UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 17 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 196 SFC 972 489 -10.7 -12.9 84 2.2 -11.2 0 0 264.6 264.8 263.6 268.5 1.45 2 925 794 -13.5 -15.9 82 2.4 -14.0 205 7 265.5 265.7 263.8 268.8 1.19 3 920 835 -13.9 -16.3 82 2.4 -14.4 209 8 265.5 265.7 263.7 268.7 1.16 4 906 952 -13.9 -16.3 82 2.4 -14.4 221 9 266.7 266.9 264.6 269.9 1.18 5 889 1096 -13.7 -15.7 85 2.0 -14.2 236 12 268.3 268.5 265.9 271.8 1.26 6 850 1435 -15.9 -17.9 85 2.0 -16.3 270 17 269.5 269.7 266.4 272.6 1.10 7 700 2871 -25.9 -28.6 78 2.7 -26.2 250 33 273.8 273.9 268.2 275.3 0.52 8 679 3091 -27.3 -29.8 79 2.5 -27.6 253 34 274.6 274.7 268.7 276.1 0.47 9 662 3274 -26.5 -29.3 77 2.8 -26.8 256 35 277.5 277.6 270.6 279.1 0.51 10 520 4988 -35.3 -38.3 74 3.0 -35.5 281 46 286.8 286.8 275.5 287.6 0.27 11 500 5260 -37.7 -40.7 73 3.0 -37.9 285 48 287.1 287.1 275.5 287.8 0.22 12 400 6760 -49.7 -53.4 65 3.7 -49.8 290 50 290.4 290.4 277.0 290.6 0.07 13 334 7914 -58.9 -62.8 61 3.9 -58.9 285 54 293.2 293.2 278.3 293.3 0.02 14 300 8590 -56.7 -60.5 62 3.8 -56.8 280 66 305.4 305.4 283.6 305.6 0.04 15 298 8632 -56.3 -60.0 63 3.7 -56.3 280 67 306.6 306.6 284.1 306.7 0.04 16 286 8892 -56.4 -60.2 62 3.8 -56.5 280 71 310.0 310.0 285.4 310.1 0.04 17 250 9740 -56.9 -61.0 60 4.1 -57.0 275 60 321.5 321.5 289.2 321.6 0.04 18 200 11150 -59.7 -64.2 56 4.5 -59.7 275 52 338.2 338.2 293.9 338.4 0.03 19 170 12171 -56.9 -61.9 53 5.0 -57.0 278 47 359.0 359.0 298.5 359.2 0.05 20 150 12960 -58.1 -64.1 46 6.0 -58.2 280 44 370.0 370.0 300.6 370.2 0.05 21 100 15520 -58.5 -65.5 40 7.0 -58.7 270 52 414.7 414.7 307.1 415.0 0.06 22 83 16693 -56.9 -64.9 36 8.0 -57.2 265 43 440.7 440.7 310.0 441.1 0.07 23 70 17760 -60.9 -68.9 34 8.0 -61.2 260 35 454.1 454.1 311.3 454.4 0.05 24 63 18414 -62.3 -70.3 33 8.0 -62.6 262 40 464.9 464.9 312.3 465.2 0.05 25 52 19606 -60.1 -69.1 30 9.0 -60.5 264 50 496.3 496.3 314.7 496.7 0.07 26 50 19850 -61.5 -70.5 29 9.0 -61.9 265 52 498.6 498.6 314.9 498.9 0.06 27 46 20366 -62.5 -72.5 25 10.0 -62.9 508.2 508.2 315.5 508.5 0.05 28 40 21234 -59.5 -69.5 26 10.0 -60.0 536.4 536.5 317.3 537.0 0.08 TRP 334 7914 -58.9 -62.8 61 3.9 -58.9 285 54 293.2 293.2 278.3 293.3 0.02 WND 286 8892 -56.4 -60.2 62 3.8 -56.5 280 71 310.0 310.0 285.4 310.1 0.04 Sounding variables and indices 1000-500 mb thick: 5064.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 78.95 % Est. max temperature: -5.08 C = 22.86 F Sfc-Lift cond lev (LCL): 938.16 mb = 707.04 m = 2319.65 ft T: -12.70 C 700-500 lapse rate: 4.94 C/km ThetaE index: 0.08 C Layer 920.0- 906.0 mb Conv cond level (CCL): 841.80 mb = 1506.72 m = 4943.26 ft Mean mixing ratio: 1.26 g/kg Conv temperature: -5.62 C = 21.88 F Cap Strength: 14.31 C Lifted Index: 14.37 C Risk: None Lifted Index @300 mb: 25.31 C Lifted Index @700 mb: 4.78 C Showalter Index: 12.08 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 19.80 C K Index: 1.20 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.83 J/kg Max Up Vert Vel: 5.63 m/s Conv Inhibition (B-): 36605.36 J/kg Cap Strength: 14.34 C Lift Cond Lev (LCL): 887.96 mb = 1104.38 m = 3623.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 25 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 ---------------------------------------------------------- 0 972 489 0 0 -0.0 -0.0 | 123 25 -21.3 13.6 1 925 794 205 7 3.0 6.3 | 137 27 -18.3 20.0 2 850 1435 270 17 17.0 -0.0 | 163 14 -4.3 13.6 3 700 2871 250 33 31.0 11.3 | 201 27 9.7 24.9 4 500 5260 285 48 46.4 -12.4 | 267 25 25.1 1.2 5 400 6760 290 50 47.0 -17.1 | 278 26 25.7 -3.5 6 334 7914 285 54 52.2 -14.0 | 271 31 30.9 -0.4 7 300 8590 280 66 65.0 -11.5 | 267 44 43.7 2.2 8 286 8892 280 71 69.9 -12.3 | 268 49 48.7 1.3 9 250 9740 275 60 59.8 -5.2 | 258 39 38.5 8.4 10 200 11150 275 52 51.8 -4.5 | 253 32 30.5 9.1 11 150 12960 280 44 43.3 -7.6 | 255 23 22.1 6.0 12 100 15520 270 52 52.0 -0.0 | 246 34 30.7 13.6 13 70 17760 260 35 34.5 6.1 | 214 24 13.2 19.7 14 50 19850 265 52 51.8 4.5 | 239 36 30.5 18.1 Wind Parameters Mean winds (0-6000m): 272.6 at 33.7 knts Storm direction: 302.6 at 25.3 knts Shear (0-3000m) pos: 3.1 neg: 4.8 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 93.3 deg Storm rel helicity (0-3000m) pos: 199.2 neg: -1.8 tot: 197.4 m^2/s^2 ave: 65.8 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 5.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.12 Bulk Shear: 131.31 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 ------------------------------------------------------------------------------- 500 211 5 134 26| 0.0 10.3 10.3| 64.6 -1.8 62.8 125.7 0.64| 15.8 10.0 1000 248 9 143 21| 6.5 5.2 11.6|101.6 -1.8 99.8 99.8 0.59| 14.6 8.5 1500 257 13 152 19| 4.3 5.5 9.8|123.7 -1.8 121.9 81.3 0.64| 11.8 7.6 2000 257 16 162 18| 3.2 5.7 9.0|142.9 -1.8 141.1 70.6 0.63| 10.5 6.7 2500 254 19 171 19| 2.6 5.7 8.3|162.1 -1.8 160.3 64.1 0.61| 9.7 5.9 3000 255 22 179 19| 3.1 4.8 7.8|199.2 -1.8 197.4 65.8 0.65| 9.0 5.9 4000 260 26 194 19| 3.8 3.6 7.4|277.3 -1.8 275.6 68.9 0.71| 8.3 5.9 5000 267 30 211 18| 4.1 2.9 6.9|348.1 -1.8 346.4 69.3 0.76| 7.8 5.9 6000 273 34 226 17| 3.6 2.4 6.0|369.0 -1.8 367.3 61.2 0.76| 6.7 5.2 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251217.00.gif