UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070300.upa.cvt Date: 0000Z 3 JUL 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 3 JUL 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 1007 6 27.2 24.7 86 2.5 25.3 55 1 299.8 303.4 298.2 357.9 19.81 1 1000 65 27.0 24.8 88 2.2 25.4 50 3 300.1 303.8 298.5 359.1 20.08 2 925 752 22.2 21.9 98 0.3 22.0 100 11 302.0 305.4 297.8 355.7 18.17 3 893 1059 20.4 20.3 99 0.1 20.4 106 12 303.2 306.4 297.4 353.7 17.03 4 850 1486 18.6 17.5 93 1.1 17.8 115 13 305.6 308.4 296.7 350.5 14.97 5 768 2353 14.6 13.2 91 1.4 13.7 139 12 310.3 312.7 296.3 348.6 12.52 6 752 2531 14.2 11.3 83 2.9 12.3 143 12 311.8 313.9 295.8 346.4 11.26 7 735 2725 14.0 8.0 67 6.0 10.2 149 12 313.6 315.3 294.8 342.2 9.20 8 733 2748 13.8 7.8 67 6.0 10.0 149 11 313.6 315.3 294.8 341.9 9.10 9 700 3136 11.6 7.3 75 4.3 8.9 160 11 315.3 317.1 295.3 344.1 9.21 10 556 5031 0.8 -1.1 87 1.9 -0.2 133 11 324.0 325.3 295.4 344.8 6.37 11 504 5817 -3.1 -4.8 88 1.7 -4.0 121 11 328.5 329.6 295.8 346.3 5.32 12 500 5880 -3.5 -5.7 85 2.2 -4.6 120 11 328.8 329.8 295.6 345.5 5.01 13 468 6400 -5.9 -10.9 68 5.0 -8.1 102 9 332.1 332.8 295.3 344.3 3.56 14 440 6879 -9.1 -12.5 76 3.4 -10.5 86 6 333.9 334.6 295.6 345.5 3.33 15 422 7201 -10.7 -19.7 48 9.0 -13.8 74 5 335.9 336.3 295.0 342.7 1.90 16 409 7441 -12.7 -17.2 69 4.5 -14.3 66 4 336.3 336.8 295.5 344.9 2.43 17 403 7553 -13.1 -21.1 51 8.0 -15.7 62 3 337.2 337.6 295.2 343.6 1.76 18 400 7610 -13.7 -17.4 74 3.7 -15.0 60 3 337.2 337.7 295.7 345.8 2.44 19 399 7629 -13.7 -16.7 78 3.0 -14.8 60 3 337.4 338.0 295.9 346.6 2.60 20 397 7667 -13.9 -20.9 55 7.0 -16.2 60 3 337.6 338.0 295.3 344.2 1.82 21 383 7940 -14.9 -21.9 55 7.0 -17.1 60 4 339.8 340.2 295.8 346.1 1.73 22 369 8220 -17.5 -18.4 93 0.9 -17.8 60 5 340.0 340.5 296.4 348.7 2.43 23 338 8871 -22.5 -22.5 100 0.0 -22.5 60 8 341.8 342.2 296.3 348.6 1.86 24 331 9025 -23.7 -23.8 99 0.1 -23.7 60 8 342.2 342.6 296.3 348.4 1.69 25 329 9069 -22.9 -25.4 80 2.5 -23.6 60 8 343.9 344.2 296.5 349.4 1.47 26 319 9295 -24.3 -27.8 73 3.5 -25.1 60 9 345.0 345.3 296.5 349.6 1.22 27 300 9740 -27.7 -31.0 73 3.3 -28.4 60 11 346.3 346.5 296.6 350.0 0.96 28 295 9860 -28.7 -30.9 81 2.2 -29.2 62 11 346.6 346.8 296.7 350.4 0.99 29 265 10617 -34.9 -37.3 79 2.4 -35.3 77 10 348.3 348.4 296.8 350.6 0.59 30 250 11020 -37.7 -44.7 48 7.0 -38.4 85 9 350.0 350.1 296.9 351.2 0.29 31 246 11131 -38.1 -48.1 34 10.0 -38.9 80 9 351.0 351.1 297.0 351.9 0.20 32 245 11159 -38.3 -48.3 34 10.0 -39.2 79 9 351.1 351.2 297.1 352.0 0.20 33 218 11951 -45.9 -48.2 77 2.3 -46.0 42 11 351.3 351.4 297.1 352.2 0.22 34 201 12487 -50.3 -60.3 30 10.0 -50.6 17 13 352.6 352.6 297.3 352.9 0.06 35 200 12520 -50.5 -59.5 34 9.0 -50.8 15 13 352.8 352.8 297.3 353.1 0.06 36 197 12618 -51.3 -60.3 33 9.0 -51.6 15 13 353.1 353.1 297.3 353.3 0.06 37 194 12718 -52.3 -55.7 67 3.4 -52.4 14 13 353.0 353.0 297.4 353.5 0.10 38 190 12853 -53.3 -61.3 37 8.0 -53.5 14 14 353.5 353.5 297.4 353.7 0.05 39 173 13449 -58.7 -61.3 72 2.6 -58.7 12 15 354.2 354.2 297.6 354.4 0.06 40 167 13670 -60.5 -65.5 52 5.0 -60.6 12 16 354.8 354.8 297.7 354.9 0.03 41 160 13935 -62.9 -65.8 68 2.9 -63.0 11 16 355.1 355.1 297.7 355.3 0.03 42 150 14330 -65.9 -70.0 56 4.1 -66.0 10 17 356.6 356.6 298.0 356.7 0.02 43 133 15049 -71.5 -75.4 56 3.9 -71.5 29 23 359.1 359.1 298.5 359.1 0.01 44 110 16155 -76.9 -80.3 58 3.4 -76.9 60 32 369.0 369.0 300.4 369.0 0.01 45 103 16531 -78.3 -84.3 37 6.0 -78.3 70 35 373.3 373.3 301.1 373.3 0.00 46 100 16700 -77.1 -84.1 32 7.0 -77.1 80 40 378.8 378.8 302.1 378.8 0.00 TRP 103 16531 -78.3 -84.3 37 6.0 -78.3 70 35 373.3 373.3 301.1 373.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5815.00 m Freezing level: 545.33 mb = 5191.96 m = 17033.80 ft Wetbulb zero: 559.38 mb = 4980.86 m = 16341.21 ft Precipitable water: 2.61 inches Sfc-500 mean rel hum: 86.25 % Est. max temperature: 32.69 C = 90.84 F Sfc-Lift cond lev (LCL): 971.59 mb = 318.95 m = 1046.40 ft T: 25.23 C 700-500 lapse rate: 5.50 C/km ThetaE index: 17.28 C Layer 925.0- 700.0 mb Conv cond level (CCL): 933.06 mb = 675.58 m = 2216.46 ft Mean mixing ratio: 18.94 g/kg Conv temperature: 29.26 C = 84.67 F Cap Strength: 0.35 C Lifted Index: -2.99 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.05 C Lifted Index @700 mb: -0.84 C Showalter Index: -0.71 C Risk: Thunderstorms probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 21.00 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 247.00 Risk: None Energy Index: -1.03 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1200.81 J/kg Max Up Vert Vel: 49.01 m/s Conv Inhibition (B-): 0.69 J/kg Cap Strength: 0.35 C Lift Cond Lev (LCL): 941.15 mb = 599.52 m = 1966.91 ft Lev Free Conv (LFC): 926.15 mb = 741.10 m = 2431.40 ft Equ Level (EL): 146.15 mb = 14485.72 m = 47524.74 ft B at Equ Level: 1199.88 J/kg Wind level data Storm motion: 160 at 8 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 1007 6 55 1 -0.8 -0.6 | 347 8 1.9 -8.3 1 1000 65 50 3 -2.3 -1.9 | 357 10 0.4 -9.6 2 925 752 100 11 -10.8 1.9 | 55 10 -8.1 -5.8 3 850 1486 115 13 -11.8 5.5 | 76 9 -9.1 -2.2 4 700 3136 160 11 -3.8 10.3 | 159 3 -1.0 2.7 5 500 5880 120 11 -9.5 5.5 | 72 7 -6.8 -2.2 6 400 7610 60 3 -2.6 -1.5 | 359 9 0.1 -9.2 7 300 9740 60 11 -9.5 -5.5 | 27 15 -6.8 -13.2 8 250 11020 85 9 -9.0 -0.8 | 36 11 -6.2 -8.5 9 200 12520 15 13 -3.4 -12.6 | 2 20 -0.6 -20.2 10 150 14330 10 17 -3.0 -16.7 | 1 24 -0.2 -24.4 11 103 16531 70 35 -32.9 -12.0 | 57 36 -30.2 -19.6 12 100 16700 80 40 -39.4 -6.9 | 68 39 -36.7 -14.6 Wind Parameters Mean winds (0-6000m): 130.5 at 10.9 knts Storm direction: 160.5 at 8.1 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 158.7 deg Storm rel helicity (0-3000m) pos: 49.8 neg: 0.0 tot: 49.8 m^2/s^2 ave: 16.6 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.7 10^-3/s Energy-Hel index: 0.33 Bulk Rich Number: 106.57 Bulk Shear: 11.27 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 73 5 13 9| 7.5 0.0 7.5| 19.8 0.0 19.8 39.5 0.95| 8.3 7.8 1000 94 8 35 9| 5.7 0.0 5.7| 34.0 0.0 34.0 34.0 0.97| 6.9 6.7 1500 102 9 48 9| 4.3 0.0 4.3| 40.3 0.0 40.3 26.9 0.97| 5.5 5.3 2000 108 10 57 8| 3.1 0.0 3.1| 44.5 0.0 44.5 22.3 0.92| 4.9 4.5 2500 114 11 64 8| 2.4 0.0 2.4| 47.5 0.0 47.5 19.0 0.88| 4.5 4.0 3000 120 11 71 7| 2.0 0.0 2.0| 49.8 0.0 49.8 16.6 0.88| 4.3 3.7 4000 129 11 81 6| 1.5 0.2 1.7| 50.2 -1.8 48.4 12.1 0.73| 3.6 2.6 5000 131 11 85 5| 1.2 0.5 1.6| 50.2 -4.3 45.9 9.2 0.59| 3.1 1.8 6000 130 11 84 6| 1.0 0.6 1.6| 50.2 -8.9 41.3 6.9 0.45| 2.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250703.00.gif