UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102011.upa.cvt Date: 1100Z 20 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1100Z 20 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 45 230 2 SFC 997 72 28.8 25.7 83 3.1 26.5 230 2 302.2 306.1 299.7 365.4 21.29 2 937 620 23.0 22.0 94 1.0 22.3 161 7 301.7 305.0 297.7 355.0 18.04 3 925 733 22.4 20.3 88 2.1 20.9 170 9 302.2 305.2 296.8 350.7 16.42 4 850 1467 19.0 16.7 87 2.3 17.4 95 8 306.0 308.7 296.3 348.7 14.21 5 775 2255 15.0 12.0 82 3.0 13.0 79 8 309.9 312.1 295.5 344.9 11.45 6 700 3110 10.0 7.1 82 2.9 8.2 85 12 313.6 315.3 294.7 341.8 9.08 7 565 4865 0.0 -1.2 92 1.2 -0.6 71 13 321.6 322.8 294.7 341.7 6.22 8 555 5009 -0.3 -4.2 75 3.9 -2.3 74 13 322.9 323.9 294.2 339.4 5.05 9 500 5840 -4.5 -6.4 87 1.9 -5.4 45 6 327.6 328.5 295.1 343.4 4.74 10 468 6359 -7.9 -9.0 92 1.1 -8.4 48 2 329.6 330.4 295.2 343.6 4.14 11 447 6717 -8.9 -12.4 76 3.5 -10.4 305 6 332.7 333.3 295.3 344.1 3.30 12 402 7532 -14.5 -16.0 88 1.5 -15.0 89 7 335.7 336.2 295.6 345.3 2.73 13 400 7570 -14.7 -16.2 88 1.5 -15.3 100 8 335.9 336.4 295.6 345.4 2.70 14 350 8569 -20.7 -22.7 84 2.0 -21.3 77 17 340.9 341.2 296.0 347.3 1.76 15 300 9690 -28.9 -32.4 72 3.5 -29.6 90 23 344.6 344.8 296.1 347.9 0.84 16 258 10753 -37.5 -41.9 63 4.4 -38.0 86 19 347.2 347.3 296.3 348.7 0.37 17 250 10970 -39.3 -43.9 62 4.6 -39.7 85 18 347.6 347.7 296.4 348.9 0.31 18 235 11392 -42.7 -51.7 37 9.0 -43.3 94 21 348.7 348.7 296.5 349.3 0.14 19 220 11834 -46.7 -52.7 50 6.0 -47.0 108 25 349.2 349.2 296.5 349.7 0.13 20 204 12331 -50.9 -62.9 23 12.0 -51.2 102 27 350.2 350.2 296.7 350.3 0.04 21 200 12460 -52.1 -65.1 20 13.0 -52.4 100 30 350.3 350.3 296.7 350.4 0.03 22 187 12890 -56.3 -62.3 47 6.0 -56.4 103 31 350.3 350.3 296.7 350.5 0.05 23 177 13236 -59.1 -68.1 30 9.0 -59.2 101 31 351.2 351.2 296.9 351.3 0.02 24 172 13415 -60.7 -66.7 45 6.0 -60.8 100 32 351.5 351.5 297.0 351.6 0.03 25 158 13937 -65.3 -75.3 24 10.0 -65.4 97 32 352.3 352.3 297.1 352.4 0.01 26 150 14250 -68.3 -77.3 26 9.0 -68.4 95 33 352.4 352.4 297.1 352.5 0.01 27 107 16189 -83.1 -87.5 46 4.4 -83.1 100 53 360.1 360.1 298.7 360.1 0.00 28 106 16241 -81.3 -87.3 35 6.0 -81.3 100 53 364.5 364.5 299.5 364.5 0.00 29 100 16570 -76.9 -85.9 22 9.0 -76.9 125 23 379.1 379.1 302.1 379.2 0.00 30 88 17305 -79.3 -87.3 26 8.0 -79.3 107 22 388.5 388.5 303.6 388.5 0.00 31 83 17642 -76.1 -87.1 16 11.0 -76.2 92 21 401.5 401.5 305.4 401.5 0.00 32 70 18630 -76.3 -87.3 16 11.0 -76.3 50 18 421.2 421.2 307.9 421.2 0.00 33 69 18714 -73.3 -86.3 12 13.0 -73.3 51 18 429.3 429.3 308.7 429.3 0.00 34 65 19064 -72.5 -86.5 10 14.0 -72.6 56 18 438.5 438.5 309.7 438.5 0.00 35 57 19824 -78.9 -91.9 10 13.0 -78.9 65 19 440.7 440.7 310.0 440.7 0.00 36 52 20355 -72.3 -88.3 7 16.0 -72.4 72 19 467.8 467.8 312.4 467.9 0.00 37 50 20590 -65.7 -86.7 4 21.0 -66.0 75 19 488.7 488.7 314.1 488.7 0.00 38 48 20839 -64.1 -85.1 4 21.0 -64.4 76 22 498.2 498.2 314.8 498.2 0.01 39 40 21940 -69.1 -88.1 5 19.0 -69.3 79 35 512.3 512.3 315.8 512.3 0.00 40 30 23700 -58.9 -81.9 4 23.0 -59.9 85 56 584.1 584.1 319.9 584.2 0.02 41 26 24606 -56.9 -80.9 3 24.0 -58.3 93 62 614.1 614.2 321.2 614.3 0.02 42 23 25391 -53.5 -83.1 2 29.6 -55.8 100 67 646.0 646.0 322.5 646.1 0.02 43 20 26300 -49.7 -85.7 1 36.0 -53.3 105 55 684.0 684.1 323.9 684.1 0.01 44 15 28190 -48.7 -85.7 1 37.0 -53.4 99 51 746.0 746.0 325.8 746.2 0.02 45 12 29671 -44.9 -82.9 1 38.0 -52.0 94 48 808.7 808.7 327.4 809.0 0.03 46 11 30252 -46.1 -83.1 1 37.0 -52.9 92 47 824.7 824.7 327.8 825.0 0.04 47 10 30890 -43.5 -81.5 1 38.0 -52.0 90 46 857.2 857.2 328.5 857.7 0.05 48 10 30890 -43.7 -81.7 1 38.0 -52.0 90 46 856.4 856.4 328.5 856.9 0.05 49 9.2 31460 -35.5 -75.5 1 40.0 -48.7 908.4 908.5 329.6 910.1 0.15 50 9.0 31614 -34.3 -75.3 1 41.0 -48.4 918.8 918.9 329.8 920.5 0.16 51 8.3 32177 -36.9 -76.9 1 40.0 -49.8 930.1 930.1 330.0 931.5 0.13 52 7.6 32788 -36.3 -76.3 1 40.0 -50.1 956.2 956.3 330.5 958.0 0.16 53 7.0 33363 -32.7 -73.7 1 41.0 -49.2 993.9 994.0 331.1 997.0 0.25 54 6.2 34214 -34.5 -75.5 1 41.0 -50.5 1021.3 1021.4 331.5 1024.0 0.22 55 6.0 34443 -35.1 -75.1 1 40.0 -50.9 1028.3 1028.4 331.6 1031.3 0.24 56 5.6 34924 -35.5 -75.5 1 40.0 -51.4 1047.0 1047.2 331.9 1050.1 0.24 57 5.4 35177 -35.3 -75.3 1 40.0 -51.5 1058.9 1059.0 332.1 1062.2 0.26 58 4.9 35862 -29.7 -71.7 1 42.0 -50.3 1114.3 1114.7 332.9 1121.1 0.49 59 4.7 36161 -26.3 -69.3 1 43.0 -49.5 1143.4 1143.9 333.3 1153.7 0.72 60 4.6 36317 -24.3 -68.3 1 44.0 -49.0 1159.8 1160.4 333.5 1172.1 0.85 61 4.1 37157 -23.7 -67.7 1 44.0 -49.6 1201.5 1202.3 334.0 1217.0 1.03 TRP 107 16189 -83.1 -87.5 46 4.4 -83.1 100 53 360.1 360.1 298.7 360.1 0.00 WND 23 25391 -53.5 -83.1 2 29.6 -55.8 100 67 646.0 646.0 322.5 646.1 0.02 Sounding variables and indices 1000-500 mb thick: 5795.00 m Freezing level: 565.00 mb = 4865.03 m = 15961.19 ft Wetbulb zero: 574.53 mb = 4727.98 m = 15511.55 ft Precipitable water: 2.44 inches Sfc-500 mean rel hum: 85.12 % Est. max temperature: 32.79 C = 91.01 F Sfc-Lift cond lev (LCL): 953.77 mb = 463.60 m = 1520.99 ft T: 24.66 C 700-500 lapse rate: 5.31 C/km ThetaE index: 25.96 C Layer 937.0- 500.0 mb Conv cond level (CCL): 911.52 mb = 860.40 m = 2822.80 ft Mean mixing ratio: 18.31 g/kg Conv temperature: 29.47 C = 85.04 F Cap Strength: 0.20 C Lifted Index: -3.76 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.90 C Lifted Index @700 mb: -2.27 C Showalter Index: -1.06 C Risk: Thunderstorms probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.20 C K Index: 37.30 Risk: > 80 % chance of thunderstorms Sweat Index: 222.40 Risk: None Energy Index: -1.12 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1712.85 J/kg Max Up Vert Vel: 58.53 m/s Conv Inhibition (B-): 1.15 J/kg Cap Strength: 0.20 C Lift Cond Lev (LCL): 920.33 mb = 776.92 m = 2548.94 ft Lev Free Conv (LFC): 885.33 mb = 1113.48 m = 3653.11 ft Equ Level (EL): 125.33 mb = 15281.18 m = 50134.49 ft B at Equ Level: 1708.76 J/kg Max Parcel Lev (MPL): 75.33 mb = 18204.30 m = 59724.68 ft Wind level data Storm motion: 114 at 7 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 72 230 2 1.5 1.3 | 282 9 8.4 -1.7 1 971 305 140 6 -3.9 4.6 | 242 3 3.0 1.6 2 938 610 160 7 -2.4 6.6 | 231 6 4.5 3.5 3 925 733 170 9 -1.6 8.9 | 222 8 5.3 5.8 4 850 1467 95 8 -8.0 0.7 | 26 3 -1.1 -2.3 5 844 1524 95 7 -7.0 0.6 | 3 2 -0.1 -2.4 6 758 2438 75 8 -7.7 -2.1 | 10 5 -0.9 -5.1 7 731 2743 85 10 -10.0 -0.9 | 39 5 -3.1 -3.9 8 700 3110 85 12 -12.0 -1.0 | 51 7 -5.1 -4.1 9 585 4572 65 15 -13.6 -6.3 | 36 12 -6.7 -9.4 10 522 5486 85 10 -10.0 -0.9 | 39 5 -3.1 -3.9 11 503 5791 65 7 -6.3 -3.0 | 355 6 0.5 -6.0 12 500 5840 45 6 -4.2 -4.2 | 340 8 2.6 -7.3 13 484 6096 40 5 -3.2 -3.8 | 332 8 3.6 -6.9 14 465 6401 50 2 -1.5 -1.3 | 309 7 5.3 -4.3 15 447 6706 305 6 4.9 -3.4 | 299 13 11.8 -6.5 16 430 7010 345 4 1.0 -3.9 | 311 10 7.9 -6.9 17 413 7315 30 4 -2.0 -3.5 | 323 8 4.8 -6.5 18 400 7570 100 8 -7.9 1.4 | 32 2 -1.0 -1.6 19 397 7620 100 6 -5.9 1.0 | 335 2 0.9 -2.0 20 381 7925 70 14 -13.2 -4.8 | 39 10 -6.3 -7.8 21 300 9690 90 23 -23.0 0.0 | 79 16 -16.2 -3.0 22 285 10058 90 21 -21.0 0.0 | 78 14 -14.2 -3.0 23 250 10970 85 18 -17.9 -1.6 | 67 12 -11.1 -4.6 24 239 11278 85 18 -17.9 -1.6 | 67 12 -11.1 -4.6 25 228 11582 110 26 -24.4 8.9 | 108 19 -17.6 5.9 26 208 12192 105 24 -23.2 6.2 | 101 17 -16.3 3.2 27 200 12460 100 30 -29.5 5.2 | 95 23 -22.7 2.2 28 199 12497 105 30 -29.0 7.8 | 102 23 -22.1 4.7 29 150 14250 95 33 -32.9 2.9 | 90 26 -26.0 -0.2 30 120 15545 85 46 -45.8 -4.0 | 80 40 -39.0 -7.0 31 114 15850 90 51 -51.0 0.0 | 86 44 -44.2 -3.0 32 107 16189 100 53 -52.2 9.2 | 98 46 -45.3 6.2 33 102 16459 100 53 -52.2 9.2 | 98 46 -45.3 6.2 34 100 16570 125 23 -18.8 13.2 | 130 16 -12.0 10.2 35 97 16764 130 24 -18.4 15.4 | 137 17 -11.5 12.4 36 70 18630 50 18 -13.8 -11.6 | 25 16 -6.9 -14.6 37 50 20590 75 19 -18.4 -4.9 | 55 14 -11.5 -8.0 38 30 23700 85 56 -55.8 -4.9 | 81 50 -48.9 -7.9 39 23 25391 100 67 -66.0 11.6 | 98 60 -59.1 8.6 40 20 26300 105 55 -53.1 14.2 | 104 48 -46.3 11.2 41 10 30890 90 46 -46.0 0.0 | 86 39 -39.2 -3.0 Wind Parameters Mean winds (0-6000m): 83.9 at 10.0 knts Storm direction: 113.9 at 7.5 knts Shear (0-3000m) pos: 0.5 neg: 1.8 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 128.6 deg Storm rel helicity (0-3000m) pos: 5.3 neg: -16.4 tot: -11.1 m^2/s^2 ave: -3.7 10^-3 m/s^2 rel: -0.34 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 146.31 Bulk Shear: 11.71 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 ------------------------------------------------------------------------------- 500 152 5 249 5| 0.0 6.7 6.7| 0.0 -9.1 -9.1 -18.2 -0.62| 9.0 -5.6 1000 155 7 231 5| 0.0 4.6 4.6| 0.0 -14.4 -14.4 -14.4 -0.56| 8.2 -4.6 1500 140 7 221 3| 0.0 3.0 3.0| 0.0 -16.4 -16.4 -10.9 -0.61| 7.9 -4.8 2000 126 7 217 2| 0.0 2.4 2.4| 0.3 -16.4 -16.2 -8.1 -0.56| 6.3 -3.5 2500 114 7 308 0| 0.0 2.2 2.2| 1.7 -16.4 -14.7 -5.9 -0.48| 5.5 -2.6 3000 106 8 43 1| 0.5 1.8 2.4| 5.3 -16.4 -11.1 -3.7 -0.34| 5.1 -1.7 4000 95 9 46 3| 0.4 1.7 2.1| 5.4 -19.5 -14.1 -3.5 -0.34| 4.3 -1.5 5000 86 10 42 5| 0.4 1.5 1.9| 7.4 -22.3 -14.9 -3.0 -0.30| 4.0 -1.2 6000 84 10 37 5| 0.5 1.0 1.5| 7.4 -33.6 -26.1 -4.4 -0.38| 4.3 -1.6 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251020.11.gif