UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081000.upa.cvt Date: 0000Z 10 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 10 AUG 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 1001 76 25.4 24.6 95 0.8 24.8 320 2 298.5 302.1 298.0 356.2 19.81 1 1000 85 25.4 23.8 91 1.6 24.2 230 2 298.5 302.0 297.4 353.6 18.88 2 925 767 21.4 19.3 88 2.1 19.9 295 15 301.2 304.0 295.8 346.5 15.41 3 855 1449 17.0 15.7 92 1.3 16.1 314 18 303.4 305.9 295.0 342.7 13.24 4 850 1499 17.6 14.9 84 2.7 15.8 315 18 304.6 306.9 294.8 342.3 12.64 5 822 1786 16.8 13.7 82 3.1 14.7 308 17 306.7 308.9 295.0 343.0 12.08 6 700 3145 10.2 7.0 81 3.2 8.2 280 7 313.8 315.5 294.7 341.8 9.02 7 673 3471 8.8 2.8 66 6.0 5.4 276 8 315.8 317.1 293.7 337.7 6.97 8 664 3583 9.0 -11.0 23 20.0 0.3 267 7 317.2 317.7 290.4 325.4 2.48 9 655 3696 8.2 -9.8 27 18.0 0.1 263 7 317.5 318.1 290.7 326.6 2.77 10 651 3746 7.8 -2.2 49 10.0 2.5 270 7 317.6 318.6 292.7 333.7 5.00 11 637 3925 6.6 -0.4 61 7.0 2.8 293 6 318.3 319.4 293.6 337.0 5.84 12 593 4509 3.0 -11.0 35 14.0 -3.1 274 9 320.7 321.2 291.7 329.9 2.78 13 571 4814 0.6 -9.4 47 10.0 -3.8 266 11 321.3 322.0 292.3 332.2 3.28 14 560 4970 0.0 -14.0 34 14.0 -5.6 264 13 322.4 322.9 291.7 330.2 2.31 15 500 5870 -5.3 -17.3 38 12.0 -9.6 240 19 326.6 327.0 292.6 333.4 1.97 16 446 6761 -10.5 -19.5 48 9.0 -13.5 239 14 330.9 331.2 293.6 337.3 1.83 17 439 6882 -11.3 -23.3 36 12.0 -14.9 242 13 331.4 331.6 293.3 336.1 1.33 18 406 7478 -16.1 -20.4 69 4.3 -17.4 203 3 332.6 333.0 294.1 339.2 1.86 19 400 7590 -16.9 -21.0 70 4.1 -18.1 165 1 333.0 333.4 294.1 339.4 1.79 20 322 9184 -26.9 -31.0 68 4.1 -27.7 114 34 340.5 340.7 295.3 343.9 0.89 21 300 9690 -30.3 -33.5 74 3.2 -30.9 95 40 342.7 342.8 295.6 345.6 0.75 22 260 10691 -38.1 -43.1 59 5.0 -38.6 71 36 345.5 345.6 295.9 346.8 0.33 23 250 10960 -40.7 -46.7 52 6.0 -41.2 65 35 345.6 345.6 295.8 346.5 0.23 24 200 12430 -53.9 -57.4 65 3.5 -54.0 65 41 347.4 347.4 296.1 347.8 0.08 25 168 13530 -63.1 -65.6 72 2.5 -63.1 70 48 349.9 349.9 296.6 350.0 0.03 26 150 14220 -68.5 -72.3 58 3.8 -68.5 70 59 352.1 352.1 297.1 352.2 0.01 27 133 14931 -74.5 -79.2 48 4.7 -74.5 73 64 353.7 353.7 297.4 353.8 0.01 28 113 15866 -80.5 -84.5 51 4.0 -80.5 82 76 359.4 359.4 298.6 359.4 0.00 29 110 16019 -78.9 -83.5 46 4.7 -78.9 85 80 365.2 365.2 299.7 365.3 0.00 30 100 16570 -73.1 -80.1 34 7.0 -73.1 105 42 386.5 386.5 303.3 386.5 0.01 31 94 16930 -74.9 -81.9 33 7.0 -74.9 104 43 389.9 389.9 303.8 389.9 0.01 32 92 17056 -71.7 -82.7 18 11.0 -71.8 103 43 398.6 398.6 305.0 398.6 0.00 33 85 17525 -69.1 -81.1 16 12.0 -69.2 99 43 413.0 413.0 306.9 413.0 0.01 34 78 18033 -72.5 -86.5 10 14.0 -72.6 95 44 416.2 416.2 307.3 416.2 0.00 35 74 18342 -73.3 -86.3 12 13.0 -73.3 93 44 420.8 420.8 307.8 420.8 0.00 36 70 18670 -68.9 -85.9 7 17.0 -69.0 90 44 437.0 437.0 309.6 437.0 0.00 37 68 18845 -66.5 -85.5 5 19.0 -66.7 98 37 445.8 445.8 310.4 445.8 0.00 38 63 19306 -69.1 -87.1 6 18.0 -69.2 120 19 449.9 449.9 310.8 449.9 0.00 39 57 19904 -70.1 -89.1 5 19.0 -70.2 109 30 460.7 460.7 311.8 460.7 0.00 40 53 20339 -69.5 -89.5 4 20.0 -69.6 101 38 471.8 471.8 312.8 471.8 0.00 41 50 20690 -65.9 -87.9 3 22.0 -66.2 95 45 488.2 488.2 314.1 488.2 0.00 42 48 20939 -62.5 -87.5 2 25.0 -62.9 94 45 502.0 502.0 315.1 502.0 0.00 43 42 21768 -59.1 -87.1 1 28.0 -59.9 92 46 530.0 530.0 316.9 530.0 0.00 44 30 23860 -61.7 -91.7 1 30.0 -62.4 85 49 576.4 576.4 319.5 576.5 0.00 45 27 24513 -61.3 -92.3 1 31.0 -62.1 595.2 595.2 320.4 595.2 0.00 TRP 63 19306 -69.1 -87.1 6 18.0 -69.2 120 19 449.9 449.9 310.8 449.9 0.00 WND 110 16019 -78.9 -83.5 46 4.7 -78.9 85 80 365.2 365.2 299.7 365.3 0.00 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 560.00 mb = 4970.39 m = 16306.87 ft Wetbulb zero: 616.07 mb = 4197.85 m = 13772.31 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 65.68 % Est. max temperature: 31.29 C = 88.33 F Sfc-Lift cond lev (LCL): 989.89 mb = 173.86 m = 570.39 ft T: 24.88 C 700-500 lapse rate: 5.69 C/km ThetaE index: 17.62 C Layer 700.0- 655.0 mb Conv cond level (CCL): 904.90 mb = 957.25 m = 3140.56 ft Mean mixing ratio: 16.64 g/kg Conv temperature: 28.76 C = 83.77 F Cap Strength: 0.87 C Lifted Index: -2.04 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.43 C Lifted Index @700 mb: -0.13 C Showalter Index: 0.54 C Risk: Thunderstorms probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.20 C K Index: 34.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 233.80 Risk: None Energy Index: -1.70 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 599.04 J/kg Max Up Vert Vel: 34.61 m/s Conv Inhibition (B-): 5.40 J/kg Cap Strength: 0.87 C Lift Cond Lev (LCL): 925.64 mb = 760.97 m = 2496.58 ft Lev Free Conv (LFC): 880.64 mb = 1192.66 m = 3912.88 ft Equ Level (EL): 840.64 mb = 1593.94 m = 5229.40 ft B at Equ Level: 14.35 J/kg Max Parcel Lev (MPL): 100.64 mb = 16533.22 m = 54242.20 ft Wind level data Storm motion: 312 at 9 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 1001 76 320 2 1.3 -1.5 | 129 8 -5.8 4.8 1 1000 85 230 2 1.5 1.3 | 144 9 -5.6 7.6 2 975 305 275 13 13.0 -1.1 | 229 8 5.9 5.2 3 925 767 295 15 13.6 -6.3 | 270 7 6.5 -0.0 4 850 1499 315 18 12.7 -12.7 | 319 9 5.6 -6.4 5 847 1524 315 18 12.7 -12.7 | 319 9 5.6 -6.4 6 761 2438 290 15 14.1 -5.1 | 261 7 7.0 1.2 7 734 2743 270 9 9.0 -0.0 | 197 7 1.9 6.3 8 700 3145 280 7 6.9 -1.2 | 178 5 -0.2 5.1 9 682 3353 285 8 7.7 -2.1 | 189 4 0.6 4.2 10 657 3658 260 7 6.9 1.2 | 179 8 -0.2 7.5 11 633 3962 300 6 5.2 -3.0 | 150 4 -1.9 3.3 12 587 4572 270 9 9.0 -0.0 | 197 7 1.9 6.3 13 544 5182 260 15 14.8 2.6 | 221 12 7.7 8.9 14 505 5791 260 19 18.7 3.3 | 230 15 11.6 9.6 15 500 5870 240 19 16.5 9.5 | 211 18 9.4 15.8 16 467 6401 230 16 12.3 10.3 | 197 17 5.2 16.6 17 431 7010 245 12 10.9 5.1 | 198 12 3.8 11.4 18 415 7315 255 5 4.8 1.3 | 163 8 -2.3 7.6 19 400 7590 165 1 -0.3 1.0 | 135 10 -7.3 7.3 20 398 7620 0 1 -0.0 -1.0 | 127 9 -7.1 5.3 21 382 7925 225 4 2.8 2.8 | 155 10 -4.3 9.1 22 366 8230 110 7 -6.6 2.4 | 122 16 -13.7 8.7 23 323 9144 115 34 -30.8 14.4 | 119 43 -37.9 20.7 24 300 9690 95 40 -39.8 3.5 | 102 48 -46.9 9.8 25 250 10960 65 35 -31.7 -14.8 | 78 40 -38.8 -8.5 26 238 11278 65 36 -32.6 -15.2 | 77 41 -39.7 -8.9 27 200 12430 65 41 -37.2 -17.3 | 76 46 -44.2 -11.0 28 171 13411 70 47 -44.2 -16.1 | 79 52 -51.3 -9.8 29 163 13716 70 50 -47.0 -17.1 | 79 55 -54.1 -10.8 30 150 14220 70 59 -55.4 -20.2 | 77 64 -62.5 -13.9 31 126 15240 75 67 -64.7 -17.3 | 81 73 -71.8 -11.0 32 119 15545 75 69 -66.6 -17.9 | 81 75 -73.7 -11.6 33 110 16019 85 80 -79.7 -7.0 | 90 87 -86.8 -0.7 34 102 16459 90 79 -79.0 0.0 | 94 86 -86.1 6.3 35 100 16570 105 42 -40.6 10.9 | 110 51 -47.7 17.2 36 97 16764 105 43 -41.5 11.1 | 110 52 -48.6 17.4 37 70 18670 90 44 -44.0 0.0 | 97 51 -51.1 6.3 38 63 19306 120 19 -16.5 9.5 | 124 28 -23.5 15.8 39 50 20690 95 45 -44.8 3.9 | 101 53 -51.9 10.2 40 30 23860 85 49 -48.8 -4.3 | 92 56 -55.9 2.0 Wind Parameters Mean winds (0-6000m): 281.6 at 12.6 knts Storm direction: 311.6 at 9.5 knts Shear (0-3000m) pos: 1.4 neg: 1.9 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 52.6 deg Storm rel helicity (0-3000m) pos: 48.6 neg: -29.1 tot: 19.5 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 1.5 10^-3/s Energy-Hel index: 0.18 Bulk Rich Number: 1015.23 Bulk Shear: 0.59 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 ------------------------------------------------------------------------------- 500 278 11 216 6| 0.0 12.9 12.9| 33.3 0.0 33.3 66.6 0.98| 17.8 17.5 1000 289 13 248 6| 2.5 6.5 9.0| 41.8 0.0 41.8 41.8 0.98| 11.4 11.2 1500 298 14 274 6| 2.8 4.3 7.1| 48.6 -0.6 48.0 32.0 0.95| 8.9 8.5 2000 301 15 283 6| 2.1 3.5 5.6| 48.6 -9.1 39.5 19.8 0.68| 7.8 5.3 2500 299 15 280 6| 1.7 2.8 4.5| 48.6 -20.4 28.2 11.3 0.39| 7.6 3.0 3000 297 14 270 5| 1.4 1.9 3.3| 48.6 -29.1 19.5 6.5 0.21| 7.3 1.5 4000 294 12 252 4| 1.5 1.6 3.0| 50.2 -33.9 16.3 4.1 0.13| 6.7 0.9 5000 290 12 240 5| 1.2 2.1 3.3| 60.1 -33.9 26.2 5.2 0.21| 6.3 1.3 6000 282 13 235 6| 1.0 2.4 3.3| 68.8 -66.2 2.6 0.4 0.11| 6.4 0.7 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250810.00.gif