UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for UNNT... Searching the city database file for: UNNT ... Date:1200Z 19 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 1007 177 -9.1 -10.2 92 1.1 -9.4 230 3 263.5 263.8 263.3 268.2 1.74 1 1000 194 -9.3 -10.8 89 1.5 -9.7 230 5 263.9 264.1 263.4 268.4 1.67 2 925 792 -13.1 -15.1 85 2.0 -13.5 240 11 265.9 266.1 264.2 269.4 1.28 3 865 1300 -17.1 -19.2 84 2.1 -17.5 252 17 266.9 267.1 264.4 269.6 0.97 4 850 1431 -16.9 -19.1 83 2.2 -17.3 255 19 268.4 268.6 265.5 271.2 0.99 5 757 2303 -15.5 -17.7 83 2.2 -16.0 264 27 279.0 279.2 272.7 282.7 1.26 6 700 2890 -18.3 -20.5 83 2.2 -18.7 270 33 282.2 282.4 274.2 285.4 1.07 7 579 4283 -26.9 -30.4 72 3.5 -27.3 276 41 287.9 288.0 276.5 289.6 0.53 8 500 5330 -32.5 -36.5 67 4.0 -32.9 280 48 293.4 293.5 278.9 294.5 0.34 9 472 5735 -35.3 -39.5 65 4.2 -35.6 281 51 294.8 294.9 279.4 295.7 0.26 10 400 6870 -43.3 -48.2 58 4.9 -43.5 285 58 298.7 298.7 281.0 299.1 0.12 11 368 7425 -47.3 -52.3 56 5.0 -47.4 286 61 300.6 300.6 281.7 300.9 0.08 12 310 8534 -56.7 -62.7 47 6.0 -56.8 289 68 302.6 302.6 282.4 302.7 0.03 13 300 8740 -59.1 -64.1 52 5.0 -59.2 290 69 302.0 302.0 282.2 302.1 0.02 14 250 9850 -64.9 -70.9 43 6.0 -65.0 300 75 309.6 309.6 285.2 309.6 0.01 15 222 10573 -64.2 -70.2 44 6.0 -64.2 300 79 321.4 321.4 289.2 321.5 0.01 16 200 11210 -63.5 -69.5 44 6.0 -63.6 295 68 332.2 332.2 292.3 332.3 0.02 17 150 12990 -59.5 -66.5 40 7.0 -59.6 290 52 367.6 367.6 300.2 367.7 0.03 18 100 15550 -56.7 -67.7 24 11.0 -57.1 285 42 418.2 418.2 307.5 418.4 0.04 19 70 17810 -59.1 -74.1 13 15.0 -59.5 275 44 457.9 458.0 311.6 458.1 0.02 20 50 19910 -60.7 -77.7 9 17.0 -61.2 265 46 500.4 500.4 315.0 500.6 0.02 21 47 20296 -61.7 -78.7 9 17.0 -62.1 264 47 507.0 507.0 315.4 507.1 0.02 22 30 23110 -58.7 -77.7 7 19.0 -59.7 260 52 584.6 584.6 319.9 584.8 0.03 23 29 23323 -58.5 -77.5 7 19.0 -59.6 590.9 590.9 320.2 591.1 0.03 TRP 222 10573 -68.3 -74.3 42 6.0 -68.3 295 77 315.0 315.1 287.1 315.1 0.01 WND 222 10573 -64.2 -70.2 44 6.0 -64.2 300 79 321.4 321.4 289.2 321.5 0.01 Sounding variables and indices 1000-500 mb thick: 5136.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 79.39 % Est. max temperature: -4.90 C = 23.18 F Sfc-Lift cond lev (LCL): 989.27 mb = 276.79 m = 908.09 ft T: -9.83 C 700-500 lapse rate: 5.82 C/km Conv cond level (CCL): 915.04 mb = 873.95 m = 2867.24 ft Mean mixing ratio: 1.44 g/kg Conv temperature: -6.54 C = 20.22 F Cap Strength: 16.59 C Lifted Index: 20.21 C Risk: None Lifted Index @300 mb: 23.44 C Lifted Index @700 mb: 13.03 C Showalter Index: 18.40 C Risk: None Total Totals Index: 29.00 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 13.40 C K Index: -5.70 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 4.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.45 J/kg Max Up Vert Vel: 3.30 m/s Conv Inhibition (B-): 48432.02 J/kg Cap Strength: 20.23 C Lift Cond Lev (LCL): 930.15 mb = 749.40 m = 2458.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 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 1007 177 230 3 2.3 1.9 | 130 24 -18.2 15.1 1 1000 194 230 5 3.8 3.2 | 135 23 -16.6 16.4 2 925 792 240 11 9.5 5.5 | 150 22 -10.9 18.7 3 850 1431 255 19 18.4 4.9 | 173 18 -2.1 18.1 4 700 2890 270 33 33.0 -0.0 | 224 18 12.6 13.2 5 500 5330 280 48 47.3 -8.3 | 260 27 26.8 4.9 6 400 6870 285 58 56.0 -15.0 | 273 36 35.6 -1.8 7 300 8740 290 69 64.8 -23.6 | 283 46 44.4 -10.4 8 250 9850 300 75 65.0 -37.5 | 299 51 44.5 -24.3 9 222 10573 300 79 68.4 -39.5 | 299 55 48.0 -26.3 10 200 11210 295 68 61.6 -28.7 | 291 44 41.2 -15.5 11 150 12990 290 52 48.9 -17.8 | 279 29 28.4 -4.6 12 100 15550 285 42 40.6 -10.9 | 263 20 20.1 2.3 13 70 17810 275 44 43.8 -3.8 | 248 25 23.4 9.4 14 50 19910 265 46 45.8 4.0 | 236 31 25.4 17.2 15 30 23110 260 52 51.2 9.0 | 234 38 30.8 22.2 Wind Parameters Mean winds (0-6000m): 272.9 at 32.5 knts Storm direction: 302.9 at 24.3 knts Shear (0-3000m) pos: 5.6 neg: 0.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 99.0 deg Storm rel helicity (0-3000m) pos: 172.3 neg: 0.0 tot: 172.3 m^2/s^2 ave: 57.4 10^-3 m/s^2 rel: 0.97 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 98.00 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 ------------------------------------------------------------------------------- 500 235 7 140 23| 7.1 0.0 7.1| 41.0 0.0 41.0 81.9 0.97| 7.2 7.0 1000 241 10 147 22| 6.7 0.0 6.7| 74.4 0.0 74.4 74.4 0.95| 6.9 6.6 1500 248 13 154 20| 6.4 0.0 6.4|103.1 0.0 103.1 68.7 0.95| 6.7 6.4 2000 253 15 162 19| 6.1 0.0 6.1|127.4 0.0 127.4 63.7 0.96| 6.4 6.1 2500 257 18 171 17| 5.9 0.0 5.9|152.6 0.0 152.6 61.0 0.97| 6.2 6.0 3000 261 20 179 16| 5.6 0.0 5.6|172.3 0.0 172.3 57.4 0.97| 5.9 5.7 4000 266 25 195 16| 5.0 0.0 5.0|203.9 0.0 203.9 51.0 0.95| 5.3 5.0 5000 270 29 212 16| 4.6 0.0 4.6|239.3 0.0 239.3 47.9 0.93| 5.0 4.6 6000 273 32 226 17| 4.4 0.0 4.4|276.3 0.0 276.3 46.0 0.89| 4.7 4.2 Wrote GIF file: /home/apache/climate/data/raob//UNNT/skewt/UNNT.skewt.20251219.12.gif