UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052912.upa.cvt Date: 1200Z 29 MAY 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 29 MAY 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 1009 5 31.6 24.6 67 7.0 26.3 110 2 304.0 307.6 299.2 362.6 19.65 1 1000 89 30.2 21.2 59 9.0 23.7 200 4 303.4 306.3 296.8 351.0 16.05 2 925 783 25.8 16.8 58 9.0 19.6 250 11 305.7 308.1 295.5 345.0 13.12 3 852 1500 19.2 14.2 73 5.0 15.8 265 13 306.1 308.3 294.8 342.2 12.04 4 850 1520 19.0 14.0 73 5.0 15.7 265 13 306.0 308.3 294.7 341.8 11.91 5 700 3168 11.6 -0.4 43 12.0 5.1 285 9 315.3 316.4 292.3 332.2 5.31 6 500 5900 -4.5 -11.5 58 7.0 -7.5 345 9 327.6 328.2 293.9 338.3 3.17 7 400 7620 -13.7 -21.7 51 8.0 -16.3 90 16 337.2 337.5 295.1 343.3 1.69 8 300 9750 -28.7 -38.7 38 10.0 -30.2 130 12 344.9 345.0 295.9 346.7 0.45 9 250 11030 -37.9 -43.9 53 6.0 -38.5 65 33 349.7 349.8 296.8 351.0 0.31 10 227 11688 -43.5 -48.3 59 4.8 -43.9 65 37 350.9 351.0 297.0 351.8 0.21 11 200 12530 -49.9 -59.9 30 10.0 -50.3 65 45 353.8 353.8 297.5 354.0 0.06 12 185 13034 -54.1 -65.1 25 11.0 -54.4 63 47 354.9 354.9 297.7 355.1 0.03 13 150 14340 -66.5 -72.5 43 6.0 -66.5 60 44 355.5 355.5 297.8 355.6 0.01 14 115 15896 -78.7 -83.5 45 4.8 -78.7 65 54 361.0 361.0 298.9 361.0 0.00 15 100 16690 -78.9 -83.9 44 5.0 -78.9 85 41 375.3 375.3 301.5 375.3 0.00 16 89 17349 -81.9 -86.1 49 4.2 -81.9 77 28 382.0 382.0 302.6 382.0 0.00 17 87 17476 -82.3 -87.3 42 5.0 -82.3 75 25 383.7 383.7 302.8 383.7 0.00 18 86 17541 -82.3 -87.3 42 5.0 -82.3 75 25 385.0 385.0 303.1 385.0 0.00 19 75 18326 -72.7 -83.7 17 11.0 -72.8 83 20 420.5 420.5 307.7 420.5 0.00 20 70 18730 -74.3 -82.3 28 8.0 -74.3 160 9 425.4 425.4 308.3 425.5 0.01 21 50 20730 -65.3 -80.3 11 15.0 -65.5 350 3 489.6 489.6 314.2 489.7 0.01 22 30 23890 -56.5 -78.5 5 22.0 -57.8 80 29 590.6 590.6 320.2 590.8 0.03 23 26 24801 -55.3 -78.3 4 23.0 -57.0 618.7 618.7 321.5 618.9 0.03 TRP 87 17476 -82.3 -87.3 42 5.0 -82.3 75 25 383.7 383.7 302.8 383.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5811.00 m Freezing level: 555.90 mb = 5136.40 m = 16851.49 ft Wetbulb zero: 618.76 mb = 4169.70 m = 13679.96 ft Precipitable water: 1.86 inches Sfc-500 mean rel hum: 55.51 % Est. max temperature: 33.66 C = 92.59 F Sfc-Lift cond lev (LCL): 912.46 mb = 901.96 m = 2959.15 ft T: 24.70 C 700-500 lapse rate: 5.89 C/km ThetaE index: 30.41 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 782.03 mb = 2227.40 m = 7307.67 ft Mean mixing ratio: 14.60 g/kg Conv temperature: 37.67 C = 99.80 F Cap Strength: 1.68 C Lifted Index: -0.92 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.64 C Lifted Index @700 mb: 1.50 C Showalter Index: 1.57 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 18.50 C K Index: 25.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 203.00 Risk: None Energy Index: -0.66 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.85 J/kg Max Up Vert Vel: 10.76 m/s Conv Inhibition (B-): 151.17 J/kg Cap Strength: 1.68 C Lift Cond Lev (LCL): 843.62 mb = 1583.97 m = 5196.70 ft Lev Free Conv (LFC): 578.62 mb = 4714.27 m = 15466.59 ft Equ Level (EL): 408.62 mb = 7455.70 m = 24460.66 ft B at Equ Level: 57.21 J/kg Max Parcel Lev (MPL): 268.62 mb = 10525.72 m = 34532.80 ft Wind level data Storm motion: 314 at 7 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 1009 5 110 2 -1.9 0.7 | 129 9 -6.7 5.4 1 1000 89 200 4 1.4 3.8 | 158 9 -3.4 8.4 2 976 305 250 5 4.7 1.7 | 179 6 -0.1 6.4 3 943 610 245 12 10.9 5.1 | 212 11 6.1 9.7 4 925 783 250 11 10.3 3.8 | 213 10 5.5 8.4 5 911 914 250 11 10.3 3.8 | 213 10 5.5 8.4 6 880 1219 260 10 9.8 1.7 | 218 8 5.0 6.4 7 850 1520 265 13 13.0 1.1 | 235 10 8.1 5.8 8 820 1829 260 12 11.8 2.1 | 226 10 7.0 6.8 9 791 2134 245 9 8.2 3.8 | 202 9 3.3 8.5 10 763 2438 270 12 12.0 -0.0 | 237 9 7.2 4.7 11 736 2743 270 10 10.0 -0.0 | 228 7 5.2 4.7 12 700 3168 285 9 8.7 -2.3 | 239 5 3.9 2.3 13 659 3658 300 11 9.5 -5.5 | 280 5 4.7 -0.8 14 611 4267 310 7 5.4 -4.5 | 253 1 0.6 0.2 15 567 4877 350 5 0.9 -4.9 | 86 4 -3.9 -0.3 16 500 5900 345 9 2.3 -8.7 | 32 5 -2.5 -4.0 17 487 6096 340 9 3.1 -8.5 | 25 4 -1.7 -3.8 18 400 7620 90 16 -16.0 0.0 | 103 21 -20.8 4.7 19 400 7620 95 17 -16.9 1.5 | 106 23 -21.7 6.1 20 326 9144 115 17 -15.4 7.2 | 120 23 -20.2 11.9 21 300 9750 130 12 -9.2 7.7 | 131 19 -14.0 12.4 22 263 10668 55 23 -18.8 -13.2 | 70 25 -23.6 -8.5 23 250 11030 65 33 -29.9 -13.9 | 75 36 -34.7 -9.3 24 210 12192 65 41 -37.2 -17.3 | 73 44 -42.0 -12.7 25 200 12530 65 45 -40.8 -19.0 | 73 48 -45.6 -14.4 26 166 13716 60 51 -44.2 -25.5 | 67 53 -49.0 -20.8 27 150 14340 60 44 -38.1 -22.0 | 68 46 -42.9 -17.3 28 128 15240 60 56 -48.5 -28.0 | 66 58 -53.3 -23.3 29 104 16459 70 52 -48.9 -17.8 | 76 55 -53.7 -13.1 30 100 16690 85 41 -40.8 -3.6 | 91 46 -45.7 1.1 31 87 17476 75 25 -24.1 -6.5 | 86 29 -29.0 -1.8 32 76 18288 75 21 -20.3 -5.4 | 88 25 -25.1 -0.8 33 70 18730 160 9 -3.1 8.5 | 149 15 -7.9 13.1 34 58 19812 350 12 2.1 -11.8 | 21 8 -2.7 -7.2 35 50 20730 350 3 0.5 -3.0 | 112 5 -4.3 1.7 36 45 21336 310 6 4.6 -3.9 | 165 1 -0.2 0.8 37 35 22860 90 20 -20.0 0.0 | 101 25 -24.8 4.7 38 30 23890 80 29 -28.6 -5.0 | 89 33 -33.4 -0.4 39 27 24384 85 29 -28.9 -2.5 | 94 34 -33.7 2.1 Wind Parameters Mean winds (0-6000m): 284.1 at 8.9 knts Storm direction: 314.1 at 6.7 knts Shear (0-3000m) pos: 2.5 neg: 0.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 106.0 deg Storm rel helicity (0-3000m) pos: 46.6 neg: -14.2 tot: 32.4 m^2/s^2 ave: 10.8 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 9.91 Bulk Shear: 5.84 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 ------------------------------------------------------------------------------- 500 236 5 178 8| 11.5 0.0 11.5| 22.8 0.0 22.8 45.6 0.83| 13.5 11.2 1000 245 8 198 9| 6.4 0.0 6.4| 27.4 0.0 27.4 27.4 0.72| 8.9 6.5 1500 251 9 207 9| 5.0 0.0 5.0| 34.5 0.0 34.5 23.0 0.71| 7.5 5.3 2000 254 10 213 9| 3.8 1.0 4.7| 34.5 -9.5 25.0 12.5 0.46| 6.6 3.0 2500 255 10 214 9| 3.4 0.8 4.2| 45.7 -12.6 33.1 13.2 0.48| 6.6 3.2 3000 258 10 217 8| 2.5 0.6 3.2| 46.6 -14.2 32.4 10.8 0.43| 6.0 2.6 4000 267 10 225 7| 1.8 0.5 2.3| 51.1 -14.2 36.9 9.2 0.45| 5.3 2.4 5000 274 9 228 6| 1.0 0.4 1.4| 51.6 -14.7 36.9 7.4 0.41| 5.0 2.1 6000 284 9 237 5| 0.9 0.1 1.0| 51.6 -18.7 32.9 5.5 0.31| 4.5 1.4 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250529.12.gif