UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025063000.upa.cvt Date: 0000Z 30 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 30 JUN 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1001 6 28.4 26.3 88 2.1 26.9 130 1 301.5 305.5 299.9 366.6 22.00 1 1000 13 28.4 26.4 89 2.0 26.9 130 3 301.5 305.6 300.1 367.2 22.15 2 969 293 25.8 25.8 100 0.0 25.8 150 7 301.7 305.7 300.0 367.0 22.06 3 949 478 24.8 23.6 93 1.2 23.9 164 10 302.4 306.1 298.8 360.8 19.68 4 940 562 25.2 22.1 83 3.1 22.9 170 11 303.7 307.0 298.2 357.5 18.10 5 925 704 25.0 21.6 81 3.4 22.5 180 13 304.9 308.2 298.3 358.2 17.83 6 895 994 24.0 19.1 74 4.9 20.5 207 12 306.7 309.7 297.5 354.1 15.74 7 850 1445 20.8 17.4 81 3.4 18.4 250 11 307.9 310.7 297.3 352.9 14.87 8 769 2306 14.6 14.6 100 0.0 14.6 242 13 310.2 312.8 297.1 352.0 13.72 9 700 3099 10.6 10.6 100 0.0 10.6 235 15 314.2 316.4 296.7 350.1 11.55 10 686 3268 9.8 9.6 99 0.2 9.7 233 14 315.2 317.3 296.5 349.5 11.02 11 682 3316 10.2 8.9 92 1.3 9.4 232 14 316.1 318.2 296.4 349.2 10.56 12 667 3502 9.6 7.1 84 2.5 8.0 229 13 317.5 319.3 296.1 347.5 9.54 13 596 4428 3.6 3.6 100 0.0 3.6 216 8 320.9 322.5 296.1 347.6 8.35 14 500 5840 -3.3 -3.6 98 0.3 -3.4 195 1 329.0 330.2 296.3 348.6 5.88 15 492 5968 -4.3 -4.3 100 0.0 -4.3 187 2 329.3 330.4 296.3 348.2 5.66 16 410 7390 -11.9 -13.8 86 1.9 -12.7 97 10 337.1 337.8 296.3 348.4 3.21 17 400 7580 -12.5 -16.2 74 3.7 -13.9 85 11 338.7 339.3 296.3 348.3 2.70 18 378 8011 -14.5 -26.5 35 12.0 -17.9 84 11 341.6 341.9 295.7 346.0 1.16 19 354 8505 -18.5 -21.0 81 2.5 -19.3 83 12 342.7 343.1 296.7 350.1 2.03 20 351 8568 -18.5 -23.5 65 5.0 -20.0 83 12 343.5 343.9 296.5 349.6 1.64 21 327 9093 -22.9 -28.9 58 6.0 -24.3 81 12 344.5 344.7 296.3 348.6 1.07 22 317 9320 -24.5 -28.2 71 3.7 -25.4 81 13 345.4 345.6 296.6 349.8 1.18 23 300 9720 -26.9 -33.9 52 7.0 -28.2 80 13 347.5 347.6 296.7 350.3 0.73 24 296 9816 -27.3 -35.3 47 8.0 -28.7 80 14 348.2 348.4 296.8 350.8 0.64 25 265 10597 -34.5 -37.8 72 3.3 -35.0 83 18 348.9 349.0 296.9 351.1 0.56 26 257 10809 -35.7 -44.7 39 9.0 -36.7 84 20 350.2 350.3 296.9 351.4 0.28 27 250 11000 -37.1 -46.1 39 9.0 -37.9 85 21 350.9 351.0 297.0 351.9 0.24 28 242 11224 -38.7 -49.7 30 11.0 -39.6 78 23 351.8 351.8 297.2 352.5 0.17 29 209 12210 -47.3 -51.6 61 4.3 -47.6 49 33 353.4 353.4 297.5 354.1 0.16 30 200 12500 -49.1 -53.4 61 4.3 -49.3 40 36 355.0 355.0 297.8 355.6 0.13 31 196 12632 -49.7 -54.6 56 4.9 -49.9 39 36 356.1 356.1 298.0 356.6 0.12 32 157 14041 -62.9 -68.9 44 6.0 -63.0 27 36 357.0 357.0 298.1 357.1 0.02 33 150 14320 -65.3 -71.3 43 6.0 -65.4 25 36 357.6 357.6 298.2 357.7 0.02 34 133 15042 -71.7 -77.7 40 6.0 -71.7 31 44 358.7 358.7 298.4 358.7 0.01 35 113 15988 -78.9 -83.8 44 4.9 -78.9 40 54 362.4 362.4 299.2 362.4 0.00 36 105 16409 -75.9 -83.9 27 8.0 -75.9 55 52 375.8 375.8 301.6 375.8 0.00 37 100 16690 -77.7 -84.7 31 7.0 -77.7 65 50 377.6 377.6 301.9 377.6 0.00 TRP 113 15988 -78.9 -83.8 44 4.9 -78.9 40 54 362.4 362.4 299.2 362.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5827.00 m Freezing level: 545.91 mb = 5164.77 m = 16944.58 ft Wetbulb zero: 546.93 mb = 5118.83 m = 16793.87 ft Precipitable water: 2.78 inches Sfc-500 mean rel hum: 92.95 % Est. max temperature: 34.85 C = 94.72 F Sfc-Lift cond lev (LCL): 971.55 mb = 269.83 m = 885.24 ft T: 26.02 C 700-500 lapse rate: 5.07 C/km ThetaE index: 10.65 C Layer 895.0- 596.0 mb Conv cond level (CCL): 868.81 mb = 1253.76 m = 4113.33 ft Mean mixing ratio: 19.66 g/kg Conv temperature: 34.36 C = 93.85 F Cap Strength: 1.83 C Lifted Index: -4.20 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.48 C Lifted Index @700 mb: -2.95 C Showalter Index: -1.33 C Risk: Thunderstorms probable Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 20.70 C K Index: 41.50 Risk: > 80 % chance of thunderstorms Sweat Index: 231.80 Risk: None Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1963.96 J/kg Max Up Vert Vel: 62.67 m/s Conv Inhibition (B-): 39.55 J/kg Cap Strength: 1.80 C Lift Cond Lev (LCL): 922.67 mb = 726.25 m = 2382.68 ft Lev Free Conv (LFC): 827.67 mb = 1673.85 m = 5491.58 ft Equ Level (EL): 107.67 mb = 16265.22 m = 53362.94 ft B at Equ Level: 1852.31 J/kg Wind level data Storm motion: 258 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 1001 6 130 1 -0.8 0.6 | 84 8 -7.9 -0.8 1 1000 13 130 3 -2.3 1.9 | 93 9 -9.4 0.5 2 925 704 180 13 0.0 13.0 | 148 14 -7.1 11.5 3 850 1445 250 11 10.3 3.8 | 235 4 3.2 2.3 4 700 3099 235 15 12.3 8.6 | 216 9 5.2 7.2 5 500 5840 195 1 0.3 1.0 | 86 7 -6.8 -0.5 6 400 7580 85 11 -11.0 -1.0 | 82 18 -18.0 -2.4 7 300 9720 80 13 -12.8 -2.3 | 79 20 -19.9 -3.7 8 250 11000 85 21 -20.9 -1.8 | 83 28 -28.0 -3.3 9 200 12500 40 36 -23.1 -27.6 | 46 42 -30.2 -29.0 10 150 14320 25 36 -15.2 -32.6 | 33 41 -22.3 -34.1 11 113 15988 40 54 -34.7 -41.4 | 44 60 -41.8 -42.8 12 100 16690 65 50 -45.3 -21.1 | 67 57 -52.4 -22.6 Wind Parameters Mean winds (0-6000m): 228.4 at 9.7 knts Storm direction: 258.4 at 7.2 knts Shear (0-3000m) pos: 2.0 neg: 0.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 132.8 deg Storm rel helicity (0-3000m) pos: 64.2 neg: -3.1 tot: 61.1 m^2/s^2 ave: 20.4 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 3.8 10^-3/s Energy-Hel index: 0.79 Bulk Rich Number: 157.77 Bulk Shear: 12.45 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 ------------------------------------------------------------------------------- 500 158 6 115 11| 9.6 0.0 9.6| 25.3 0.0 25.3 50.6 0.86| 10.5 9.1 1000 180 9 138 11| 6.2 0.0 6.2| 53.4 0.0 53.4 53.4 0.85| 10.6 9.0 1500 197 10 153 9| 4.0 0.0 4.0| 64.2 0.0 64.2 42.8 0.83| 10.0 8.2 2000 213 10 169 7| 3.0 0.4 3.4| 64.2 -0.7 63.5 31.8 0.77| 7.9 6.0 2500 221 11 181 7| 2.4 0.6 3.0| 64.2 -1.7 62.5 25.0 0.71| 6.6 4.7 3000 225 12 189 7| 2.0 0.8 2.8| 64.2 -3.1 61.1 20.4 0.66| 5.8 3.8 4000 227 12 193 7| 1.5 0.7 2.2| 64.2 -12.9 51.3 12.8 0.44| 5.1 2.2 5000 226 11 189 6| 1.2 0.8 2.0| 64.2 -21.1 43.1 8.6 0.26| 4.6 1.2 6000 228 10 181 5| 1.0 0.9 1.9| 65.7 -27.6 38.1 6.3 0.17| 4.3 0.7 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250630.00.gif