UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081012.upa.cvt Date: 1200Z 10 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 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 1000 75 28.6 24.1 77 4.5 25.3 290 4 301.8 305.3 298.4 358.6 19.23 1 993 137 26.4 22.5 79 3.9 23.6 290 5 300.2 303.4 297.0 351.5 17.54 2 953 498 23.2 20.8 86 2.4 21.5 293 10 300.5 303.5 296.3 348.7 16.44 3 925 757 22.2 17.7 76 4.5 19.1 295 13 302.0 304.6 295.0 343.0 13.91 4 904 957 21.6 15.6 69 6.0 17.5 292 13 303.4 305.7 294.4 340.3 12.42 5 850 1489 18.2 14.9 81 3.3 16.0 320 13 305.2 307.6 295.0 343.0 12.64 6 844 1550 17.8 14.9 83 2.9 15.8 319 13 305.4 307.8 295.1 343.5 12.73 7 800 2008 16.2 8.2 59 8.0 11.3 306 13 308.4 310.0 292.9 334.5 8.56 8 774 2290 15.0 6.0 55 9.0 9.6 298 13 310.1 311.5 292.6 333.4 7.60 9 762 2422 14.2 5.2 55 9.0 8.9 294 12 310.6 312.0 292.6 333.1 7.30 10 756 2489 13.4 9.0 75 4.4 10.6 292 12 310.4 312.2 294.3 339.8 9.58 11 704 3088 10.4 7.4 82 3.0 8.5 268 11 313.5 315.3 294.8 342.1 9.22 12 700 3136 10.0 7.0 82 3.0 8.2 260 9 313.6 315.3 294.7 341.6 9.02 13 682 3352 9.0 5.2 77 3.8 6.7 231 8 314.8 316.4 294.4 340.3 8.16 14 671 3486 8.6 -0.4 53 9.0 3.7 228 8 315.8 316.9 292.6 333.4 5.54 15 630 4004 6.0 0.0 65 6.0 2.7 222 7 318.6 319.8 293.9 338.1 6.08 16 608 4293 4.6 -2.4 60 7.0 0.9 245 8 320.2 321.3 293.6 337.3 5.28 17 601 4388 4.6 -11.4 30 16.0 -2.3 250 10 321.3 321.8 291.7 330.2 2.66 18 585 4607 3.8 -24.2 11 28.0 -5.3 260 13 322.8 323.0 290.6 326.1 0.92 19 543 5207 0.0 -30.0 8 30.0 -8.4 258 16 325.3 325.4 291.0 327.4 0.58 20 516 5612 -3.5 -31.5 9 28.0 -10.7 256 18 325.8 325.9 291.1 327.8 0.53 21 506 5766 -4.7 -21.7 25 17.0 -10.2 255 19 326.2 326.5 291.9 330.9 1.33 22 500 5860 -5.3 -23.3 23 18.0 -10.9 255 19 326.6 326.8 291.9 330.7 1.17 23 488 6051 -6.9 -28.9 15 22.0 -12.7 253 20 326.9 327.0 291.6 329.5 0.72 24 473 6294 -8.7 -18.7 44 10.0 -12.1 251 21 327.6 328.0 292.8 334.0 1.85 25 463 6460 -9.9 -22.9 34 13.0 -13.8 254 21 328.1 328.4 292.4 332.7 1.31 26 455 6594 -10.5 -17.5 56 7.0 -13.0 265 19 329.0 329.4 293.4 336.4 2.13 27 420 7209 -13.1 -19.1 61 6.0 -15.1 280 11 333.3 333.7 294.4 340.4 2.01 28 400 7580 -15.7 -21.7 60 6.0 -17.6 250 5 334.6 334.9 294.4 340.6 1.69 29 340 8781 -24.7 -28.8 69 4.1 -25.6 125 27 338.2 338.5 294.8 342.1 1.04 30 306 9539 -29.5 -33.4 69 3.9 -30.2 91 34 341.9 342.0 295.4 344.7 0.75 31 300 9680 -30.3 -34.4 67 4.1 -31.0 85 35 342.7 342.8 295.6 345.3 0.69 32 288 9969 -32.5 -40.5 45 8.0 -33.5 83 35 343.6 343.6 295.6 345.1 0.39 33 263 10602 -37.5 -47.5 35 10.0 -38.4 78 34 345.3 345.3 295.7 346.1 0.20 34 250 10950 -40.7 -46.7 52 6.0 -41.2 75 33 345.6 345.6 295.8 346.5 0.23 35 248 11005 -41.3 -47.3 52 6.0 -41.8 66 35 345.5 345.5 295.8 346.3 0.22 36 200 12430 -52.9 -57.8 55 4.9 -53.1 80 57 349.0 349.0 296.5 349.3 0.08 37 150 14220 -68.5 -74.5 42 6.0 -68.5 75 75 352.1 352.1 297.1 352.1 0.01 38 119 15563 -78.9 -83.3 48 4.4 -78.9 85 63 357.1 357.1 298.1 357.1 0.00 39 118 15611 -78.3 -83.3 44 5.0 -78.3 85 64 359.0 359.0 298.5 359.1 0.00 40 106 16225 -75.1 -83.1 28 8.0 -75.1 92 69 376.3 376.3 301.6 376.3 0.00 41 100 16560 -76.3 -84.3 27 8.0 -76.3 95 55 380.3 380.3 302.3 380.3 0.00 42 92 17042 -76.5 -85.5 23 9.0 -76.5 90 48 389.1 389.1 303.6 389.1 0.00 43 86 17436 -72.5 -84.5 15 12.0 -72.6 94 46 404.7 404.7 305.8 404.8 0.00 44 74 18321 -73.3 -87.3 10 14.0 -73.3 102 45 420.8 420.8 307.8 420.8 0.00 45 70 18650 -69.5 -85.5 8 16.0 -69.6 95 43 435.7 435.7 309.4 435.7 0.00 46 60 19562 -71.3 -86.3 9 15.0 -71.4 99 31 451.3 451.3 311.0 451.3 0.00 47 59 19661 -68.5 -86.5 6 18.0 -68.7 89 30 459.8 459.8 311.7 459.8 0.00 48 52 20420 -65.9 -85.9 5 20.0 -66.1 95 39 482.7 482.7 313.7 482.8 0.00 49 50 20660 -61.9 -85.9 3 24.0 -62.3 115 38 497.6 497.6 314.8 497.6 0.00 50 37 22521 -63.9 -90.9 1 27.0 -64.4 70 39 537.2 537.2 317.3 537.2 0.00 51 30 23810 -63.7 -93.7 1 30.0 -64.3 90 56 571.0 571.0 319.2 571.0 0.00 52 29 24019 -63.9 -94.9 1 31.0 -64.5 91 57 576.0 576.0 319.5 576.0 0.00 53 24 25207 -55.1 -90.1 1 35.0 -57.0 95 64 633.6 633.6 322.0 633.6 0.00 54 20 26380 -52.9 -88.9 1 36.0 -55.6 95 72 674.3 674.3 323.6 674.3 0.01 55 16 27833 -49.1 -86.1 1 37.0 -53.5 92 74 731.1 731.1 325.4 731.2 0.01 56 13 29196 -49.1 -86.1 1 37.0 -54.1 90 75 775.8 775.8 326.6 776.0 0.02 57 11 30303 -44.9 -82.9 1 38.0 -52.2 90 68 829.0 829.1 328.0 829.4 0.04 58 10 30940 -45.5 -82.5 1 37.0 -52.9 90 69 849.7 849.7 328.4 850.1 0.04 59 9.2 31495 -46.1 -83.1 1 37.0 -53.6 867.9 867.9 328.8 868.3 0.04 60 7.4 32948 -44.5 -82.5 1 38.0 -53.7 930.2 930.2 330.0 930.8 0.06 61 6.8 33518 -41.5 -80.5 1 39.0 -52.8 965.5 965.5 330.6 966.5 0.09 62 6.5 33824 -41.9 -80.9 1 39.0 -53.2 976.3 976.4 330.8 977.3 0.09 63 6.0 34369 -40.0 -82.3 0 42.4 -52.8 95 86 1007.2 1007.2 331.3 1008.1 0.08 64 5.5 34966 -37.9 -83.9 0 46.0 -52.5 1041.8 1041.8 331.8 1042.5 0.06 TRP 119 15563 -78.9 -83.3 48 4.4 -78.9 85 63 357.1 357.1 298.1 357.1 0.00 WND 6.0 34369 -40.0 -82.3 0 42.4 -52.8 95 86 1007.2 1007.2 331.3 1008.1 0.08 Sounding variables and indices 1000-500 mb thick: 5784.76 m Freezing level: 543.00 mb = 5206.81 m = 17082.50 ft Wetbulb zero: 606.05 mb = 4319.58 m = 14171.68 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 55.20 % Est. max temperature: 32.06 C = 89.71 F Sfc-Lift cond lev (LCL): 937.21 mb = 642.96 m = 2109.42 ft T: 22.64 C 700-500 lapse rate: 5.62 C/km ThetaE index: 18.30 C Layer 993.0- 850.0 mb Conv cond level (CCL): 847.94 mb = 1509.88 m = 4953.61 ft Mean mixing ratio: 15.54 g/kg Conv temperature: 32.13 C = 89.83 F Cap Strength: 2.24 C Lifted Index: -1.28 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.32 C Lifted Index @700 mb: 0.25 C Showalter Index: 0.31 C Risk: Thunderstorms probable Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 20.20 C K Index: 35.40 Risk: > 80 % chance of thunderstorms Sweat Index: 223.80 Risk: None Energy Index: -2.32 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 246.83 J/kg Max Up Vert Vel: 22.22 m/s Conv Inhibition (B-): 136.39 J/kg Cap Strength: 2.24 C Lift Cond Lev (LCL): 898.26 mb = 1011.82 m = 3319.58 ft Lev Free Conv (LFC): 533.26 mb = 5350.60 m = 17554.24 ft Equ Level (EL): 273.26 mb = 10335.43 m = 33908.47 ft B at Equ Level: 245.61 J/kg Max Parcel Lev (MPL): 153.26 mb = 14086.07 m = 46213.57 ft Wind level data Storm motion: 303 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 1000 75 290 4 3.8 -1.4 | 133 5 -3.9 3.6 1 925 757 295 13 11.8 -5.5 | 278 4 4.2 -0.6 2 908 914 290 13 12.2 -4.4 | 264 5 4.6 0.5 3 850 1489 320 13 8.4 -10.0 | 352 5 0.7 -5.0 4 847 1524 320 13 8.4 -10.0 | 352 5 0.7 -5.0 5 707 3048 275 12 12.0 -1.0 | 228 6 4.3 3.9 6 700 3136 260 9 8.9 1.6 | 191 7 1.2 6.5 7 682 3353 230 8 6.1 5.1 | 172 10 -1.5 10.1 8 632 3962 220 7 4.5 5.4 | 163 11 -3.1 10.3 9 609 4267 245 8 7.3 3.4 | 177 8 -0.4 8.3 10 586 4572 260 13 12.8 2.3 | 216 9 5.2 7.2 11 500 5860 255 19 18.4 4.9 | 227 15 10.7 9.8 12 466 6401 250 22 20.7 7.5 | 226 18 13.1 12.5 13 448 6706 275 17 16.9 -1.5 | 250 10 9.3 3.4 14 431 7010 255 14 13.5 3.6 | 215 10 5.9 8.6 15 414 7315 295 10 9.1 -4.2 | 244 2 1.4 0.7 16 400 7580 250 5 4.7 1.7 | 156 7 -2.9 6.6 17 398 7620 280 7 6.9 -1.2 | 169 4 -0.7 3.7 18 382 7925 205 7 3.0 6.3 | 158 12 -4.7 11.3 19 366 8230 145 10 -5.7 8.2 | 134 19 -13.4 13.1 20 351 8534 140 21 -13.5 16.1 | 135 30 -21.1 21.0 21 337 8839 120 29 -25.1 14.5 | 121 38 -32.7 19.4 22 300 9680 85 35 -34.9 -3.1 | 93 43 -42.5 1.9 23 250 10950 75 33 -31.9 -8.5 | 85 40 -39.5 -3.6 24 249 10973 65 34 -30.8 -14.4 | 76 40 -38.4 -9.4 25 227 11582 80 46 -45.3 -8.0 | 87 53 -52.9 -3.1 26 217 11887 80 57 -56.1 -9.9 | 86 64 -63.8 -5.0 27 200 12430 80 57 -56.1 -9.9 | 86 64 -63.8 -5.0 28 179 13106 75 62 -59.9 -16.0 | 81 68 -67.5 -11.1 29 163 13716 75 72 -69.5 -18.6 | 80 78 -77.2 -13.7 30 150 14220 75 75 -72.4 -19.4 | 80 81 -80.1 -14.5 31 133 14935 75 74 -71.5 -19.2 | 80 80 -79.1 -14.2 32 119 15545 90 62 -62.0 0.0 | 94 70 -69.6 4.9 33 119 15563 85 63 -62.8 -5.5 | 90 70 -70.4 -0.6 34 113 15850 85 67 -66.7 -5.8 | 89 74 -74.4 -0.9 35 107 16154 90 72 -72.0 0.0 | 94 80 -79.6 4.9 36 102 16459 100 61 -60.1 10.6 | 103 69 -67.7 15.5 37 100 16560 95 55 -54.8 4.8 | 99 63 -62.4 9.7 38 97 16764 95 57 -56.8 5.0 | 99 65 -64.4 9.9 39 92 17069 90 47 -47.0 0.0 | 95 55 -54.6 4.9 40 71 18593 105 44 -42.5 11.4 | 108 53 -50.1 16.3 41 70 18650 95 43 -42.8 3.7 | 100 51 -50.5 8.7 42 61 19507 105 32 -30.9 8.3 | 109 41 -38.5 13.2 43 58 19812 75 29 -28.0 -7.5 | 86 36 -35.6 -2.6 44 55 20117 70 27 -25.4 -9.2 | 83 33 -33.0 -4.3 45 52 20422 95 39 -38.9 3.4 | 100 47 -46.5 8.3 46 50 20660 115 38 -34.4 16.1 | 117 47 -42.1 21.0 47 47 21031 115 36 -32.6 15.2 | 117 45 -40.2 20.1 48 45 21336 95 28 -27.9 2.4 | 102 36 -35.5 7.4 49 43 21641 85 26 -25.9 -2.3 | 95 34 -33.5 2.7 50 41 21946 65 32 -29.0 -13.5 | 77 38 -36.6 -8.6 51 33 23165 75 47 -45.4 -12.2 | 82 54 -53.0 -7.2 52 30 23774 80 55 -54.2 -9.6 | 86 62 -61.8 -4.6 53 30 23810 90 56 -56.0 0.0 | 94 64 -63.6 4.9 54 24 25298 95 64 -63.8 5.6 | 98 72 -71.4 10.5 55 23 25603 90 67 -67.0 0.0 | 94 75 -74.6 4.9 56 21 26213 90 74 -74.0 0.0 | 93 82 -81.6 4.9 57 20 26380 95 72 -71.7 6.3 | 98 80 -79.3 11.2 58 13 29261 90 75 -75.0 0.0 | 93 83 -82.6 4.9 59 12 29566 85 66 -65.7 -5.8 | 89 73 -73.4 -0.8 60 12 29870 90 68 -68.0 0.0 | 94 76 -75.6 4.9 61 10 30940 90 69 -69.0 0.0 | 94 77 -76.6 4.9 Wind Parameters Mean winds (0-6000m): 272.9 at 12.1 knts Storm direction: 302.9 at 9.1 knts Shear (0-3000m) pos: 1.7 neg: 1.7 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 82.7 deg Storm rel helicity (0-3000m) pos: 10.6 neg: -12.3 tot: -1.7 m^2/s^2 ave: -0.6 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 0.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 53.70 Bulk Shear: 4.60 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 ------------------------------------------------------------------------------- 500 293 7 155 2| 6.8 0.0 6.8| 2.9 0.0 2.9 5.8 0.70| 6.9 4.8 1000 294 10 237 2| 4.7 0.0 4.7| 5.6 -0.8 4.8 4.8 0.59| 5.9 3.5 1500 300 11 289 2| 3.3 0.0 3.3| 10.6 -1.0 9.6 6.4 0.68| 5.6 3.8 2000 303 11 305 2| 2.5 0.9 3.3| 10.6 -4.2 6.4 3.2 0.41| 5.1 2.1 2500 302 12 299 3| 2.0 1.3 3.3| 10.6 -7.2 3.4 1.3 0.22| 4.7 1.0 3000 299 12 285 3| 1.7 1.7 3.4| 10.6 -12.3 -1.7 -0.6 0.05| 4.7 0.2 4000 288 11 237 3| 1.3 2.0 3.3| 12.8 -27.2 -14.4 -3.6 -0.13| 4.8 -0.6 5000 280 11 226 4| 1.7 1.6 3.3| 32.0 -27.2 4.8 1.0 0.07| 4.9 0.3 6000 273 12 226 6| 1.4 1.6 3.0| 35.7 -27.5 8.2 1.4 0.08| 4.5 0.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250810.12.gif