UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 12 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 64 290 1 SFC 999 73 25.6 23.9 90 1.7 24.4 290 1 298.8 302.3 297.5 354.3 19.01 2 925 744 24.4 19.4 74 5.0 20.8 350 6 304.3 307.1 296.7 350.4 15.51 3 850 1479 19.4 16.6 84 2.8 17.5 100 3 306.5 309.1 296.4 348.9 14.12 4 700 3128 11.6 -3.4 35 15.0 3.9 95 1 315.3 316.1 291.4 328.9 4.25 5 500 5850 -5.3 -11.3 63 6.0 -7.8 175 3 326.6 327.2 293.7 337.5 3.23 6 400 7570 -15.3 -22.3 55 7.0 -17.4 195 9 335.1 335.4 294.5 340.8 1.60 7 300 9680 -29.7 -40.7 34 11.0 -31.2 105 22 343.5 343.6 295.5 345.0 0.36 8 250 10950 -39.9 -57.9 13 18.0 -40.9 135 22 346.7 346.8 296.0 347.0 0.06 9 200 12440 -53.3 -59.3 48 6.0 -53.5 130 32 348.4 348.4 296.3 348.6 0.06 10 150 14220 -69.3 -75.3 41 6.0 -69.4 110 36 350.7 350.7 296.8 350.8 0.01 11 113 15863 -78.7 -83.5 45 4.8 -78.7 100 30 362.8 362.8 299.2 362.8 0.00 12 100 16560 -76.7 -83.7 32 7.0 -76.7 90 5 379.5 379.5 302.2 379.6 0.00 13 81 17771 -78.5 -86.5 26 8.0 -78.5 99 10 399.4 399.4 305.1 399.4 0.00 14 70 18610 -76.3 -86.3 19 10.0 -76.3 90 17 421.2 421.2 307.9 421.2 0.00 15 60 19497 -77.3 -87.3 19 10.0 -77.3 437.9 437.9 309.7 437.9 0.00 16 56 19895 -74.7 -87.7 12 13.0 -74.7 452.6 452.6 311.1 452.6 0.00 TRP 113 15863 -78.7 -83.5 45 4.8 -78.7 100 30 362.8 362.8 299.2 362.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 562.72 mb = 4996.35 m = 16392.04 ft Wetbulb zero: 633.00 mb = 3941.95 m = 12932.74 ft Precipitable water: 1.92 inches Sfc-500 mean rel hum: 59.08 % Est. max temperature: 33.28 C = 91.91 F Sfc-Lift cond lev (LCL): 975.03 mb = 284.53 m = 933.49 ft T: 25.22 C 700-500 lapse rate: 6.21 C/km ThetaE index: 25.41 C Layer 925.0- 500.0 mb Conv cond level (CCL): 844.43 mb = 1534.80 m = 5035.38 ft Mean mixing ratio: 16.72 g/kg Conv temperature: 33.53 C = 92.36 F Cap Strength: 2.55 C Lifted Index: -3.03 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.36 C Lifted Index @700 mb: 0.51 C Showalter Index: -1.92 C Risk: Thunderstorms probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 21.90 C K Index: 26.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 208.20 Risk: None Energy Index: -2.27 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 917.31 J/kg Max Up Vert Vel: 42.83 m/s Conv Inhibition (B-): 97.61 J/kg Cap Strength: 2.55 C Lift Cond Lev (LCL): 899.18 mb = 990.05 m = 3248.17 ft Lev Free Conv (LFC): 664.18 mb = 3552.90 m = 11656.34 ft Equ Level (EL): 144.18 mb = 14449.47 m = 47405.83 ft B at Equ Level: 910.23 J/kg Max Parcel Lev (MPL): 94.18 mb = 16904.37 m = 55459.85 ft Wind level data Storm motion: 92 at 2 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 ---------------------------------------------------------- 0 999 73 290 1 0.9 -0.3 | 278 3 3.1 -0.4 1 973 305 20 3 -1.0 -2.8 | 339 3 1.1 -2.9 2 939 610 315 6 4.2 -4.2 | 304 8 6.4 -4.3 3 925 744 350 6 1.0 -5.9 | 332 7 3.2 -6.0 4 907 914 355 2 0.2 -2.0 | 311 3 2.3 -2.1 5 876 1219 125 5 -4.1 2.9 | 145 3 -1.9 2.8 6 850 1479 100 3 -3.0 0.5 | 120 1 -0.8 0.5 7 846 1524 100 3 -3.0 0.5 | 120 1 -0.8 0.5 8 816 1829 40 5 -3.2 -3.8 | 15 4 -1.1 -3.9 9 732 2743 35 3 -1.7 -2.5 | 350 3 0.4 -2.5 10 707 3048 85 3 -3.0 -0.3 | 68 1 -0.8 -0.3 11 700 3128 95 1 -1.0 0.1 | 269 1 1.2 0.0 12 681 3353 50 1 -0.8 -0.6 | 297 2 1.4 -0.7 13 656 3658 110 2 -1.9 0.7 | 204 1 0.3 0.6 14 608 4267 85 1 -1.0 -0.1 | 278 1 1.2 -0.2 15 586 4572 0 1 -0.0 -1.0 | 296 2 2.2 -1.1 16 564 4877 230 4 3.1 2.6 | 244 6 5.2 2.5 17 523 5486 160 2 -0.7 1.9 | 219 2 1.5 1.8 18 504 5791 195 2 0.5 1.9 | 235 3 2.7 1.9 19 500 5850 175 3 -0.3 3.0 | 213 3 1.9 2.9 20 466 6401 185 3 0.3 3.0 | 220 4 2.4 2.9 21 447 6706 145 6 -3.4 4.9 | 165 5 -1.3 4.8 22 430 7010 225 7 4.9 4.9 | 236 9 7.1 4.9 23 413 7315 105 10 -9.7 2.6 | 109 8 -7.5 2.5 24 400 7570 195 9 2.3 8.7 | 207 10 4.5 8.6 25 397 7620 195 8 2.1 7.7 | 209 9 4.2 7.7 26 381 7925 180 7 0.0 7.0 | 197 7 2.2 6.9 27 366 8230 130 10 -7.7 6.4 | 139 8 -5.5 6.4 28 351 8534 115 14 -12.7 5.9 | 119 12 -10.5 5.8 29 310 9449 135 11 -7.8 7.8 | 144 10 -5.6 7.7 30 300 9680 105 22 -21.3 5.7 | 106 20 -19.1 5.6 31 297 9754 105 22 -21.3 5.7 | 106 20 -19.1 5.6 32 250 10950 135 22 -15.6 15.6 | 139 20 -13.4 15.5 33 217 11887 130 28 -21.4 18.0 | 133 26 -19.3 17.9 34 208 12192 130 29 -22.2 18.6 | 133 27 -20.1 18.6 35 200 12440 130 32 -24.5 20.6 | 133 30 -22.4 20.5 36 155 14021 110 39 -36.6 13.3 | 111 37 -34.5 13.3 37 150 14220 110 36 -33.8 12.3 | 111 34 -31.7 12.2 38 133 14935 115 33 -29.9 13.9 | 117 31 -27.8 13.9 39 119 15545 105 22 -21.3 5.7 | 106 20 -19.1 5.6 40 113 15863 100 30 -29.5 5.2 | 101 28 -27.4 5.1 41 107 16154 105 28 -27.0 7.2 | 106 26 -24.9 7.2 42 102 16459 140 20 -12.9 15.3 | 145 19 -10.7 15.3 43 100 16560 90 5 -5.0 0.0 | 89 3 -2.8 -0.1 44 97 16764 110 2 -1.9 0.7 | 204 1 0.3 0.6 45 70 18610 90 17 -17.0 0.0 | 90 15 -14.8 -0.1 Wind Parameters Mean winds (0-6000m): 61.8 at 2.9 knts Storm direction: 91.8 at 2.2 knts Shear (0-3000m) pos: 1.0 neg: 0.5 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 138.7 deg Storm rel helicity (0-3000m) pos: 12.1 neg: -8.2 tot: 3.9 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 1.1 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 499.51 Bulk Shear: 1.84 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 ------------------------------------------------------------------------------- 500 347 3 318 4| 5.0 0.0 5.0| 3.0 -3.8 -0.8 -1.6 0.11| 8.2 0.9 1000 347 4 321 5| 2.2 0.0 2.2| 9.4 -4.8 4.6 4.6 0.33| 8.8 2.9 1500 22 4 348 4| 1.5 0.0 1.5| 11.5 -5.3 6.2 4.1 0.37| 8.4 3.1 2000 34 4 1 3| 1.1 0.9 2.0| 11.5 -7.4 4.1 2.0 0.20| 7.4 1.5 2500 35 4 2 3| 0.9 0.6 1.5| 11.5 -8.1 3.4 1.4 0.16| 6.2 1.0 3000 38 4 4 3| 1.0 0.5 1.5| 12.1 -8.2 3.9 1.3 0.19| 5.7 1.1 4000 46 3 4 2| 0.7 0.4 1.1| 12.4 -8.4 4.1 1.0 0.13| 4.9 0.6 5000 47 3 360 2| 0.5 0.5 1.0| 12.7 -15.8 -3.1 -0.6 -0.01| 4.9 -0.0 6000 62 3 15 1| 0.5 0.2 0.7| 13.3 -17.8 -4.4 -0.7 -0.03| 4.5 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251012.00.gif