UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060300.upa.cvt Date: 0000Z 3 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 3 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 1004 6 29.2 23.2 70 6.0 24.8 130 1 302.0 305.3 297.8 355.5 18.11 1 1000 37 28.8 23.8 74 5.0 25.1 100 1 302.0 305.4 298.2 357.7 18.88 2 955 446 24.6 22.5 88 2.1 23.1 73 12 301.7 305.1 297.8 355.6 18.26 3 925 727 24.2 21.2 83 3.0 22.1 55 19 304.1 307.3 297.9 355.9 17.39 4 853 1435 20.2 20.0 99 0.2 20.1 266 8 307.0 310.3 298.7 359.8 17.51 5 850 1466 20.4 19.8 96 0.6 20.0 260 7 307.5 310.8 298.7 359.9 17.35 6 737 2689 13.8 13.1 96 0.7 13.3 264 11 313.1 315.6 297.3 353.2 12.97 7 700 3125 12.8 7.8 72 5.0 9.6 265 13 316.7 318.5 295.8 346.6 9.54 8 679 3381 12.0 5.0 62 7.0 7.8 261 13 318.5 320.1 295.3 344.2 8.09 9 669 3506 12.2 3.2 54 9.0 6.9 259 13 320.1 321.5 295.1 343.2 7.22 10 667 3531 12.2 3.2 54 9.0 6.9 259 13 320.4 321.8 295.2 343.6 7.24 11 597 4450 5.2 0.7 73 4.5 2.7 244 13 322.6 323.9 295.4 344.5 6.76 12 538 5294 0.2 -2.8 80 3.0 -1.4 230 13 326.4 327.5 295.6 345.5 5.80 13 500 5880 -2.5 -8.5 63 6.0 -5.3 220 13 330.0 330.8 295.2 343.6 4.03 14 432 7027 -8.5 -18.5 44 10.0 -12.2 213 8 336.5 336.9 295.2 343.8 2.06 15 400 7620 -12.5 -22.5 43 10.0 -15.7 210 5 338.7 339.1 295.4 344.5 1.57 16 390 7812 -13.7 -26.7 33 13.0 -17.3 203 6 339.6 339.9 295.2 343.7 1.10 17 357 8476 -17.9 -28.9 38 11.0 -20.7 180 11 342.7 342.9 295.8 346.4 0.98 18 353 8560 -18.5 -24.5 59 6.0 -20.3 177 11 343.0 343.3 296.3 348.5 1.49 19 351 8602 -18.7 -29.7 37 11.0 -21.4 176 11 343.3 343.5 295.9 346.8 0.93 20 321 9259 -23.9 -29.9 58 6.0 -25.2 153 16 345.0 345.2 296.4 348.8 1.00 21 312 9466 -24.5 -39.5 24 15.0 -27.0 145 17 346.9 347.0 296.3 348.5 0.40 22 302 9702 -25.7 -42.7 19 17.0 -28.2 137 19 348.5 348.6 296.5 349.7 0.29 23 300 9750 -26.1 -42.1 21 16.0 -28.5 135 19 348.6 348.7 296.6 349.9 0.31 24 289 10018 -28.3 -47.3 14 19.0 -30.5 125 19 349.2 349.2 296.6 350.0 0.19 25 278 10295 -30.7 -41.7 33 11.0 -32.1 114 18 349.6 349.7 296.8 351.1 0.35 26 272 10449 -31.5 -33.2 85 1.7 -31.8 108 18 350.7 350.9 297.5 354.0 0.86 27 256 10875 -34.3 -40.3 55 6.0 -35.1 92 17 352.7 352.8 297.6 354.5 0.45 28 250 11040 -35.7 -40.7 60 5.0 -36.3 85 17 353.0 353.1 297.7 354.8 0.44 29 226 11733 -41.9 -45.0 72 3.1 -42.2 80 18 353.8 353.9 297.7 355.1 0.31 30 217 12007 -43.9 -49.9 51 6.0 -44.3 79 18 354.9 354.9 297.8 355.7 0.18 31 210 12227 -45.7 -48.2 76 2.5 -45.9 77 19 355.4 355.5 298.0 356.4 0.23 32 200 12550 -48.3 -53.2 57 4.9 -48.6 75 19 356.3 356.3 298.1 356.9 0.14 33 195 12716 -49.5 -54.5 56 5.0 -49.7 77 20 357.0 357.0 298.2 357.5 0.12 34 161 13942 -60.3 -65.3 52 5.0 -60.4 90 30 358.9 358.9 298.5 359.0 0.04 35 160 13981 -60.5 -65.5 52 5.0 -60.6 91 30 359.2 359.2 298.5 359.3 0.04 36 150 14380 -64.1 -68.7 53 4.6 -64.1 95 33 359.7 359.7 298.7 359.8 0.02 37 135 15017 -69.7 -72.9 63 3.2 -69.7 360.7 360.7 298.8 360.8 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5843.00 m Freezing level: 535.19 mb = 5337.60 m = 17511.61 ft Wetbulb zero: 558.23 mb = 4994.71 m = 16386.64 ft Precipitable water: 2.60 inches Sfc-500 mean rel hum: 80.02 % Est. max temperature: 34.16 C = 93.48 F Sfc-Lift cond lev (LCL): 920.71 mb = 767.65 m = 2518.51 ft T: 23.97 C 700-500 lapse rate: 5.55 C/km ThetaE index: 16.69 C Layer 737.0- 667.0 mb Conv cond level (CCL): 861.44 mb = 1349.36 m = 4426.99 ft Mean mixing ratio: 18.08 g/kg Conv temperature: 33.84 C = 92.92 F Cap Strength: 1.82 C Lifted Index: -1.70 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.04 C Lifted Index @700 mb: 0.53 C Showalter Index: -2.81 C Risk: Severe thunderstorms possible Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.30 C K Index: 37.70 Risk: > 80 % chance of thunderstorms Sweat Index: 264.60 Risk: None Energy Index: -3.19 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 436.79 J/kg Max Up Vert Vel: 29.56 m/s Conv Inhibition (B-): 53.60 J/kg Cap Strength: 1.82 C Lift Cond Lev (LCL): 911.23 mb = 858.09 m = 2815.22 ft Lev Free Conv (LFC): 756.23 mb = 2468.42 m = 8098.40 ft Equ Level (EL): 716.23 mb = 2931.10 m = 9616.34 ft B at Equ Level: 14.91 J/kg Max Parcel Lev (MPL): 666.23 mb = 3540.19 m = 11614.67 ft Wind level data Storm motion: 283 at 9 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 1004 6 130 1 -0.8 0.6 | 106 10 -9.4 2.6 1 1000 37 100 1 -1.0 0.2 | 103 10 -9.6 2.2 2 925 727 55 19 -15.6 -10.9 | 70 26 -24.2 -8.9 3 850 1466 260 7 6.9 1.2 | 152 4 -1.7 3.2 4 700 3125 265 13 13.0 1.1 | 234 5 4.3 3.1 5 500 5880 220 13 8.4 10.0 | 179 12 -0.3 11.9 6 400 7620 210 5 2.5 4.3 | 136 9 -6.1 6.3 7 300 9750 135 19 -13.4 13.4 | 125 27 -22.0 15.4 8 250 11040 85 17 -16.9 -1.5 | 91 26 -25.5 0.5 9 200 12550 75 19 -18.4 -4.9 | 84 27 -27.0 -2.9 10 150 14380 95 33 -32.9 2.9 | 97 42 -41.5 4.9 Wind Parameters Mean winds (0-6000m): 253.0 at 11.8 knts Storm direction: 283.0 at 8.8 knts Shear (0-3000m) pos: 0.9 neg: 1.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 125.4 deg Storm rel helicity (0-3000m) pos: 5.1 neg: -146.5 tot: -141.5 m^2/s^2 ave: -47.2 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 11.0 stream: -3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.69 Bulk Shear: 45.10 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 72 7 90 15| 0.0 13.1 13.1| 0.0 -27.1 -27.1 -54.3 -0.48| 13.6 -6.5 1000 47 12 71 18| 0.0 7.8 7.8| 0.0-133.3-133.3 -133.3 -0.67| 19.2-12.9 1500 50 11 73 18| 0.0 2.7 2.7| 0.2-146.5-146.3 -97.5 -0.44| 20.1 -8.8 2000 36 10 66 16| 0.5 2.0 2.5| 1.8-146.5-144.7 -72.4 -0.39| 15.5 -6.1 2500 359 10 45 12| 0.8 1.6 2.4| 3.4-146.5-143.1 -57.2 -0.36| 12.8 -4.5 3000 310 11 7 5| 0.9 1.3 2.3| 5.1-146.5-141.5 -47.2 -0.32| 11.0 -3.5 4000 279 11 264 2| 0.7 1.1 1.8| 5.4-150.8-145.4 -36.3 -0.34| 8.7 -3.0 5000 264 12 222 4| 0.6 0.9 1.5| 5.4-157.0-151.6 -30.3 -0.36| 7.3 -2.6 6000 253 12 206 6| 0.5 0.8 1.3| 5.4-165.5-160.0 -26.7 -0.38| 6.4 -2.5 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250603.00.gif