UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 25 APR 25 Station: UIBB WMO ident: 30309 Latitude: 56.07 Longitude: 101.83 Elevation: 489.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 210 SFC 975 489 2.6 -16.4 23 19.0 -2.8 270 1 277.8 277.9 271.7 280.9 1.09 2 925 835 -2.7 -19.7 26 17.0 -6.8 310 7 276.5 276.7 270.6 279.1 0.87 3 898 1069 -5.5 -20.5 30 15.0 -8.9 306 8 276.0 276.2 270.2 278.5 0.83 4 850 1498 -8.9 -21.9 34 13.0 -11.6 300 11 276.8 277.0 270.6 279.1 0.78 5 700 2961 -22.5 -26.2 72 3.7 -23.0 290 21 277.6 277.7 270.8 279.5 0.64 6 693 3035 -23.1 -26.7 72 3.6 -23.6 291 22 277.7 277.8 270.9 279.6 0.62 7 680 3174 -20.5 -23.8 75 3.3 -21.1 292 23 282.1 282.3 273.8 284.6 0.82 8 677 3207 -20.5 -23.8 75 3.3 -21.1 292 23 282.5 282.6 274.0 285.0 0.83 9 660 3394 -21.3 -24.9 73 3.6 -21.9 294 25 283.6 283.8 274.5 286.0 0.77 10 656 3439 -21.1 -24.9 71 3.8 -21.7 295 25 284.3 284.5 274.9 286.7 0.77 11 633 3702 -21.9 -26.7 65 4.8 -22.7 297 28 286.4 286.5 275.9 288.5 0.68 12 531 4973 -30.1 -38.1 46 8.0 -30.8 311 40 291.3 291.3 277.7 292.2 0.27 13 526 5040 -29.7 -37.7 46 8.0 -30.4 311 41 292.6 292.6 278.4 293.5 0.28 14 500 5400 -31.1 -43.1 30 12.0 -32.0 315 44 295.1 295.2 279.4 295.7 0.17 15 477 5733 -32.5 -46.5 24 14.0 -33.4 317 47 297.4 297.4 280.4 297.8 0.12 16 463 5941 -34.3 -49.3 20 15.0 -35.1 318 50 297.7 297.7 280.4 298.0 0.09 17 400 6950 -40.7 -52.7 26 12.0 -41.2 325 60 302.1 302.1 282.3 302.4 0.07 18 324 8359 -50.5 -59.5 34 9.0 -50.7 329 72 307.3 307.3 284.4 307.5 0.04 19 300 8860 -52.9 -60.9 37 8.0 -53.1 330 77 310.8 310.8 285.7 310.9 0.04 20 276 9395 -55.8 -63.8 36 8.0 -55.9 330 79 314.1 314.1 286.8 314.2 0.03 21 275 9418 -55.9 -63.9 36 8.0 -56.0 330 79 314.3 314.3 286.9 314.4 0.03 22 250 10030 -52.5 -60.5 37 8.0 -52.7 320 56 328.0 328.0 291.2 328.2 0.04 23 244 10187 -51.7 -59.7 38 8.0 -51.9 319 54 331.5 331.5 292.2 331.7 0.05 24 234 10459 -50.7 -58.7 38 8.0 -51.0 319 51 337.0 337.0 293.6 337.3 0.06 25 200 11480 -51.3 -61.3 29 10.0 -51.6 315 38 351.5 351.5 297.0 351.7 0.05 26 197 11578 -51.5 -61.5 29 10.0 -51.8 315 37 352.7 352.7 297.3 353.0 0.05 27 160 12936 -47.7 -61.7 18 14.0 -48.3 315 26 380.8 380.8 302.4 381.1 0.06 28 150 13360 -49.3 -64.3 16 15.0 -49.9 315 23 385.1 385.1 303.1 385.3 0.04 29 100 16000 -52.1 -72.1 7 20.0 -52.8 305 17 427.1 427.1 308.5 427.2 0.02 30 75 17871 -50.3 -73.3 5 23.0 -51.4 297 14 467.5 467.5 312.4 467.6 0.03 31 70 18320 -51.9 -74.9 5 23.0 -52.9 295 13 473.4 473.4 312.9 473.5 0.02 32 57 19645 -53.5 -77.5 4 24.0 -54.5 295 11 498.4 498.4 314.8 498.5 0.02 33 50 20490 -52.1 -76.1 4 24.0 -53.4 295 9 520.7 520.7 316.4 520.9 0.02 34 47 20892 -50.7 -75.7 4 25.0 -52.3 309 9 533.4 533.4 317.1 533.5 0.03 35 30 23810 -51.5 -76.5 3 25.0 -53.7 50 5 604.2 604.3 320.8 604.5 0.04 36 25 24989 -53.1 -77.1 4 24.0 -55.2 632.0 632.0 322.0 632.3 0.04 37 20 26436 -50.5 -75.5 4 25.0 -53.7 681.6 681.6 323.9 682.2 0.07 TRP 275 9418 -55.9 -63.9 36 8.0 -56.0 330 79 314.3 314.3 286.9 314.4 0.03 WND 276 9395 -55.8 -63.8 36 8.0 -55.9 330 79 314.1 314.1 286.8 314.2 0.03 Sounding variables and indices 1000-500 mb thick: 5190.00 m Freezing level: 950.47 mb = 658.74 m = 2161.18 ft Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 50.00 % Est. max temperature: 1.84 C = 35.31 F Sfc-Lift cond lev (LCL): 723.91 mb = 2707.92 m = 8884.13 ft T: -20.15 C 700-500 lapse rate: 3.53 C/km ThetaE index: 2.47 C Layer 925.0- 850.0 mb Conv cond level (CCL): 701.03 mb = 2949.97 m = 9678.26 ft Mean mixing ratio: 0.90 g/kg Conv temperature: 2.41 C = 36.34 F Cap Strength: 11.53 C Lifted Index: 13.35 C Risk: None Lifted Index @300 mb: 22.31 C Lifted Index @700 mb: 0.65 C Showalter Index: 13.50 C Risk: None Total Totals Index: 31.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 9.20 C K Index: -3.40 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 3.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.49 J/kg Max Up Vert Vel: 3.87 m/s Conv Inhibition (B-): 59840.94 J/kg Cap Strength: 13.31 C Lift Cond Lev (LCL): 710.31 mb = 2850.83 m = 9352.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 21 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 ---------------------------------------------------------- 0 975 489 270 1 1.0 -0.0 | 162 20 -6.4 19.3 1 925 835 310 7 5.4 -4.5 | 172 15 -2.0 14.8 2 850 1498 300 11 9.5 -5.5 | 189 14 2.1 13.8 3 700 2961 290 21 19.7 -7.2 | 226 17 12.3 12.1 4 500 5400 315 44 31.1 -31.1 | 297 27 23.7 -11.9 5 400 6950 325 60 34.4 -49.1 | 318 40 27.0 -29.9 6 300 8860 330 77 38.5 -66.7 | 327 57 31.1 -47.4 7 276 9395 330 79 39.5 -68.4 | 327 59 32.1 -49.2 8 275 9418 330 79 39.5 -68.4 | 327 59 32.1 -49.2 9 250 10030 320 56 36.0 -42.9 | 310 37 28.6 -23.6 10 200 11480 315 38 26.9 -26.9 | 291 21 19.5 -7.6 11 150 13360 315 23 16.3 -16.3 | 251 9 8.9 3.0 12 100 16000 305 17 13.9 -9.8 | 215 12 6.5 9.5 13 70 18320 295 13 11.8 -5.5 | 198 14 4.4 13.8 14 50 20490 295 9 8.2 -3.8 | 183 15 0.8 15.5 15 30 23810 50 5 -3.8 -3.2 | 145 20 -11.2 16.0 Wind Parameters Mean winds (0-6000m): 309.0 at 27.5 knts Storm direction: 339.0 at 20.6 knts Shear (0-3000m) pos: 2.1 neg: 2.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 81.6 deg Storm rel helicity (0-3000m) pos: 93.9 neg: 0.0 tot: 93.9 m^2/s^2 ave: 31.3 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 67.47 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 ------------------------------------------------------------------------------- 500 307 5 168 17| 7.4 0.0 7.4| 20.2 0.0 20.2 40.4 0.57| 7.8 4.4 1000 304 7 174 15| 3.7 1.7 5.4| 32.1 0.0 32.1 32.1 0.69| 5.6 3.8 1500 301 9 180 15| 2.5 2.3 4.8| 44.8 0.0 44.8 29.9 0.77| 4.9 3.8 2000 299 11 188 14| 1.8 2.6 4.5| 57.4 0.0 57.4 28.7 0.80| 4.6 3.7 2500 296 12 195 14| 1.5 2.9 4.3| 70.1 0.0 70.1 28.0 0.80| 4.4 3.5 3000 295 14 202 14| 2.1 2.4 4.5| 93.9 0.0 93.9 31.3 0.84| 4.6 3.8 4000 298 18 219 14| 3.0 1.8 4.7|147.3 0.0 147.3 36.8 0.87| 4.8 4.2 5000 304 23 241 13| 3.5 1.4 4.9|212.0 0.0 212.0 42.4 0.87| 5.1 4.4 6000 309 27 262 14| 3.9 1.2 5.1|277.5 0.0 277.5 46.3 0.83| 5.2 4.3 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20250425.12.gif