UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081812.upa.cvt Date: 1200Z 18 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 18 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 71 29.8 24.8 75 5.0 26.0 290 6 303.0 306.7 299.2 362.6 20.08 1 999 80 29.2 25.2 79 4.0 26.2 290 7 302.4 306.2 299.4 363.6 20.60 2 995 116 27.8 23.7 78 4.1 24.8 292 9 301.4 304.8 298.1 357.0 18.86 3 952 504 23.8 22.8 94 1.0 23.1 298 24 301.2 304.6 297.9 356.1 18.66 4 925 755 22.6 19.0 80 3.6 20.1 295 29 302.4 305.2 296.0 347.1 15.12 5 850 1492 17.4 13.9 80 3.5 15.1 310 36 304.4 306.6 294.2 339.6 11.83 6 823 1767 15.8 12.5 81 3.3 13.7 307 38 305.5 307.6 294.0 338.9 11.14 7 808 1924 15.8 7.8 59 8.0 10.9 305 39 307.1 308.7 292.3 332.1 8.24 8 793 2083 15.0 8.0 63 7.0 10.7 303 40 307.9 309.5 292.7 333.8 8.52 9 776 2266 14.4 -0.6 36 15.0 6.5 301 41 309.2 310.1 289.9 323.9 4.72 10 736 2711 11.0 2.0 54 9.0 6.0 295 43 310.2 311.3 291.4 328.8 6.02 11 716 2941 10.0 -11.0 22 21.0 1.0 292 45 311.5 312.0 288.4 319.0 2.30 12 700 3129 9.6 -16.4 14 26.0 -0.4 290 46 313.1 313.4 288.1 318.1 1.51 13 693 3213 9.6 -19.4 11 29.0 -0.9 289 44 314.0 314.2 288.1 318.0 1.19 14 685 3309 9.0 -7.0 32 16.0 1.5 288 43 314.4 315.0 290.3 325.0 3.30 15 673 3456 8.4 -12.6 21 21.0 -0.4 287 40 315.3 315.7 289.5 322.4 2.16 16 665 3555 8.0 -5.0 39 13.0 1.6 286 38 315.9 316.7 291.3 328.7 3.96 17 653 3705 7.6 -15.4 18 23.0 -1.5 284 36 317.1 317.5 289.7 323.1 1.77 18 622 4106 5.8 -20.2 13 26.0 -3.4 274 37 319.5 319.8 289.9 323.8 1.23 19 600 4400 4.6 -8.4 38 13.0 -1.4 272 36 321.4 322.1 292.4 332.6 3.38 20 580 4676 2.4 -12.6 32 15.0 -3.9 276 33 322.0 322.5 291.8 330.4 2.50 21 561 4945 0.6 -9.4 47 10.0 -3.9 278 29 323.0 323.6 292.8 334.1 3.34 22 548 5134 0.8 -22.2 16 23.0 -7.0 272 26 325.4 325.6 291.6 329.5 1.18 23 531 5388 1.0 -29.0 9 30.0 -7.8 277 23 328.6 328.7 292.0 331.0 0.65 24 519 5572 0.0 -25.0 13 25.0 -8.0 284 21 329.5 329.7 292.5 333.0 0.97 25 500 5870 -2.5 -25.5 15 23.0 -9.6 295 17 330.0 330.2 292.6 333.5 0.96 26 470 6357 -6.5 -26.5 19 20.0 -12.3 299 14 330.9 331.1 292.9 334.3 0.93 27 409 7423 -15.9 -21.9 60 6.0 -17.7 306 10 332.2 332.5 293.8 338.0 1.62 28 400 7590 -17.3 -23.3 60 6.0 -19.0 300 11 332.5 332.8 293.7 337.7 1.46 29 317 9296 -27.7 -29.1 88 1.4 -28.0 87 18 340.9 341.2 295.5 345.0 1.09 30 300 9690 -29.9 -31.9 83 2.0 -30.3 45 20 343.2 343.4 295.8 346.6 0.88 31 293 9859 -31.1 -32.5 87 1.4 -31.3 41 23 343.9 344.0 296.0 347.1 0.85 32 275 10307 -34.1 -40.1 55 6.0 -34.8 35 29 345.8 345.9 296.1 347.5 0.42 33 250 10970 -39.7 -46.7 47 7.0 -40.3 60 28 347.0 347.1 296.2 348.0 0.23 34 245 11107 -41.1 -47.1 52 6.0 -41.6 64 30 347.0 347.0 296.1 347.9 0.22 35 236 11359 -42.7 -52.7 33 10.0 -43.3 75 30 348.3 348.3 296.4 348.8 0.12 36 207 12227 -49.7 -68.7 9 19.0 -50.1 74 46 350.6 350.6 296.8 350.7 0.02 37 200 12450 -51.7 -70.7 9 19.0 -52.1 70 48 350.9 350.9 296.8 351.0 0.01 38 150 14250 -67.5 -78.5 19 11.0 -67.5 75 66 353.8 353.8 297.4 353.8 0.01 39 148 14331 -68.3 -79.3 19 11.0 -68.4 75 63 353.8 353.8 297.4 353.8 0.01 40 121 15515 -75.5 -86.5 16 11.0 -75.5 85 67 361.6 361.6 299.0 361.6 0.00 41 100 16620 -74.5 -86.5 14 12.0 -74.5 85 29 383.8 383.8 302.9 383.8 0.00 42 96 16857 -76.1 -87.1 16 11.0 -76.2 82 28 385.2 385.2 303.1 385.2 0.00 43 91 17167 -75.9 -86.9 16 11.0 -75.9 78 26 391.5 391.5 304.0 391.5 0.00 44 89 17296 -72.7 -86.7 10 14.0 -72.8 77 26 400.4 400.4 305.3 400.4 0.00 45 86 17499 -71.1 -86.1 9 15.0 -71.2 74 25 407.6 407.6 306.2 407.6 0.00 46 79 17999 -73.9 -89.9 7 16.0 -74.0 68 22 411.8 411.8 306.7 411.8 0.00 47 73 18463 -71.7 -89.7 5 18.0 -71.8 63 20 425.9 425.9 308.4 425.9 0.00 48 70 18710 -73.1 -91.1 5 18.0 -73.2 60 19 428.0 428.0 308.6 428.0 0.00 49 65 19141 -74.5 -93.5 4 19.0 -74.6 67 26 434.1 434.1 309.3 434.1 0.00 50 59 19710 -69.9 -92.9 2 23.0 -70.1 75 36 456.6 456.6 311.5 456.6 0.00 51 57 19914 -71.1 -95.1 2 24.0 -71.2 78 40 458.4 458.4 311.6 458.4 0.00 52 50 20700 -64.7 -96.7 0 32.0 -65.0 90 53 491.0 491.0 314.3 491.0 0.00 53 49 20824 -63.7 -96.7 0 33.0 -64.1 90 53 496.2 496.2 314.7 496.2 0.00 54 43 21629 -61.5 -94.5 0 33.0 -62.0 90 55 520.5 520.5 316.4 520.5 0.00 55 36 22724 -64.3 -97.3 0 33.0 -64.8 90 58 540.4 540.4 317.5 540.4 0.00 56 30 23850 -60.3 -94.3 0 34.0 -61.2 90 61 580.3 580.3 319.7 580.3 0.00 57 29 24061 -59.9 -93.9 0 34.0 -60.9 90 63 587.0 587.0 320.0 587.0 0.00 58 25 25002 -53.5 -88.5 1 35.0 -55.6 92 69 630.8 630.8 321.9 630.9 0.01 59 20 26450 -49.3 -85.3 1 36.0 -53.0 95 79 685.3 685.3 324.0 685.4 0.01 60 14 28794 -49.3 -85.3 1 36.0 -54.0 92 78 758.9 758.9 326.2 759.0 0.02 61 12 29815 -45.7 -82.7 1 37.0 -52.4 91 78 805.8 805.8 327.4 806.1 0.04 62 10 31030 -46.1 -83.1 1 37.0 -53.3 90 77 847.5 847.5 328.4 847.8 0.04 63 9.1 31659 -44.5 -82.5 1 38.0 -52.8 876.8 876.8 329.0 877.2 0.05 64 7.4 33036 -47.3 -84.3 1 37.0 -55.1 918.8 918.8 329.8 919.2 0.04 65 6.9 33498 -48.3 -85.3 1 37.0 -55.9 933.2 933.2 330.1 933.6 0.04 66 6.8 33594 -48.5 -85.5 1 37.0 -56.1 936.3 936.3 330.1 936.7 0.04 67 6.2 34212 -40.5 -79.5 1 39.0 -52.8 995.6 995.7 331.1 996.9 0.12 68 6.0 34436 -39.3 -78.3 1 39.0 -52.5 90 122 1010.1 1010.2 331.4 1011.9 0.15 69 5.9 34552 -38.7 -77.7 1 39.0 -52.3 1017.6 1017.7 331.5 1019.6 0.16 70 5.7 34789 -37.1 -77.1 1 40.0 -51.9 1034.7 1034.8 331.8 1037.0 0.19 71 5.2 35437 -27.7 -70.7 1 43.0 -49.3 1104.6 1104.9 332.8 1111.8 0.53 72 5.1 35578 -23.3 -67.3 1 44.0 -48.1 1130.6 1131.2 333.2 1143.0 0.88 73 4.7 36179 -20.5 -65.5 1 45.0 -47.8 1170.3 1171.2 333.7 1188.2 1.22 TRP 121 15515 -75.5 -86.5 16 11.0 -75.5 85 67 361.6 361.6 299.0 361.6 0.00 WND 6.0 34436 -39.3 -78.3 1 39.0 -52.5 90 122 1010.1 1010.2 331.4 1011.9 0.15 Sounding variables and indices 1000-500 mb thick: 5798.58 m Freezing level: 519.00 mb = 5571.91 m = 18280.31 ft Wetbulb zero: 704.20 mb = 3079.27 m = 10102.48 ft Precipitable water: 1.61 inches Sfc-500 mean rel hum: 45.00 % Est. max temperature: 31.22 C = 88.20 F Sfc-Lift cond lev (LCL): 930.62 mb = 702.25 m = 2303.96 ft T: 22.85 C 700-500 lapse rate: 4.41 C/km ThetaE index: 31.47 C Layer 995.0- 793.0 mb Conv cond level (CCL): 894.09 mb = 1051.22 m = 3448.83 ft Mean mixing ratio: 17.21 g/kg Conv temperature: 30.06 C = 86.11 F Cap Strength: 0.89 C Lifted Index: -0.47 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.97 C Lifted Index @700 mb: -1.73 C Showalter Index: 4.45 C Risk: None Total Totals Index: 36.30 C Risk: None Vertical Totals Index: 19.90 C Cross Totals Index: 16.40 C K Index: 7.80 Risk: None Sweat Index: 255.80 Risk: None Energy Index: -1.08 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 965.46 J/kg Max Up Vert Vel: 43.94 m/s Conv Inhibition (B-): 7.59 J/kg Cap Strength: 1.12 C Lift Cond Lev (LCL): 912.37 mb = 874.87 m = 2870.29 ft Lev Free Conv (LFC): 877.37 mb = 1215.82 m = 3988.85 ft Equ Level (EL): 527.37 mb = 5443.27 m = 17858.29 ft B at Equ Level: 183.92 J/kg Max Parcel Lev (MPL): 97.37 mb = 16775.05 m = 55035.59 ft Wind level data Storm motion: 320 at 24 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 71 290 6 5.6 -2.1 | 149 20 -10.0 16.7 1 974 305 300 20 17.3 -10.0 | 191 9 1.6 8.8 2 925 755 295 29 26.3 -12.3 | 238 12 10.6 6.5 3 908 914 300 29 25.1 -14.5 | 246 10 9.4 4.3 4 877 1219 300 33 28.6 -16.5 | 260 13 12.9 2.3 5 850 1492 310 36 27.6 -23.1 | 290 13 11.9 -4.4 6 700 3129 290 46 43.2 -15.7 | 264 28 27.5 3.1 7 656 3658 285 36 34.8 -9.3 | 244 21 19.1 9.5 8 609 4267 270 38 38.0 -0.0 | 230 29 22.3 18.8 9 565 4877 280 30 29.5 -5.2 | 226 19 13.9 13.6 10 544 5182 270 25 25.0 -0.0 | 206 21 9.3 18.8 11 500 5870 295 17 15.4 -7.2 | 179 12 -0.3 11.6 12 486 6096 305 16 13.1 -9.2 | 165 10 -2.6 9.6 13 449 6706 290 12 11.3 -4.1 | 163 15 -4.4 14.7 14 431 7010 300 8 6.9 -4.0 | 149 17 -8.8 14.8 15 415 7315 310 9 6.9 -5.8 | 146 16 -8.8 13.0 16 400 7590 300 11 9.5 -5.5 | 155 15 -6.2 13.3 17 398 7620 310 12 9.2 -7.7 | 150 13 -6.5 11.1 18 382 7925 280 11 10.8 -1.9 | 164 18 -4.8 16.9 19 366 8230 210 7 3.5 6.1 | 154 28 -12.2 24.9 20 351 8534 165 14 -3.6 13.5 | 149 38 -19.3 32.3 21 300 9690 45 20 -14.1 -14.1 | 99 30 -29.8 4.6 22 285 10058 35 27 -15.5 -22.1 | 84 31 -31.2 -3.3 23 261 10668 35 31 -17.8 -25.4 | 79 34 -33.5 -6.6 24 250 10970 60 28 -24.2 -14.0 | 97 40 -39.9 4.8 25 250 10973 55 31 -25.4 -17.8 | 91 41 -41.1 1.0 26 239 11278 75 28 -27.0 -7.2 | 105 44 -42.7 11.5 27 228 11582 75 35 -33.8 -9.1 | 101 50 -49.5 9.7 28 218 11887 80 42 -41.4 -7.3 | 101 58 -57.0 11.5 29 200 12450 70 48 -45.1 -16.4 | 92 61 -60.8 2.4 30 199 12497 80 54 -53.2 -9.4 | 98 69 -68.9 9.4 31 189 12802 75 48 -46.4 -12.4 | 96 62 -62.0 6.4 32 180 13106 70 49 -46.0 -16.8 | 92 62 -61.7 2.0 33 150 14250 75 66 -63.8 -17.1 | 91 79 -79.4 1.7 34 148 14326 75 63 -60.9 -16.3 | 92 77 -76.5 2.5 35 134 14935 85 74 -73.7 -6.4 | 98 90 -89.4 12.3 36 121 15515 85 67 -66.7 -5.8 | 99 83 -82.4 12.9 37 120 15545 90 71 -71.0 0.0 | 102 89 -86.7 18.8 38 108 16154 80 60 -59.1 -10.4 | 96 75 -74.8 8.4 39 103 16459 80 51 -50.2 -8.9 | 99 67 -65.9 9.9 40 100 16620 85 29 -28.9 -2.5 | 110 47 -44.6 16.3 41 70 18710 60 19 -16.5 -9.5 | 106 33 -32.1 9.3 42 50 20700 90 53 -53.0 0.0 | 105 71 -68.7 18.8 43 30 23850 90 61 -61.0 0.0 | 104 79 -76.7 18.8 44 20 26450 95 79 -78.7 6.9 | 105 98 -94.4 25.7 45 10 31030 90 77 -77.0 0.0 | 101 95 -92.7 18.8 Wind Parameters Mean winds (0-6000m): 290.2 at 32.6 knts Storm direction: 320.2 at 24.5 knts Shear (0-3000m) pos: 5.3 neg: 2.7 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 115.4 deg Storm rel helicity (0-3000m) pos: 88.9 neg: -43.6 tot: 45.3 m^2/s^2 ave: 15.1 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 3.5 10^-3/s Energy-Hel index: 0.54 Bulk Rich Number: 32.92 Bulk Shear: 29.33 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 ------------------------------------------------------------------------------- 500 298 18 182 10| 19.9 0.0 19.9| 46.2 0.0 46.2 92.4 0.75| 20.3 15.3 1000 298 23 213 9| 12.9 0.0 12.9| 63.6 0.0 63.6 63.6 0.76| 14.1 10.7 1500 301 27 236 9| 10.6 0.0 10.6| 88.9 0.0 88.9 59.3 0.79| 12.3 9.7 2000 302 30 253 10| 7.9 1.3 9.2| 88.9 -10.5 78.4 39.2 0.63| 10.6 6.6 2500 301 32 260 12| 6.4 2.1 8.5| 88.9 -24.7 64.2 25.7 0.50| 9.5 4.8 3000 299 34 262 14| 5.3 2.7 8.0| 88.9 -43.6 45.3 15.1 0.39| 8.9 3.5 4000 295 36 258 17| 4.0 2.8 6.8| 88.9-125.8 -37.0 -9.2 0.11| 8.9 1.0 5000 291 35 250 18| 2.9 2.2 5.1| 88.9-173.7 -84.8 -17.0 -0.01| 8.9 -0.1 6000 290 33 243 17| 2.5 1.8 4.3| 88.9-218.9-130.0 -21.7 -0.12| 8.9 -1.0 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250818.12.gif