UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for U7707... Searching the city database file for: U7707 ... Date:1200Z 24 APR 25 Station: U7707 WMO ident: 27707 Latitude: 54.12 Longitude: 35.33 ------------------------------------------------------------------------------- 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 91 SFC 983 238 18.6 8.6 52 10.0 12.8 350 3 293.2 294.5 286.6 313.7 7.14 2 925 755 13.6 4.6 54 9.0 8.8 20 7 293.2 294.2 285.2 309.9 5.75 3 871 1258 9.8 1.8 57 8.0 5.8 77 4 294.4 295.2 284.9 309.0 5.00 4 850 1460 8.4 -0.6 53 9.0 4.1 100 3 294.9 295.7 284.4 307.6 4.30 5 700 3031 -3.3 -8.3 68 5.0 -5.3 255 15 298.8 299.4 284.5 307.7 2.92 6 594 4306 -12.1 -16.6 69 4.5 -13.5 255 19 303.0 303.3 284.8 308.5 1.76 7 500 5600 -20.9 -36.9 22 16.0 -23.1 255 23 307.6 307.6 284.8 308.7 0.32 8 466 6116 -24.1 -46.1 11 22.0 -26.3 257 24 309.8 309.9 285.4 310.3 0.13 9 400 7210 -32.5 -53.5 11 21.0 -33.8 260 25 312.7 312.8 286.4 313.0 0.07 10 300 9170 -49.5 -61.5 23 12.0 -49.8 275 25 315.6 315.6 287.3 315.7 0.03 11 256 10191 -57.9 -68.9 23 11.0 -58.0 262 27 317.8 317.8 288.1 317.9 0.01 12 250 10340 -58.7 -68.7 26 10.0 -58.8 260 27 318.8 318.8 288.3 318.9 0.01 13 226 10969 -61.9 -71.9 25 10.0 -62.0 275 29 323.2 323.2 289.8 323.3 0.01 14 211 11395 -60.9 -70.9 26 10.0 -61.0 275 27 331.2 331.2 292.0 331.3 0.01 15 200 11730 -57.3 -67.3 27 10.0 -57.5 275 25 342.0 342.0 294.8 342.1 0.02 16 166 12923 -51.3 -63.3 23 12.0 -51.7 259 21 370.8 370.8 300.7 371.0 0.05 17 150 13580 -51.9 -64.9 20 13.0 -52.3 250 19 380.6 380.7 302.4 380.8 0.04 18 100 16190 -54.9 -71.9 10 17.0 -55.4 260 17 421.7 421.7 307.9 421.8 0.02 19 70 18460 -55.9 -74.9 8 19.0 -56.5 275 17 464.8 464.8 312.2 464.9 0.02 20 61 19332 -57.3 -77.3 6 20.0 -57.9 265 15 480.3 480.3 313.5 480.4 0.02 21 50 20590 -56.7 -77.7 5 21.0 -57.5 250 11 509.9 509.9 315.7 510.0 0.02 22 30 23810 -57.7 -79.7 4 22.0 -58.9 315 15 587.3 587.3 320.0 587.5 0.02 23 25 24956 -57.3 -80.3 4 23.0 -58.7 308 12 619.9 619.9 321.5 620.1 0.03 24 22 25756 -59.9 -82.9 3 23.0 -61.1 304 10 635.3 635.3 322.1 635.4 0.02 25 20 26350 -58.9 -81.9 4 23.0 -60.3 300 9 655.9 655.9 322.9 656.1 0.02 26 14 28596 -58.1 -81.1 4 23.0 -60.2 729.0 729.1 325.3 729.4 0.04 27 10 30750 -51.5 -75.5 4 24.0 -56.2 827.3 827.4 327.9 828.7 0.14 28 9.9 30815 -51.7 -75.7 4 24.0 -56.4 828.9 829.0 328.0 830.3 0.13 TRP 226 10969 -61.9 -71.9 25 10.0 -62.0 275 29 323.2 323.2 289.8 323.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5509.00 m Freezing level: 742.31 mb = 2587.90 m = 8490.37 ft Wetbulb zero: 784.59 mb = 2107.95 m = 6915.76 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 57.54 % Est. max temperature: 20.78 C = 69.40 F Sfc-Lift cond lev (LCL): 846.83 mb = 1490.25 m = 4889.22 ft T: 8.17 C 700-500 lapse rate: 6.85 C/km ThetaE index: 6.10 C Layer 925.0- 700.0 mb Conv cond level (CCL): 773.10 mb = 2227.34 m = 7307.45 ft Mean mixing ratio: 6.02 g/kg Conv temperature: 22.30 C = 72.14 F Cap Strength: 2.33 C Lifted Index: 0.88 C Risk: Showers probable Lifted Index @300 mb: 3.62 C Lifted Index @700 mb: 0.43 C Showalter Index: 2.93 C Risk: Showers probable Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 20.30 C K Index: 23.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 41.00 Risk: None Energy Index: 0.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.41 J/kg Max Up Vert Vel: 2.61 m/s Conv Inhibition (B-): 55065.32 J/kg Cap Strength: 2.33 C Lift Cond Lev (LCL): 813.26 mb = 1817.52 m = 5962.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 11 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 ---------------------------------------------------------- 0 983 238 350 3 0.5 -3.0 | 91 10 -9.7 0.2 1 925 755 20 7 -2.4 -6.6 | 75 13 -12.6 -3.4 2 850 1460 100 3 -3.0 0.5 | 106 14 -13.1 3.7 3 700 3031 255 15 14.5 3.9 | 211 8 4.3 7.1 4 500 5600 255 23 22.2 6.0 | 233 15 12.0 9.1 5 400 7210 260 25 24.6 4.3 | 242 16 14.4 7.5 6 300 9170 275 25 24.9 -2.2 | 266 15 14.7 1.0 7 250 10340 260 27 26.6 4.7 | 244 18 16.4 7.9 8 226 10969 275 29 28.9 -2.5 | 268 19 18.7 0.6 9 200 11730 275 25 24.9 -2.2 | 266 15 14.7 1.0 10 150 13580 250 19 17.9 6.5 | 218 12 7.7 9.7 11 100 16190 260 17 16.7 3.0 | 227 9 6.5 6.1 12 70 18460 275 17 16.9 -1.5 | 256 7 6.7 1.7 13 50 20590 250 11 10.3 3.8 | 181 7 0.1 6.9 14 30 23810 315 15 10.6 -10.6 | 357 7 0.4 -7.4 15 20 26350 300 9 7.8 -4.5 | 61 3 -2.4 -1.3 Wind Parameters Mean winds (0-6000m): 257.3 at 14.2 knts Storm direction: 287.3 at 10.7 knts Shear (0-3000m) pos: 2.8 neg: 0.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 122.9 deg Storm rel helicity (0-3000m) pos: 119.0 neg: -8.5 tot: 110.5 m^2/s^2 ave: 36.8 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 37.41 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 11 5 81 11| 4.6 0.0 4.6| 0.0 -8.5 -8.5 -16.9 -0.65| 4.8 -3.1 1000 25 5 83 13| 2.6 0.0 2.6| 21.2 -8.5 12.7 12.7 0.25| 5.5 1.4 1500 39 5 87 13| 2.6 0.0 2.6| 36.3 -8.5 27.9 18.6 0.43| 5.3 2.3 2000 76 5 97 16| 3.1 0.0 3.1| 66.4 -8.5 58.0 29.0 0.60| 5.8 3.5 2500 228 6 144 9| 3.0 0.0 3.0|101.3 -8.5 92.8 37.1 0.70| 6.7 4.7 3000 271 8 141 4| 2.8 0.0 2.8|119.0 -8.5 110.5 36.8 0.73| 7.0 5.1 4000 261 10 178 5| 2.1 0.4 2.5|123.7 -8.5 115.2 28.8 0.72| 5.6 4.0 5000 258 12 198 6| 1.7 0.6 2.3|128.4 -8.5 119.9 24.0 0.70| 4.8 3.4 6000 257 14 210 7| 1.5 0.5 2.1|134.3 -8.5 125.8 21.0 0.70| 4.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20250424.12.gif