4 0.44| 5.0 2.2 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251015.12.gif