UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 23 APR 25 Station: U4947 WMO ident: 24947 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1000 138 1.4 -5.6 60 7.0 -1.2 280 3 274.5 275.0 272.0 281.5 2.51 1 925 758 -4.5 -11.5 58 7.0 -6.5 305 7 274.7 275.0 270.8 279.5 1.71 2 923 775 -4.7 -11.7 58 7.0 -6.7 307 7 274.7 275.0 270.8 279.4 1.69 3 875 1193 -6.9 -12.9 62 6.0 -8.6 1 3 276.6 276.9 271.9 281.2 1.62 4 850 1418 -8.7 -13.0 71 4.3 -9.9 30 1 277.0 277.3 272.2 281.7 1.65 5 782 2058 -14.1 -16.3 83 2.2 -14.6 9 4 277.9 278.2 272.2 281.9 1.37 6 767 2205 -12.5 -14.4 86 1.9 -13.0 4 5 281.2 281.5 274.5 285.9 1.63 7 760 2275 -12.7 -14.5 86 1.8 -13.2 1 6 281.7 282.0 274.8 286.5 1.63 8 700 2901 -14.1 -17.3 77 3.2 -14.9 340 9 286.9 287.1 277.2 291.1 1.40 9 690 3010 -14.3 -17.4 77 3.1 -15.1 344 9 287.8 288.1 277.7 292.1 1.41 10 685 3065 -17.3 -21.7 69 4.4 -18.2 346 9 285.1 285.3 275.6 288.1 0.98 11 623 3771 -21.3 -24.0 79 2.7 -21.8 11 7 288.3 288.5 277.2 291.1 0.88 12 580 4297 -24.3 -30.3 58 6.0 -25.1 30 6 290.8 290.9 277.9 292.5 0.53 13 515 5151 -31.5 -40.5 41 9.0 -32.2 62 4 292.2 292.2 278.1 292.9 0.22 14 500 5360 -33.1 -42.1 40 9.0 -33.7 70 3 292.7 292.7 278.3 293.3 0.19 15 400 6880 -46.9 -53.9 45 7.0 -47.1 345 5 294.0 294.0 278.7 294.3 0.06 16 327 8183 -57.5 -63.5 46 6.0 -57.6 85 7 296.9 296.9 280.0 297.0 0.02 17 317 8379 -57.5 -63.5 46 6.0 -57.6 62 6 299.5 299.5 281.1 299.6 0.02 18 300 8730 -54.1 -60.1 48 6.0 -54.2 20 5 309.1 309.1 285.0 309.2 0.04 19 293 8882 -52.3 -58.3 48 6.0 -52.4 32 4 313.7 313.8 286.7 313.9 0.05 20 282 9129 -51.7 -57.7 49 6.0 -51.8 51 4 318.1 318.1 288.2 318.3 0.06 21 250 9910 -51.5 -58.5 43 7.0 -51.7 110 1 329.5 329.5 291.6 329.7 0.06 22 200 11370 -49.1 -61.1 23 12.0 -49.5 330 7 355.0 355.0 297.7 355.2 0.05 23 185 11883 -47.5 -61.5 19 14.0 -48.1 285 6 365.6 365.6 299.8 365.9 0.05 24 165 12635 -49.5 -65.5 14 16.0 -50.0 220 6 374.4 374.4 301.4 374.6 0.03 25 163 12715 -49.5 -65.5 14 16.0 -50.0 213 6 375.7 375.7 301.6 375.9 0.04 26 150 13260 -48.9 -66.9 11 18.0 -49.6 165 5 385.8 385.8 303.2 386.0 0.03 27 123 14560 -47.3 -68.3 7 21.0 -48.3 155 5 411.3 411.3 306.7 411.4 0.03 28 100 15920 -48.1 -70.1 6 22.0 -49.2 145 5 434.8 434.8 309.4 435.0 0.03 29 90 16614 -47.9 -71.9 5 24.0 -49.1 127 4 448.5 448.5 310.7 448.6 0.03 30 70 18260 -50.5 -74.5 4 24.0 -51.7 85 3 476.3 476.4 313.2 476.5 0.02 31 59 19374 -51.9 -76.9 3 25.0 -53.1 90 4 497.1 497.1 314.8 497.2 0.02 32 50 20450 -51.7 -76.7 3 25.0 -53.1 95 5 521.6 521.6 316.4 521.8 0.02 33 30 23760 -50.9 -75.9 4 25.0 -53.2 100 5 605.9 605.9 320.9 606.2 0.04 34 27 24446 -50.7 -75.7 4 25.0 -53.2 625.0 625.0 321.7 625.3 0.05 TRP 327 8183 -57.5 -63.5 46 6.0 -57.6 85 7 296.9 296.9 280.0 297.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5222.21 m Freezing level: 982.20 mb = 284.96 m = 934.88 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 66.30 % Est. max temperature: 3.88 C = 38.99 F Sfc-Lift cond lev (LCL): 896.56 mb = 1002.43 m = 3288.76 ft T: -5.90 C 700-500 lapse rate: 7.73 C/km ThetaE index: 2.07 C Layer 925.0- 875.0 mb Conv cond level (CCL): 818.92 mb = 1703.70 m = 5589.51 ft Mean mixing ratio: 2.00 g/kg Conv temperature: 4.30 C = 39.73 F Cap Strength: 10.26 C Lifted Index: 10.53 C Risk: None Lifted Index @300 mb: 20.41 C Lifted Index @700 mb: 8.32 C Showalter Index: 9.45 C Risk: None Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 20.10 C K Index: 8.20 Risk: None Sweat Index: 5.00 Risk: None Energy Index: 2.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.75 J/kg Max Up Vert Vel: 2.35 m/s Conv Inhibition (B-): 47556.23 J/kg Cap Strength: 10.51 C Lift Cond Lev (LCL): 853.01 mb = 1390.55 m = 4562.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 19 at 4 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 1000 138 280 3 3.0 -0.5 | 234 5 4.2 3.1 1 1000 137 280 3 3.0 -0.5 | 234 5 4.2 3.1 2 925 758 305 7 5.7 -4.0 | 273 7 7.0 -0.4 3 850 1418 30 1 -0.5 -0.9 | 195 3 0.8 2.8 4 700 2901 340 9 3.1 -8.5 | 318 6 4.3 -4.8 5 500 5360 70 3 -2.8 -1.0 | 149 3 -1.6 2.6 6 400 6880 345 5 1.3 -4.8 | 295 3 2.5 -1.2 7 327 8183 85 7 -7.0 -0.6 | 118 6 -5.7 3.0 8 300 8730 20 5 -1.7 -4.7 | 23 1 -0.5 -1.1 9 250 9910 110 1 -0.9 0.3 | 185 4 0.3 4.0 10 200 11370 330 7 3.5 -6.1 | 297 5 4.8 -2.4 11 150 13260 165 5 -1.3 4.8 | 180 8 -0.0 8.5 12 100 15920 145 5 -2.9 4.1 | 168 8 -1.6 7.7 13 70 18260 85 3 -3.0 -0.3 | 153 4 -1.7 3.4 14 50 20450 95 5 -5.0 0.4 | 137 6 -3.7 4.1 15 30 23760 100 5 -4.9 0.9 | 141 6 -3.7 4.5 Wind Parameters Mean winds (0-6000m): 349.1 at 5.1 knts Storm direction: 19.1 at 3.8 knts Shear (0-3000m) pos: 0.7 neg: 1.2 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 94.2 deg Storm rel helicity (0-3000m) pos: 9.9 neg: -2.2 tot: 7.6 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.08 Bulk Shear: 2.55 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 ------------------------------------------------------------------------------- 500 296 5 253 6| 3.7 0.0 3.7| 5.2 0.0 5.2 10.5 0.92| 3.7 3.4 1000 306 5 264 5| 2.0 0.0 2.0| 8.2 -0.4 7.9 7.9 0.45| 5.2 2.3 1500 308 4 256 5| 1.4 0.0 1.4| 8.2 -1.2 7.0 4.7 0.17| 4.8 0.8 2000 321 4 261 4| 1.0 0.7 1.8| 8.5 -1.2 7.3 3.7 0.24| 4.4 1.0 2500 328 4 272 4| 0.8 1.2 2.1| 8.5 -1.6 7.0 2.8 0.18| 4.2 0.8 3000 330 5 281 4| 0.7 1.2 1.9| 9.9 -2.2 7.6 2.5 0.18| 4.0 0.7 4000 340 6 297 4| 1.0 0.9 1.9| 13.7 -2.2 11.5 2.9 0.29| 3.7 1.0 5000 344 5 300 3| 1.0 0.7 1.7| 15.9 -2.2 13.6 2.7 0.37| 3.3 1.2 6000 349 5 302 3| 0.9 0.8 1.6| 16.3 -2.8 13.4 2.2 0.31| 3.1 1.0 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250423.12.gif