UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 26 APR 25 Station: VTSH WMO ident: 48568 Latitude: 7.20 Longitude: 100.60 Elevation: 5.00 ------------------------------------------------------------------------------- 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 5 26.4 24.2 88 2.2 24.8 160 1 298.7 302.2 297.6 354.6 19.15 1 1000 103 26.6 18.6 62 8.0 21.1 55 4 299.8 302.2 294.2 339.5 13.61 2 955 510 25.6 15.6 54 10.0 18.8 92 4 302.7 304.9 293.7 337.5 11.75 3 925 790 23.8 16.8 65 7.0 19.0 150 4 303.6 306.1 295.0 342.6 13.12 4 850 1525 19.0 14.0 73 5.0 15.7 190 9 306.0 308.3 294.7 341.8 11.91 5 700 3167 9.2 3.2 66 6.0 5.8 145 6 312.7 314.0 292.9 334.2 6.90 6 513 5679 -5.9 -10.1 72 4.2 -7.7 24 4 323.5 324.1 293.0 335.0 3.46 7 500 5880 -6.7 -12.7 62 6.0 -9.1 25 4 324.9 325.4 292.9 334.6 2.88 8 405 7506 -14.9 -31.9 22 17.0 -18.8 71 9 334.4 334.6 293.6 336.9 0.65 9 400 7600 -15.5 -31.5 24 16.0 -19.1 75 9 334.8 335.0 293.7 337.4 0.69 10 388 7829 -16.1 -26.1 42 10.0 -18.8 81 9 337.0 337.2 294.6 341.3 1.17 11 349 8616 -22.1 -28.1 58 6.0 -23.5 83 13 339.2 339.5 295.1 343.3 1.08 12 325 9135 -25.5 -46.5 12 21.0 -28.1 85 15 341.5 341.6 294.8 342.3 0.18 13 300 9710 -29.7 -40.7 34 11.0 -31.2 85 13 343.5 343.6 295.5 345.0 0.36 14 278 10248 -34.7 -42.7 44 8.0 -35.6 91 13 343.9 343.9 295.6 345.1 0.32 15 250 10980 -40.9 -57.9 14 17.0 -41.8 95 16 345.3 345.3 295.6 345.5 0.06 16 204 12332 -51.9 -66.9 15 15.0 -52.2 115 19 348.6 348.6 296.3 348.7 0.02 17 200 12460 -52.9 -65.9 19 13.0 -53.2 115 19 349.0 349.0 296.4 349.1 0.03 18 150 14250 -67.7 -74.7 36 7.0 -67.8 100 27 353.5 353.5 297.4 353.5 0.01 19 128 15188 -74.9 -80.9 39 6.0 -74.9 95 24 356.9 356.9 298.1 356.9 0.00 20 100 16610 -78.3 -82.8 48 4.5 -78.3 335 8 376.4 376.4 301.6 376.5 0.00 21 79 17938 -83.3 -86.7 55 3.4 -83.3 355 16 392.4 392.4 304.1 392.4 0.00 22 76 18154 -82.9 -87.2 47 4.3 -82.9 7 14 397.6 397.6 304.9 397.6 0.00 23 70 18620 -76.5 -83.5 32 7.0 -76.5 125 4 420.7 420.7 307.8 420.7 0.01 24 63 19233 -71.9 -81.9 21 10.0 -72.0 188 10 443.7 443.7 310.3 443.8 0.01 25 50 20610 -66.9 -80.9 12 14.0 -67.1 270 19 485.8 485.8 313.9 485.9 0.01 26 47 20988 -63.1 -79.1 10 16.0 -63.5 275 17 503.6 503.6 315.2 503.7 0.02 27 39 22124 -68.3 -83.3 10 15.0 -68.5 328 9 518.1 518.1 316.2 518.1 0.01 28 30 23760 -52.9 -74.9 5 22.0 -54.8 255 1 600.4 600.4 320.6 600.8 0.05 29 27 24445 -49.7 -73.7 4 24.0 -52.5 14 7 627.8 627.8 321.8 628.3 0.07 30 24 25211 -52.5 -75.5 5 23.0 -54.8 641.2 641.2 322.3 641.6 0.06 TRP 79 17938 -83.3 -86.7 55 3.4 -83.3 355 16 392.4 392.4 304.1 392.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 586.07 mb = 4697.30 m = 15410.89 ft Wetbulb zero: 620.05 mb = 4147.13 m = 13605.90 ft Precipitable water: 1.87 inches Sfc-500 mean rel hum: 67.98 % Est. max temperature: 33.44 C = 92.20 F Sfc-Lift cond lev (LCL): 978.68 mb = 293.31 m = 962.31 ft T: 26.13 C 700-500 lapse rate: 5.86 C/km ThetaE index: 17.07 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 765.92 mb = 2405.90 m = 7893.29 ft Mean mixing ratio: 13.01 g/kg Conv temperature: 37.36 C = 99.25 F Cap Strength: 3.74 C Lifted Index: -0.10 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.09 C Lifted Index @700 mb: 1.39 C Showalter Index: -0.63 C Risk: Thunderstorms probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 20.70 C K Index: 33.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 190.00 Risk: None Energy Index: -1.42 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.17 J/kg Max Up Vert Vel: 8.02 m/s Conv Inhibition (B-): 249.42 J/kg Cap Strength: 3.74 C Lift Cond Lev (LCL): 852.46 mb = 1499.89 m = 4920.85 ft Lev Free Conv (LFC): 577.46 mb = 4722.18 m = 15492.54 ft Equ Level (EL): 487.46 mb = 6076.00 m = 19934.13 ft B at Equ Level: 31.69 J/kg Max Parcel Lev (MPL): 417.46 mb = 7272.04 m = 23858.10 ft Wind level data Storm motion: 178 at 4 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 5 160 1 -0.3 0.9 | 3 3 -0.2 -3.3 1 1000 103 55 4 -3.3 -2.3 | 26 7 -3.1 -6.5 2 977 305 355 7 0.6 -7.0 | 356 11 0.8 -11.2 3 944 610 140 3 -1.9 2.3 | 43 3 -1.8 -1.9 4 925 790 150 4 -2.0 3.5 | 68 2 -1.8 -0.7 5 912 914 165 4 -1.0 3.9 | 68 1 -0.9 -0.3 6 880 1219 180 6 0.0 6.0 | 186 2 0.2 1.8 7 850 1525 190 9 1.6 8.9 | 200 5 1.7 4.7 8 820 1829 200 10 3.4 9.4 | 215 6 3.6 5.2 9 791 2134 185 9 0.8 9.0 | 191 5 1.0 4.8 10 763 2438 190 8 1.4 7.9 | 203 4 1.6 3.7 11 736 2743 180 7 0.0 7.0 | 184 3 0.2 2.8 12 700 3167 145 6 -3.4 4.9 | 102 3 -3.3 0.7 13 659 3658 115 6 -5.4 2.5 | 72 6 -5.3 -1.7 14 611 4267 30 2 -1.0 -1.7 | 8 6 -0.8 -5.9 15 566 4877 20 5 -1.7 -4.7 | 10 9 -1.5 -8.9 16 500 5880 25 4 -1.7 -3.6 | 11 8 -1.5 -7.8 17 486 6096 10 5 -0.9 -4.9 | 4 9 -0.7 -9.1 18 400 7600 75 9 -8.7 -2.3 | 52 11 -8.5 -6.5 19 399 7620 80 8 -7.9 -1.4 | 54 10 -7.7 -5.6 20 324 9144 85 15 -14.9 -1.3 | 70 16 -14.8 -5.5 21 300 9710 85 13 -13.0 -1.1 | 67 14 -12.8 -5.3 22 261 10668 95 13 -13.0 1.1 | 76 13 -12.8 -3.1 23 250 10980 95 16 -15.9 1.4 | 80 16 -15.8 -2.8 24 208 12192 115 18 -16.3 7.6 | 102 16 -16.1 3.4 25 200 12460 115 19 -17.2 8.0 | 103 17 -17.0 3.8 26 163 13716 100 21 -20.7 3.6 | 88 21 -20.5 -0.6 27 150 14250 100 27 -26.6 4.7 | 91 26 -26.4 0.5 28 127 15240 95 24 -23.9 2.1 | 85 24 -23.7 -2.1 29 103 16459 245 9 8.2 3.8 | 273 8 8.3 -0.4 30 100 16610 335 8 3.4 -7.3 | 343 12 3.6 -11.5 31 79 17938 355 16 1.4 -15.9 | 356 20 1.6 -20.1 32 74 18288 15 12 -3.1 -11.6 | 11 16 -2.9 -15.8 33 70 18620 125 4 -3.3 2.3 | 58 4 -3.1 -1.9 34 57 19812 245 15 13.6 6.3 | 261 14 13.8 2.1 35 50 20610 270 19 19.0 -0.0 | 282 20 19.2 -4.2 36 44 21336 280 16 15.8 -2.8 | 294 17 15.9 -7.0 37 35 22860 10 3 -0.5 -3.0 | 3 7 -0.3 -7.2 38 30 23760 255 1 1.0 0.3 | 344 4 1.1 -3.9 39 26 24384 65 9 -8.2 -3.8 | 45 11 -8.0 -8.0 Wind Parameters Mean winds (0-6000m): 147.6 at 5.6 knts Storm direction: 177.6 at 4.2 knts Shear (0-3000m) pos: 1.9 neg: 1.6 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 125.5 deg Storm rel helicity (0-3000m) pos: 24.6 neg: -17.7 tot: 6.9 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.79 Bulk Shear: 11.52 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 25 5 13 9| 0.0 4.3 4.3| 20.2 -12.1 8.2 16.3 0.24| 21.0 5.1 1000 75 4 37 7| 2.9 2.1 5.1| 20.9 -12.1 8.8 8.8 0.25| 13.7 3.3 1500 159 5 109 2| 3.6 1.4 5.0| 22.0 -12.1 9.8 6.6 0.27| 10.8 3.0 2000 181 6 189 2| 2.9 1.1 3.9| 23.9 -14.0 10.0 5.0 0.25| 8.9 2.3 2500 184 7 194 3| 2.3 1.1 3.4| 24.6 -15.1 9.5 3.8 0.23| 7.6 1.7 3000 182 7 190 3| 1.9 1.6 3.5| 24.6 -17.7 6.9 2.3 0.12| 7.0 0.9 4000 168 6 152 2| 1.4 1.9 3.3| 24.6 -28.8 -4.2 -1.0 -0.06| 6.5 -0.4 5000 161 6 128 2| 1.1 1.7 2.8| 25.0 -32.9 -7.9 -1.6 -0.10| 5.7 -0.6 6000 148 6 101 3| 1.0 1.4 2.4| 25.3 -34.0 -8.7 -1.4 -0.10| 4.9 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250426.00.gif