UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 13 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 153 SFC 966 489 -11.5 -13.7 84 2.2 -12.0 0 0 264.3 264.5 263.2 268.0 1.37 2 963 508 -10.1 -12.4 83 2.3 -10.7 351 1 265.9 266.1 264.7 270.1 1.53 3 949 596 -10.9 -13.8 79 2.9 -11.6 311 4 266.2 266.4 264.6 270.0 1.38 4 947 609 -10.7 -13.8 78 3.1 -11.4 305 4 266.6 266.8 264.9 270.4 1.39 5 941 648 -10.9 -14.3 76 3.4 -11.7 287 5 266.9 267.1 265.0 270.5 1.34 6 934 693 -10.7 -14.7 72 4.0 -11.6 267 7 267.6 267.8 265.5 271.2 1.31 7 925 752 -11.3 -16.2 67 4.9 -12.4 240 9 267.8 267.9 265.3 271.0 1.16 8 910 877 -12.1 -18.1 61 6.0 -13.3 250 12 268.2 268.4 265.3 271.0 1.01 9 905 919 -11.9 -18.9 56 7.0 -13.3 253 13 268.8 269.0 265.7 271.5 0.95 10 850 1397 -14.7 -24.7 42 10.0 -16.3 290 25 270.7 270.8 266.4 272.5 0.61 11 845 1442 -14.9 -25.9 39 11.0 -16.6 290 26 271.0 271.1 266.4 272.6 0.55 12 837 1514 -14.5 -26.5 35 12.0 -16.4 291 27 272.2 272.2 267.1 273.7 0.52 13 825 1623 -14.9 -27.9 32 13.0 -16.9 292 29 272.9 272.9 267.5 274.3 0.47 14 818 1687 -14.5 -28.5 29 14.0 -16.6 292 31 273.9 274.0 268.2 275.3 0.45 15 817 1697 -14.5 -28.5 29 14.0 -16.6 292 31 274.0 274.1 268.2 275.4 0.45 16 804 1818 -15.3 -28.3 32 13.0 -17.3 293 33 274.5 274.5 268.5 275.8 0.46 17 801 1846 -14.9 -27.9 32 13.0 -16.9 293 34 275.2 275.3 269.1 276.6 0.48 18 780 2047 -15.5 -23.5 50 8.0 -16.9 294 38 276.6 276.7 270.4 278.8 0.74 19 766 2183 -16.5 -22.5 60 6.0 -17.6 295 41 277.0 277.1 270.8 279.4 0.82 20 700 2856 -19.9 -24.1 69 4.2 -20.6 300 54 280.4 280.6 272.8 282.8 0.78 21 620 3746 -25.7 -28.9 74 3.2 -26.1 298 51 283.7 283.8 274.3 285.5 0.57 22 553 4567 -30.1 -33.7 71 3.6 -30.4 296 48 287.9 288.0 276.2 289.2 0.40 23 500 5280 -32.7 -36.3 70 3.6 -33.0 295 46 293.2 293.2 278.7 294.3 0.34 24 499 5294 -32.7 -36.3 70 3.6 -33.0 295 46 293.3 293.4 278.9 294.5 0.34 25 400 6810 -44.5 -48.2 66 3.7 -44.6 295 56 297.2 297.2 280.3 297.6 0.12 26 300 8670 -60.5 -64.3 61 3.8 -60.5 295 58 300.1 300.1 281.4 300.1 0.02 27 297 8733 -60.9 -64.6 61 3.7 -60.9 295 58 300.4 300.4 281.5 300.4 0.02 28 250 9810 -61.5 -65.2 61 3.7 -61.6 305 54 314.6 314.6 287.0 314.7 0.02 29 210 10882 -65.3 -69.2 58 3.9 -65.3 305 60 324.8 324.8 290.2 324.9 0.02 30 200 11180 -63.9 -68.0 57 4.1 -64.0 305 62 331.6 331.6 292.2 331.7 0.02 31 164 12393 -63.5 -67.7 57 4.2 -63.6 310 64 351.6 351.6 297.0 351.7 0.03 32 150 12940 -63.3 -67.5 57 4.2 -63.4 310 56 361.0 361.0 299.0 361.2 0.03 33 144 13191 -62.9 -67.1 57 4.2 -63.0 309 55 366.0 366.0 299.9 366.1 0.03 34 100 15420 -66.5 -70.9 54 4.4 -66.5 305 46 399.2 399.2 305.1 399.4 0.03 35 76 17068 -69.5 -74.2 50 4.7 -69.6 297 44 425.6 425.6 308.4 425.7 0.02 36 70 17560 -68.5 -73.5 48 5.0 -68.6 295 44 437.8 437.8 309.7 438.0 0.03 37 50 19570 -69.5 -74.5 48 5.0 -69.6 285 36 479.7 479.7 313.4 479.9 0.03 38 39 21052 -69.5 -74.5 48 5.0 -69.6 515.0 515.1 316.0 515.3 0.04 TRP 297 8733 -60.9 -64.6 61 3.7 -60.9 295 58 300.4 300.4 281.5 300.4 0.02 WND 164 12393 -63.5 -67.7 57 4.2 -63.6 310 64 351.6 351.6 297.0 351.7 0.03 Sounding variables and indices 1000-500 mb thick: 5127.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 63.45 % Est. max temperature: -1.77 C = 28.81 F Sfc-Lift cond lev (LCL): 932.31 mb = 704.11 m = 2310.06 ft T: -10.81 C 700-500 lapse rate: 5.28 C/km ThetaE index: 0.24 C Layer 925.0- 910.0 mb Conv cond level (CCL): 691.88 mb = 2941.58 m = 9650.73 ft Mean mixing ratio: 1.09 g/kg Conv temperature: 4.85 C = 40.74 F Cap Strength: 14.53 C Lifted Index: 18.26 C Risk: None Lifted Index @300 mb: 20.52 C Lifted Index @700 mb: 9.67 C Showalter Index: 17.14 C Risk: None Total Totals Index: 26.00 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 8.00 C K Index: -10.90 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 4.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.38 J/kg Max Up Vert Vel: 5.36 m/s Conv Inhibition (B-): 33300.07 J/kg Cap Strength: 17.64 C Lift Cond Lev (LCL): 838.53 mb = 1499.76 m = 4920.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 326 at 31 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 ---------------------------------------------------------- 0 966 489 0 0 -0.0 -0.0 | 146 31 -17.6 25.9 1 925 752 240 9 7.8 4.5 | 162 32 -9.8 30.4 2 850 1397 290 25 23.5 -8.6 | 199 18 5.9 17.4 3 700 2856 300 54 46.8 -27.0 | 272 29 29.1 -1.1 4 500 5280 295 46 41.7 -19.4 | 255 25 24.1 6.5 5 400 6810 295 56 50.8 -23.7 | 266 33 33.1 2.3 6 300 8670 295 58 52.6 -24.5 | 268 35 34.9 1.4 7 297 8733 295 58 52.6 -24.5 | 268 35 34.9 1.4 8 250 9810 305 54 44.2 -31.0 | 281 27 26.6 -5.0 9 200 11180 305 62 50.8 -35.6 | 286 35 33.2 -9.6 10 164 12393 310 64 49.0 -41.1 | 296 35 31.4 -15.2 11 150 12940 310 56 42.9 -36.0 | 292 27 25.3 -10.1 12 100 15420 305 46 37.7 -26.4 | 271 20 20.1 -0.5 13 70 17560 295 44 39.9 -18.6 | 252 23 22.3 7.3 14 50 19570 285 36 34.8 -9.3 | 226 24 17.1 16.6 Wind Parameters Mean winds (0-6000m): 295.8 at 41.8 knts Storm direction: 325.8 at 31.3 knts Shear (0-3000m) pos: 7.5 neg: 2.5 tot: 9.9 10-3/s Storm rel Dir Shear (0-3000m): 122.2 deg Storm rel helicity (0-3000m) pos: 327.0 neg: -14.8 tot: 312.1 m^2/s^2 ave: 104.0 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 8.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.08 Bulk Shear: 183.20 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 ------------------------------------------------------------------------------- 500 247 8 160 31| 0.0 15.3 15.3|112.7 0.0 112.7 225.3 0.75| 19.9 14.9 1000 276 14 171 25| 8.4 7.7 16.0|187.8 0.0 187.8 187.8 0.74| 18.5 13.7 1500 285 19 183 21| 9.0 5.1 14.1|236.1 0.0 236.1 157.4 0.79| 15.8 12.6 2000 290 25 198 18| 9.4 3.8 13.2|287.1 0.0 287.1 143.6 0.81| 14.5 11.7 2500 294 30 215 17| 9.0 3.1 12.0|327.0 -2.5 324.5 129.8 0.79| 13.2 10.5 3000 295 34 227 17| 7.5 2.5 9.9|327.0 -14.8 312.1 104.0 0.74| 11.4 8.5 4000 296 38 240 19| 5.6 1.8 7.4|327.0 -38.6 288.4 72.1 0.66| 9.0 5.9 5000 296 40 245 20| 4.5 1.5 6.0|332.5 -56.3 276.2 55.2 0.60| 7.6 4.5 6000 296 42 249 21| 3.7 1.6 5.3|360.3 -56.3 303.9 50.7 0.59| 6.9 4.1 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251213.00.gif