UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for U7730... Searching the city database file for: U7730 ... Date:1200Z 27 APR 25 Station: U7730 WMO ident: 27730 Latitude: 54.63 Longitude: 39.70 ------------------------------------------------------------------------------- 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 141 340 9 SFC 998 157 5.2 -2.8 56 8.0 2.0 340 9 278.5 279.0 275.2 287.2 3.11 2 925 773 -1.3 -13.3 40 12.0 -4.8 340 27 278.0 278.2 272.5 282.2 1.48 3 860 1348 -7.5 -16.5 48 9.0 -9.8 353 27 277.4 277.6 271.6 280.9 1.22 4 850 1439 -8.3 -16.3 52 8.0 -10.3 355 27 277.5 277.7 271.8 281.1 1.26 5 700 2906 -19.7 -28.7 45 9.0 -21.0 335 23 280.7 280.8 272.5 282.2 0.51 6 647 3484 -24.7 -34.7 39 10.0 -25.8 334 19 281.4 281.5 272.5 282.4 0.31 7 500 5310 -37.3 -45.3 43 8.0 -37.7 330 7 287.6 287.6 275.6 288.0 0.13 8 436 6244 -44.3 -50.3 51 6.0 -44.5 293 6 290.2 290.2 276.9 290.5 0.09 9 420 6494 -44.7 -50.7 51 6.0 -44.9 283 5 292.8 292.8 278.2 293.1 0.09 10 400 6820 -46.5 -53.5 45 7.0 -46.7 270 5 294.6 294.6 279.0 294.8 0.07 11 399 6837 -46.5 -53.5 45 7.0 -46.7 270 5 294.8 294.8 279.1 295.0 0.07 12 387 7040 -46.9 -53.9 45 7.0 -47.1 269 6 296.8 296.8 280.0 297.1 0.06 13 300 8750 -42.7 -56.7 20 14.0 -43.3 260 11 325.2 325.2 290.4 325.4 0.06 14 278 9264 -41.9 -58.9 14 17.0 -42.6 260 10 333.5 333.5 292.7 333.7 0.05 15 255 9847 -42.7 -62.7 9 20.0 -43.5 260 9 340.6 340.7 294.5 340.8 0.03 16 250 9980 -43.1 -63.1 9 20.0 -43.9 260 9 342.0 342.0 294.8 342.1 0.03 17 200 11480 -43.9 -67.9 5 24.0 -44.8 255 17 363.3 363.3 299.4 363.4 0.02 18 150 13400 -46.9 -70.9 5 24.0 -47.7 240 19 389.2 389.3 303.7 389.3 0.02 19 100 16060 -49.7 -73.7 4 24.0 -50.6 245 23 431.7 431.7 309.0 431.8 0.02 20 84 17199 -49.7 -73.7 4 24.0 -50.8 233 25 453.8 453.8 311.2 453.9 0.02 21 83 17277 -49.9 -73.9 4 24.0 -51.0 232 25 454.9 454.9 311.3 455.0 0.02 22 70 18380 -53.3 -76.3 4 23.0 -54.2 220 27 470.4 470.4 312.7 470.5 0.02 23 61 19263 -55.3 -78.3 4 23.0 -56.1 228 22 484.8 484.8 313.8 484.9 0.01 24 56 19812 -52.7 -75.7 5 23.0 -53.8 233 19 502.7 502.7 315.1 502.9 0.02 25 50 20540 -55.1 -78.1 4 23.0 -56.1 240 15 513.6 513.6 315.9 513.7 0.02 26 48 20801 -55.7 -77.7 5 22.0 -56.6 240 15 518.2 518.2 316.2 518.4 0.02 27 41 21811 -53.3 -76.3 4 23.0 -54.7 238 16 548.1 548.1 318.0 548.3 0.03 28 31 23601 -56.3 -78.3 5 22.0 -57.6 235 17 585.6 585.6 319.9 585.8 0.03 29 30 23810 -55.5 -77.5 5 22.0 -56.9 235 17 593.3 593.3 320.3 593.6 0.03 30 26 24722 -53.1 -76.1 4 23.0 -55.2 226 18 624.9 625.0 321.7 625.3 0.05 31 20 26400 -54.1 -77.1 4 23.0 -56.4 210 19 670.6 670.6 323.4 671.0 0.05 32 19 26731 -52.3 -75.3 5 23.0 -55.1 209 19 686.1 686.1 324.0 686.7 0.07 33 15 28273 -48.5 -72.5 5 24.0 -53.1 206 19 746.7 746.8 325.9 748.0 0.14 34 13 29210 -50.9 -73.9 5 23.0 -55.1 204 19 769.6 769.6 326.5 770.8 0.13 35 11 30313 -44.9 -69.9 4 25.0 -51.9 201 19 829.0 829.2 328.0 831.9 0.28 36 10 30950 -44.9 -68.9 5 24.0 -52.2 200 19 851.9 852.1 328.5 855.7 0.36 TRP 399 6837 -46.5 -53.5 45 7.0 -46.7 270 5 294.8 294.8 279.1 295.0 0.07 WND Sounding variables and indices 1000-500 mb thick: 5169.00 m Freezing level: 939.60 mb = 649.88 m = 2132.14 ft Wetbulb zero: 977.02 mb = 329.59 m = 1081.33 ft Precipitable water: 0.19 inches Sfc-500 mean rel hum: 44.48 % Est. max temperature: 4.18 C = 39.53 F Sfc-Lift cond lev (LCL): 881.99 mb = 1148.66 m = 3768.54 ft T: -5.35 C 700-500 lapse rate: 7.32 C/km ThetaE index: 6.28 C Layer 925.0- 850.0 mb Conv cond level (CCL): 813.67 mb = 1769.03 m = 5803.83 ft Mean mixing ratio: 2.05 g/kg Conv temperature: 4.91 C = 40.84 F Cap Strength: 0.08 C Lifted Index: 3.52 C Risk: None Lifted Index @300 mb: 29.23 C Lifted Index @700 mb: 0.08 C Showalter Index: 5.75 C Risk: None Total Totals Index: 50.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.00 C Cross Totals Index: 21.00 C K Index: 3.70 Risk: None Sweat Index: 81.00 Risk: None Energy Index: 1.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.38 J/kg Max Up Vert Vel: 5.72 m/s Conv Inhibition (B-): 2.76 J/kg Cap Strength: 3.40 C Lift Cond Lev (LCL): 814.51 mb = 1761.20 m = 5778.16 ft Lev Free Conv (LFC): 779.51 mb = 2093.06 m = 6866.92 ft Equ Level (EL): 739.51 mb = 2491.08 m = 8172.74 ft B at Equ Level: 15.44 J/kg Max Parcel Lev (MPL): 589.51 mb = 4143.20 m = 13593.01 ft Wind level data Storm motion: 10 at 13 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 ---------------------------------------------------------- 0 998 157 340 9 3.1 -8.5 | 229 7 5.3 4.6 1 925 773 340 27 9.2 -25.4 | 317 17 11.5 -12.3 2 850 1439 355 27 2.4 -26.9 | 342 15 4.6 -13.8 3 700 2906 335 23 9.7 -20.8 | 303 14 12.0 -7.8 4 500 5310 330 7 3.5 -6.1 | 219 9 5.7 7.0 5 400 6820 270 5 5.0 -0.0 | 209 15 7.2 13.1 6 399 6837 270 5 5.0 -0.0 | 209 15 7.2 13.1 7 300 8750 260 11 10.8 1.9 | 221 20 13.1 15.0 8 250 9980 260 9 8.9 1.6 | 217 18 11.1 14.6 9 200 11480 255 17 16.4 4.4 | 227 26 18.7 17.5 10 150 13400 240 19 16.5 9.5 | 220 29 18.7 22.6 11 100 16060 245 23 20.8 9.7 | 225 32 23.1 22.8 12 70 18380 220 27 17.4 20.7 | 210 39 19.6 33.7 13 50 20540 240 15 13.0 7.5 | 217 26 15.2 20.6 14 30 23810 235 17 13.9 9.8 | 215 28 16.2 22.8 15 20 26400 210 19 9.5 16.5 | 202 32 11.7 29.5 16 10 30950 200 19 6.5 17.9 | 196 32 8.7 30.9 Wind Parameters Mean winds (0-6000m): 339.7 at 17.7 knts Storm direction: 9.7 at 13.3 knts Shear (0-3000m) pos: 1.0 neg: 2.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 69.4 deg Storm rel helicity (0-3000m) pos: 58.3 neg: -39.4 tot: 18.9 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 60.49 Bulk Shear: 0.27 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 ------------------------------------------------------------------------------- 500 340 16 286 8| 0.0 15.0 15.0| 25.4 0.0 25.4 50.8 0.79| 15.1 12.0 1000 342 21 310 12| 2.6 7.5 10.1| 47.4 0.0 47.4 47.4 0.77| 11.2 8.7 1500 346 23 321 12| 2.0 5.0 7.0| 58.3 -5.2 53.0 35.4 0.70| 8.9 6.3 2000 347 24 323 13| 1.5 3.6 5.2| 58.3 -17.8 40.5 20.2 0.51| 7.6 3.8 2500 346 24 322 13| 1.2 2.9 4.1| 58.3 -29.7 28.6 11.4 0.36| 6.7 2.4 3000 345 24 319 13| 1.0 2.2 3.2| 58.3 -39.4 18.9 6.3 0.25| 6.1 1.6 4000 342 22 312 12| 0.8 1.0 1.8| 58.3 -54.5 3.8 0.9 0.09| 5.5 0.5 5000 341 20 304 11| 0.6 0.8 1.4| 58.3 -69.1 -10.9 -2.2 -0.06| 5.1 -0.3 6000 340 18 293 9| 0.5 1.0 1.5| 58.3 -73.8 -15.5 -2.6 -0.08| 4.6 -0.4 Wrote GIF file: /home/apache/climate/data/raob//U7730/skewt/U7730.skewt.20250427.12.gif