UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070212.upa.cvt Date: 1200Z 2 JUL 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 2 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 1005 6 29.2 24.9 78 4.3 26.0 0 0 301.9 305.6 299.0 361.4 20.10 1 1000 53 28.8 24.6 78 4.2 25.7 110 1 302.0 305.6 298.8 360.7 19.84 2 952 490 24.6 23.9 96 0.7 24.1 119 10 302.0 305.6 298.9 361.1 19.98 3 925 743 23.6 21.1 86 2.5 21.8 125 15 303.4 306.6 297.7 354.8 17.28 4 850 1480 19.6 17.0 85 2.6 17.8 125 11 306.7 309.4 296.7 350.3 14.49 5 787 2142 16.2 13.5 84 2.7 14.4 127 12 309.9 312.2 296.1 347.8 12.46 6 700 3131 10.0 9.9 99 0.1 9.9 130 13 313.6 315.7 296.1 347.7 11.02 7 689 3263 9.2 9.2 100 0.0 9.2 130 13 314.1 316.1 296.0 347.2 10.67 8 682 3348 10.2 7.1 81 3.1 8.3 130 13 316.1 317.9 295.6 345.4 9.33 9 614 4218 6.6 0.6 65 6.0 3.2 130 15 321.6 322.9 295.0 342.7 6.53 10 567 4869 3.0 -1.2 74 4.2 0.7 130 16 324.8 326.0 295.6 345.1 6.19 11 500 5880 -2.5 -7.5 68 5.0 -4.9 130 17 330.0 330.9 295.4 344.7 4.36 12 451 6691 -7.9 -11.6 75 3.7 -9.5 132 12 333.1 333.8 295.6 345.1 3.49 13 421 7226 -9.3 -16.3 57 7.0 -12.0 134 9 337.9 338.4 296.0 347.0 2.54 14 420 7244 -9.3 -15.3 62 6.0 -11.7 134 9 338.1 338.7 296.2 348.0 2.77 15 404 7544 -11.7 -14.2 82 2.5 -12.7 135 7 338.8 339.5 296.6 350.0 3.16 16 400 7620 -11.9 -15.1 77 3.2 -13.2 135 7 339.5 340.1 296.6 350.0 2.96 17 307 9593 -25.7 -27.6 84 1.9 -26.2 121 5 346.9 347.1 297.0 351.7 1.29 18 300 9760 -26.7 -30.1 73 3.4 -27.5 120 5 347.8 348.0 297.0 351.8 1.05 19 277 10331 -31.3 -34.3 75 3.0 -31.8 105 7 349.1 349.3 297.1 352.1 0.76 20 250 11050 -36.3 -46.3 35 10.0 -37.3 85 9 352.1 352.1 297.3 353.1 0.24 21 249 11078 -36.3 -47.3 31 11.0 -37.4 84 9 352.5 352.5 297.4 353.4 0.22 22 222 11859 -43.9 -48.9 58 5.0 -44.2 66 11 352.6 352.6 297.4 353.4 0.20 23 217 12011 -45.1 -52.1 45 7.0 -45.5 63 12 353.0 353.1 297.4 353.6 0.14 24 215 12073 -45.3 -57.3 25 12.0 -45.9 61 12 353.6 353.7 297.5 354.0 0.08 25 210 12229 -46.7 -52.7 50 6.0 -47.0 58 12 353.8 353.9 297.6 354.4 0.14 26 209 12261 -47.1 -61.1 19 14.0 -47.6 57 12 353.7 353.7 297.5 353.9 0.05 27 203 12453 -48.7 -55.7 44 7.0 -49.0 52 13 354.1 354.2 297.6 354.6 0.10 28 200 12550 -49.7 -61.7 23 12.0 -50.1 50 13 354.1 354.1 297.5 354.3 0.05 29 199 12583 -49.9 -64.9 16 15.0 -50.3 51 13 354.3 354.3 297.5 354.4 0.03 30 150 14370 -65.3 -72.3 37 7.0 -65.4 80 21 357.6 357.6 298.2 357.7 0.01 31 144 14616 -67.5 -73.5 42 6.0 -67.5 78 22 358.0 358.0 298.3 358.0 0.01 32 130 15225 -70.7 -80.7 21 10.0 -70.8 75 24 362.9 362.9 299.2 362.9 0.00 33 100 16750 -77.5 -84.5 32 7.0 -77.5 65 29 378.0 378.0 301.9 378.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5827.00 m Freezing level: 530.45 mb = 5420.49 m = 17783.53 ft Wetbulb zero: 558.70 mb = 4987.69 m = 16363.61 ft Precipitable water: 2.60 inches Sfc-500 mean rel hum: 80.85 % Est. max temperature: 33.74 C = 92.74 F Sfc-Lift cond lev (LCL): 944.87 mb = 555.97 m = 1824.03 ft T: 24.34 C 700-500 lapse rate: 4.55 C/km ThetaE index: 18.40 C Layer 925.0- 567.0 mb Conv cond level (CCL): 895.12 mb = 1029.23 m = 3376.68 ft Mean mixing ratio: 18.93 g/kg Conv temperature: 31.98 C = 89.57 F Cap Strength: 0.93 C Lifted Index: -2.46 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.81 C Lifted Index @700 mb: -2.85 C Showalter Index: 0.35 C Risk: Thunderstorms probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.50 C K Index: 39.00 Risk: > 80 % chance of thunderstorms Sweat Index: 243.00 Risk: None Energy Index: -1.12 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1099.67 J/kg Max Up Vert Vel: 46.90 m/s Conv Inhibition (B-): 11.22 J/kg Cap Strength: 0.93 C Lift Cond Lev (LCL): 923.39 mb = 758.20 m = 2487.50 ft Lev Free Conv (LFC): 858.39 mb = 1394.41 m = 4574.76 ft Equ Level (EL): 138.39 mb = 14852.90 m = 48729.41 ft B at Equ Level: 1085.65 J/kg Wind level data Storm motion: 158 at 10 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 1005 6 0 0 -0.0 -0.0 | 338 10 3.6 -9.1 1 1000 53 110 1 -0.9 0.3 | 343 9 2.7 -8.8 2 925 743 125 15 -12.3 8.6 | 86 9 -8.7 -0.5 3 850 1480 125 11 -9.0 6.3 | 62 6 -5.4 -2.8 4 700 3131 130 13 -10.0 8.4 | 83 6 -6.3 -0.8 5 500 5880 130 17 -13.0 10.9 | 101 10 -9.4 1.8 6 400 7620 135 7 -4.9 4.9 | 18 4 -1.3 -4.2 7 300 9760 120 5 -4.3 2.5 | 6 7 -0.7 -6.6 8 250 11050 85 9 -9.0 -0.8 | 28 11 -5.4 -9.9 9 200 12550 50 13 -10.0 -8.4 | 20 19 -6.3 -17.5 10 150 14370 80 21 -20.7 -3.6 | 53 21 -17.1 -12.8 11 100 16750 65 29 -26.3 -12.3 | 47 31 -22.7 -21.4 Wind Parameters Mean winds (0-6000m): 128.4 at 13.1 knts Storm direction: 158.4 at 9.8 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 102.9 deg Storm rel helicity (0-3000m) pos: 29.8 neg: -5.2 tot: 24.6 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 2.2 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 126.98 Bulk Shear: 8.66 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 ------------------------------------------------------------------------------- 500 119 5 8 7| 10.5 0.0 10.5| 18.2 0.0 18.2 36.4 0.91| 10.6 9.7 1000 124 9 46 6| 7.0 0.0 7.0| 26.5 -1.6 24.9 24.9 0.81| 8.2 6.6 1500 125 10 56 6| 3.8 0.0 3.8| 26.5 -5.2 21.3 14.2 0.59| 6.4 3.7 2000 125 11 58 6| 3.0 0.0 3.0| 27.6 -5.2 22.4 11.2 0.60| 4.9 3.0 2500 126 11 61 6| 2.5 0.0 2.5| 28.7 -5.2 23.5 9.4 0.62| 4.1 2.5 3000 126 11 64 6| 2.2 0.0 2.2| 29.8 -5.2 24.6 8.2 0.63| 3.5 2.2 4000 127 12 70 6| 1.7 0.1 1.8| 31.7 -5.2 26.5 6.6 0.63| 2.8 1.8 5000 128 12 76 6| 1.4 0.2 1.6| 33.5 -5.2 28.3 5.7 0.63| 2.4 1.5 6000 128 13 82 7| 1.1 0.2 1.4| 34.9 -5.7 29.2 4.9 0.60| 2.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250702.12.gif