UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for UIAA... Searching the city database file for: UIAA ... Date:1200Z 22 APR 25 Station: UIAA WMO ident: 30758 Latitude: 52.02 Longitude: 113.33 Elevation: 685.00 ------------------------------------------------------------------------------- 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 49 SFC 926 685 2.2 -2.8 69 5.0 0.1 300 11 281.5 282.0 277.1 290.9 3.35 2 925 684 2.0 -2.9 70 4.9 0.0 300 13 281.4 281.9 277.0 290.7 3.33 3 850 1359 -3.3 -7.1 75 3.8 -4.7 315 31 282.7 283.1 276.7 290.2 2.64 4 700 2868 -13.1 -15.0 86 1.9 -13.6 340 15 288.0 288.3 278.2 293.1 1.70 5 684 3044 -14.1 -16.1 85 2.0 -14.6 336 15 288.8 289.1 278.4 293.6 1.59 6 653 3395 -16.3 -18.5 83 2.2 -16.8 329 15 290.1 290.4 278.7 294.3 1.36 7 647 3464 -18.5 -21.1 80 2.6 -19.0 327 15 288.4 288.6 277.5 291.8 1.10 8 537 4832 -26.9 -29.8 76 2.9 -27.3 297 15 294.2 294.3 279.6 296.1 0.60 9 531 4913 -28.9 -32.3 72 3.4 -29.3 295 15 292.7 292.8 278.7 294.3 0.48 10 500 5340 -32.7 -36.2 71 3.5 -33.0 285 15 293.2 293.2 278.7 294.3 0.35 11 442 6195 -38.5 -42.1 69 3.6 -38.7 252 19 296.4 296.4 280.0 297.1 0.21 12 405 6787 -43.9 -47.5 67 3.6 -44.0 228 23 296.9 296.9 280.1 297.3 0.13 13 400 6870 -45.9 -49.3 68 3.4 -46.0 225 23 295.3 295.4 279.4 295.7 0.11 14 396 6937 -46.9 -50.0 70 3.1 -47.0 227 24 294.9 294.9 279.2 295.2 0.10 15 366 7457 -49.5 -52.9 67 3.4 -49.6 240 31 298.1 298.1 280.6 298.4 0.08 16 300 8760 -50.3 -54.1 64 3.8 -50.4 255 35 314.5 314.5 287.0 314.8 0.08 17 250 9950 -49.3 -55.3 49 6.0 -49.5 155 7 332.8 332.8 292.6 333.1 0.08 18 234 10385 -48.1 -55.1 44 7.0 -48.4 340.9 341.0 294.6 341.3 0.09 TRP 366 7457 -49.5 -52.9 67 3.4 -49.6 240 31 298.1 298.1 280.6 298.4 0.08 WND Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: 896.70 mb = 938.72 m = 3079.74 ft Wetbulb zero: 924.68 mb = 686.73 m = 2253.03 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 78.07 % Est. max temperature: 5.85 C = 42.54 F Sfc-Lift cond lev (LCL): 856.80 mb = 1295.37 m = 4249.85 ft T: -2.80 C 700-500 lapse rate: 7.93 C/km ThetaE index: 0.69 C Layer 925.0- 700.0 mb Conv cond level (CCL): 791.55 mb = 1912.68 m = 6275.13 ft Mean mixing ratio: 2.88 g/kg Conv temperature: 5.32 C = 41.58 F Cap Strength: 4.49 C Lifted Index: 3.17 C Risk: None Lifted Index @300 mb: 17.06 C Lifted Index @700 mb: 2.17 C Showalter Index: 3.34 C Risk: None Total Totals Index: 55.00 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.40 C Cross Totals Index: 25.60 C K Index: 20.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 197.00 Risk: None Energy Index: 0.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.33 J/kg Max Up Vert Vel: 3.56 m/s Conv Inhibition (B-): 2984.53 J/kg Cap Strength: 4.38 C Lift Cond Lev (LCL): 819.91 mb = 1639.09 m = 5377.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 333 at 14 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 ---------------------------------------------------------- 0 926 685 300 11 9.5 -5.5 | 205 8 3.3 6.9 1 925 684 300 13 11.3 -6.5 | 220 8 5.0 5.9 2 850 1359 315 31 21.9 -21.9 | 301 18 15.6 -9.5 3 700 2868 340 15 5.1 -14.1 | 34 2 -1.1 -1.7 4 500 5340 285 15 14.5 -3.9 | 224 12 8.2 8.5 5 400 6870 225 23 16.3 16.3 | 199 30 10.0 28.6 6 366 7457 240 31 26.8 15.5 | 216 35 20.6 27.9 7 300 8760 255 35 33.8 9.1 | 232 35 27.5 21.4 8 250 9950 155 7 -3.0 6.3 | 154 21 -9.2 18.7 Wind Parameters Mean winds (0-6000m): 303.1 at 18.5 knts Storm direction: 333.1 at 13.9 knts Shear (0-3000m) pos: 1.7 neg: 0.8 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 38.5 deg Storm rel helicity (0-3000m) pos: 65.8 neg: -1.5 tot: 64.3 m^2/s^2 ave: 21.4 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.12 Bulk Shear: 0.69 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 ------------------------------------------------------------------------------- 500 309 20 270 9| 14.2 0.0 14.2| 30.6 0.0 30.6 61.3 0.84| 14.3 12.1 1000 313 24 290 12| 8.2 0.0 8.2| 52.6 0.0 52.6 52.6 0.74| 11.8 8.7 1500 317 25 297 12| 4.3 0.0 4.3| 60.4 0.0 60.4 40.3 0.66| 10.0 6.7 2000 319 23 300 10| 2.6 0.0 2.6| 64.7 0.0 64.7 32.3 0.63| 9.1 5.8 2500 321 22 301 9| 2.1 0.5 2.6| 65.8 -0.5 65.2 26.1 0.58| 8.1 4.6 3000 322 21 300 8| 1.7 0.8 2.5| 65.8 -1.5 64.3 21.4 0.49| 7.2 3.5 4000 320 19 290 7| 1.3 1.3 2.6| 65.8 -4.9 60.8 15.2 0.38| 6.2 2.3 5000 314 18 273 7| 1.0 1.9 2.9| 65.8 -12.0 53.7 10.7 0.28| 5.8 1.6 6000 303 18 256 9| 0.9 2.7 3.5| 65.8 -55.5 10.2 1.7 0.12| 6.0 0.7 Wrote GIF file: /home/apache/climate/data/raob//UIAA/skewt/UIAA.skewt.20250422.12.gif