UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061512.upa.cvt Date: 1200Z 15 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 15 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 26.0 23.6 87 2.4 24.3 350 5 298.8 302.2 297.3 353.0 18.57 1 1000 40 26.0 23.4 86 2.6 24.1 350 7 299.1 302.5 297.3 352.9 18.41 2 958 417 22.4 22.2 99 0.2 22.3 314 16 299.2 302.5 296.9 351.4 17.86 3 925 724 22.8 21.0 90 1.8 21.5 285 23 302.6 305.8 297.4 353.5 17.17 4 891 1052 24.0 15.0 57 9.0 17.9 245 18 307.1 309.4 295.2 343.7 12.12 5 857 1392 22.4 12.4 53 10.0 15.8 204 12 308.9 310.9 294.6 341.2 10.62 6 850 1463 22.0 13.0 57 9.0 16.0 195 11 309.2 311.3 295.1 343.1 11.14 7 829 1680 20.0 17.1 83 2.9 17.9 198 13 309.3 312.1 297.7 354.8 14.97 8 817 1806 20.0 12.0 60 8.0 14.7 200 14 310.6 312.6 295.2 343.8 10.85 9 800 1987 18.6 14.2 76 4.4 15.6 203 16 311.0 313.4 296.7 350.3 12.83 10 785 2150 17.8 10.8 64 7.0 13.3 205 18 311.8 313.8 295.3 343.9 10.42 11 731 2757 14.8 8.8 67 6.0 11.0 214 23 314.9 316.8 295.6 345.4 9.78 12 700 3123 11.8 6.8 71 5.0 8.7 220 27 315.6 317.3 295.1 343.4 8.90 13 595 4466 2.8 1.4 90 1.4 2.0 191 19 320.1 321.5 295.0 343.0 7.14 14 571 4801 3.6 0.2 78 3.4 1.7 184 17 324.9 326.2 296.0 347.1 6.82 15 500 5870 -2.7 -3.8 92 1.1 -3.3 160 11 329.7 330.9 296.4 349.1 5.79 16 486 6095 -4.1 -4.1 100 0.0 -4.1 174 11 330.7 331.9 296.7 350.2 5.82 17 400 7610 -12.3 -13.1 94 0.8 -12.6 270 11 339.0 339.7 296.9 351.3 3.49 18 353 8558 -16.9 -18.7 86 1.8 -17.6 200 10 345.1 345.7 297.5 354.2 2.48 19 324 9196 -21.3 -24.2 77 2.9 -22.1 153 10 347.6 348.0 297.5 353.9 1.67 20 300 9760 -25.5 -26.7 90 1.2 -25.8 110 9 349.4 349.8 297.7 354.9 1.44 21 283 10178 -28.7 -29.8 90 1.1 -28.9 73 10 350.7 351.0 297.7 355.1 1.14 22 250 11050 -34.5 -37.3 76 2.8 -34.9 355 13 354.8 354.9 298.1 357.3 0.62 23 246 11163 -35.3 -38.0 76 2.7 -35.7 358 13 355.2 355.3 298.2 357.6 0.59 24 200 12570 -47.1 -51.1 63 4.0 -47.3 40 17 358.2 358.2 298.5 358.9 0.17 25 197 12670 -47.9 -52.0 63 4.1 -48.1 42 17 358.5 358.5 298.5 359.1 0.16 26 175 13440 -54.5 -56.6 77 2.1 -54.6 56 19 359.9 360.0 298.8 360.4 0.10 27 152 14328 -61.5 -64.1 71 2.6 -61.6 73 21 362.8 362.8 299.2 363.0 0.05 28 150 14410 -62.3 -64.6 74 2.3 -62.3 75 21 362.8 362.8 299.2 362.9 0.04 29 130 15274 -70.7 -73.1 70 2.4 -70.7 85 30 362.9 362.9 299.2 362.9 0.01 30 103 16614 -81.7 -83.3 76 1.6 -81.7 100 44 366.8 366.8 300.0 366.8 0.00 31 100 16780 -80.5 -82.5 72 2.0 -80.5 100 44 372.2 372.2 300.9 372.2 0.00 TRP 103 16614 -81.7 -83.3 76 1.6 -81.7 100 44 366.8 366.8 300.0 366.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5830.00 m Freezing level: 530.43 mb = 5411.73 m = 17754.82 ft Wetbulb zero: 547.05 mb = 5145.81 m = 16882.36 ft Precipitable water: 2.47 inches Sfc-500 mean rel hum: 77.60 % Est. max temperature: 36.22 C = 97.20 F Sfc-Lift cond lev (LCL): 969.99 mb = 308.02 m = 1010.55 ft T: 23.44 C 700-500 lapse rate: 5.28 C/km ThetaE index: 12.29 C Layer 891.0- 850.0 mb Conv cond level (CCL): 804.25 mb = 1941.46 m = 6369.54 ft Mean mixing ratio: 17.37 g/kg Conv temperature: 38.08 C = 100.55 F Cap Strength: 4.12 C Lifted Index: -0.43 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.84 C Lifted Index @700 mb: 0.71 C Showalter Index: 2.85 C Risk: Showers probable Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 15.70 C K Index: 32.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 189.00 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 97.65 J/kg Max Up Vert Vel: 13.97 m/s Conv Inhibition (B-): 221.61 J/kg Cap Strength: 4.10 C Lift Cond Lev (LCL): 928.04 mb = 695.32 m = 2281.19 ft Lev Free Conv (LFC): 673.04 mb = 3447.50 m = 11310.55 ft Equ Level (EL): 563.04 mb = 4913.78 m = 16121.14 ft B at Equ Level: 68.06 J/kg Max Parcel Lev (MPL): 313.04 mb = 9448.44 m = 30998.44 ft Wind level data Storm motion: 247 at 14 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 6 350 5 0.9 -4.9 | 49 15 -11.6 -10.1 1 1000 40 350 7 1.2 -6.9 | 43 17 -11.3 -12.1 2 925 724 285 23 22.2 -6.0 | 319 15 9.7 -11.2 3 850 1463 195 11 2.8 10.6 | 119 11 -9.7 5.4 4 700 3123 220 27 17.4 20.7 | 197 16 4.8 15.5 5 500 5870 160 11 -3.8 10.3 | 107 17 -16.3 5.1 6 400 7610 270 11 11.0 -0.0 | 16 5 -1.5 -5.2 7 300 9760 110 9 -8.5 3.1 | 84 21 -21.0 -2.1 8 250 11050 355 13 1.1 -13.0 | 32 21 -11.4 -18.2 9 200 12570 40 17 -10.9 -13.0 | 52 30 -23.4 -18.2 10 150 14410 75 21 -20.3 -5.4 | 72 34 -32.8 -10.7 11 103 16614 100 44 -43.3 7.6 | 92 56 -55.8 2.4 12 100 16780 100 44 -43.3 7.6 | 92 56 -55.8 2.4 Wind Parameters Mean winds (0-6000m): 217.3 at 18.1 knts Storm direction: 247.3 at 13.6 knts Shear (0-3000m) pos: 2.7 neg: 2.8 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 144.1 deg Storm rel helicity (0-3000m) pos: 51.1 neg: -145.9 tot: -94.9 m^2/s^2 ave: -31.6 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 12.2 stream: -5.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.32 Bulk Shear: 73.76 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 ------------------------------------------------------------------------------- 500 319 12 18 15| 0.0 15.2 15.2| 0.0 -69.9 -69.9 -139.8 -0.98| 17.0-16.6 1000 289 16 345 11| 0.0 10.2 10.2| 0.0-126.0-126.0 -126.0 -0.88| 19.8-17.5 1500 278 16 338 8| 0.0 5.5 5.5| 0.0-145.9-145.9 -97.3 -0.87| 18.8-16.3 2000 259 15 314 3| 1.3 4.1 5.5| 15.1-145.9-130.8 -65.4 -0.71| 15.4-10.9 2500 244 16 225 2| 2.2 3.3 5.5| 31.8-145.9-114.2 -45.7 -0.57| 13.4 -7.6 3000 236 17 202 5| 2.7 2.8 5.5| 51.1-145.9 -94.9 -31.6 -0.45| 12.2 -5.5 4000 228 19 191 8| 2.1 2.2 4.3| 55.3-186.0-130.7 -32.7 -0.49| 10.5 -5.2 5000 221 19 180 9| 1.6 1.9 3.5| 55.3-226.0-170.6 -34.1 -0.55| 9.4 -5.1 6000 217 18 170 9| 1.3 1.6 2.9| 58.3-254.9-196.7 -32.8 -0.56| 8.5 -4.8 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250615.12.gif