UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for UNNT... Searching the city database file for: UNNT ... Date:1200Z 16 DEC 25 Station: UNNT WMO ident: 29634 Latitude: 55.03 Longitude: 82.90 Elevation: 177.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1003 177 -7.7 -10.3 82 2.6 -8.4 210 9 265.2 265.5 264.6 269.9 1.74 1 1000 169 -7.9 -12.0 72 4.1 -8.9 215 11 265.2 265.5 264.2 269.4 1.52 2 949 568 -11.9 -16.0 72 4.1 -12.8 222 19 265.2 265.4 263.5 268.4 1.15 3 925 762 -13.1 -16.9 73 3.8 -13.9 225 23 265.9 266.1 263.9 269.0 1.10 4 850 1406 -18.3 -21.3 77 3.0 -18.8 235 33 267.0 267.1 264.1 269.3 0.82 5 819 1682 -20.1 -23.1 77 3.0 -20.5 236 35 267.9 268.0 264.6 270.0 0.73 6 703 2806 -23.5 -26.3 78 2.8 -23.9 240 44 276.1 276.2 269.9 278.0 0.63 7 700 2837 -24.1 -26.9 78 2.8 -24.5 240 44 275.8 275.9 269.7 277.6 0.60 8 597 3981 -30.3 -32.8 79 2.5 -30.6 247 52 281.5 281.5 272.7 282.7 0.41 9 503 5179 -37.3 -40.8 70 3.5 -37.5 255 60 287.1 287.1 275.5 287.8 0.22 10 500 5220 -37.7 -41.2 70 3.5 -37.9 255 60 287.1 287.1 275.5 287.8 0.21 11 420 6405 -44.7 -48.4 66 3.7 -44.9 259 67 292.8 292.8 278.2 293.2 0.11 12 400 6730 -47.7 -51.4 66 3.7 -47.8 260 69 293.0 293.0 278.3 293.3 0.08 13 329 8000 -52.7 -56.8 61 4.0 -52.8 250 81 302.9 302.9 282.7 303.1 0.05 14 300 8590 -55.1 -59.3 59 4.2 -55.2 250 79 307.7 307.7 284.5 307.8 0.04 15 281 9006 -54.1 -58.3 60 4.2 -54.2 252 76 314.9 314.9 287.1 315.1 0.05 16 250 9750 -54.9 -59.4 57 4.5 -55.0 255 71 324.4 324.5 290.2 324.6 0.05 17 228 10336 -55.9 -60.4 57 4.5 -56.0 257 69 331.6 331.6 292.2 331.8 0.05 18 200 11170 -54.3 -59.3 54 5.0 -54.4 260 66 346.8 346.8 296.0 347.1 0.06 19 180 11845 -54.1 -59.1 54 5.0 -54.2 258 63 357.7 357.7 298.3 358.0 0.07 20 150 13010 -55.3 -61.3 47 6.0 -55.5 255 58 374.8 374.8 301.4 375.1 0.07 21 131 13877 -55.5 -62.5 41 7.0 -55.7 255 55 389.2 389.3 303.7 389.6 0.07 22 100 15600 -56.5 -64.5 36 8.0 -56.8 255 48 418.6 418.6 307.6 418.9 0.07 23 70 17860 -57.9 -66.9 31 9.0 -58.3 260 52 460.5 460.5 311.8 460.9 0.07 24 68 18042 -58.5 -68.5 27 10.0 -58.9 260 52 463.1 463.1 312.1 463.4 0.06 25 50 19960 -61.5 -72.5 22 11.0 -61.9 260 56 498.6 498.6 314.9 498.8 0.04 26 30 23130 -62.9 -74.9 18 12.0 -63.4 270 68 573.2 573.2 319.3 573.5 0.05 27 26 24007 -63.3 -75.3 18 12.0 -63.9 272 70 596.0 596.0 320.5 596.4 0.05 28 20 25620 -61.9 -74.9 16 13.0 -62.8 275 75 646.7 646.7 322.6 647.3 0.07 29 16 27009 -59.3 -72.3 17 13.0 -60.7 697.8 697.9 324.4 699.0 0.14 30 11 29378 -55.3 -69.3 16 14.0 -58.1 791.3 791.4 327.1 794.3 0.31 TRP 329 8000 -56.5 -60.7 59 4.2 -56.6 250 81 297.7 297.7 280.4 297.9 0.03 WND 329 8000 -52.7 -56.8 61 4.0 -52.8 250 81 302.9 302.9 282.7 303.1 0.05 Sounding variables and indices 1000-500 mb thick: 5051.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 75.82 % Est. max temperature: -5.99 C = 21.22 F Sfc-Lift cond lev (LCL): 962.21 mb = 462.97 m = 1518.90 ft T: -10.84 C 700-500 lapse rate: 5.71 C/km ThetaE index: 1.54 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 880.03 mb = 1141.58 m = 3745.28 ft Mean mixing ratio: 1.23 g/kg Conv temperature: -6.37 C = 20.54 F Cap Strength: 15.12 C Lifted Index: 15.07 C Risk: None Lifted Index @300 mb: 27.50 C Lifted Index @700 mb: 7.29 C Showalter Index: 14.72 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 16.40 C K Index: -4.70 Risk: None Sweat Index: 193.75 Risk: None Energy Index: 3.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.07 J/kg Max Up Vert Vel: 2.85 m/s Conv Inhibition (B-): 65280.85 J/kg Cap Strength: 15.02 C Lift Cond Lev (LCL): 894.61 mb = 1016.42 m = 3334.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 276 at 34 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 1003 177 210 9 4.5 7.8 | 112 31 -29.0 11.5 1 1000 169 215 11 6.3 9.0 | 115 30 -27.2 12.7 2 925 762 225 23 16.3 16.3 | 139 26 -17.2 19.9 3 850 1406 235 33 27.0 18.9 | 164 24 -6.5 22.6 4 700 2837 240 44 38.1 22.0 | 190 26 4.6 25.7 5 500 5220 255 60 58.0 15.5 | 232 31 24.5 19.2 6 400 6730 260 69 68.0 12.0 | 246 38 34.5 15.7 7 329 8000 250 81 76.1 27.7 | 234 53 42.6 31.4 8 300 8590 250 79 74.2 27.0 | 233 51 40.8 30.7 9 250 9750 255 71 68.6 18.4 | 238 41 35.1 22.1 10 200 11170 260 66 65.0 11.5 | 244 35 31.5 15.1 11 150 13010 255 58 56.0 15.0 | 230 29 22.5 18.7 12 100 15600 255 48 46.4 12.4 | 219 21 12.9 16.1 13 70 17860 260 52 51.2 9.0 | 234 22 17.7 12.7 14 50 19960 260 56 55.1 9.7 | 238 25 21.7 13.4 15 30 23130 270 68 68.0 -0.0 | 264 35 34.5 3.7 16 20 25620 275 75 74.7 -6.5 | 274 41 41.2 -2.9 Wind Parameters Mean winds (0-6000m): 246.3 at 44.9 knts Storm direction: 276.3 at 33.7 knts Shear (0-3000m) pos: 6.3 neg: 0.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 81.1 deg Storm rel helicity (0-3000m) pos: 249.2 neg: 0.0 tot: 249.2 m^2/s^2 ave: 83.1 10^-3 m/s^2 rel: 0.97 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 6.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 127.33 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 ------------------------------------------------------------------------------- 500 221 16 125 28| 10.7 0.0 10.7| 74.3 0.0 74.3 148.6 0.95| 10.7 10.2 1000 225 21 134 26| 9.8 0.0 9.8|132.2 0.0 132.2 132.2 0.96| 9.9 9.5 1500 230 25 143 25| 8.6 0.0 8.6|170.6 0.0 170.6 113.7 0.96| 8.7 8.4 2000 232 28 151 24| 7.4 0.0 7.4|195.7 0.0 195.7 97.8 0.97| 7.6 7.3 2500 234 31 158 23| 6.8 0.0 6.8|221.3 0.0 221.3 88.5 0.97| 6.9 6.7 3000 235 33 164 23| 6.3 0.0 6.3|249.2 0.0 249.2 83.1 0.97| 6.5 6.2 4000 239 37 176 23| 5.7 0.0 5.7|310.1 0.0 310.1 77.5 0.97| 6.0 5.8 5000 243 41 188 23| 5.3 0.0 5.3|377.3 0.0 377.3 75.5 0.97| 5.7 5.5 6000 246 45 199 23| 5.0 0.0 5.0|426.2 0.0 426.2 71.0 0.95| 5.4 5.1 Wrote GIF file: /home/apache/climate/data/raob//UNNT/skewt/UNNT.skewt.20251216.12.gif