UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U7707... Searching the city database file for: U7707 ... Date:1200Z 19 OCT 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 120 SFC 986 236 7.6 6.4 92 1.2 7.0 115 3 281.9 282.9 280.8 298.7 6.12 2 925 759 3.8 2.4 91 1.4 3.1 145 13 283.2 284.0 280.0 296.9 4.92 3 870 1255 0.8 -0.5 91 1.3 0.2 145 12 285.1 285.8 280.0 297.1 4.24 4 850 1442 0.0 -1.6 89 1.6 -0.7 145 11 286.1 286.8 280.3 297.5 4.00 5 735 2595 -5.3 -7.0 88 1.7 -6.0 164 10 292.5 293.1 282.0 301.6 3.07 6 700 2977 -7.5 -9.5 86 2.0 -8.2 170 9 294.2 294.7 282.3 302.1 2.66 7 681 3190 -8.9 -11.4 82 2.5 -9.7 173 11 294.9 295.4 282.2 302.0 2.35 8 566 4591 -20.1 -27.1 54 7.0 -21.4 192 22 297.8 297.9 281.4 300.2 0.73 9 500 5500 -25.7 -34.7 43 9.0 -26.8 205 29 301.7 301.8 282.6 303.1 0.40 10 484 5736 -27.1 -36.1 42 9.0 -28.2 205 30 302.8 302.9 283.0 304.0 0.36 11 400 7080 -38.9 -44.9 53 6.0 -39.3 205 36 304.4 304.5 283.4 305.1 0.17 12 387 7305 -41.1 -47.1 52 6.0 -41.4 203 36 304.4 304.5 283.4 304.9 0.14 13 349 8002 -44.3 -50.3 51 6.0 -44.6 198 36 309.2 309.3 285.2 309.6 0.11 14 300 9000 -50.7 -57.7 43 7.0 -50.9 190 36 313.9 313.9 286.8 314.1 0.05 15 281 9423 -53.5 -60.5 42 7.0 -53.7 190 42 315.8 315.8 287.4 315.9 0.04 16 257 9994 -55.3 -62.3 41 7.0 -55.4 190 50 321.3 321.3 289.2 321.4 0.03 17 250 10170 -54.9 -61.9 42 7.0 -55.1 195 48 324.4 324.5 290.2 324.6 0.04 18 240 10430 -54.1 -61.1 42 7.0 -54.2 200 43 329.5 329.5 291.6 329.6 0.04 19 212 11226 -52.5 -60.5 37 8.0 -52.7 217 27 343.9 343.9 295.3 344.1 0.05 20 200 11600 -54.5 -62.5 37 8.0 -54.7 225 19 346.5 346.5 295.9 346.6 0.04 21 193 11828 -55.5 -64.5 32 9.0 -55.7 227 19 348.4 348.4 296.3 348.6 0.03 22 163 12913 -52.3 -63.3 25 11.0 -52.7 239 16 371.0 371.0 300.8 371.2 0.05 23 150 13450 -53.1 -65.1 22 12.0 -53.5 245 15 378.6 378.6 302.1 378.8 0.04 24 100 16030 -58.7 -72.7 15 14.0 -59.0 280 9 414.3 414.3 307.0 414.4 0.02 25 70 18270 -57.5 -72.5 13 15.0 -58.0 265 19 461.4 461.4 311.9 461.5 0.03 26 50 20380 -59.9 -74.9 12 15.0 -60.4 270 17 502.3 502.3 315.1 502.5 0.03 27 48 20635 -59.5 -74.5 13 15.0 -60.0 509.2 509.2 315.6 509.4 0.03 TRP 257 9994 -55.3 -62.3 41 7.0 -55.4 190 50 321.3 321.3 289.2 321.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5380.00 m Freezing level: 850.00 mb = 1442.00 m = 4730.91 ft Wetbulb zero: 865.55 mb = 1296.31 m = 4252.94 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 75.68 % Est. max temperature: 12.57 C = 54.62 F Sfc-Lift cond lev (LCL): 968.06 mb = 386.51 m = 1268.05 ft T: 6.51 C 700-500 lapse rate: 7.21 C/km ThetaE index: 1.81 C Layer 925.0- 870.0 mb Conv cond level (CCL): 906.95 mb = 918.46 m = 3013.28 ft Mean mixing ratio: 5.18 g/kg Conv temperature: 9.51 C = 49.11 F Cap Strength: 3.50 C Lifted Index: 5.04 C Risk: None Lifted Index @300 mb: 11.68 C Lifted Index @700 mb: 3.38 C Showalter Index: 4.98 C Risk: None Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 24.10 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 67.00 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.75 J/kg Max Up Vert Vel: 4.42 m/s Conv Inhibition (B-): 25154.52 J/kg Cap Strength: 4.78 C Lift Cond Lev (LCL): 916.88 mb = 830.32 m = 2724.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 217 at 12 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 ---------------------------------------------------------- 0 986 236 115 3 -2.7 1.3 | 50 13 -10.2 -8.7 1 925 759 145 13 -7.5 10.6 | 93 15 -14.9 0.7 2 850 1442 145 11 -6.3 9.0 | 86 14 -13.8 -0.9 3 700 2977 170 9 -1.6 8.9 | 83 9 -9.0 -1.1 4 500 5500 205 29 12.3 26.3 | 196 17 4.8 16.4 5 400 7080 205 36 15.2 32.6 | 199 24 7.8 22.7 6 300 9000 190 36 6.3 35.5 | 177 26 -1.2 25.5 7 257 9994 190 50 8.7 49.2 | 182 39 1.2 39.3 8 250 10170 195 48 12.4 46.4 | 188 37 5.0 36.4 9 200 11600 225 19 13.4 13.4 | 240 7 6.0 3.5 10 150 13450 245 15 13.6 6.3 | 300 7 6.1 -3.6 11 100 16030 280 9 8.9 -1.6 | 353 12 1.4 -11.5 12 70 18270 265 19 18.9 1.7 | 306 14 11.5 -8.3 13 50 20380 270 17 17.0 -0.0 | 316 14 9.6 -9.9 Wind Parameters Mean winds (0-6000m): 186.9 at 16.5 knts Storm direction: 216.9 at 12.4 knts Shear (0-3000m) pos: 1.7 neg: 0.0 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 47.4 deg Storm rel helicity (0-3000m) pos: 45.3 neg: -7.0 tot: 38.3 m^2/s^2 ave: 12.8 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.46 Bulk Shear: 21.34 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 ------------------------------------------------------------------------------- 500 139 8 72 13| 10.3 0.0 10.3| 38.7 0.0 38.7 77.4 0.99| 10.7 10.6 1000 143 10 82 14| 4.7 0.0 4.7| 40.1 -3.7 36.4 36.4 0.81| 6.1 5.0 1500 144 10 84 14| 2.9 0.0 2.9| 40.4 -5.5 34.9 23.3 0.68| 4.6 3.2 2000 146 10 84 13| 2.1 0.0 2.1| 40.4 -5.6 34.8 17.4 0.61| 3.9 2.4 2500 149 10 85 13| 1.6 0.0 1.6| 40.4 -6.5 34.0 13.6 0.54| 3.4 1.8 3000 152 10 85 12| 1.7 0.0 1.7| 45.3 -7.0 38.3 12.8 0.56| 3.3 1.8 4000 162 11 95 11| 2.4 0.0 2.4| 65.8 -7.0 58.8 14.7 0.69| 3.6 2.5 5000 177 14 115 9| 2.8 0.0 2.8| 92.9 -7.0 85.9 17.2 0.73| 3.9 2.8 6000 187 17 140 8| 2.6 0.2 2.8|104.3 -7.0 97.3 16.2 0.69| 3.8 2.6 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20251019.12.gif