UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for KVBG... Searching the city database file for: KVBG ... Date:1200Z 27 APR 25 Station: KVBG WMO ident: 72393 Latitude: 34.73 Longitude: -120.58 Elevation: 112.00 ------------------------------------------------------------------------------- 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 1003 112 8.8 8.5 98 0.3 8.6 110 2 281.7 282.9 281.7 300.8 6.95 1 1000 126 8.8 7.4 91 1.4 8.0 110 2 282.0 283.1 281.2 299.7 6.46 2 993 184 9.6 7.4 86 2.2 8.4 94 3 283.3 284.4 281.9 301.3 6.51 3 925 770 6.2 4.9 91 1.3 5.5 295 8 285.6 286.7 282.2 302.1 5.87 4 850 1458 2.0 0.6 90 1.4 1.4 290 14 288.2 289.1 282.0 301.7 4.70 5 782 2126 -2.1 -3.1 93 1.0 -2.5 299 17 290.8 291.5 282.2 302.1 3.89 6 700 3001 -6.1 -8.8 81 2.7 -7.1 310 20 295.7 296.2 283.1 304.2 2.81 7 634 3769 -10.3 -14.2 73 3.9 -11.5 317 26 299.4 299.8 283.7 305.7 2.01 8 617 3978 -11.9 -14.2 83 2.3 -12.6 319 28 299.9 300.3 284.0 306.4 2.06 9 587 4357 -14.1 -19.1 66 5.0 -15.4 323 32 301.7 301.9 283.9 306.3 1.44 10 549 4863 -15.7 -41.7 9 26.0 -19.2 328 36 305.6 305.6 283.9 306.3 0.18 11 500 5560 -21.3 -41.3 15 20.0 -23.7 335 42 307.1 307.1 284.5 307.8 0.21 12 400 7170 -34.5 -43.5 40 9.0 -35.2 340 51 310.2 310.2 285.7 310.9 0.20 13 386 7418 -36.7 -44.7 43 8.0 -37.2 339 52 310.4 310.5 285.7 311.1 0.18 14 331 8463 -44.7 -55.7 28 11.0 -45.1 333 56 313.4 313.4 286.6 313.6 0.06 15 321 8668 -43.3 -61.3 12 18.0 -43.9 332 57 318.1 318.1 288.2 318.2 0.03 16 300 9120 -46.5 -70.5 5 24.0 -47.0 330 59 319.8 319.8 288.7 319.9 0.01 17 295 9231 -47.3 -67.2 9 19.8 -47.7 335 60 320.2 320.2 288.8 320.2 0.02 18 294 9253 -47.5 -66.5 10 19.0 -47.9 334 60 320.2 320.3 288.8 320.3 0.02 19 262 10011 -48.5 -78.5 2 30.0 -49.0 313 48 329.5 329.5 291.6 329.5 0.00 20 250 10320 -47.3 -84.3 1 37.0 -47.9 305 43 335.7 335.7 293.3 335.7 0.00 21 216 11291 -46.9 -85.9 0 39.0 -47.6 292 37 350.7 350.7 296.8 350.7 0.00 22 200 11800 -49.3 -86.3 1 37.0 -49.8 285 34 354.7 354.7 297.6 354.7 0.00 23 153 13533 -53.7 -86.7 1 33.0 -54.1 271 34 375.4 375.4 301.5 375.4 0.00 24 150 13660 -53.3 -87.3 1 34.0 -53.8 270 34 378.2 378.2 301.9 378.2 0.00 25 101 16187 -56.7 -87.7 1 31.0 -57.1 255 21 417.0 417.0 307.3 417.0 0.00 26 100 16250 -56.9 -86.9 1 30.0 -57.3 255 21 417.8 417.8 307.4 417.8 0.00 27 83 17431 -55.1 -87.1 1 32.0 -55.8 252 17 444.3 444.3 310.3 444.3 0.00 28 70 18510 -57.3 -87.3 1 30.0 -57.9 250 14 461.8 461.8 312.0 461.8 0.00 29 50 20620 -61.1 -87.1 2 26.0 -61.6 180 6 499.5 499.5 314.9 499.5 0.00 30 44 21417 -60.5 -87.5 2 27.0 -61.1 149 7 519.6 519.6 316.3 519.6 0.00 31 41 21862 -56.7 -87.7 1 31.0 -57.7 131 7 539.6 539.6 317.5 539.7 0.00 32 38 22342 -58.9 -86.9 2 28.0 -59.7 113 7 545.9 545.9 317.9 545.9 0.01 33 30 23840 -55.5 -87.5 1 32.0 -57.0 55 8 593.3 593.3 320.3 593.4 0.01 34 24 25270 -53.3 -87.3 1 34.0 -55.6 61 6 638.8 638.8 322.3 638.9 0.01 35 20 26440 -54.7 -86.7 1 32.0 -57.0 65 5 668.7 668.7 323.4 668.8 0.01 36 16 27891 -48.7 -86.7 0 38.0 -53.2 38 7 732.4 732.4 325.4 732.5 0.01 37 11 30376 -45.7 -84.7 0 39.0 -52.7 352 10 826.1 826.1 327.8 826.4 0.03 38 10 31020 -39.9 -83.9 0 44.0 -50.3 340 11 870.6 870.6 328.8 870.9 0.03 39 7.6 32898 -39.1 -83.1 0 44.0 -51.2 944.9 945.0 330.2 945.5 0.05 TRP WND 295 9231 -47.3 -67.2 9 19.8 -47.7 335 60 320.2 320.2 288.8 320.2 0.02 Sounding variables and indices 1000-500 mb thick: 5434.00 m Freezing level: 816.83 mb = 1784.03 m = 5853.05 ft Wetbulb zero: 826.14 mb = 1686.26 m = 5532.29 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 70.71 % Est. max temperature: 15.23 C = 59.42 F Sfc-Lift cond lev (LCL): 998.45 mb = 138.83 m = 455.48 ft T: 8.98 C 700-500 lapse rate: 5.94 C/km ThetaE index: 1.04 C Layer 1000.0- 993.0 mb Conv cond level (CCL): 905.81 mb = 940.57 m = 3085.82 ft Mean mixing ratio: 6.11 g/kg Conv temperature: 13.39 C = 56.10 F Cap Strength: 6.49 C Lifted Index: 6.51 C Risk: None Lifted Index @300 mb: 12.95 C Lifted Index @700 mb: 2.38 C Showalter Index: 6.51 C Risk: None Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.90 C K Index: 21.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 77.20 Risk: None Energy Index: 1.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.73 J/kg Max Up Vert Vel: 4.41 m/s Conv Inhibition (B-): 73132.05 J/kg Cap Strength: 6.47 C Lift Cond Lev (LCL): 928.55 mb = 738.38 m = 2422.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 352 at 18 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 1003 112 110 2 -1.9 0.7 | 166 19 -4.4 18.2 1 1000 126 110 2 -1.9 0.7 | 166 19 -4.4 18.2 2 925 770 295 8 7.3 -3.4 | 198 15 4.7 14.2 3 850 1458 290 14 13.2 -4.8 | 220 17 10.6 12.8 4 700 3001 310 20 15.3 -12.9 | 250 14 12.8 4.7 5 500 5560 335 42 17.7 -38.1 | 323 26 15.2 -20.5 6 400 7170 340 51 17.4 -47.9 | 334 34 14.9 -30.4 7 300 9120 330 59 29.5 -51.1 | 321 43 27.0 -33.5 8 295 9231 335 60 25.4 -54.4 | 328 43 22.8 -36.8 9 250 10320 305 43 35.2 -24.7 | 282 33 32.7 -7.1 10 200 11800 285 34 32.8 -8.8 | 254 32 30.3 8.8 11 150 13660 270 34 34.0 -0.0 | 241 36 31.5 17.6 12 100 16250 255 21 20.3 5.4 | 218 29 17.8 23.0 13 70 18510 250 14 13.2 4.8 | 205 25 10.6 22.4 14 50 20620 180 6 0.0 6.0 | 174 24 -2.5 23.6 15 30 23840 55 8 -6.6 -4.6 | 145 16 -9.1 13.0 16 20 26440 65 5 -4.5 -2.1 | 155 17 -7.1 15.5 17 10 31020 340 11 3.8 -10.3 | 190 7 1.2 7.2 Wind Parameters Mean winds (0-6000m): 321.8 at 23.7 knts Storm direction: 351.8 at 17.7 knts Shear (0-3000m) pos: 1.5 neg: 2.8 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 87.6 deg Storm rel helicity (0-3000m) pos: 86.7 neg: -9.9 tot: 76.8 m^2/s^2 ave: 25.6 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 54.80 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 ------------------------------------------------------------------------------- 500 356 4 171 14| 0.0 8.2 8.2| 14.0 -9.9 4.1 8.2 0.21| 11.1 2.3 1000 295 6 193 15| 0.0 6.7 6.7| 39.6 -9.9 29.7 29.7 0.49| 9.9 4.8 1500 292 9 201 15| 0.0 5.7 5.7| 54.5 -9.9 44.6 29.8 0.56| 7.9 4.4 2000 294 10 207 15| 0.7 4.3 4.9| 64.9 -9.9 55.0 27.5 0.60| 6.6 3.9 2500 297 12 213 15| 1.1 3.4 4.5| 75.1 -9.9 65.2 26.1 0.63| 5.8 3.7 3000 300 13 219 14| 1.5 2.8 4.3| 86.7 -9.9 76.8 25.6 0.66| 5.4 3.6 4000 307 16 232 13| 2.3 2.1 4.5|122.9 -9.9 113.0 28.2 0.73| 5.3 3.9 5000 315 20 253 12| 2.9 1.7 4.6|168.2 -9.9 158.3 31.7 0.75| 5.3 4.0 6000 322 24 275 12| 3.1 1.4 4.5|206.1 -9.9 196.2 32.7 0.74| 5.1 3.8 Wrote GIF file: /home/apache/climate/data/raob//KVBG/skewt/KVBG.skewt.20250427.12.gif