UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 5 DEC 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 53 SFC 955 489 -5.9 -8.5 82 2.6 -6.7 230 1 270.8 271.1 269.0 276.6 2.10 2 925 665 -7.9 -11.4 76 3.5 -8.9 265 15 271.2 271.5 268.7 276.0 1.73 3 850 1316 -12.3 -16.1 73 3.8 -13.2 280 23 273.3 273.5 269.2 276.9 1.28 4 700 2772 -22.7 -25.5 78 2.8 -23.1 285 33 277.3 277.5 270.8 279.4 0.69 5 597 3922 -30.5 -33.4 76 2.9 -30.8 285 34 281.2 281.3 272.5 282.4 0.38 6 529 4776 -33.5 -36.5 74 3.0 -33.7 285 35 287.5 287.6 275.9 288.6 0.32 7 500 5170 -36.1 -39.2 73 3.1 -36.3 285 36 289.0 289.1 276.6 289.9 0.26 8 400 6680 -46.3 -49.9 67 3.6 -46.4 295 35 294.8 294.8 279.1 295.2 0.10 9 304 8457 -58.5 -62.5 60 4.0 -58.6 276 29 301.7 301.7 282.1 301.8 0.03 10 300 8540 -58.9 -63.0 59 4.1 -58.9 275 29 302.3 302.3 282.4 302.4 0.03 11 269 9224 -62.3 -66.2 59 3.9 -62.3 275 35 306.9 307.0 284.2 307.0 0.02 12 255 9557 -62.7 -66.7 58 4.0 -62.7 279 39 311.1 311.1 285.7 311.2 0.02 13 250 9680 -61.3 -65.0 61 3.7 -61.3 280 40 314.9 314.9 287.1 315.0 0.02 14 213 10683 -57.5 -61.6 59 4.1 -57.6 273 36 335.6 335.6 293.3 335.8 0.05 15 200 11080 -57.9 -62.1 59 4.2 -58.0 270 35 341.1 341.1 294.6 341.3 0.04 16 150 12890 -55.7 -60.4 56 4.7 -55.8 275 40 374.1 374.1 301.4 374.5 0.07 17 100 15450 -57.3 -64.3 41 7.0 -57.5 275 44 417.0 417.0 307.4 417.4 0.07 18 70 17680 -61.5 -69.5 34 8.0 -61.7 265 44 452.8 452.8 311.1 453.1 0.05 19 54 19265 -66.9 -74.9 31 8.0 -67.1 265 53 475.3 475.3 313.1 475.4 0.03 20 50 19730 -65.9 -74.9 27 9.0 -66.1 265 56 488.2 488.2 314.1 488.4 0.03 21 36 21717 -67.3 -77.1 24 9.8 -67.6 270 66 532.6 532.6 317.1 532.8 0.03 22 33 22241 -67.7 -77.7 23 10.0 -67.9 545.0 545.0 317.8 545.2 0.03 TRP 269 9224 -62.3 -66.2 59 3.9 -62.3 275 35 306.9 307.0 284.2 307.0 0.02 WND 36 21717 -67.3 -77.1 24 9.8 -67.6 270 66 532.6 532.6 317.1 532.8 0.03 Sounding variables and indices 1000-500 mb thick: 5117.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 75.61 % Est. max temperature: -2.30 C = 27.87 F Sfc-Lift cond lev (LCL): 916.34 mb = 737.45 m = 2419.44 ft T: -8.39 C 700-500 lapse rate: 5.59 C/km ThetaE index: 0.54 C Layer 925.0- 850.0 mb Conv cond level (CCL): 832.42 mb = 1472.71 m = 4831.66 ft Mean mixing ratio: 1.63 g/kg Conv temperature: -3.01 C = 26.58 F Cap Strength: 9.72 C Lifted Index: 10.67 C Risk: None Lifted Index @300 mb: 18.37 C Lifted Index @700 mb: 2.71 C Showalter Index: 10.29 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 20.00 C K Index: 4.90 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 2.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.28 J/kg Max Up Vert Vel: 3.25 m/s Conv Inhibition (B-): 39399.59 J/kg Cap Strength: 10.42 C Lift Cond Lev (LCL): 856.58 mb = 1256.60 m = 4122.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 315 at 23 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 ---------------------------------------------------------- 0 955 489 230 1 0.8 0.6 | 137 23 -15.5 16.9 1 925 665 265 15 14.9 1.3 | 176 18 -1.4 17.5 2 850 1316 280 23 22.7 -4.0 | 207 14 6.3 12.2 3 700 2772 285 33 31.9 -8.5 | 244 17 15.6 7.7 4 500 5170 285 36 34.8 -9.3 | 250 20 18.5 6.9 5 400 6680 295 35 31.7 -14.8 | 265 15 15.4 1.4 6 300 8540 275 29 28.9 -2.5 | 223 19 12.6 13.7 7 269 9224 275 35 34.9 -3.1 | 235 23 18.6 13.2 8 250 9680 280 40 39.4 -6.9 | 248 25 23.1 9.3 9 200 11080 270 35 35.0 -0.0 | 229 25 18.7 16.2 10 150 12890 275 40 39.8 -3.5 | 242 27 23.5 12.7 11 100 15450 275 44 43.8 -3.8 | 246 30 27.5 12.4 12 70 17680 265 44 43.8 3.8 | 234 34 27.5 20.0 13 50 19730 265 56 55.8 4.9 | 242 45 39.5 21.1 Wind Parameters Mean winds (0-6000m): 284.8 at 30.7 knts Storm direction: 314.8 at 23.0 knts Shear (0-3000m) pos: 5.6 neg: 0.1 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 108.3 deg Storm rel helicity (0-3000m) pos: 150.2 neg: 0.0 tot: 150.2 m^2/s^2 ave: 50.1 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 5.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 45.80 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 ------------------------------------------------------------------------------- 500 268 13 169 17| 18.8 0.0 18.8| 91.8 0.0 91.8 183.5 0.92| 20.0 18.4 1000 274 17 183 15| 12.1 0.0 12.1|113.6 0.0 113.6 113.6 0.93| 13.1 12.1 1500 277 20 194 14| 9.3 0.0 9.3|126.5 0.0 126.5 84.3 0.93| 10.0 9.3 2000 279 22 204 14| 7.8 0.0 7.8|139.8 0.0 139.8 69.9 0.93| 8.4 7.8 2500 281 24 213 14| 6.7 0.0 6.7|148.3 0.0 148.3 59.3 0.92| 7.2 6.6 3000 282 26 219 14| 5.6 0.1 5.7|150.2 0.0 150.2 50.1 0.92| 6.1 5.6 4000 283 28 228 15| 4.2 0.2 4.4|154.0 0.0 154.0 38.5 0.91| 4.7 4.3 5000 283 30 233 16| 3.4 0.3 3.6|161.5 0.0 161.5 32.3 0.89| 4.0 3.6 6000 285 31 238 16| 2.8 0.2 3.0|175.5 0.0 175.5 29.3 0.88| 3.7 3.2 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251205.12.gif