UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for VO041... Searching the city database file for: VO041 ... Date:0000Z 18 APR 25 Station: VO041 WMO ident: 43041 Latitude: 19.08 Longitude: 82.03 ------------------------------------------------------------------------------- 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 945 559 24.4 21.7 85 2.7 22.5 0 0 302.4 305.6 297.5 354.3 17.55 1 918 811 23.8 22.8 94 1.0 23.1 216 16 304.3 307.9 299.1 362.2 19.37 2 898 1003 26.4 21.4 74 5.0 22.7 235 16 308.9 312.3 299.5 364.1 18.15 3 850 1484 25.6 8.6 34 17.0 14.8 265 8 313.0 314.5 294.0 338.7 8.27 4 700 3150 11.4 0.4 47 11.0 5.4 15 15 315.1 316.2 292.5 332.9 5.63 5 500 5860 -4.9 -39.9 4 35.0 -12.2 310 18 327.1 327.1 291.2 328.0 0.24 6 400 7570 -15.5 -38.5 12 23.0 -19.8 325 24 334.8 334.9 293.4 336.2 0.34 7 300 9700 -28.5 -68.5 1 40.0 -31.0 285 36 345.2 345.2 295.6 345.3 0.01 8 250 10970 -39.7 -76.7 1 37.0 -40.8 270 23 347.0 347.0 296.0 347.1 0.00 9 200 12460 -50.5 -83.5 1 33.0 -51.0 270 18 352.8 352.8 297.3 352.8 0.00 10 150 14280 -64.9 -93.9 1 29.0 -65.0 250 12 358.3 358.3 298.4 358.3 0.00 TRP WND Sounding variables and indices Freezing level: 560.12 mb = 5045.34 m = 16552.74 ft Wetbulb zero: 639.11 mb = 3882.98 m = 12739.28 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 37.48 % Est. max temperature: 35.60 C = 96.08 F Sfc-Lift cond lev (LCL): 908.83 mb = 898.46 m = 2947.68 ft T: 24.98 C 700-500 lapse rate: 6.01 C/km ThetaE index: 36.11 C Layer 850.0- 400.0 mb Conv cond level (CCL): 743.95 mb = 2627.54 m = 8620.44 ft Mean mixing ratio: 15.40 g/kg Conv temperature: 36.32 C = 97.38 F Cap Strength: 5.00 C Lifted Index: -3.63 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.68 C Lifted Index @700 mb: -0.49 C Showalter Index: 2.46 C Risk: Showers probable Total Totals Index: 44.00 C Risk: None Vertical Totals Index: 30.50 C Cross Totals Index: 13.50 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 137.20 Risk: None Energy Index: -1.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1141.53 J/kg Max Up Vert Vel: 47.78 m/s Conv Inhibition (B-): 199.20 J/kg Cap Strength: 5.00 C Lift Cond Lev (LCL): 812.03 mb = 1876.13 m = 6155.20 ft Lev Free Conv (LFC): 707.03 mb = 3064.25 m = 10053.18 ft Equ Level (EL): 177.03 mb = 13231.80 m = 43410.89 ft B at Equ Level: 1133.72 J/kg Wind level data Storm motion: 4 at 12 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 ---------------------------------------------------------- 0 945 559 0 0 -0.0 -0.0 | 184 12 0.9 11.8 1 939 610 195 6 1.6 5.8 | 188 18 2.5 17.6 2 925 739 210 15 7.5 13.0 | 199 26 8.4 24.8 3 907 914 225 17 12.0 12.0 | 209 27 12.9 23.8 4 876 1219 260 12 11.8 2.1 | 223 19 12.7 13.9 5 850 1484 265 8 8.0 0.7 | 215 15 8.9 12.5 6 817 1829 310 2 1.5 -1.3 | 193 11 2.4 10.5 7 788 2134 20 9 -3.1 -8.5 | 147 4 -2.2 3.3 8 761 2438 25 13 -5.5 -11.8 | 90 5 -4.6 0.0 9 734 2743 25 15 -6.3 -13.6 | 72 6 -5.4 -1.8 10 708 3048 20 15 -5.1 -14.1 | 61 5 -4.2 -2.3 11 700 3150 15 15 -3.9 -14.5 | 48 4 -3.0 -2.7 12 657 3658 10 15 -2.6 -14.8 | 30 3 -1.7 -3.0 13 633 3962 355 17 1.5 -16.9 | 335 6 2.4 -5.1 14 609 4267 340 20 6.8 -18.8 | 312 10 7.7 -7.0 15 587 4572 340 23 7.9 -21.6 | 318 13 8.8 -9.8 16 565 4877 335 25 10.6 -22.7 | 313 16 11.5 -10.9 17 524 5486 315 20 14.1 -14.1 | 279 15 15.1 -2.4 18 500 5860 310 18 13.8 -11.6 | 269 15 14.7 0.2 19 485 6096 315 17 12.0 -12.0 | 271 13 12.9 -0.2 20 400 7570 325 24 13.8 -19.7 | 298 17 14.7 -7.9 21 397 7620 325 25 14.3 -20.5 | 300 18 15.2 -8.7 22 323 9144 300 29 25.1 -14.5 | 276 26 26.0 -2.7 23 300 9700 285 36 34.8 -9.3 | 266 36 35.7 2.5 24 261 10668 275 30 29.9 -2.6 | 253 32 30.8 9.2 25 250 10970 270 23 23.0 -0.0 | 244 27 23.9 11.8 26 208 12192 285 20 19.3 -5.2 | 252 21 20.2 6.6 27 200 12460 270 18 18.0 -0.0 | 238 22 18.9 11.8 28 164 13716 275 16 15.9 -1.4 | 238 20 16.8 10.4 29 150 14280 250 12 11.3 4.1 | 217 20 12.2 15.9 30 127 15240 315 13 9.2 -9.2 | 256 10 10.1 2.6 Wind Parameters Mean winds (0-6000m): 334.4 at 15.8 knts Storm direction: 4.4 at 11.8 knts Shear (0-3000m) pos: 4.6 neg: 2.8 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): -150.9 deg Storm rel helicity (0-3000m) pos: 93.2 neg: -35.1 tot: 58.1 m^2/s^2 ave: 19.4 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 10.2 stream: -0.5 10^-3/s Energy-Hel index: 0.67 Bulk Rich Number: 14.55 Bulk Shear: 78.45 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 ------------------------------------------------------------------------------- 500 220 13 203 24| 0.0 15.1 15.1| 80.1 0.0 80.1 160.2 0.52| 25.3 13.3 1000 236 12 210 21| 5.0 7.5 12.5| 91.6 -9.4 82.2 82.2 0.36| 18.2 6.6 1500 244 9 211 18| 6.7 5.0 11.7| 93.2 -22.7 70.6 47.1 0.18| 16.0 2.9 2000 271 10 223 16| 6.9 3.8 10.7| 93.2 -30.4 62.9 31.4 0.02| 14.0 0.2 2500 325 11 248 8| 5.6 3.0 8.6| 93.2 -33.1 60.1 24.0 -0.02| 11.7 -0.2 3000 348 12 262 3| 4.6 2.8 7.5| 93.2 -35.1 58.1 19.4 -0.05| 10.2 -0.5 4000 350 13 291 4| 3.5 3.4 6.9| 96.7 -46.1 50.6 12.6 -0.13| 9.3 -1.2 5000 341 15 294 6| 2.8 3.4 6.2| 96.7 -90.3 6.4 1.3 -0.24| 8.8 -2.1 6000 334 16 287 8| 2.4 2.9 5.3|106.1 -98.3 7.8 1.3 -0.21| 7.8 -1.7 Wrote GIF file: /home/apache/climate/data/raob//VO041/skewt/VO041.skewt.20250418.00.gif