UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for WBGG... Searching the city database file for: WBGG ... Date:1200Z 29 APR 25 Station: WBGG WMO ident: 96413 Latitude: 1.48 Longitude: 110.33 Elevation: 27.00 ------------------------------------------------------------------------------- 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 1006 27 25.0 23.6 92 1.4 24.0 210 6 297.6 301.0 297.0 351.4 18.53 1 1005 34 24.0 23.5 97 0.5 23.6 207 6 296.7 300.1 296.6 350.0 18.43 2 1000 70 24.6 23.6 94 1.0 23.9 190 5 297.8 301.1 297.0 351.9 18.65 3 999 79 24.8 23.8 94 1.0 24.1 194 5 298.0 301.5 297.3 353.0 18.90 4 990 159 25.4 23.5 89 1.9 24.0 230 6 299.4 302.8 297.5 354.2 18.72 5 973 312 25.6 23.9 90 1.7 24.3 296 7 301.1 304.7 298.4 358.7 19.54 6 925 758 22.6 22.6 100 0.0 22.6 315 8 302.4 305.9 298.4 358.6 18.98 7 858 1411 18.6 18.6 100 0.0 18.6 275 12 304.8 307.8 297.1 352.3 15.92 8 850 1492 18.0 18.0 100 0.0 18.0 275 13 305.0 307.9 296.9 351.2 15.46 9 700 3135 9.8 9.6 99 0.2 9.7 260 14 313.3 315.4 295.9 346.7 10.79 10 655 3685 6.4 6.4 100 0.0 6.4 271 13 315.5 317.3 295.4 344.5 9.25 11 573 4773 0.8 0.8 100 0.0 0.8 288 12 321.2 322.6 295.3 344.1 7.10 12 554 5044 -0.3 -0.3 100 0.0 -0.3 280 9 323.1 324.4 295.5 345.0 6.78 13 507 5750 -3.9 -3.9 100 0.0 -3.9 274 7 327.0 328.1 295.7 345.7 5.66 14 500 5860 -4.5 -4.5 100 0.0 -4.5 285 7 327.6 328.6 295.7 345.8 5.49 15 460 6514 -7.9 -7.9 100 0.0 -7.9 266 5 331.2 332.1 295.9 346.8 4.59 16 421 7199 -11.9 -11.9 100 0.0 -11.9 208 5 334.6 335.3 296.0 347.2 3.65 17 400 7590 -14.3 -14.3 100 0.0 -14.3 175 4 336.4 337.1 296.1 347.5 3.16 18 397 7647 -14.5 -14.5 100 0.0 -14.5 168 5 336.9 337.5 296.1 347.9 3.13 19 383 7919 -15.7 -15.7 100 0.0 -15.7 199 6 338.8 339.4 296.4 349.2 2.94 20 361 8363 -18.3 -18.3 100 0.0 -18.3 251 6 341.1 341.6 296.7 350.1 2.51 21 300 9720 -28.1 -28.7 95 0.6 -28.2 345 13 345.8 346.0 296.7 350.3 1.19 22 259 10755 -37.3 -39.7 78 2.4 -37.6 347.1 347.2 296.4 348.9 0.47 23 90 17370 -81.7 -87.7 35 6.0 -81.7 381.2 381.2 302.5 381.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 559.18 mb = 4970.02 m = 16305.65 ft Wetbulb zero: 559.66 mb = 4962.21 m = 16280.01 ft Precipitable water: 2.80 inches Sfc-500 mean rel hum: 98.99 % Est. max temperature: 32.23 C = 90.02 F Sfc-Lift cond lev (LCL): 986.13 mb = 193.54 m = 634.97 ft T: 25.45 C 700-500 lapse rate: 5.25 C/km ThetaE index: 14.61 C Layer 925.0- 554.0 mb Conv cond level (CCL): 1005.00 mb = 34.15 m = 112.04 ft Mean mixing ratio: 19.01 g/kg Conv temperature: 24.11 C = 75.40 F Cap Strength: 0.75 C Lifted Index: -3.99 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.51 C Lifted Index @700 mb: -2.70 C Showalter Index: -1.94 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 22.50 C K Index: 40.30 Risk: > 80 % chance of thunderstorms Sweat Index: 249.00 Risk: None Energy Index: -1.19 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1379.27 J/kg Max Up Vert Vel: 52.52 m/s Conv Inhibition (B-): 6.59 J/kg Cap Strength: 0.75 C Lift Cond Lev (LCL): 943.25 mb = 585.84 m = 1922.01 ft Lev Free Conv (LFC): 908.25 mb = 916.74 m = 3007.65 ft Equ Level (EL): 198.25 mb = 12427.66 m = 40772.67 ft B at Equ Level: 1375.04 J/kg Max Parcel Lev (MPL): 98.25 mb = 16820.76 m = 55185.54 ft Wind level data Storm motion: 307 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 1006 27 210 6 3.0 5.2 | 160 11 -3.7 10.2 1 1000 70 190 5 0.9 4.9 | 149 11 -5.8 9.9 2 974 305 295 7 6.3 -3.0 | 170 2 -0.4 2.0 3 941 610 320 8 5.1 -6.1 | 54 2 -1.6 -1.2 4 925 758 315 8 5.7 -5.7 | 57 1 -1.1 -0.7 5 908 914 300 7 6.1 -3.5 | 156 2 -0.7 1.5 6 877 1219 275 10 10.0 -0.9 | 218 5 3.2 4.1 7 850 1492 275 13 13.0 -1.1 | 238 7 6.2 3.8 8 817 1829 280 15 14.8 -2.6 | 254 8 8.1 2.4 9 788 2134 280 16 15.8 -2.8 | 256 9 9.0 2.2 10 760 2438 270 14 14.0 -0.0 | 236 9 7.3 5.0 11 733 2743 260 12 11.8 2.1 | 216 9 5.1 7.1 12 707 3048 260 13 12.8 2.3 | 220 9 6.1 7.2 13 700 3135 260 14 13.8 2.4 | 224 10 7.1 7.4 14 656 3658 270 13 13.0 -0.0 | 232 8 6.3 5.0 15 632 3962 280 13 12.8 -2.3 | 246 7 6.1 2.7 16 609 4267 280 15 14.8 -2.6 | 254 8 8.1 2.4 17 586 4572 285 14 13.5 -3.6 | 259 7 6.8 1.3 18 565 4877 290 10 9.4 -3.4 | 240 3 2.7 1.5 19 524 5486 250 6 5.6 2.1 | 171 7 -1.1 7.0 20 500 5860 285 7 6.8 -1.8 | 181 3 0.0 3.2 21 485 6096 300 6 5.2 -3.0 | 142 2 -1.5 2.0 22 400 7590 175 4 -0.3 4.0 | 142 11 -7.1 9.0 23 398 7620 165 5 -1.3 4.8 | 141 13 -8.0 9.8 24 324 9144 345 8 2.1 -7.7 | 59 5 -4.6 -2.8 25 300 9720 345 13 3.4 -12.6 | 24 8 -3.3 -7.6 26 260 10668 35 10 -5.7 -8.2 | 75 13 -12.4 -3.2 Wind Parameters Mean winds (0-6000m): 276.5 at 11.1 knts Storm direction: 306.5 at 8.4 knts Shear (0-3000m) pos: 2.2 neg: 1.7 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 59.9 deg Storm rel helicity (0-3000m) pos: 16.2 neg: -15.7 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 0.5 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 486.60 Bulk Shear: 2.83 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 ------------------------------------------------------------------------------- 500 280 7 176 4| 11.1 0.0 11.1| 4.5 -1.1 3.3 6.7 -0.02| 12.3 -0.3 1000 299 7 163 2| 5.6 1.6 7.2| 5.6 -1.3 4.3 4.3 0.16| 8.9 1.4 1500 288 8 207 3| 3.7 2.9 6.6| 10.2 -1.3 8.9 5.9 0.25| 8.1 2.1 2000 284 10 229 4| 3.3 2.2 5.5| 14.8 -1.3 13.4 6.7 0.31| 6.8 2.1 2500 282 11 236 5| 2.7 1.9 4.6| 15.1 -11.2 3.9 1.6 0.13| 6.4 0.9 3000 278 11 232 6| 2.2 1.7 4.0| 16.2 -15.7 0.5 0.2 0.08| 5.8 0.5 4000 275 12 232 6| 2.2 1.3 3.5| 25.0 -15.7 9.3 2.3 0.17| 5.1 0.9 5000 277 12 236 6| 1.9 1.1 3.0| 27.7 -18.9 8.8 1.8 0.10| 5.0 0.5 6000 277 11 230 6| 2.0 1.2 3.2| 28.8 -25.2 3.6 0.6 0.01| 5.0 0.1 Wrote GIF file: /home/apache/climate/data/raob//WBGG/skewt/WBGG.skewt.20250429.12.gif