UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U7707... Searching the city database file for: U7707 ... Date:1200Z 17 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 211 230 7 SFC 997 237 17.8 4.8 42 13.0 10.8 230 7 291.2 292.2 284.1 306.8 5.41 2 938 752 11.6 1.6 50 10.0 6.6 218 22 290.0 290.8 282.7 303.2 4.58 3 925 869 10.6 0.6 50 10.0 5.8 215 25 290.1 290.9 282.4 302.6 4.32 4 850 1566 5.4 -1.6 61 7.0 2.2 230 25 291.8 292.5 282.8 303.5 4.00 5 831 1750 4.4 -1.6 65 6.0 1.7 232 23 292.6 293.4 283.2 304.6 4.09 6 768 2390 2.0 -1.0 80 3.0 0.6 240 18 296.7 297.6 285.5 310.4 4.63 7 729 2810 0.4 -3.8 73 4.2 -1.5 246 14 299.4 300.2 285.8 311.4 3.96 8 700 3134 -1.9 -6.9 69 5.0 -4.0 250 11 300.4 301.0 285.4 310.3 3.25 9 588 4499 -10.3 -14.5 71 4.2 -11.7 258 12 306.0 306.4 286.3 312.7 2.11 10 527 5335 -14.9 -21.9 55 7.0 -16.7 263 13 310.2 310.4 286.9 314.3 1.26 11 500 5730 -18.5 -24.5 59 6.0 -19.8 265 13 310.5 310.7 286.8 314.0 1.05 12 453 6457 -24.9 -29.9 63 5.0 -25.8 252 17 311.3 311.5 286.6 313.8 0.71 13 400 7350 -30.9 -38.9 45 8.0 -31.8 235 21 314.8 314.9 287.4 316.0 0.33 14 375 7805 -32.9 -41.9 40 9.0 -33.7 235 20 318.0 318.1 288.4 319.0 0.26 15 300 9330 -45.7 -55.7 31 10.0 -46.0 235 15 320.9 321.0 289.1 321.2 0.07 16 271 9999 -51.1 -60.1 33 9.0 -51.3 232 16 322.6 322.6 289.6 322.7 0.04 17 250 10520 -54.5 -63.5 32 9.0 -54.6 230 17 325.0 325.0 290.3 325.2 0.03 18 225 11192 -57.5 -66.5 31 9.0 -57.6 245 15 330.4 330.4 291.9 330.5 0.02 19 209 11660 -57.1 -66.1 31 9.0 -57.2 258 18 338.1 338.1 293.9 338.2 0.03 20 200 11940 -55.3 -64.3 32 9.0 -55.5 265 19 345.2 345.2 295.6 345.3 0.03 21 167 13097 -50.9 -61.9 26 11.0 -51.3 290 23 370.8 370.8 300.8 371.1 0.06 22 150 13790 -53.1 -65.1 22 12.0 -53.5 305 25 378.6 378.6 302.1 378.8 0.04 23 104 16123 -58.7 -74.7 11 16.0 -59.0 319 23 409.7 409.7 306.5 409.8 0.01 24 100 16370 -58.3 -74.3 11 16.0 -58.6 320 23 415.1 415.1 307.2 415.2 0.02 25 70 18630 -55.1 -73.1 9 18.0 -55.8 330 15 466.5 466.5 312.4 466.7 0.03 26 69 18722 -54.9 -73.9 8 19.0 -55.6 330 15 468.9 468.9 312.5 469.0 0.03 27 50 20770 -55.7 -75.7 7 20.0 -56.6 330 11 512.2 512.2 315.8 512.4 0.03 28 30 24050 -53.1 -75.1 5 22.0 -54.9 65 17 599.9 599.9 320.6 600.2 0.05 29 20 26670 -53.3 -77.3 4 24.0 -55.8 85 29 673.0 673.0 323.6 673.4 0.05 30 12 29973 -52.5 -76.5 4 24.0 -56.4 96 26 781.7 781.8 326.8 782.7 0.10 31 10 31160 -50.1 -75.1 4 25.0 -55.4 100 25 832.5 832.6 328.0 834.0 0.14 32 9.4 31565 -49.5 -74.5 4 25.0 -55.2 849.7 849.8 328.4 851.4 0.17 TRP 225 11192 -57.5 -66.5 31 9.0 -57.6 245 15 330.4 330.4 291.9 330.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5519.00 m Freezing level: 723.96 mb = 2865.96 m = 9402.63 ft Wetbulb zero: 756.80 mb = 2508.21 m = 8228.92 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 64.27 % Est. max temperature: 18.53 C = 65.36 F Sfc-Lift cond lev (LCL): 820.63 mb = 1852.32 m = 6077.10 ft T: 4.02 C 700-500 lapse rate: 6.39 C/km ThetaE index: 4.15 C Layer 938.0- 850.0 mb Conv cond level (CCL): 696.94 mb = 3168.31 m = 10394.60 ft Mean mixing ratio: 4.71 g/kg Conv temperature: 27.11 C = 80.80 F Cap Strength: 8.11 C Lifted Index: 7.67 C Risk: None Lifted Index @300 mb: 12.11 C Lifted Index @700 mb: 5.29 C Showalter Index: 8.08 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 16.90 C K Index: 17.30 Risk: < 20 % chance of thunderstorms Sweat Index: 63.00 Risk: None Energy Index: 2.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.63 J/kg Max Up Vert Vel: 1.80 m/s Conv Inhibition (B-): 58050.56 J/kg Cap Strength: 8.10 C Lift Cond Lev (LCL): 804.72 mb = 2011.14 m = 6598.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 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 ---------------------------------------------------------- 0 997 237 230 7 5.4 4.5 | 127 8 -6.3 4.8 1 925 869 215 25 14.3 20.5 | 187 21 2.6 20.7 2 850 1566 230 25 19.2 16.1 | 205 18 7.5 16.3 3 700 3134 250 11 10.3 3.8 | 161 4 -1.4 4.0 4 500 5730 265 13 13.0 1.1 | 222 2 1.3 1.4 5 400 7350 235 21 17.2 12.0 | 204 13 5.5 12.3 6 300 9330 235 15 12.3 8.6 | 184 9 0.6 8.9 7 250 10520 230 17 13.0 10.9 | 187 11 1.3 11.2 8 225 11192 245 15 13.6 6.3 | 196 7 1.9 6.6 9 200 11940 265 19 18.9 1.7 | 255 7 7.2 1.9 10 150 13790 305 25 20.5 -14.3 | 328 17 8.8 -14.1 11 100 16370 320 23 14.8 -17.6 | 350 18 3.1 -17.4 12 70 18630 330 15 7.5 -13.0 | 18 13 -4.2 -12.7 13 50 20770 330 11 5.5 -9.5 | 34 11 -6.2 -9.3 14 30 24050 65 17 -15.4 -7.2 | 76 28 -27.1 -6.9 15 20 26670 85 29 -28.9 -2.5 | 87 41 -40.6 -2.3 16 10 31160 100 25 -24.6 4.3 | 97 37 -36.3 4.6 Wind Parameters Mean winds (0-6000m): 241.3 at 15.6 knts Storm direction: 271.3 at 11.7 knts Shear (0-3000m) pos: 2.3 neg: 2.5 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 35.6 deg Storm rel helicity (0-3000m) pos: 61.3 neg: -8.1 tot: 53.2 m^2/s^2 ave: 17.7 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 4.60 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 ------------------------------------------------------------------------------- 500 219 14 166 12| 0.0 14.9 14.9| 26.6 0.0 26.6 53.2 0.68| 15.0 10.2 1000 219 19 181 15| 2.2 7.4 9.6| 46.8 0.0 46.8 46.8 0.64| 11.0 7.1 1500 222 21 189 16| 2.0 5.0 7.0| 61.1 0.0 61.1 40.7 0.64| 9.0 5.7 2000 225 21 193 16| 1.9 3.7 5.6| 61.3 -0.8 60.4 30.2 0.53| 8.0 4.2 2500 228 20 193 14| 2.2 3.0 5.1| 61.3 -4.3 56.9 22.8 0.41| 7.4 3.1 3000 229 19 192 13| 2.3 2.5 4.8| 61.3 -8.1 53.2 17.7 0.31| 6.8 2.1 4000 233 17 191 11| 1.8 1.9 3.7| 62.2 -8.1 54.1 13.5 0.32| 5.3 1.7 5000 237 16 192 9| 1.5 1.5 3.0| 62.9 -8.1 54.8 11.0 0.33| 4.4 1.5 6000 241 16 194 8| 1.3 1.5 2.9| 63.3 -8.4 54.9 9.2 0.31| 4.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20250417.12.gif