UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for UNNT... Searching the city database file for: UNNT ... Date:0000Z 27 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 1006 177 -20.9 -23.9 77 3.0 -21.2 230 9 251.8 251.9 251.5 253.3 0.55 1 1000 183 -21.1 -24.6 73 3.5 -21.5 230 11 252.1 252.1 251.6 253.5 0.52 2 925 756 -22.5 -26.7 69 4.2 -22.9 245 19 256.3 256.4 255.1 257.6 0.46 3 882 1105 -22.9 -27.2 68 4.3 -23.4 251 24 259.4 259.5 257.6 260.7 0.47 4 850 1377 -21.5 -24.7 75 3.2 -22.0 255 27 263.6 263.7 261.2 265.3 0.61 5 729 2503 -24.9 -27.1 82 2.2 -25.2 279 39 271.7 271.8 267.0 273.4 0.57 6 700 2798 -25.9 -28.2 81 2.3 -26.2 285 42 273.8 273.9 268.2 275.4 0.54 7 557 4422 -33.7 -36.7 74 3.0 -33.9 299 57 283.1 283.1 273.5 284.0 0.30 8 500 5170 -38.5 -42.2 68 3.7 -38.7 305 64 286.1 286.1 274.9 286.7 0.19 9 413 6467 -45.5 -50.5 57 5.0 -45.7 301 75 293.2 293.2 278.4 293.5 0.09 10 400 6680 -47.7 -53.7 50 6.0 -47.9 300 77 293.0 293.0 278.3 293.2 0.06 11 361 7350 -52.3 -58.3 48 6.0 -52.4 296 84 295.6 295.6 279.4 295.7 0.04 12 303 8467 -58.0 -64.0 46 6.0 -58.0 290 95 302.8 302.8 282.5 302.8 0.02 13 300 8530 -58.3 -64.3 46 6.0 -58.4 290 91 303.2 303.2 282.7 303.2 0.02 14 250 9680 -59.7 -66.7 40 7.0 -59.8 285 83 317.3 317.3 287.9 317.4 0.02 15 226 10309 -61.1 -68.1 39 7.0 -61.2 283 74 324.5 324.5 290.1 324.5 0.02 16 200 11070 -59.9 -66.9 40 7.0 -60.0 280 64 337.9 337.9 293.8 338.0 0.02 17 182 11662 -58.1 -65.1 40 7.0 -58.2 278 61 350.1 350.1 296.7 350.2 0.03 18 150 12880 -58.7 -65.7 40 7.0 -58.9 275 54 368.9 369.0 300.4 369.1 0.04 19 139 13357 -60.5 -67.5 39 7.0 -60.6 271 51 373.9 373.9 301.2 374.1 0.03 20 100 15400 -62.7 -70.7 33 8.0 -62.9 255 38 406.6 406.6 306.1 406.7 0.03 21 79 16855 -63.1 -72.1 29 9.0 -63.3 255 43 434.1 434.1 309.3 434.3 0.03 22 70 17600 -63.3 -73.3 25 10.0 -63.5 255 46 449.0 449.0 310.8 449.1 0.03 23 59 18652 -64.1 -74.1 24 10.0 -64.3 258 50 469.7 469.7 312.6 469.8 0.03 24 50 19670 -63.3 -73.3 25 10.0 -63.6 260 54 494.3 494.3 314.5 494.5 0.04 25 37 21532 -60.7 -71.7 22 11.0 -61.3 545.4 545.5 317.9 545.9 0.06 26 31 22943 58.8 47.8 59 11.0 -140.0 896.5 424.4 133.2 0.0 -864.60 TRP 300 8530 -58.3 -64.3 46 6.0 -58.4 290 91 303.2 303.2 282.7 303.2 0.02 WND 303 8467 -58.0 -64.0 46 6.0 -58.0 290 95 302.8 302.8 282.5 302.8 0.02 Sounding variables and indices 1000-500 mb thick: 4987.00 m Freezing level: Surface below freezing Freezing level: 33.95 mb = 22248.81 m = 72993.88 ft Wetbulb zero: Below ground Precipitable water: 2.78 inches Sfc-500 mean rel hum: 75.33 % Est. max temperature: -9.89 C = 14.21 F Sfc-Lift cond lev (LCL): 957.30 mb = 503.74 m = 1652.65 ft T: -21.88 C 700-500 lapse rate: 5.31 C/km Conv cond level (CCL): 609.79 mb = 3778.67 m = 12397.05 ft Mean mixing ratio: 0.49 g/kg Conv temperature: 6.73 C = 44.11 F Cap Strength: 23.03 C Lifted Index: 24.76 C Risk: None Lifted Index @300 mb: 33.44 C Lifted Index @700 mb: 16.47 C Showalter Index: 17.14 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 13.80 C K Index: -10.00 Risk: None Sweat Index: 118.00 Risk: None Energy Index: 4.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.57 J/kg Max Up Vert Vel: 4.60 m/s Conv Inhibition (B-): 49565.66 J/kg Cap Strength: 24.63 C Lift Cond Lev (LCL): 895.13 mb = 996.88 m = 3270.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 33 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 1006 177 230 9 6.9 5.8 | 156 35 -14.3 31.6 1 1000 183 230 11 8.4 7.1 | 159 35 -12.8 32.9 2 925 756 245 19 17.2 8.0 | 173 34 -4.0 33.8 3 850 1377 255 27 26.1 7.0 | 188 33 4.9 32.8 4 700 2798 285 42 40.6 -10.9 | 232 24 19.4 14.9 5 500 5170 305 64 52.4 -36.7 | 289 33 31.2 -10.9 6 400 6680 300 77 66.7 -38.5 | 286 47 45.5 -12.7 7 303 8467 290 95 89.3 -32.5 | 276 68 68.1 -6.7 8 300 8530 290 91 85.5 -31.1 | 275 65 64.3 -5.3 9 250 9680 285 83 80.2 -21.5 | 266 59 59.0 4.3 10 200 11070 280 64 63.0 -11.1 | 251 44 41.8 14.7 11 150 12880 275 54 53.8 -4.7 | 237 39 32.6 21.1 12 100 15400 255 38 36.7 9.8 | 204 39 15.5 35.6 13 70 17600 255 46 44.4 11.9 | 212 44 23.3 37.7 14 50 19670 260 54 53.2 9.4 | 222 48 32.0 35.2 Wind Parameters Mean winds (0-6000m): 290.6 at 44.5 knts Storm direction: 320.6 at 33.4 knts Shear (0-3000m) pos: 7.1 neg: 0.0 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 86.6 deg Storm rel helicity (0-3000m) pos: 372.0 neg: 0.0 tot: 372.0 m^2/s^2 ave: 124.0 10^-3 m/s^2 rel: 0.96 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 7.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.06 Bulk Shear: 188.66 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 ------------------------------------------------------------------------------- 500 238 14 164 35| 9.6 0.0 9.6| 87.3 0.0 87.3 174.7 0.99| 9.9 9.7 1000 244 17 171 34| 8.4 0.0 8.4|152.1 0.0 152.1 152.1 0.99| 8.7 8.6 1500 249 21 177 33| 7.9 0.0 7.9|213.8 0.0 213.8 142.5 0.98| 8.3 8.2 2000 256 24 183 32| 7.6 0.0 7.6|272.5 0.0 272.5 136.3 0.97| 8.3 8.0 2500 263 27 190 30| 7.4 0.0 7.4|330.3 0.0 330.3 132.1 0.96| 8.5 8.1 3000 268 29 197 28| 7.1 0.0 7.1|372.0 0.0 372.0 124.0 0.96| 8.2 7.8 4000 278 34 211 25| 6.7 0.0 6.7|451.5 0.0 451.5 112.9 0.96| 7.6 7.4 5000 286 40 229 23| 6.4 0.0 6.4|543.5 0.0 543.5 108.7 0.95| 7.4 7.1 6000 291 45 244 23| 5.3 0.8 6.2|543.5 -15.7 527.8 88.0 0.82| 7.0 5.8 Wrote GIF file: /home/apache/climate/data/raob//UNNT/skewt/UNNT.skewt.20251227.00.gif