UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 17 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 46 SFC 956 489 7.8 -6.2 36 14.0 2.2 160 5 284.6 285.0 277.6 291.8 2.51 2 950 527 11.2 -5.8 30 17.0 4.1 166 7 288.6 289.0 279.6 296.2 2.61 3 925 692 9.6 -10.4 23 20.0 2.1 190 13 289.1 289.5 279.0 294.7 1.87 4 850 1386 3.8 -13.2 28 17.0 -2.0 215 19 290.1 290.4 279.1 295.0 1.62 5 797 1904 -0.9 -14.9 34 14.0 -5.3 233 18 290.5 290.8 279.1 295.1 1.51 6 700 2927 -7.7 -25.7 22 18.0 -11.7 270 17 294.0 294.1 279.6 296.1 0.67 7 651 3486 -11.5 -32.5 16 21.0 -15.2 267 20 295.8 295.9 280.0 297.1 0.38 8 500 5450 -25.5 -37.5 32 12.0 -26.9 255 33 301.9 302.0 282.6 303.0 0.30 9 499 5465 -25.7 -37.7 32 12.0 -27.1 255 33 301.9 301.9 282.5 302.9 0.30 10 449 6226 -30.3 -43.3 27 13.0 -31.4 257 32 305.3 305.4 283.8 306.0 0.18 11 400 7040 -36.9 -51.9 20 15.0 -37.7 260 31 307.0 307.0 284.3 307.3 0.08 12 326 8418 -47.3 -62.3 16 15.0 -47.6 274 22 311.2 311.2 285.8 311.3 0.03 13 305 8853 -50.9 -64.9 17 14.0 -51.1 279 20 312.1 312.1 286.1 312.2 0.02 14 300 8960 -51.3 -65.3 17 14.0 -51.5 280 19 313.0 313.0 286.4 313.1 0.02 15 250 10130 -58.9 -71.9 17 13.0 -59.0 255 15 318.5 318.5 288.3 318.5 0.01 16 232 10599 -61.5 -73.5 19 12.0 -61.6 270 15 321.4 321.4 289.2 321.5 0.01 17 200 11540 -54.3 -66.3 22 12.0 -54.5 270 25 346.8 346.8 296.0 346.9 0.03 18 195 11701 -53.5 -65.5 22 12.0 -53.8 269 26 350.6 350.6 296.8 350.7 0.03 19 194 11734 -53.3 -65.3 22 12.0 -53.6 268 26 351.4 351.4 297.0 351.5 0.03 20 150 13390 -50.9 -65.9 15 15.0 -51.4 255 33 382.4 382.4 302.6 382.5 0.04 21 149 13434 -50.5 -65.5 15 15.0 -51.0 255 33 383.8 383.8 302.9 384.0 0.04 22 124 14623 -54.3 -71.3 11 17.0 -54.7 264 28 397.6 397.6 304.9 397.7 0.02 23 100 16010 -52.3 -71.3 8 19.0 -52.9 275 23 426.7 426.7 308.5 426.8 0.03 24 70 18300 -53.5 -74.5 6 21.0 -54.4 275 13 469.9 469.9 312.7 470.1 0.02 25 64 18873 -55.1 -77.1 5 22.0 -55.9 274 13 478.6 478.6 313.4 478.7 0.02 26 60 19288 -50.9 -73.9 5 23.0 -52.2 273 13 496.9 496.9 314.7 497.1 0.03 27 50 20470 -51.9 -74.9 5 23.0 -53.2 270 13 521.2 521.2 316.4 521.4 0.03 28 43 21438 -55.3 -79.3 4 24.0 -56.4 273 12 535.8 535.8 317.3 535.9 0.02 29 32 23341 -50.5 -75.5 4 25.0 -52.8 279 10 595.9 595.9 320.5 596.2 0.04 30 30 23760 -52.3 -77.3 3 25.0 -54.3 280 9 602.1 602.1 320.7 602.3 0.03 31 29 23979 -53.1 -77.1 4 24.0 -55.0 605.7 605.7 320.9 606.0 0.04 32 22 25763 -52.3 -77.3 3 25.0 -54.9 657.9 657.9 323.0 658.3 0.05 TRP 232 10599 -61.5 -73.5 19 12.0 -61.6 270 15 321.4 321.4 289.2 321.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5404.00 m Freezing level: 807.15 mb = 1805.02 m = 5921.92 ft Wetbulb zero: 887.14 mb = 1035.01 m = 3395.67 ft Precipitable water: 0.20 inches Sfc-500 mean rel hum: 25.14 % Est. max temperature: 13.58 C = 56.44 F Sfc-Lift cond lev (LCL): 770.61 mb = 2169.61 m = 7118.04 ft T: -2.66 C 700-500 lapse rate: 7.06 C/km ThetaE index: 1.49 C Layer 925.0- 850.0 mb Conv cond level (CCL): 605.73 mb = 4022.28 m = 13196.30 ft Mean mixing ratio: 1.92 g/kg Conv temperature: 20.62 C = 69.12 F Cap Strength: 5.06 C Lifted Index: 7.06 C Risk: None Lifted Index @300 mb: 12.90 C Lifted Index @700 mb: 4.27 C Showalter Index: 7.00 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 29.30 C Cross Totals Index: 12.30 C K Index: -1.90 Risk: None Sweat Index: 176.35 Risk: None Energy Index: 1.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.72 J/kg Max Up Vert Vel: 3.38 m/s Conv Inhibition (B-): 51035.59 J/kg Cap Strength: 6.99 C Lift Cond Lev (LCL): 682.14 mb = 3126.08 m = 10256.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 17 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 ---------------------------------------------------------- 0 956 489 160 5 -1.7 4.7 | 113 20 -18.6 8.0 1 925 692 190 13 2.3 12.8 | 138 22 -14.6 16.1 2 850 1386 215 19 10.9 15.6 | 162 20 -6.0 18.8 3 700 2927 270 17 17.0 -0.0 | 182 3 0.1 3.3 4 500 5450 255 33 31.9 8.5 | 232 19 15.0 11.8 5 400 7040 260 31 30.5 5.4 | 238 16 13.6 8.7 6 300 8960 280 19 18.7 -3.3 | 271 2 1.8 -0.0 7 250 10130 255 15 14.5 3.9 | 161 8 -2.4 7.2 8 232 10599 270 15 15.0 -0.0 | 150 4 -1.9 3.3 9 200 11540 270 25 25.0 -0.0 | 248 9 8.1 3.3 10 150 13390 255 33 31.9 8.5 | 232 19 15.0 11.8 11 100 16010 275 23 22.9 -2.0 | 258 6 6.0 1.3 12 70 18300 275 13 13.0 -1.1 | 118 4 -3.9 2.1 13 50 20470 270 13 13.0 -0.0 | 130 5 -3.9 3.3 14 30 23760 280 9 8.9 -1.6 | 102 8 -8.0 1.7 Wind Parameters Mean winds (0-6000m): 251.0 at 22.9 knts Storm direction: 281.0 at 17.2 knts Shear (0-3000m) pos: 3.4 neg: 0.6 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 105.9 deg Storm rel helicity (0-3000m) pos: 121.5 neg: -0.0 tot: 121.5 m^2/s^2 ave: 40.5 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 52.53 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 ------------------------------------------------------------------------------- 500 191 12 135 21| 12.6 0.0 12.6| 71.6 0.0 71.6 143.1 0.98| 13.4 13.1 1000 203 14 146 20| 8.7 0.0 8.7|103.6 0.0 103.6 103.6 0.95| 10.1 9.6 1500 212 16 153 19| 6.1 0.0 6.1|113.9 0.0 113.9 76.0 0.83| 8.8 7.2 2000 221 16 158 17| 4.8 0.0 4.8|118.0 0.0 118.0 59.0 0.72| 8.0 5.8 2500 229 17 162 15| 4.0 0.0 4.0|118.9 -0.0 118.9 47.6 0.64| 7.4 4.8 3000 236 17 167 13| 3.4 0.6 3.9|121.5 -0.0 121.5 40.5 0.65| 6.7 4.4 4000 246 19 180 11| 2.5 1.3 3.8|125.3 -0.0 125.2 31.3 0.59| 5.9 3.5 5000 249 21 194 11| 2.0 1.7 3.7|125.7 -0.7 125.1 25.0 0.51| 5.4 2.8 6000 251 23 204 12| 1.7 1.4 3.1|131.2 -0.7 130.5 21.8 0.51| 4.7 2.4 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20250417.12.gif