UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 16 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 41 0 0 SFC 996 76 25.0 24.0 94 1.0 24.3 0 0 298.5 302.0 297.6 354.4 19.19 2 983 192 25.6 24.0 91 1.6 24.5 304 4 300.2 303.8 298.2 357.3 19.45 3 925 727 23.4 19.5 79 3.9 20.6 310 3 303.2 306.1 296.5 349.5 15.61 4 850 1465 19.8 16.0 79 3.8 17.2 65 15 306.9 309.4 296.1 347.8 13.58 5 840 1568 19.4 15.1 76 4.3 16.5 66 15 307.5 309.9 295.9 346.6 12.96 6 712 2977 10.2 9.5 95 0.7 9.7 88 14 312.3 314.3 295.4 344.7 10.54 7 700 3119 9.6 9.2 97 0.4 9.3 90 14 313.1 315.1 295.7 345.6 10.50 8 639 3874 6.2 2.9 79 3.3 4.3 96 17 317.5 319.0 294.6 341.0 7.40 9 560 4947 0.0 -0.6 96 0.6 -0.3 107 23 322.4 323.7 295.2 343.7 6.56 10 500 5850 -4.5 -5.3 94 0.8 -4.9 105 20 327.6 328.6 295.4 344.7 5.16 11 484 6105 -5.7 -6.9 91 1.2 -6.3 100 20 329.1 330.1 295.5 345.0 4.72 12 400 7570 -14.1 -17.4 76 3.3 -15.3 115 17 336.7 337.2 295.6 345.3 2.44 13 362 8323 -18.7 -23.3 67 4.6 -20.0 123 17 340.3 340.6 295.8 346.2 1.62 14 340 8789 -21.9 -24.7 78 2.8 -22.7 132 16 342.1 342.4 296.1 347.7 1.52 15 323 9165 -24.7 -31.7 52 7.0 -26.2 139 16 343.2 343.4 295.8 346.4 0.83 16 300 9700 -28.5 -36.5 46 8.0 -29.8 150 16 345.2 345.3 296.1 347.4 0.56 17 250 10970 -38.7 -47.7 38 9.0 -39.5 140 23 348.5 348.6 296.5 349.4 0.21 18 242 11193 -40.7 -50.7 33 10.0 -41.4 138 23 348.8 348.8 296.5 349.4 0.15 19 218 11895 -47.3 -52.3 56 5.0 -47.6 131 25 349.2 349.2 296.5 349.7 0.14 20 210 12142 -49.1 -57.1 39 8.0 -49.4 128 25 350.1 350.1 296.7 350.4 0.08 21 200 12460 -52.1 -58.1 48 6.0 -52.3 125 26 350.3 350.3 296.8 350.6 0.07 22 183 13028 -56.9 -61.2 58 4.3 -57.0 125 27 351.5 351.5 297.0 351.7 0.06 23 150 14250 -68.9 -73.1 54 4.2 -68.9 125 29 351.4 351.4 297.0 351.5 0.01 24 111 15983 -84.5 -89.3 42 4.8 -84.5 116 37 353.7 353.7 297.4 353.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 560.00 mb = 4946.75 m = 16229.28 ft Wetbulb zero: 565.66 mb = 4864.93 m = 15960.87 ft Precipitable water: 2.42 inches Sfc-500 mean rel hum: 87.26 % Est. max temperature: 33.63 C = 92.54 F Sfc-Lift cond lev (LCL): 982.05 mb = 200.66 m = 658.34 ft T: 25.57 C 700-500 lapse rate: 5.16 C/km ThetaE index: 12.62 C Layer 925.0- 700.0 mb Conv cond level (CCL): 839.25 mb = 1575.24 m = 5168.04 ft Mean mixing ratio: 17.06 g/kg Conv temperature: 34.03 C = 93.25 F Cap Strength: 1.93 C Lifted Index: -2.44 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.51 C Lifted Index @700 mb: -1.67 C Showalter Index: -0.71 C Risk: Thunderstorms probable Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.50 C K Index: 39.90 Risk: > 80 % chance of thunderstorms Sweat Index: 242.00 Risk: None Energy Index: -0.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 741.15 J/kg Max Up Vert Vel: 38.50 m/s Conv Inhibition (B-): 61.36 J/kg Cap Strength: 1.93 C Lift Cond Lev (LCL): 907.07 mb = 897.86 m = 2945.70 ft Lev Free Conv (LFC): 772.07 mb = 2286.37 m = 7501.13 ft Equ Level (EL): 132.07 mb = 14982.61 m = 49154.93 ft B at Equ Level: 739.81 J/kg Wind level data Storm motion: 124 at 11 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 ---------------------------------------------------------- 0 996 76 0 0 -0.0 -0.0 | 304 11 9.5 -6.4 1 970 305 250 7 6.6 2.4 | 284 17 16.0 -4.0 2 937 610 265 5 5.0 0.4 | 292 16 14.5 -5.9 3 925 727 310 3 2.3 -1.9 | 305 14 11.8 -8.3 4 905 914 10 4 -0.7 -3.9 | 320 14 8.8 -10.3 5 850 1465 65 15 -13.6 -6.3 | 18 13 -4.1 -12.7 6 844 1524 65 15 -13.6 -6.3 | 18 13 -4.1 -12.7 7 700 3119 90 14 -14.0 0.0 | 35 8 -4.5 -6.4 8 680 3353 90 14 -14.0 0.0 | 35 8 -4.5 -6.4 9 543 5182 110 24 -22.6 8.2 | 98 13 -13.1 1.8 10 500 5850 105 20 -19.3 5.2 | 83 10 -9.8 -1.2 11 484 6096 100 20 -19.7 3.5 | 74 11 -10.2 -2.9 12 447 6706 135 11 -7.8 7.8 | 230 2 1.7 1.4 13 400 7570 115 17 -15.4 7.2 | 98 6 -5.9 0.8 14 397 7620 110 17 -16.0 5.8 | 85 7 -6.5 -0.5 15 300 9700 150 16 -8.0 13.9 | 191 8 1.5 7.5 16 298 9754 150 14 -7.0 12.1 | 203 6 2.5 5.8 17 285 10058 135 14 -9.9 9.9 | 173 4 -0.4 3.5 18 250 10970 140 23 -14.8 17.6 | 155 12 -5.3 11.3 19 200 12460 125 26 -21.3 14.9 | 126 15 -11.8 8.6 20 150 14250 125 29 -23.8 16.6 | 126 18 -14.3 10.3 21 148 14326 130 27 -20.7 17.4 | 134 16 -11.2 11.0 22 134 14935 130 31 -23.7 19.9 | 134 20 -14.3 13.6 23 109 16154 115 38 -34.4 16.1 | 111 27 -25.0 9.7 Wind Parameters Mean winds (0-6000m): 93.9 at 15.2 knts Storm direction: 123.9 at 11.4 knts Shear (0-3000m) pos: 3.3 neg: 0.9 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 91.1 deg Storm rel helicity (0-3000m) pos: 97.9 neg: -22.0 tot: 75.9 m^2/s^2 ave: 25.3 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 3.6 10^-3/s Energy-Hel index: 0.43 Bulk Rich Number: 14.15 Bulk Shear: 52.39 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 ------------------------------------------------------------------------------- 500 254 5 289 15| 0.0 5.4 5.4| 7.8 -22.0 -14.2 -28.5 -0.33| 10.9 -3.6 1000 285 5 299 16| 5.6 2.7 8.3| 49.2 -22.0 27.1 27.1 0.34| 11.1 3.8 1500 34 7 336 13| 6.9 1.8 8.6| 89.4 -22.0 67.4 44.9 0.56| 11.2 6.3 2000 57 9 350 11| 5.1 1.3 6.4| 93.0 -22.0 71.0 35.5 0.56| 8.9 5.0 2500 65 10 358 11| 4.0 1.1 5.1| 95.8 -22.0 73.8 29.5 0.55| 7.6 4.2 3000 71 11 4 10| 3.3 0.9 4.2| 97.9 -22.0 75.9 25.3 0.55| 6.6 3.6 4000 79 12 15 9| 3.0 0.7 3.6|107.6 -22.0 85.6 21.4 0.59| 5.6 3.3 5000 89 14 33 8| 2.9 0.5 3.4|124.0 -22.0 102.0 20.4 0.62| 5.2 3.2 6000 94 15 47 8| 2.4 0.7 3.1|125.9 -35.0 90.9 15.2 0.48| 4.9 2.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251016.00.gif