UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for U7995... Searching the city database file for: U7995 ... Date:0000Z 24 APR 25 Station: U7995 WMO ident: 27995 Latitude: 52.98 Longitude: 49.43 ------------------------------------------------------------------------------- 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 1009 63 13.0 8.7 75 4.3 10.6 105 1 285.4 286.6 283.4 304.9 7.00 1 1000 139 17.8 7.8 52 10.0 12.1 95 17 291.0 292.1 285.3 309.9 6.64 2 979 323 17.6 5.6 45 12.0 11.0 102 15 292.5 293.6 285.1 309.3 5.83 3 925 810 14.4 2.4 44 12.0 8.2 120 9 294.0 294.9 284.7 308.4 4.92 4 884 1191 12.0 2.0 50 10.0 6.9 139 17 295.4 296.3 285.4 310.1 5.00 5 850 1517 9.2 -0.8 50 10.0 4.4 155 23 295.8 296.5 284.7 308.3 4.24 6 720 2863 -2.9 -6.9 74 4.0 -4.5 185 28 296.9 297.4 284.0 306.4 3.16 7 700 3086 -4.3 -7.5 78 3.2 -5.5 190 29 297.7 298.3 284.2 307.1 3.11 8 640 3780 -9.1 -11.6 82 2.5 -9.9 189 25 300.0 300.4 284.4 307.6 2.46 9 535 5132 -18.5 -21.4 78 2.9 -19.2 186 16 304.5 304.8 284.8 308.7 1.29 10 500 5630 -22.5 -25.7 75 3.2 -23.1 185 13 305.6 305.8 284.8 308.7 0.94 11 400 7240 -36.1 -39.8 69 3.7 -36.4 170 9 308.1 308.1 285.0 309.1 0.30 12 333 8492 -47.1 -51.4 61 4.3 -47.3 160 13 309.6 309.6 285.3 310.0 0.10 13 300 9180 -51.7 -55.9 61 4.2 -51.8 155 15 312.5 312.5 286.3 312.7 0.07 14 283 9554 -54.7 -59.0 59 4.3 -54.8 165 13 313.4 313.4 286.6 313.6 0.05 15 250 10340 -56.9 -61.2 58 4.3 -57.0 185 9 321.5 321.5 289.2 321.6 0.04 16 247 10416 -57.7 -62.1 57 4.4 -57.8 190 7 321.4 321.4 289.2 321.5 0.04 17 200 11750 -53.1 -58.1 54 5.0 -53.2 230 15 348.7 348.7 296.4 349.0 0.07 18 159 13225 -51.3 -57.3 49 6.0 -51.5 250 25 375.4 375.4 301.6 375.8 0.10 19 150 13600 -52.7 -58.7 48 6.0 -52.9 255 27 379.3 379.3 302.2 379.7 0.09 20 133 14382 -56.1 -63.1 41 7.0 -56.3 259 25 386.5 386.5 303.3 386.8 0.06 21 100 16210 -57.7 -65.7 35 8.0 -57.9 270 21 416.2 416.3 307.3 416.5 0.06 22 70 18460 -57.9 -66.9 31 9.0 -58.3 280 17 460.5 460.5 311.8 460.9 0.07 23 64 19023 -59.3 -68.3 30 9.0 -59.6 281 15 469.4 469.4 312.6 469.8 0.06 24 50 20570 -59.3 -69.3 26 10.0 -59.7 285 11 503.7 503.8 315.2 504.2 0.07 25 30 23800 -59.5 -69.5 26 10.0 -60.2 315 13 582.4 582.5 319.8 583.2 0.11 26 23 25460 -58.5 -68.5 27 10.0 -59.5 302 16 631.4 631.4 322.0 632.7 0.16 27 20 26330 -61.3 -72.3 22 11.0 -62.2 295 17 648.5 648.6 322.7 649.4 0.11 28 17 27344 -61.5 -72.5 22 11.0 -62.5 330 15 678.8 678.8 323.7 679.8 0.13 29 13 29037 -55.7 -67.7 21 12.0 -57.9 28 12 753.0 753.1 326.1 756.0 0.33 30 11 30127 -46.5 -59.5 21 13.0 -51.5 64 10 823.2 823.8 328.1 834.9 1.14 31 10 30760 -47.7 -61.7 18 14.0 -52.8 85 9 841.5 842.0 328.4 851.4 0.95 TRP 247 10416 -57.7 -62.1 57 4.4 -57.8 190 7 321.4 321.4 289.2 321.5 0.04 WND Sounding variables and indices 1000-500 mb thick: 5491.00 m Freezing level: 751.16 mb = 2540.52 m = 8334.93 ft Wetbulb zero: 786.00 mb = 2151.84 m = 7059.77 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 67.39 % Est. max temperature: 23.29 C = 73.92 F Sfc-Lift cond lev (LCL): 945.71 mb = 619.80 m = 2033.44 ft T: 15.65 C 700-500 lapse rate: 7.15 C/km ThetaE index: 3.68 C Layer 850.0- 700.0 mb Conv cond level (CCL): 765.20 mb = 2369.41 m = 7773.56 ft Mean mixing ratio: 5.60 g/kg Conv temperature: 24.15 C = 75.47 F Cap Strength: 3.27 C Lifted Index: 0.51 C Risk: Showers probable Lifted Index @300 mb: 2.77 C Lifted Index @700 mb: 0.37 C Showalter Index: 0.86 C Risk: Thunderstorms probable Total Totals Index: 53.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.70 C Cross Totals Index: 21.70 C K Index: 27.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 147.00 Risk: None Energy Index: 0.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.56 J/kg Max Up Vert Vel: 5.93 m/s Conv Inhibition (B-): 46480.39 J/kg Cap Strength: 3.27 C Lift Cond Lev (LCL): 808.77 mb = 1920.28 m = 6300.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 205 at 15 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 1009 63 105 1 -1.0 0.3 | 29 15 -7.4 -13.4 1 1000 139 95 17 -16.9 1.5 | 62 26 -23.4 -12.2 2 925 810 120 9 -7.8 4.5 | 57 17 -14.2 -9.2 3 850 1517 155 23 -9.7 20.8 | 114 18 -16.1 7.2 4 700 3086 190 29 5.0 28.6 | 175 15 -1.4 14.9 5 500 5630 185 13 1.1 13.0 | 82 5 -5.3 -0.7 6 400 7240 170 9 -1.6 8.9 | 59 9 -8.0 -4.8 7 300 9180 155 15 -6.3 13.6 | 90 13 -12.8 -0.1 8 250 10340 185 9 0.8 9.0 | 50 7 -5.6 -4.7 9 247 10416 190 7 1.2 6.9 | 38 9 -5.2 -6.8 10 200 11750 230 15 11.5 9.6 | 308 6 5.1 -4.0 11 150 13600 255 27 26.1 7.0 | 289 21 19.7 -6.7 12 100 16210 270 21 21.0 -0.0 | 313 20 14.6 -13.7 13 70 18460 280 17 16.7 -3.0 | 328 20 10.3 -16.6 14 50 20570 285 11 10.6 -2.8 | 346 17 4.2 -16.5 15 30 23800 315 13 9.2 -9.2 | 353 23 2.8 -22.9 16 20 26330 295 17 15.4 -7.2 | 337 23 9.0 -20.9 17 10 30760 85 9 -9.0 -0.8 | 47 21 -15.4 -14.5 Wind Parameters Mean winds (0-6000m): 175.2 at 20.1 knts Storm direction: 205.2 at 15.1 knts Shear (0-3000m) pos: 4.9 neg: 0.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 144.8 deg Storm rel helicity (0-3000m) pos: 205.1 neg: -8.0 tot: 197.1 m^2/s^2 ave: 65.7 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 7.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.30 Bulk Shear: 58.51 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 ------------------------------------------------------------------------------- 500 101 14 61 23| 11.3 0.0 11.3| 59.7 -2.5 57.2 114.3 0.54| 22.9 12.2 1000 109 12 62 21| 6.8 0.0 6.8| 83.6 -8.0 75.6 75.6 0.53| 15.6 8.3 1500 128 15 75 19| 7.7 0.0 7.7|138.7 -8.0 130.7 87.1 0.66| 14.5 9.6 2000 140 17 88 17| 6.3 0.0 6.3|160.3 -8.0 152.3 76.2 0.69| 12.2 8.5 2500 150 19 100 16| 5.5 0.0 5.5|182.3 -8.0 174.3 69.7 0.72| 10.9 7.9 3000 159 20 112 15| 4.9 0.0 4.9|205.1 -8.0 197.1 65.7 0.75| 10.0 7.5 4000 169 22 126 13| 3.7 0.8 4.5|205.3 -16.7 188.6 47.2 0.64| 8.3 5.3 5000 173 21 130 12| 3.0 1.3 4.2|205.3 -25.5 179.9 36.0 0.51| 7.3 3.8 6000 175 20 128 10| 2.5 1.5 3.9|205.3 -31.6 173.8 29.0 0.42| 6.5 2.8 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20250424.00.gif