UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for UNNT... Searching the city database file for: UNNT ... Date:0000Z 18 APR 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 ------------------------------------------------------------------------------- 0 1000 88 260 7 SFC 993 177 -4.7 -7.8 79 3.1 -5.7 260 7 269.0 269.3 267.9 274.8 2.14 2 925 700 -7.9 -13.9 62 6.0 -9.4 295 13 271.2 271.5 268.1 275.2 1.41 3 923 717 -8.3 -14.3 62 6.0 -9.8 295 13 271.0 271.2 267.9 274.8 1.37 4 850 1349 -13.7 -19.7 60 6.0 -14.9 300 19 271.8 271.9 267.7 274.5 0.94 5 842 1420 -14.7 -20.7 60 6.0 -15.9 300 19 271.5 271.6 267.4 274.0 0.87 6 700 2788 -24.3 -29.3 63 5.0 -24.9 300 27 275.6 275.7 269.3 277.0 0.48 7 684 2956 -24.9 -29.9 63 5.0 -25.5 298 28 276.7 276.8 270.0 278.2 0.47 8 569 4266 -33.9 -40.9 49 7.0 -34.4 278 34 281.1 281.2 272.2 281.7 0.19 9 500 5160 -38.7 -45.7 48 7.0 -39.1 265 38 285.9 285.9 274.7 286.3 0.13 10 471 5568 -41.1 -49.1 42 8.0 -41.4 261 41 287.8 287.8 275.7 288.1 0.09 11 400 6670 -44.1 -53.1 36 9.0 -44.4 250 48 297.7 297.7 280.4 297.9 0.07 12 379 7030 -45.9 -54.9 35 9.0 -46.2 250 50 299.9 299.9 281.4 300.1 0.06 13 300 8590 -44.7 -54.7 32 10.0 -45.1 250 54 322.4 322.4 289.6 322.7 0.08 14 250 9810 -43.9 -54.9 29 11.0 -44.5 250 52 340.8 340.8 294.6 341.2 0.09 15 217 10755 -42.5 -54.5 26 12.0 -43.2 247 48 357.0 357.1 298.2 357.5 0.11 16 200 11300 -43.9 -56.9 22 13.0 -44.6 245 46 363.3 363.3 299.4 363.6 0.09 17 150 13220 -46.3 -60.3 19 14.0 -47.1 245 38 390.3 390.3 303.9 390.6 0.08 18 100 15900 -49.1 -66.1 12 17.0 -50.0 255 29 432.9 432.9 309.1 433.1 0.05 19 70 18230 -51.1 -69.1 10 18.0 -52.1 295 19 475.1 475.1 313.1 475.4 0.05 20 50 20420 -51.9 -70.9 8 19.0 -53.2 335 11 521.2 521.2 316.4 521.5 0.05 21 38 22201 -52.7 -73.7 6 21.0 -54.2 356 9 561.7 561.7 318.8 562.0 0.05 22 30 23730 -53.1 -74.1 6 21.0 -54.9 15 7 599.9 599.9 320.6 600.3 0.06 23 24 25172 -53.9 -75.9 5 22.0 -55.9 32 9 637.1 637.1 322.2 637.5 0.05 24 20 26350 -52.7 -74.7 5 22.0 -55.3 45 11 674.9 674.9 323.6 675.5 0.08 25 13 29122 -50.1 -72.1 6 22.0 -54.5 64 15 772.4 772.4 326.6 774.0 0.17 26 10 30830 -48.9 -71.9 5 23.0 -54.5 75 17 837.0 837.1 328.1 839.4 0.23 27 6.9 33281 -46.3 -70.3 5 24.0 -54.4 941.5 941.8 330.3 946.5 0.42 TRP 379 7030 -45.9 -54.9 35 9.0 -46.2 250 50 299.9 299.9 281.4 300.1 0.06 WND Sounding variables and indices 1000-500 mb thick: 5072.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 58.59 % Est. max temperature: -2.18 C = 28.08 F Sfc-Lift cond lev (LCL): 945.44 mb = 538.89 m = 1767.99 ft T: -6.91 C 700-500 lapse rate: 6.07 C/km ThetaE index: 1.19 C Layer 923.0- 700.0 mb Conv cond level (CCL): 855.99 mb = 1295.13 m = 4249.07 ft Mean mixing ratio: 1.61 g/kg Conv temperature: -1.97 C = 28.46 F Cap Strength: 5.84 C Lifted Index: 9.21 C Risk: None Lifted Index @300 mb: 33.62 C Lifted Index @700 mb: 2.25 C Showalter Index: 9.56 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 19.00 C K Index: 0.30 Risk: None Sweat Index: 76.00 Risk: None Energy Index: 2.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.79 J/kg Max Up Vert Vel: 3.68 m/s Conv Inhibition (B-): 74207.58 J/kg Cap Strength: 9.07 C Lift Cond Lev (LCL): 872.80 mb = 1145.93 m = 3759.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 at 21 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 ---------------------------------------------------------- 0 993 177 260 7 6.9 1.2 | 147 17 -9.4 14.7 1 925 700 295 13 11.8 -5.5 | 150 9 -4.6 8.0 2 850 1349 300 19 16.5 -9.5 | 182 4 0.1 4.0 3 700 2788 300 27 23.4 -13.5 | 270 7 7.0 -0.0 4 500 5160 265 38 37.9 3.3 | 232 27 21.5 16.8 5 400 6670 250 48 45.1 16.4 | 224 41 28.8 29.9 6 379 7030 250 50 47.0 17.1 | 225 43 30.6 30.6 7 300 8590 250 54 50.7 18.5 | 227 47 34.4 31.9 8 250 9810 250 52 48.9 17.8 | 226 45 32.5 31.2 9 200 11300 245 46 41.7 19.4 | 218 42 25.3 32.9 10 150 13220 245 38 34.4 16.1 | 212 35 18.1 29.5 11 100 15900 255 29 28.0 7.5 | 209 24 11.7 21.0 12 70 18230 295 19 17.2 -8.0 | 189 5 0.9 5.4 13 50 20420 335 11 4.6 -10.0 | 107 12 -11.7 3.5 14 30 23730 15 7 -1.8 -6.8 | 110 19 -18.2 6.7 15 20 26350 45 11 -7.8 -7.8 | 103 25 -24.1 5.7 16 10 30830 75 17 -16.4 -4.4 | 105 34 -32.8 9.1 Wind Parameters Mean winds (0-6000m): 279.5 at 28.2 knts Storm direction: 309.5 at 21.2 knts Shear (0-3000m) pos: 2.8 neg: 1.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 113.5 deg Storm rel helicity (0-3000m) pos: 18.4 neg: -4.0 tot: 14.5 m^2/s^2 ave: 4.8 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 44.68 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 ------------------------------------------------------------------------------- 500 282 10 150 13| 8.1 0.0 8.1| 6.1 -0.8 5.2 10.5 0.14| 8.4 1.2 1000 291 12 152 10| 6.5 0.0 6.5| 9.8 -0.8 9.0 9.0 0.25| 6.7 1.7 1500 295 15 157 8| 5.5 0.0 5.5| 12.8 -0.8 12.0 8.0 0.37| 5.7 2.1 2000 297 17 165 6| 4.1 0.7 4.9| 15.4 -0.8 14.5 7.3 0.45| 5.0 2.2 2500 298 18 178 5| 3.3 1.1 4.5| 17.9 -0.8 17.1 6.8 0.47| 4.5 2.1 3000 298 20 195 4| 2.8 1.4 4.2| 18.4 -4.0 14.5 4.8 0.36| 4.5 1.6 4000 294 23 225 6| 2.1 2.0 4.1| 18.4 -18.8 -0.4 -0.1 0.15| 4.5 0.7 5000 286 25 232 10| 1.7 2.5 4.2| 18.4 -49.1 -30.7 -6.1 0.01| 4.7 0.0 6000 279 28 233 14| 1.4 2.9 4.2| 18.4 -73.8 -55.4 -9.2 -0.04| 4.7 -0.2 Wrote GIF file: /home/apache/climate/data/raob//UNNT/skewt/UNNT.skewt.20250418.00.gif