UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 19 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 110 SFC 963 489 1.4 -17.6 23 19.0 -3.8 340 3 277.5 277.7 271.4 280.4 0.99 2 925 735 -2.9 -21.9 22 19.0 -7.2 310 11 276.3 276.5 270.2 278.5 0.72 3 886 1074 -6.5 -22.5 27 16.0 -9.9 320 9 276.0 276.2 270.0 278.1 0.71 4 850 1397 -9.3 -24.3 28 15.0 -12.2 330 7 276.4 276.5 270.1 278.3 0.63 5 737 2478 -19.3 -27.3 49 8.0 -20.5 352 16 277.0 277.1 270.3 278.7 0.55 6 734 2508 -19.5 -27.5 49 8.0 -20.7 353 16 277.1 277.2 270.4 278.8 0.54 7 700 2859 -21.3 -37.3 22 16.0 -22.9 360 19 278.9 278.9 270.9 279.6 0.22 8 696 2901 -21.5 -38.5 20 17.0 -23.2 358 19 279.1 279.2 271.0 279.8 0.20 9 599 3989 -28.9 -49.9 11 21.0 -30.1 295 21 282.8 282.8 272.9 283.0 0.07 10 501 5246 -36.1 -48.1 28 12.0 -36.7 221 23 288.9 288.9 276.2 289.2 0.10 11 500 5260 -36.3 -47.3 31 11.0 -36.8 220 23 288.8 288.8 276.2 289.1 0.11 12 425 6366 -44.7 -50.7 51 6.0 -44.9 184 34 291.8 291.8 277.7 292.1 0.09 13 400 6770 -46.7 -52.7 50 6.0 -46.9 170 38 294.3 294.3 278.9 294.6 0.07 14 366 7358 -50.1 -55.1 55 5.0 -50.2 181 42 297.3 297.3 280.3 297.5 0.06 15 353 7595 -50.9 -55.9 55 5.0 -51.0 185 44 299.3 299.4 281.1 299.6 0.06 16 350 7651 -50.9 -56.9 49 6.0 -51.0 186 44 300.1 300.1 281.4 300.3 0.05 17 300 8660 -50.3 -57.3 43 7.0 -50.5 195 38 314.5 314.5 287.0 314.7 0.06 18 250 9850 -48.1 -59.1 27 11.0 -48.4 200 35 334.6 334.6 293.0 334.8 0.05 19 229 10429 -48.1 -60.1 24 12.0 -48.5 214 32 343.1 343.1 295.1 343.3 0.05 20 208 11068 -44.9 -59.9 17 15.0 -45.6 229 28 357.6 357.7 298.3 357.9 0.06 21 200 11330 -46.5 -62.5 15 16.0 -47.1 235 27 359.1 359.1 298.5 359.3 0.04 22 186 11810 -48.3 -65.3 12 17.0 -48.8 231 26 363.8 363.8 299.4 363.9 0.03 23 166 12566 -44.9 -64.9 9 20.0 -45.8 225 26 381.5 381.5 302.5 381.6 0.04 24 150 13240 -47.5 -68.5 7 21.0 -48.3 220 25 388.2 388.2 303.5 388.3 0.03 25 123 14546 -49.9 -72.9 5 23.0 -50.7 225 21 406.5 406.5 306.1 406.6 0.02 26 113 15107 -45.3 -69.3 5 24.0 -46.6 227 19 425.1 425.1 308.3 425.2 0.03 27 100 15920 -47.3 -72.3 4 25.0 -48.5 230 17 436.3 436.3 309.5 436.5 0.02 28 84 17067 -50.5 -75.5 4 25.0 -51.5 237 18 452.1 452.2 311.1 452.2 0.02 29 70 18260 -49.3 -74.3 4 25.0 -50.6 245 19 478.9 478.9 313.4 479.1 0.02 30 69 18354 -49.1 -74.1 4 25.0 -50.5 245 19 481.3 481.3 313.5 481.5 0.02 31 50 20440 -52.9 -76.9 4 24.0 -54.1 255 11 518.8 518.8 316.2 518.9 0.02 32 41 21723 -52.1 -77.1 3 25.0 -53.7 551.1 551.1 318.2 551.3 0.03 TRP 353 7595 -50.9 -55.9 55 5.0 -51.0 185 44 299.3 299.4 281.1 299.6 0.06 WND Sounding variables and indices 1000-500 mb thick: 5150.00 m Freezing level: 950.63 mb = 569.09 m = 1867.08 ft Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 25.27 % Est. max temperature: 0.52 C = 32.93 F Sfc-Lift cond lev (LCL): 714.30 mb = 2709.37 m = 8888.89 ft T: -20.53 C 700-500 lapse rate: 6.25 C/km ThetaE index: 2.30 C Layer 925.0- 850.0 mb Conv cond level (CCL): 644.09 mb = 3462.99 m = 11361.36 ft Mean mixing ratio: 0.76 g/kg Conv temperature: 4.89 C = 40.80 F Cap Strength: 8.70 C Lifted Index: 8.62 C Risk: None Lifted Index @300 mb: 25.35 C Lifted Index @700 mb: 2.20 C Showalter Index: 8.97 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 27.00 C Cross Totals Index: 12.00 C K Index: -13.30 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 2.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.86 J/kg Max Up Vert Vel: 3.42 m/s Conv Inhibition (B-): 37912.62 J/kg Cap Strength: 8.33 C Lift Cond Lev (LCL): 689.58 mb = 2968.32 m = 9738.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 14 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 ---------------------------------------------------------- 0 963 489 340 3 1.0 -2.8 | 94 13 -12.7 0.9 1 925 735 310 11 8.4 -7.1 | 58 6 -5.3 -3.4 2 850 1397 330 7 3.5 -6.1 | 77 10 -10.2 -2.3 3 700 2859 360 19 -0.0 -19.0 | 42 21 -13.7 -15.3 4 500 5260 220 23 14.8 17.6 | 183 21 1.1 21.3 5 400 6770 170 38 -6.6 37.4 | 154 46 -20.3 41.1 6 353 7595 185 44 3.8 43.8 | 168 49 -9.9 47.5 7 300 8660 195 38 9.8 36.7 | 174 41 -3.9 40.4 8 250 9850 200 35 12.0 32.9 | 177 37 -1.8 36.6 9 200 11330 235 27 22.1 15.5 | 204 21 8.4 19.2 10 150 13240 220 25 16.1 19.2 | 186 23 2.3 22.9 11 100 15920 230 17 13.0 10.9 | 177 15 -0.7 14.6 12 70 18260 245 19 17.2 8.0 | 197 12 3.5 11.7 13 50 20440 255 11 10.6 2.8 | 155 7 -3.1 6.6 Wind Parameters Mean winds (0-6000m): 255.1 at 19.0 knts Storm direction: 285.1 at 14.2 knts Shear (0-3000m) pos: 2.2 neg: 2.5 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): -86.0 deg Storm rel helicity (0-3000m) pos: 5.9 neg: -82.3 tot: -76.3 m^2/s^2 ave: -25.4 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 35.65 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 ------------------------------------------------------------------------------- 500 315 8 74 8| 0.0 7.0 7.0| 1.6 -14.9 -13.3 -26.7 -0.50| 10.3 -5.1 1000 318 8 73 9| 1.4 3.5 4.9| 5.9 -17.0 -11.1 -11.1 -0.29| 7.1 -2.0 1500 326 9 68 9| 1.7 2.3 4.1| 5.9 -28.6 -22.6 -15.1 -0.43| 6.3 -2.7 2000 335 10 61 11| 2.5 1.7 4.3| 5.9 -37.3 -31.4 -15.7 -0.44| 5.9 -2.6 2500 343 12 55 13| 2.6 1.4 4.0| 5.9 -50.6 -44.6 -17.9 -0.44| 5.9 -2.6 3000 342 13 49 13| 2.2 2.5 4.7| 5.9 -82.3 -76.3 -25.4 -0.53| 6.6 -3.5 4000 326 15 32 10| 1.6 3.8 5.4| 5.9-124.8-118.8 -29.7 -0.66| 7.7 -5.1 5000 305 17 2 6| 1.3 4.1 5.4| 5.9-186.2-180.3 -36.1 -0.66| 8.4 -5.6 6000 255 19 208 10| 1.1 4.3 5.4| 5.9-290.6-284.6 -47.4 -0.64| 8.7 -5.6 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20250419.12.gif