UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122900.upa.cvt Date: 0000Z 29 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 29 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 251 SFC 978 489 -27.3 -30.0 78 2.7 -27.5 0 0 247.4 247.5 247.1 248.3 0.32 2 966 561 -23.1 -26.7 72 3.6 -23.5 348 3 252.5 252.6 251.9 253.8 0.45 3 961 592 -23.1 -26.6 73 3.5 -23.5 343 5 252.9 253.0 252.3 254.1 0.45 4 944 698 -22.7 -25.5 78 2.8 -23.0 325 10 254.6 254.7 253.8 256.0 0.51 5 932 775 -23.3 -26.0 78 2.7 -23.6 312 13 254.9 255.0 254.0 256.3 0.49 6 925 820 -23.3 -26.0 78 2.7 -23.6 305 15 255.5 255.6 254.5 256.8 0.50 7 890 1103 -21.9 -24.9 77 3.0 -22.3 307 14 259.8 259.9 258.2 261.4 0.57 8 877 1211 -22.3 -25.2 77 2.9 -22.7 308 14 260.4 260.5 258.7 262.0 0.56 9 857 1381 -21.7 -24.9 75 3.2 -22.1 310 13 262.8 262.9 260.6 264.5 0.59 10 850 1441 -21.9 -25.5 73 3.6 -22.4 310 13 263.2 263.3 260.9 264.8 0.56 11 818 1723 -22.7 -27.7 64 5.0 -23.3 312 15 265.3 265.3 262.2 266.6 0.48 12 799 1896 -22.3 -27.3 64 5.0 -22.9 313 16 267.5 267.6 263.9 269.0 0.51 13 700 2857 -27.7 -34.7 51 7.0 -28.3 320 23 271.8 271.9 266.5 272.7 0.29 14 668 3192 -29.5 -37.5 46 8.0 -30.1 322 27 273.5 273.5 267.5 274.2 0.23 15 584 4144 -32.5 -43.5 33 11.0 -33.2 328 39 280.7 280.7 271.8 281.1 0.14 16 500 5220 -39.9 -49.9 34 10.0 -40.3 335 52 284.4 284.4 273.8 284.7 0.08 17 400 6710 -49.5 -58.5 34 9.0 -49.7 340 56 290.7 290.7 277.0 290.8 0.04 18 364 7324 -53.3 -62.3 33 9.0 -53.4 338 59 293.5 293.5 278.4 293.6 0.02 19 300 8560 -57.5 -66.5 31 9.0 -57.6 335 66 304.3 304.3 283.1 304.4 0.02 20 292 8730 -58.1 -67.1 31 9.0 -58.2 335 66 305.9 305.9 283.8 305.9 0.02 21 275 9106 -59.3 -68.3 30 9.0 -59.4 340 64 309.4 309.4 285.1 309.4 0.01 22 259 9479 -59.9 -68.9 30 9.0 -60.0 334 63 313.8 313.8 286.7 313.9 0.01 23 250 9700 -59.5 -68.5 30 9.0 -59.6 330 62 317.6 317.6 288.0 317.7 0.02 24 200 11100 -59.1 -68.1 30 9.0 -59.2 330 50 339.2 339.2 294.1 339.3 0.02 25 150 12920 -56.7 -66.7 27 10.0 -56.9 325 48 372.4 372.4 301.0 372.5 0.03 26 140 13358 -55.3 -65.3 28 10.0 -55.6 323 48 382.3 382.3 302.6 382.5 0.04 27 100 15490 -57.9 -68.9 23 11.0 -58.2 315 46 415.9 415.9 307.3 416.0 0.04 28 81 16814 -56.5 -68.5 21 12.0 -56.9 309 45 444.6 444.6 310.4 444.8 0.05 29 70 17730 -58.9 -70.9 20 12.0 -59.3 305 44 458.4 458.4 311.7 458.6 0.04 30 50 19840 -59.3 -72.3 17 13.0 -59.8 300 44 503.7 503.8 315.2 504.0 0.04 31 47 20227 -60.5 -73.5 17 13.0 -61.0 298 44 509.9 509.9 315.7 510.1 0.04 32 44 20642 -56.9 -69.9 18 13.0 -57.7 296 44 528.4 528.4 316.8 528.8 0.07 33 32 22659 -57.7 -71.7 15 14.0 -58.7 287 44 576.6 576.6 319.5 577.1 0.07 34 30 23070 -54.5 -69.5 14 15.0 -55.9 285 44 596.1 596.1 320.5 596.9 0.11 35 25 24253 -48.1 -64.1 14 16.0 -51.1 265 54 646.4 646.5 322.6 648.6 0.28 36 20 25730 -45.9 -62.9 13 17.0 -50.0 240 66 695.7 695.9 324.4 699.2 0.41 37 19 26075 -41.7 -59.7 12 18.0 -47.4 719.0 719.3 325.2 724.8 0.65 38 17 26828 -42.3 -60.3 12 18.0 -48.1 740.3 740.6 325.8 746.5 0.67 39 13 28668 -35.5 -57.5 9 22.0 -45.6 822.9 823.5 328.1 835.6 1.24 TRP 275 9106 -59.3 -68.3 30 9.0 -59.4 340 64 309.4 309.4 285.1 309.4 0.01 WND 292 8730 -58.1 -67.1 31 9.0 -58.2 335 66 305.9 305.9 283.8 305.9 0.02 Sounding variables and indices 1000-500 mb thick: 4969.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 52.36 % Est. max temperature: -10.22 C = 13.60 F Sfc-Lift cond lev (LCL): 934.61 mb = 758.21 m = 2487.53 ft T: -23.17 C 700-500 lapse rate: 5.16 C/km ThetaE index: 0.00 C Layer 978.0- -0.0 mb Conv cond level (CCL): 978.00 mb = 489.00 m = 1604.31 ft Mean mixing ratio: 0.50 g/kg Conv temperature: -25.28 C = -13.51 F Cap Strength: 20.39 C Lifted Index: 22.48 C Risk: None Lifted Index @300 mb: 33.48 C Lifted Index @700 mb: 13.71 C Showalter Index: 16.15 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 14.40 C K Index: -14.50 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 4.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.04 J/kg Max Up Vert Vel: 7.88 m/s Conv Inhibition (B-): 75928.78 J/kg Cap Strength: 22.38 C Lift Cond Lev (LCL): 883.19 mb = 1159.38 m = 3803.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 360 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 ---------------------------------------------------------- 0 978 489 0 0 -0.0 -0.0 | 180 24 -0.1 24.3 1 925 820 305 15 12.3 -8.6 | 218 20 12.2 15.7 2 850 1441 310 13 10.0 -8.4 | 212 19 9.9 15.9 3 700 2857 320 23 14.8 -17.6 | 246 16 14.7 6.6 4 500 5220 335 52 22.0 -47.1 | 316 32 21.9 -22.9 5 400 6710 340 56 19.2 -52.6 | 326 34 19.1 -28.4 6 300 8560 335 66 27.9 -59.8 | 322 45 27.8 -35.6 7 292 8730 335 66 27.9 -59.8 | 322 45 27.8 -35.6 8 275 9106 340 64 21.9 -60.1 | 329 42 21.8 -35.9 9 250 9700 330 62 31.0 -53.7 | 314 43 30.9 -29.4 10 200 11100 330 50 25.0 -43.3 | 307 31 24.9 -19.0 11 150 12920 325 48 27.5 -39.3 | 299 31 27.4 -15.1 12 100 15490 315 46 32.5 -32.5 | 284 33 32.4 -8.3 13 70 17730 305 44 36.0 -25.2 | 272 36 35.9 -1.0 14 50 19840 300 44 38.1 -22.0 | 267 38 38.0 2.3 15 30 23070 285 44 42.5 -11.4 | 253 44 42.4 12.9 16 20 25730 240 66 57.2 33.0 | 225 81 57.1 57.3 Wind Parameters Mean winds (0-6000m): 329.8 at 32.3 knts Storm direction: 359.8 at 24.3 knts Shear (0-3000m) pos: 3.0 neg: 2.5 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 92.2 deg Storm rel helicity (0-3000m) pos: 139.9 neg: -8.4 tot: 131.5 m^2/s^2 ave: 43.8 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 4.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.41 Bulk Shear: 76.02 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 ------------------------------------------------------------------------------- 500 305 10 202 20| 0.0 14.9 14.9| 60.3 -1.7 58.6 117.2 0.70| 17.5 12.3 1000 307 11 208 20| 0.8 7.4 8.2| 61.0 -8.4 52.6 52.6 0.57| 9.7 5.5 1500 309 13 211 19| 1.1 5.0 6.0| 77.5 -8.4 69.1 46.0 0.63| 7.7 4.9 2000 311 14 215 18| 1.7 3.7 5.5| 93.6 -8.4 85.2 42.6 0.68| 6.7 4.6 2500 314 16 220 17| 2.3 3.0 5.3|112.6 -8.4 104.2 41.7 0.73| 6.3 4.6 3000 316 17 226 17| 3.0 2.5 5.5|139.9 -8.4 131.5 43.8 0.77| 6.3 4.9 4000 321 22 244 15| 3.9 1.9 5.8|200.4 -8.4 192.0 48.0 0.79| 6.4 5.0 5000 327 28 266 15| 4.2 1.5 5.7|261.7 -8.4 253.3 50.7 0.78| 6.2 4.9 6000 330 32 283 17| 3.8 1.2 5.0|294.7 -8.4 286.3 47.7 0.79| 5.6 4.4 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251229.00.gif