UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070712.upa.cvt Date: 1200Z 7 JUL 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 7 JUL 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 86 SFC 982 247 27.8 17.8 55 10.0 20.9 180 9 302.5 304.9 294.7 341.5 13.17 2 974 319 24.6 15.6 57 9.0 18.6 182 9 300.0 302.1 292.7 333.7 11.51 3 925 769 21.4 14.4 64 7.0 16.8 195 11 301.2 303.2 292.9 334.2 11.22 4 916 854 20.8 13.8 64 7.0 16.2 195 11 301.4 303.4 292.7 333.5 10.89 5 897 1034 16.8 10.8 68 6.0 13.1 195 12 299.1 300.8 290.5 325.8 9.10 6 860 1394 16.2 10.2 68 6.0 12.5 195 14 302.1 303.8 291.5 329.2 9.12 7 850 1493 14.4 8.4 67 6.0 10.8 195 15 301.2 302.7 290.4 325.4 8.16 8 845 1543 13.4 7.4 67 6.0 9.9 196 15 300.7 302.1 289.8 323.4 7.66 9 820 1794 11.0 6.6 74 4.4 8.5 200 15 300.7 302.1 289.6 322.9 7.47 10 776 2252 8.4 2.4 66 6.0 5.2 207 14 302.7 303.8 288.9 320.4 5.87 11 700 3095 2.8 -7.2 48 10.0 -1.5 220 13 305.6 306.2 287.2 315.5 3.18 12 618 4092 -3.3 -13.3 46 10.0 -7.0 233 19 309.7 310.1 287.7 316.8 2.22 13 569 4743 -5.3 -18.3 35 13.0 -9.6 242 23 314.7 315.0 288.8 320.0 1.59 14 532 5269 -6.9 -14.9 53 8.0 -9.8 249 26 318.9 319.4 290.7 326.4 2.26 15 500 5750 -10.9 -17.9 56 7.0 -13.2 255 29 319.7 320.1 290.6 326.1 1.87 16 464 6317 -15.5 -22.5 55 7.0 -17.4 253 29 320.9 321.2 290.5 325.6 1.35 17 444 6648 -16.5 -22.5 60 6.0 -18.1 252 29 323.7 324.0 291.3 328.6 1.41 18 400 7420 -22.7 -28.7 58 6.0 -23.9 250 29 325.5 325.7 291.3 328.7 0.89 19 371 7969 -25.3 -34.3 43 9.0 -26.8 251 33 329.1 329.2 292.0 331.2 0.56 20 301 9447 -37.9 -45.9 43 8.0 -38.5 255 44 331.6 331.7 292.4 332.4 0.21 21 300 9470 -37.9 -45.9 43 8.0 -38.5 255 44 332.0 332.0 292.4 332.8 0.21 22 250 10710 -45.9 -53.9 40 8.0 -46.3 250 44 337.8 337.8 293.9 338.2 0.10 23 217 11636 -52.5 -62.5 29 10.0 -52.7 256 47 341.6 341.6 294.7 341.7 0.04 24 200 12160 -54.5 -64.5 28 10.0 -54.7 260 48 346.5 346.5 295.8 346.6 0.03 25 194 12355 -55.5 -65.5 28 10.0 -55.7 347.9 347.9 296.2 348.0 0.03 26 179 12867 -55.9 -65.9 28 10.0 -56.1 355.3 355.3 297.8 355.5 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5664.00 m Freezing level: 662.36 mb = 3552.61 m = 11655.39 ft Wetbulb zero: 717.11 mb = 2897.50 m = 9506.13 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 54.82 % Est. max temperature: 26.01 C = 78.82 F Sfc-Lift cond lev (LCL): 848.95 mb = 1503.46 m = 4932.56 ft T: 14.19 C 700-500 lapse rate: 5.16 C/km ThetaE index: 13.67 C Layer 850.0- 618.0 mb Conv cond level (CCL): 832.50 mb = 1667.50 m = 5470.74 ft Mean mixing ratio: 10.79 g/kg Conv temperature: 26.01 C = 78.82 F Cap Strength: 0.29 C Lifted Index: -0.72 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.99 C Lifted Index @700 mb: -2.32 C Showalter Index: 2.62 C Risk: Showers probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 19.30 C K Index: 23.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 293.05 Risk: None Energy Index: 0.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 281.53 J/kg Max Up Vert Vel: 23.73 m/s Conv Inhibition (B-): 11.39 J/kg Cap Strength: 2.00 C Lift Cond Lev (LCL): 835.20 mb = 1640.39 m = 5381.79 ft Lev Free Conv (LFC): 830.20 mb = 1690.67 m = 5546.75 ft Equ Level (EL): 530.20 mb = 5295.70 m = 17374.13 ft B at Equ Level: 220.65 J/kg Max Parcel Lev (MPL): 230.20 mb = 11249.91 m = 36908.72 ft Wind level data Storm motion: 262 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 ---------------------------------------------------------- 0 982 247 180 9 0.0 9.0 | 118 15 -13.4 7.0 1 925 769 195 11 2.8 10.6 | 129 14 -10.5 8.7 2 850 1493 195 15 3.9 14.5 | 143 16 -9.5 12.5 3 700 3095 220 13 8.4 10.0 | 148 9 -5.0 8.0 4 500 5750 255 29 28.0 7.5 | 249 16 14.7 5.5 5 400 7420 250 29 27.3 9.9 | 240 16 13.9 7.9 6 300 9470 255 44 42.5 11.4 | 252 31 29.1 9.4 7 250 10710 250 44 41.3 15.0 | 245 31 28.0 13.1 8 200 12160 260 48 47.3 8.3 | 259 35 33.9 6.4 Wind Parameters Mean winds (0-6000m): 231.6 at 18.0 knts Storm direction: 261.6 at 13.5 knts Shear (0-3000m) pos: 1.6 neg: 0.0 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 36.4 deg Storm rel helicity (0-3000m) pos: 31.2 neg: 0.0 tot: 31.2 m^2/s^2 ave: 10.4 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 1.5 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 12.97 Bulk Shear: 21.70 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 ------------------------------------------------------------------------------- 500 188 10 123 14| 3.2 0.0 3.2| 10.7 0.0 10.7 21.5 0.89| 3.2 2.9 1000 192 11 129 14| 2.8 0.0 2.8| 19.9 0.0 19.9 19.9 0.89| 3.0 2.7 1500 193 12 133 14| 2.3 0.0 2.3| 25.8 0.0 25.8 17.2 0.82| 2.8 2.3 2000 196 13 136 14| 1.9 0.0 1.9| 27.7 0.0 27.7 13.8 0.71| 2.6 1.9 2500 199 13 139 14| 1.6 0.0 1.6| 28.5 0.0 28.5 11.4 0.62| 2.5 1.5 3000 202 13 140 13| 1.6 0.0 1.6| 31.2 0.0 31.2 10.4 0.59| 2.5 1.5 4000 210 14 148 12| 2.1 0.0 2.1| 48.8 0.0 48.8 12.2 0.73| 2.8 2.0 5000 222 16 164 10| 2.5 0.0 2.5| 70.6 0.0 70.6 14.1 0.78| 3.0 2.4 6000 232 18 185 9| 2.4 0.1 2.5| 84.3 -3.0 81.3 13.6 0.74| 3.0 2.2 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250707.12.gif