UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122412.upa.cvt Date: 1200Z 24 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 24 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 266 SFC 980 489 -24.5 -28.6 69 4.1 -24.9 50 1 250.1 250.1 249.6 251.1 0.37 2 978 501 -24.1 -28.2 69 4.1 -24.5 55 1 250.6 250.7 250.1 251.7 0.38 3 976 514 -24.5 -28.6 69 4.1 -24.9 61 2 250.4 250.4 249.8 251.4 0.37 4 970 551 -24.1 -28.2 69 4.1 -24.5 77 3 251.2 251.3 250.6 252.3 0.39 5 960 613 -24.3 -28.4 69 4.1 -24.7 104 5 251.8 251.8 251.1 252.8 0.38 6 934 781 -20.7 -24.7 70 4.0 -21.2 175 11 257.4 257.5 256.2 259.0 0.55 7 925 841 -18.1 -22.2 70 4.1 -18.7 200 13 260.8 260.9 259.3 262.7 0.70 8 910 963 -14.5 -18.6 71 4.1 -15.3 207 13 265.7 265.9 263.5 268.4 0.97 9 850 1475 -17.5 -20.9 75 3.4 -18.1 235 11 267.8 268.0 264.8 270.2 0.85 10 830 1653 -17.7 -21.2 74 3.5 -18.3 244 13 269.4 269.6 265.9 271.9 0.85 11 812 1817 -16.9 -20.2 76 3.3 -17.5 251 14 272.0 272.1 267.8 274.7 0.94 12 774 2175 -19.1 -22.6 74 3.5 -19.7 269 18 273.4 273.5 268.5 275.7 0.80 13 760 2311 -18.7 -22.2 74 3.5 -19.3 275 19 275.2 275.4 269.7 277.7 0.85 14 746 2449 -19.3 -22.8 74 3.5 -19.9 282 20 276.0 276.2 270.2 278.5 0.82 15 733 2580 -18.7 -22.2 74 3.5 -19.3 288 22 278.1 278.2 271.5 280.7 0.88 16 700 2922 -20.5 -23.9 74 3.4 -21.1 305 25 279.8 279.9 272.4 282.2 0.79 17 516 5136 -29.9 -33.6 70 3.7 -30.3 314 49 293.9 294.0 279.3 295.3 0.43 18 500 5360 -31.5 -35.0 71 3.5 -31.9 315 52 294.6 294.7 279.5 295.9 0.39 19 400 6900 -42.1 -45.5 69 3.4 -42.3 315 54 300.3 300.3 281.7 300.8 0.16 20 300 8800 -53.9 -57.6 64 3.7 -54.0 315 85 309.4 309.4 285.2 309.6 0.05 21 250 9950 -62.7 -66.3 62 3.6 -62.7 320 99 312.9 312.9 286.4 312.9 0.02 22 225 10593 -66.8 -70.5 60 3.7 -66.8 315 106 316.2 316.2 287.5 316.2 0.01 23 212 10951 -69.1 -72.8 59 3.7 -69.1 318 95 318.0 318.0 288.1 318.0 0.01 24 200 11300 -68.1 -71.8 59 3.7 -68.1 320 85 324.9 324.9 290.3 325.0 0.01 25 166 12425 -65.9 -69.5 61 3.6 -66.0 346.4 346.4 295.8 346.5 0.02 26 156 12806 -62.3 -66.0 61 3.7 -62.4 358.7 358.7 298.5 358.9 0.03 TRP WND 225 10593 -66.8 -70.5 60 3.7 -66.8 315 106 316.2 316.2 287.5 316.2 0.01 Sounding variables and indices 1000-500 mb thick: 5094.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 72.47 % Est. max temperature: -5.27 C = 22.51 F Sfc-Lift cond lev (LCL): 915.12 mb = 921.41 m = 3022.97 ft T: -15.74 C 700-500 lapse rate: 4.51 C/km ThetaE index: 0.29 C Layer 976.0- 970.0 mb Conv cond level (CCL): 980.00 mb = 489.00 m = 1604.31 ft Mean mixing ratio: 0.67 g/kg Conv temperature: -22.05 C = -7.68 F Cap Strength: 27.24 C Lifted Index: 27.54 C Risk: None Lifted Index @300 mb: 34.21 C Lifted Index @700 mb: 17.39 C Showalter Index: 20.22 C Risk: None Total Totals Index: 24.60 C Risk: None Vertical Totals Index: 14.00 C Cross Totals Index: 10.60 C K Index: -10.30 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 5.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 70.28 J/kg Max Up Vert Vel: 11.86 m/s Conv Inhibition (B-): 14885.70 J/kg Cap Strength: 27.38 C Lift Cond Lev (LCL): 878.85 mb = 1224.64 m = 4017.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 24 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 ---------------------------------------------------------- 0 980 489 50 1 -0.8 -0.6 | 154 23 -10.2 21.1 1 925 841 200 13 4.4 12.2 | 172 34 -4.9 33.9 2 850 1475 235 11 9.0 6.3 | 179 28 -0.4 28.0 3 700 2922 305 25 20.5 -14.3 | 236 13 11.1 7.4 4 500 5360 315 52 36.8 -36.8 | 299 31 27.4 -15.1 5 400 6900 315 54 38.2 -38.2 | 300 33 28.8 -16.5 6 300 8800 315 85 60.1 -60.1 | 307 64 50.7 -38.4 7 250 9950 320 99 63.6 -75.8 | 315 77 54.2 -54.1 8 225 10593 315 106 75.0 -75.0 | 309 84 65.6 -53.2 9 200 11300 320 85 54.6 -65.1 | 314 63 45.2 -43.4 Wind Parameters Mean winds (0-6000m): 306.6 at 31.5 knts Storm direction: 336.6 at 23.7 knts Shear (0-3000m) pos: 5.4 neg: 0.0 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 105.7 deg Storm rel helicity (0-3000m) pos: 298.2 neg: -18.0 tot: 280.2 m^2/s^2 ave: 93.4 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 7.2 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 0.44 Bulk Shear: 160.88 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 ------------------------------------------------------------------------------- 500 200 8 168 30| 13.9 0.0 13.9|128.3 -18.0 110.3 220.5 0.52| 24.2 12.5 1000 211 10 172 31| 6.2 0.0 6.2|152.8 -18.0 134.8 134.8 0.52| 15.1 7.8 1500 226 11 177 29| 5.8 0.0 5.8|202.4 -18.0 184.4 122.9 0.60| 12.6 7.6 2000 245 13 185 27| 5.5 0.0 5.5|246.4 -18.0 228.4 114.2 0.64| 11.8 7.6 2500 267 15 194 23| 5.4 0.0 5.4|278.5 -18.0 260.5 104.2 0.66| 11.5 7.6 3000 279 17 201 20| 5.4 0.0 5.4|298.2 -18.0 280.2 93.4 0.68| 10.6 7.2 4000 294 22 219 17| 5.5 0.0 5.5|341.1 -18.0 323.1 80.8 0.69| 9.4 6.5 5000 303 27 243 15| 5.4 0.0 5.4|385.4 -18.0 367.4 73.5 0.68| 8.6 5.8 6000 307 32 260 16| 4.5 0.1 4.6|388.4 -18.0 370.4 61.7 0.68| 7.2 4.9 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251224.12.gif