UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for VTUU... Searching the city database file for: VTUU ... Date:0000Z 13 OCT 25 Station: VTUU WMO ident: 48407 Latitude: 15.25 Longitude: 104.87 Elevation: 127.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 79 200 4 SFC 995 127 26.0 23.7 87 2.3 24.3 200 4 299.6 303.0 297.7 354.8 18.86 2 993 145 24.6 19.6 74 5.0 21.1 198 4 298.3 301.0 294.5 340.8 14.61 3 966 385 22.6 18.5 78 4.1 19.8 182 5 298.7 301.2 294.2 339.5 14.01 4 925 761 22.2 17.6 75 4.6 19.0 195 6 302.0 304.6 295.0 342.8 13.82 5 882 1175 20.8 14.8 69 6.0 16.8 55 2 304.7 306.9 294.5 340.8 12.09 6 850 1494 18.6 13.6 73 5.0 15.3 360 4 305.6 307.8 294.4 340.4 11.60 7 700 3138 10.6 3.6 62 7.0 6.5 85 10 314.2 315.6 293.4 336.5 7.10 8 505 5791 -4.3 -13.3 49 9.0 -7.9 94 10 326.9 327.4 293.3 336.1 2.72 9 500 5870 -4.7 -10.7 63 6.0 -7.3 95 10 327.3 328.0 294.0 338.7 3.38 10 425 7129 -12.9 -17.9 66 5.0 -14.6 77 11 332.4 332.9 294.3 340.1 2.20 11 400 7590 -15.1 -22.1 55 7.0 -17.3 75 12 335.4 335.7 294.6 341.2 1.63 12 360 8377 -19.7 -30.7 37 11.0 -22.2 70 13 339.5 339.6 294.9 342.6 0.82 13 353 8522 -20.7 -29.7 44 9.0 -22.8 68 13 340.0 340.2 295.1 343.5 0.92 14 308 9512 -28.5 -33.2 64 4.7 -29.3 63 14 342.6 342.8 295.6 345.5 0.76 15 300 9700 -29.7 -35.7 56 6.0 -30.7 65 13 343.5 343.6 295.7 345.9 0.61 16 250 10970 -39.9 -45.9 53 6.0 -40.4 75 11 346.7 346.8 296.1 347.8 0.25 17 229 11562 -45.1 -53.1 40 8.0 -45.5 49 10 347.6 347.7 296.2 348.1 0.12 18 200 12450 -53.1 -57.9 56 4.8 -53.2 355 6 348.7 348.7 296.4 349.0 0.08 19 166 13624 -63.5 -68.5 51 5.0 -63.6 328 10 350.4 350.4 296.7 350.5 0.02 20 150 14240 -68.1 -73.1 49 5.0 -68.1 325 19 352.8 352.8 297.3 352.8 0.01 21 121 15500 -77.7 -81.6 53 3.9 -77.7 44 20 357.6 357.6 298.2 357.6 0.00 22 118 15644 -76.5 -80.6 52 4.1 -76.5 52 21 362.4 362.4 299.2 362.4 0.01 23 114 15842 -77.9 -82.9 44 5.0 -77.9 64 24 363.3 363.3 299.4 363.4 0.00 24 112 15943 -76.5 -81.5 45 5.0 -76.5 70 25 367.8 367.8 300.2 367.8 0.00 25 100 16590 -79.9 -83.8 52 3.9 -79.9 105 34 373.4 373.4 301.1 373.4 0.00 26 98 16704 -80.1 -83.6 56 3.5 -80.1 110 32 375.1 375.1 301.5 375.1 0.00 27 95 16880 -79.5 -82.8 58 3.3 -79.5 105 31 379.7 379.7 302.2 379.7 0.00 28 85 17515 -77.3 -83.3 38 6.0 -77.3 87 29 396.4 396.4 304.7 396.4 0.00 29 85 17515 -77.3 -83.3 38 6.0 -77.3 87 29 396.4 396.4 304.7 396.4 0.00 30 75 18226 -80.9 -83.7 62 2.8 -80.9 67 27 403.3 403.3 305.6 403.3 0.00 31 74 18301 -80.9 -84.1 58 3.2 -80.9 67 27 404.8 404.8 305.9 404.8 0.00 32 70 18620 -73.9 -81.9 28 8.0 -73.9 105 24 426.3 426.3 308.4 426.3 0.01 33 69 18704 -73.7 -82.7 24 9.0 -73.7 102 23 428.5 428.5 308.7 428.5 0.01 34 67 18876 -72.7 -81.7 24 9.0 -72.8 95 21 434.3 434.3 309.3 434.3 0.01 35 57 19815 -76.7 -84.7 27 8.0 -76.7 61 13 445.7 445.7 310.4 445.8 0.01 36 54 20133 -67.7 -81.7 12 14.0 -67.9 71 22 473.4 473.4 312.9 473.5 0.01 37 50 20600 -64.3 -81.3 8 17.0 -64.6 85 36 492.0 492.0 314.4 492.0 0.01 38 34 22993 -56.9 -79.9 4 23.0 -58.0 88 44 568.8 568.8 319.1 568.9 0.02 39 30 23780 -58.9 -79.9 5 21.0 -59.9 80 53 584.1 584.1 319.9 584.2 0.02 40 28 24213 -58.7 -79.7 5 21.0 -59.8 78 53 596.3 596.3 320.5 596.4 0.02 TRP 98 16704 -80.1 -83.6 56 3.5 -80.1 110 32 375.1 375.1 301.5 375.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 561.28 mb = 5025.67 m = 16488.22 ft Wetbulb zero: 612.10 mb = 4228.40 m = 13872.53 ft Precipitable water: 1.85 inches Sfc-500 mean rel hum: 63.05 % Est. max temperature: 32.30 C = 90.15 F Sfc-Lift cond lev (LCL): 962.70 mb = 414.46 m = 1359.75 ft T: 22.57 C 700-500 lapse rate: 5.60 C/km ThetaE index: 15.34 C Layer 993.0- 925.0 mb Conv cond level (CCL): 777.34 mb = 2250.59 m = 7383.75 ft Mean mixing ratio: 13.85 g/kg Conv temperature: 35.99 C = 96.79 F Cap Strength: 3.91 C Lifted Index: 1.55 C Risk: Showers probable Lifted Index @300 mb: 3.59 C Lifted Index @700 mb: 2.49 C Showalter Index: 1.90 C Risk: Showers probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.30 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 181.20 Risk: None Energy Index: -0.31 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.64 J/kg Max Up Vert Vel: 6.58 m/s Conv Inhibition (B-): 19730.55 J/kg Cap Strength: 3.88 C Lift Cond Lev (LCL): 882.32 mb = 1171.69 m = 3844.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 114 at 6 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 ---------------------------------------------------------- 0 995 127 200 4 1.4 3.8 | 260 7 7.0 1.2 1 975 305 175 4 -0.3 4.0 | 254 5 5.3 1.5 2 941 610 200 6 2.1 5.6 | 248 8 7.7 3.1 3 925 761 195 6 1.6 5.8 | 245 8 7.2 3.3 4 909 914 200 4 1.4 3.8 | 260 7 7.0 1.2 5 877 1219 30 2 -1.0 -1.7 | 313 6 4.6 -4.3 6 850 1494 360 4 -0.0 -4.0 | 319 9 5.6 -6.5 7 817 1829 45 5 -3.5 -3.5 | 341 6 2.1 -6.1 8 788 2134 70 4 -3.8 -1.4 | 334 4 1.9 -3.9 9 760 2438 60 7 -6.1 -3.5 | 4 6 -0.4 -6.0 10 733 2743 60 7 -6.1 -3.5 | 4 6 -0.4 -6.0 11 700 3138 85 10 -10.0 -0.9 | 52 6 -4.3 -3.4 12 657 3658 80 12 -11.8 -2.1 | 53 8 -6.2 -4.6 13 609 4267 90 12 -12.0 0.0 | 68 7 -6.4 -2.5 14 565 4877 80 11 -10.8 -1.9 | 50 7 -5.2 -4.4 15 500 5870 95 10 -10.0 0.9 | 69 5 -4.3 -1.6 16 486 6096 80 10 -9.8 -1.7 | 45 6 -4.2 -4.3 17 400 7590 75 12 -11.6 -3.1 | 47 8 -6.0 -5.6 18 398 7620 80 11 -10.8 -1.9 | 50 7 -5.2 -4.4 19 324 9144 60 15 -13.0 -7.5 | 36 12 -7.4 -10.0 20 300 9700 65 13 -11.8 -5.5 | 38 10 -6.2 -8.0 21 261 10668 70 12 -11.3 -4.1 | 41 9 -5.7 -6.6 22 250 10970 75 11 -10.6 -2.8 | 43 7 -5.0 -5.4 23 208 12192 20 8 -2.7 -7.5 | 344 10 2.9 -10.0 24 200 12450 355 6 0.5 -6.0 | 324 10 6.1 -8.5 25 163 13716 325 10 5.7 -8.2 | 313 16 11.4 -10.7 26 150 14240 325 19 10.9 -15.6 | 318 24 16.5 -18.1 27 126 15240 30 17 -8.5 -14.7 | 9 17 -2.9 -17.2 28 102 16459 100 31 -30.5 5.4 | 97 25 -24.9 2.9 29 100 16590 105 34 -32.8 8.8 | 103 28 -27.2 6.3 30 98 16704 110 32 -30.1 10.9 | 109 26 -24.5 8.4 31 74 18288 65 27 -24.5 -11.4 | 54 23 -18.9 -13.9 32 70 18620 105 24 -23.2 6.2 | 102 18 -17.6 3.7 33 57 19812 60 12 -10.4 -6.0 | 29 10 -4.8 -8.5 34 50 20600 85 36 -35.9 -3.1 | 79 31 -30.2 -5.7 35 44 21336 100 35 -34.5 6.1 | 97 29 -28.9 3.6 36 35 22860 90 42 -42.0 0.0 | 86 36 -36.4 -2.5 37 30 23780 80 53 -52.2 -9.2 | 76 48 -46.6 -11.7 38 26 24384 75 53 -51.2 -13.7 | 70 48 -45.6 -16.2 Wind Parameters Mean winds (0-6000m): 84.2 at 8.2 knts Storm direction: 114.2 at 6.2 knts Shear (0-3000m) pos: 1.4 neg: 1.9 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 150.5 deg Storm rel helicity (0-3000m) pos: 24.4 neg: -3.5 tot: 20.8 m^2/s^2 ave: 6.9 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.49 Bulk Shear: 14.53 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 ------------------------------------------------------------------------------- 500 190 5 252 7| 0.0 2.1 2.1| 0.0 -2.3 -2.3 -4.6 -0.31| 4.5 -1.4 1000 190 5 252 7| 0.0 2.9 2.9| 7.1 -2.8 4.3 4.3 0.30| 6.8 2.0 1500 194 4 257 7| 0.0 2.9 2.9| 11.0 -2.9 8.1 5.4 0.31| 6.4 2.0 2000 142 4 255 3| 0.9 2.2 3.1| 14.2 -3.5 10.7 5.3 0.30| 6.0 1.8 2500 87 5 340 3| 0.8 2.3 3.1| 17.5 -3.5 13.9 5.6 0.36| 5.4 2.0 3000 79 5 352 4| 1.4 1.9 3.3| 24.4 -3.5 20.8 6.9 0.46| 5.3 2.4 4000 81 7 18 4| 1.2 1.7 2.9| 27.7 -3.5 24.1 6.0 0.46| 4.5 2.0 5000 83 8 31 4| 1.0 1.3 2.3| 28.9 -7.2 21.8 4.4 0.39| 3.9 1.5 6000 84 8 37 4| 0.9 1.3 2.1| 30.9 -10.2 20.7 3.5 0.33| 3.6 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20251013.00.gif