UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for VVVH... Searching the city database file for: VVVH ... Date:0000Z 12 OCT 25 Station: VVVH WMO ident: 48845 Latitude: 18.70 Longitude: 105.67 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 1010 6 25.8 24.6 93 1.2 24.9 220 1 298.1 301.7 297.7 355.3 19.63 1 1000 92 24.8 24.2 96 0.6 24.4 235 1 298.0 301.5 297.5 354.2 19.35 2 950 544 22.6 22.3 98 0.3 22.4 337 2 300.1 303.4 297.3 353.3 18.13 3 925 777 21.8 20.2 91 1.6 20.7 30 3 301.6 304.6 296.5 349.7 16.32 4 850 1508 17.6 17.2 98 0.4 17.3 100 5 304.6 307.3 296.3 348.4 14.68 5 849 1518 17.4 17.0 97 0.4 17.1 100 5 304.5 307.2 296.1 347.7 14.51 6 768 2374 15.0 10.0 72 5.0 11.8 100 4 310.7 312.7 294.7 341.7 10.09 7 700 3155 10.4 6.7 78 3.7 8.1 100 3 314.0 315.7 294.7 341.5 8.83 8 600 4422 3.2 -0.2 78 3.4 1.3 91 4 319.8 321.0 294.3 340.0 6.30 9 569 4850 1.0 -4.0 69 5.0 -1.6 88 4 322.1 323.1 293.9 338.5 5.00 10 564 4921 1.2 -13.8 32 15.0 -4.9 87 4 323.2 323.6 292.0 331.1 2.33 11 552 5094 -0.3 -5.1 70 4.8 -2.7 86 4 323.4 324.3 294.1 339.0 4.75 12 535 5344 -1.3 -14.3 36 13.0 -6.5 84 5 325.1 325.6 292.6 333.1 2.36 13 526 5479 -2.5 -8.5 63 6.0 -5.3 83 5 325.2 326.0 293.8 338.0 3.83 14 522 5540 -2.7 -13.7 42 11.0 -7.1 83 5 325.7 326.2 292.9 334.4 2.54 15 512 5693 -4.1 -8.7 70 4.6 -6.2 81 5 325.8 326.6 294.0 338.8 3.87 16 500 5880 -4.7 -17.7 35 13.0 -9.4 80 5 327.3 327.7 292.7 333.9 1.90 17 489 6055 -6.3 -10.4 73 4.1 -8.1 80 6 327.4 328.1 294.1 339.4 3.54 18 480 6201 -6.7 -17.7 41 11.0 -10.6 80 6 328.7 329.1 293.2 335.6 1.98 19 475 6283 -7.1 -18.1 41 11.0 -11.0 80 6 329.2 329.6 293.3 335.9 1.94 20 473 6316 -7.3 -11.4 72 4.1 -9.1 80 6 329.3 330.0 294.5 340.8 3.38 21 470 6366 -7.7 -11.3 75 3.6 -9.2 80 7 329.4 330.1 294.6 341.1 3.43 22 462 6499 -8.5 -13.2 69 4.7 -10.4 80 7 330.1 330.7 294.4 340.3 2.99 23 459 6550 -8.3 -20.3 37 12.0 -12.3 80 7 330.9 331.3 293.5 336.8 1.66 24 458 6567 -8.5 -16.5 52 8.0 -11.5 80 7 330.9 331.3 294.0 338.9 2.30 25 411 7403 -12.7 -38.7 9 26.0 -17.9 80 10 335.9 335.9 293.6 337.1 0.33 26 400 7610 -14.3 -33.3 18 19.0 -18.6 80 11 336.4 336.5 294.0 338.6 0.58 27 337 8887 -23.5 -37.5 26 14.0 -25.9 62 15 340.7 340.8 294.9 342.5 0.45 28 320 9264 -24.9 -50.9 7 26.0 -27.8 57 16 343.9 343.9 295.4 344.4 0.11 29 300 9730 -28.7 -52.7 8 24.0 -31.0 50 17 344.9 345.0 295.6 345.3 0.10 30 250 11000 -39.3 -58.3 12 19.0 -40.4 70 21 347.6 347.6 296.1 347.9 0.06 31 247 11083 -40.1 -55.1 19 15.0 -41.0 72 21 347.6 347.7 296.2 348.0 0.09 32 245 11138 -40.5 -46.5 52 6.0 -41.0 73 20 347.9 347.9 296.4 348.8 0.24 33 242 11222 -41.3 -50.3 37 9.0 -41.9 74 20 347.9 347.9 296.3 348.5 0.16 34 239 11307 -41.9 -46.1 64 4.2 -42.2 76 20 348.2 348.3 296.5 349.3 0.26 35 233 11479 -43.5 -46.2 75 2.7 -43.7 79 19 348.3 348.4 296.5 349.4 0.26 36 218 11924 -46.9 -51.9 57 5.0 -47.1 88 17 349.8 349.8 296.7 350.4 0.15 37 212 12109 -48.7 -51.8 70 3.1 -48.8 92 17 349.8 349.8 296.7 350.4 0.15 38 200 12490 -52.1 -55.8 64 3.7 -52.2 100 15 350.3 350.3 296.8 350.7 0.10 39 196 12620 -53.5 -57.0 65 3.5 -53.6 100 15 350.1 350.1 296.7 350.4 0.09 40 165 13701 -62.3 -67.3 51 5.0 -62.4 103 18 353.0 353.0 297.3 353.1 0.03 41 160 13890 -64.3 -67.5 65 3.2 -64.3 104 18 352.7 352.7 297.3 352.9 0.03 42 150 14280 -67.5 -72.4 50 4.9 -67.5 105 19 353.8 353.8 297.5 353.9 0.01 43 140 14692 -71.1 -77.1 41 6.0 -71.1 99 23 354.5 354.5 297.6 354.6 0.01 44 113 15948 -74.7 -84.7 20 10.0 -74.7 81 34 370.2 370.2 300.6 370.2 0.00 45 100 16650 -78.9 -84.9 37 6.0 -78.9 70 40 375.3 375.3 301.5 375.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 554.40 mb = 5059.63 m = 16599.64 ft Wetbulb zero: 585.87 mb = 4614.42 m = 15139.00 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 77.82 % Est. max temperature: 31.89 C = 89.40 F Sfc-Lift cond lev (LCL): 993.01 mb = 153.79 m = 504.56 ft T: 24.50 C 700-500 lapse rate: 5.54 C/km ThetaE index: 24.19 C Layer 1000.0- 552.0 mb Conv cond level (CCL): 924.85 mb = 778.37 m = 2553.69 ft Mean mixing ratio: 18.02 g/kg Conv temperature: 29.32 C = 84.77 F Cap Strength: 0.45 C Lifted Index: -2.67 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.77 C Lifted Index @700 mb: -0.93 C Showalter Index: -1.15 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 21.90 C K Index: 35.80 Risk: > 80 % chance of thunderstorms Sweat Index: 221.40 Risk: None Energy Index: -2.82 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 813.63 J/kg Max Up Vert Vel: 40.34 m/s Conv Inhibition (B-): 4.74 J/kg Cap Strength: 0.41 C Lift Cond Lev (LCL): 948.98 mb = 552.89 m = 1813.92 ft Lev Free Conv (LFC): 893.98 mb = 1071.84 m = 3516.49 ft Equ Level (EL): 783.98 mb = 2198.01 m = 7211.22 ft B at Equ Level: 34.55 J/kg Wind level data Storm motion: 118 at 3 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 1010 6 220 1 0.6 0.8 | 280 3 3.1 -0.6 1 1000 92 235 1 0.8 0.6 | 283 3 3.3 -0.8 2 925 777 30 3 -1.5 -2.6 | 346 4 1.0 -3.9 3 850 1508 100 5 -4.9 0.9 | 79 2 -2.4 -0.5 4 700 3155 100 3 -3.0 0.5 | 30 1 -0.5 -0.8 5 500 5880 80 5 -4.9 -0.9 | 48 3 -2.4 -2.2 6 400 7610 80 11 -10.8 -1.9 | 69 9 -8.3 -3.2 7 300 9730 50 17 -13.0 -10.9 | 41 16 -10.5 -12.3 8 250 11000 70 21 -19.7 -7.2 | 64 19 -17.2 -8.5 9 200 12490 100 15 -14.8 2.6 | 96 12 -12.3 1.3 10 150 14280 105 19 -18.4 4.9 | 103 16 -15.9 3.6 11 100 16650 70 40 -37.6 -13.7 | 67 38 -35.1 -15.0 Wind Parameters Mean winds (0-6000m): 88.1 at 3.8 knts Storm direction: 118.1 at 2.8 knts Shear (0-3000m) pos: 0.9 neg: 0.2 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 119.3 deg Storm rel helicity (0-3000m) pos: 10.2 neg: -0.4 tot: 9.8 m^2/s^2 ave: 3.3 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 1.6 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 231.60 Bulk Shear: 3.51 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 ------------------------------------------------------------------------------- 500 294 1 297 4| 2.8 0.0 2.8| 2.8 0.0 2.8 5.5 0.76| 3.2 2.4 1000 29 2 337 4| 2.4 0.0 2.4| 7.4 0.0 7.4 7.4 0.87| 3.8 3.3 1500 63 3 3 3| 1.9 0.0 1.9| 10.2 0.0 10.2 6.8 0.90| 3.9 3.5 2000 80 3 23 2| 1.3 0.0 1.3| 10.2 -0.1 10.1 5.0 0.83| 3.1 2.5 2500 86 4 32 2| 1.0 0.1 1.1| 10.2 -0.3 9.9 4.0 0.77| 2.6 2.0 3000 89 4 36 2| 0.9 0.2 1.1| 10.2 -0.4 9.8 3.3 0.70| 2.2 1.6 4000 91 3 37 2| 0.6 0.1 0.8| 10.3 -0.4 9.9 2.5 0.67| 1.8 1.2 5000 91 4 39 2| 0.5 0.1 0.6| 10.4 -0.4 9.9 2.0 0.63| 1.5 1.0 6000 88 4 41 2| 0.4 0.2 0.6| 10.6 -0.5 10.1 1.7 0.59| 1.4 0.8 Wrote GIF file: /home/apache/climate/data/raob//VVVH/skewt/VVVH.skewt.20251012.00.gif