UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 20 OCT 25 Station: VTCC WMO ident: 48327 Latitude: 18.78 Longitude: 98.98 Elevation: 314.00 ------------------------------------------------------------------------------- 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 122 SFC 978 314 25.0 19.0 69 6.0 20.8 0 0 300.1 302.7 294.8 341.8 14.28 2 951 561 22.2 18.6 80 3.6 19.7 12 5 299.6 302.2 294.7 341.5 14.32 3 933 728 23.2 17.2 69 6.0 19.1 6 8 302.3 304.7 294.7 341.7 13.35 4 925 804 22.8 16.8 69 6.0 18.7 360 10 302.6 305.0 294.7 341.4 13.12 5 897 1072 22.0 15.0 64 7.0 17.3 115 11 304.5 306.7 294.4 340.4 12.04 6 850 1538 18.4 12.4 68 6.0 14.5 125 14 305.4 307.4 293.7 337.5 10.70 7 743 2678 11.8 3.8 58 8.0 7.2 117 14 310.2 311.5 292.0 331.1 6.78 8 700 3174 8.0 4.1 76 3.9 5.8 100 13 311.3 312.7 292.8 334.1 7.36 9 693 3257 7.4 4.0 79 3.4 5.4 99 13 311.6 313.0 292.9 334.4 7.38 10 675 3474 7.0 4.3 83 2.7 5.4 97 12 313.5 315.0 293.7 337.6 7.74 11 637 3952 6.2 0.2 65 6.0 2.9 93 10 317.8 319.0 293.6 337.3 6.11 12 597 4482 3.4 -4.6 56 8.0 -0.6 79 8 320.5 321.4 293.2 335.3 4.56 13 563 4956 -0.3 -3.8 77 3.5 -2.1 57 7 321.6 322.6 293.9 338.3 5.14 14 500 5900 -5.1 -10.1 68 5.0 -7.3 90 8 326.8 327.5 294.0 338.8 3.55 15 481 6203 -7.3 -11.4 72 4.1 -9.0 102 10 327.8 328.4 294.1 339.0 3.33 16 443 6840 -10.7 -19.7 48 9.0 -13.7 115 13 331.3 331.6 293.7 337.6 1.81 17 436 6963 -11.7 -17.7 61 6.0 -13.8 117 14 331.5 331.9 294.1 339.1 2.18 18 417 7303 -13.5 -19.5 61 6.0 -15.5 124 16 333.4 333.8 294.4 340.4 1.96 19 409 7451 -13.1 -31.1 21 18.0 -17.4 127 17 335.8 336.0 293.9 338.4 0.70 20 400 7620 -13.9 -32.9 18 19.0 -18.3 130 18 336.9 337.0 294.1 339.2 0.60 21 399 7639 -13.9 -35.9 14 22.0 -18.6 135 19 337.2 337.3 294.0 338.9 0.45 22 392 7773 -14.5 -35.5 15 21.0 -19.0 135 18 338.1 338.2 294.3 339.9 0.47 23 336 8916 -24.7 -35.7 35 11.0 -26.6 131 9 339.4 339.5 294.7 341.5 0.54 24 300 9730 -30.7 -42.7 30 12.0 -32.1 150 2 342.1 342.2 295.1 343.3 0.30 25 294 9873 -31.7 -48.7 17 17.0 -33.3 152 2 342.7 342.7 295.1 343.3 0.16 26 250 11000 -40.9 -48.9 42 8.0 -41.5 200 3 345.3 345.3 295.7 346.0 0.18 27 237 11361 -43.9 -50.9 46 7.0 -44.3 200 4 346.0 346.1 295.9 346.7 0.15 28 200 12480 -52.3 -64.3 22 12.0 -52.6 230 4 349.9 350.0 296.7 350.1 0.03 29 196 12610 -53.3 -65.3 22 12.0 -53.6 236 5 350.4 350.4 296.7 350.5 0.03 30 172 13433 -60.7 -69.7 30 9.0 -60.8 272 9 351.5 351.5 297.0 351.6 0.02 31 150 14270 -66.7 -74.7 32 8.0 -66.8 270 9 355.2 355.2 297.7 355.2 0.01 32 119 15638 -76.1 -82.1 38 6.0 -76.1 232 13 362.2 362.2 299.1 362.2 0.00 33 100 16630 -80.5 -84.9 48 4.4 -80.5 275 4 372.2 372.2 300.9 372.2 0.00 34 97 16802 -80.1 -83.9 53 3.8 -80.1 376.2 376.2 301.6 376.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 565.76 mb = 4917.54 m = 16133.47 ft Wetbulb zero: 604.11 mb = 4385.20 m = 14386.97 ft Precipitable water: 1.69 inches Sfc-500 mean rel hum: 68.33 % Est. max temperature: 31.27 C = 88.29 F Sfc-Lift cond lev (LCL): 895.98 mb = 1081.98 m = 3549.77 ft T: 21.92 C 700-500 lapse rate: 4.81 C/km ThetaE index: 10.57 C Layer 925.0- 700.0 mb Conv cond level (CCL): 779.78 mb = 2268.64 m = 7442.96 ft Mean mixing ratio: 13.14 g/kg Conv temperature: 33.40 C = 92.12 F Cap Strength: 2.98 C Lifted Index: 1.21 C Risk: Showers probable Lifted Index @300 mb: 2.74 C Lifted Index @700 mb: 0.01 C Showalter Index: 2.73 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 17.50 C K Index: 32.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 184.80 Risk: None Energy Index: 0.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.01 J/kg Max Up Vert Vel: 7.35 m/s Conv Inhibition (B-): 148.18 J/kg Cap Strength: 2.98 C Lift Cond Lev (LCL): 851.90 mb = 1518.70 m = 4982.56 ft Lev Free Conv (LFC): 696.90 mb = 3210.74 m = 10533.80 ft Equ Level (EL): 676.90 mb = 3451.19 m = 11322.66 ft B at Equ Level: 25.47 J/kg Max Parcel Lev (MPL): 626.90 mb = 4082.31 m = 13393.23 ft Wind level data Storm motion: 133 at 8 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 ---------------------------------------------------------- 0 978 314 0 0 -0.0 -0.0 | 313 8 5.9 -5.6 1 946 610 15 6 -1.6 -5.8 | 339 12 4.4 -11.4 2 925 804 360 10 -0.0 -10.0 | 339 17 5.9 -15.6 3 913 914 110 8 -7.5 2.7 | 29 3 -1.6 -2.9 4 882 1219 120 13 -11.3 6.5 | 99 5 -5.3 0.9 5 850 1538 125 14 -11.5 8.0 | 114 6 -5.5 2.4 6 821 1829 130 22 -16.9 14.1 | 128 14 -10.9 8.5 7 792 2134 130 18 -13.8 11.6 | 127 10 -7.9 6.0 8 764 2438 125 16 -13.1 9.2 | 116 8 -7.2 3.6 9 737 2743 115 14 -12.7 5.9 | 93 7 -6.8 0.3 10 700 3174 100 13 -12.8 2.3 | 64 8 -6.9 -3.4 11 659 3658 95 11 -11.0 1.0 | 47 7 -5.0 -4.7 12 612 4267 90 8 -8.0 0.0 | 20 6 -2.1 -5.6 13 567 4877 55 7 -5.7 -4.0 | 359 10 0.2 -9.6 14 500 5900 90 8 -8.0 0.0 | 20 6 -2.1 -5.6 15 487 6096 100 9 -8.9 1.6 | 36 5 -2.9 -4.1 16 400 7620 130 18 -13.8 11.6 | 127 10 -7.9 6.0 17 400 7620 135 19 -13.4 13.4 | 136 11 -7.5 7.8 18 325 9144 130 7 -5.4 4.5 | 333 1 0.6 -1.1 19 300 9730 150 2 -1.0 1.7 | 308 6 4.9 -3.9 20 262 10668 165 5 -1.3 4.8 | 280 5 4.6 -0.8 21 250 11000 200 3 1.0 2.8 | 292 7 6.9 -2.8 22 209 12192 200 6 2.1 5.6 | 270 8 8.0 0.0 23 200 12480 230 4 3.1 2.6 | 289 9 9.0 -3.0 24 164 13716 285 10 9.7 -2.6 | 298 18 15.6 -8.2 25 150 14270 270 9 9.0 -0.0 | 291 16 14.9 -5.6 26 127 15240 215 17 9.8 13.9 | 242 18 15.7 8.3 27 103 16459 270 5 5.0 -0.0 | 297 12 10.9 -5.6 28 100 16630 275 4 4.0 -0.3 | 301 12 9.9 -6.0 Wind Parameters Mean winds (0-6000m): 103.5 at 10.9 knts Storm direction: 133.5 at 8.2 knts Shear (0-3000m) pos: 3.7 neg: 2.2 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 105.9 deg Storm rel helicity (0-3000m) pos: 40.4 neg: -18.2 tot: 22.2 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.33 Bulk Shear: 20.25 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 9 5 334 12| 10.1 0.0 10.1| 17.7 0.0 17.7 35.5 0.59| 10.4 6.1 1000 81 8 15 7| 6.8 0.0 6.8| 33.0 0.0 33.0 33.0 0.61| 15.7 9.6 1500 110 11 64 5| 7.4 0.0 7.4| 40.1 0.0 40.1 26.7 0.55| 13.5 7.5 2000 119 13 96 5| 5.6 1.3 6.8| 40.4 -2.8 37.5 18.8 0.47| 11.4 5.3 2500 119 13 99 6| 4.4 1.9 6.4| 40.4 -11.4 29.0 11.6 0.33| 10.1 3.4 3000 117 13 93 6| 3.7 2.2 5.9| 40.4 -18.2 22.2 7.4 0.24| 9.1 2.2 4000 111 12 80 6| 2.8 2.1 4.9| 40.4 -26.4 14.0 3.5 0.14| 7.5 1.1 5000 106 11 64 6| 2.4 2.1 4.5| 43.2 -31.9 11.3 2.3 0.11| 6.6 0.7 6000 103 11 57 6| 2.5 1.8 4.2| 50.4 -31.9 18.5 3.1 0.16| 6.0 1.0 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20251020.00.gif