UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 13 OCT 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 1009 137 -4.9 -8.0 79 3.1 -5.8 275 5 267.6 267.9 266.8 273.2 2.07 1 1000 207 -5.7 -9.4 75 3.7 -6.8 270 5 267.5 267.8 266.4 272.5 1.87 2 925 812 -10.9 -13.9 79 3.0 -11.6 260 11 268.2 268.4 266.1 272.1 1.41 3 858 1384 -15.3 -17.3 85 2.0 -15.7 304 16 269.4 269.6 266.4 272.6 1.15 4 850 1455 -14.3 -16.2 85 1.9 -14.7 310 17 271.2 271.4 267.8 274.7 1.27 5 806 1858 -14.9 -16.5 88 1.6 -15.3 328 14 274.7 274.9 270.2 278.4 1.30 6 746 2441 -16.5 -19.3 79 2.8 -17.1 354 10 279.1 279.3 272.5 282.4 1.11 7 700 2920 -15.9 -19.8 72 3.9 -16.7 15 7 284.9 285.1 275.7 288.3 1.13 8 698 2942 -15.5 -19.3 73 3.8 -16.3 16 7 285.6 285.8 276.2 289.1 1.19 9 628 3736 -18.7 -21.3 80 2.6 -19.3 39 11 290.7 290.9 278.7 294.1 1.11 10 500 5400 -30.1 -33.4 73 3.3 -30.4 90 19 296.3 296.4 280.4 297.8 0.46 11 457 6032 -34.7 -38.0 72 3.3 -35.0 92 21 298.3 298.4 281.1 299.4 0.32 12 400 6950 -39.3 -42.2 74 2.9 -39.5 95 25 303.9 304.0 283.3 304.7 0.23 13 399 6967 -39.3 -42.2 74 2.9 -39.5 95 25 304.1 304.2 283.4 305.0 0.23 14 300 8860 -53.3 -56.0 72 2.7 -53.4 90 35 310.2 310.2 285.5 310.5 0.06 15 278 9346 -57.3 -59.8 73 2.5 -57.3 94 39 311.3 311.3 285.8 311.4 0.04 16 250 10010 -61.5 -64.2 70 2.7 -61.5 100 44 314.6 314.6 287.0 314.7 0.03 17 237 10339 -63.1 -65.7 71 2.6 -63.1 100 42 317.1 317.1 287.8 317.2 0.02 18 227 10605 -62.3 -64.9 71 2.6 -62.3 99 38 322.2 322.2 289.5 322.3 0.03 19 208 11151 -56.7 -59.4 71 2.7 -56.8 96 30 339.1 339.2 294.1 339.4 0.06 20 200 11400 -56.1 -58.9 71 2.8 -56.2 95 27 343.9 343.9 295.3 344.2 0.07 21 196 11529 -55.7 -58.6 70 2.9 -55.8 95 26 346.6 346.6 295.9 346.9 0.07 22 150 13240 -54.1 -58.4 59 4.3 -54.3 95 11 376.9 376.9 301.8 377.3 0.10 23 139 13729 -53.5 -58.3 56 4.8 -53.7 89 9 386.2 386.2 303.3 386.7 0.11 24 100 15840 -54.5 -61.5 42 7.0 -54.8 65 3 422.4 422.4 308.0 422.9 0.10 25 70 18120 -54.3 -64.3 28 10.0 -54.9 215 7 468.2 468.2 312.5 468.8 0.10 26 52 20028 -54.1 -66.1 22 12.0 -54.9 255 5 510.2 510.3 315.7 510.9 0.10 27 50 20280 -54.3 -66.3 22 12.0 -55.2 260 5 515.5 515.5 316.1 516.2 0.10 28 47 20677 -54.1 -67.1 19 13.0 -55.1 257 5 525.2 525.2 316.6 525.8 0.10 29 39 21884 -50.1 -64.1 18 14.0 -51.8 248 7 564.1 564.2 318.9 565.3 0.18 30 35 22588 -51.7 -66.7 15 15.0 -53.4 243 8 577.7 577.7 319.6 578.7 0.14 31 30 23590 -50.5 -66.5 13 16.0 -52.7 235 9 607.0 607.0 321.0 608.2 0.17 32 23 25334 -48.9 -66.9 11 18.0 -52.0 222 19 659.6 659.7 323.1 661.3 0.21 33 22 25629 -44.5 -64.5 9 20.0 -49.0 220 21 681.1 681.3 323.9 683.7 0.30 34 20 26270 -43.9 -63.9 9 20.0 -48.9 215 25 701.8 702.0 324.6 704.9 0.35 35 17 27363 -42.7 -64.7 7 22.0 -48.8 208 21 739.0 739.2 325.7 742.5 0.38 36 14 28663 -46.1 -69.1 6 23.0 -51.7 200 17 769.7 769.8 326.5 772.1 0.25 37 11 30262 -47.1 -71.1 5 24.0 -53.1 189 11 821.0 821.2 327.8 823.5 0.24 38 11 30262 -43.5 -69.5 4 26.0 -51.2 189 11 834.1 834.3 328.1 837.2 0.30 39 10 30900 -45.5 -71.5 4 26.0 -52.7 185 9 849.7 849.8 328.4 852.3 0.25 40 9.0 31601 -46.7 -72.7 4 26.0 -53.7 871.1 871.2 328.9 873.6 0.23 TRP 237 10339 -63.1 -65.7 71 2.6 -63.1 100 42 317.1 317.1 287.8 317.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5193.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 78.51 % Est. max temperature: -3.08 C = 26.45 F Sfc-Lift cond lev (LCL): 960.64 mb = 518.58 m = 1701.37 ft T: -8.38 C 700-500 lapse rate: 5.73 C/km ThetaE index: 1.10 C Layer 1000.0- 858.0 mb Conv cond level (CCL): 899.88 mb = 1021.56 m = 3351.53 ft Mean mixing ratio: 1.62 g/kg Conv temperature: -3.84 C = 25.10 F Cap Strength: 16.85 C Lifted Index: 19.92 C Risk: None Lifted Index @300 mb: 26.87 C Lifted Index @700 mb: 12.73 C Showalter Index: 17.99 C Risk: None Total Totals Index: 29.70 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 13.90 C K Index: -4.30 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 4.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.29 J/kg Max Up Vert Vel: 2.14 m/s Conv Inhibition (B-): 80171.66 J/kg Cap Strength: 19.90 C Lift Cond Lev (LCL): 910.42 mb = 932.89 m = 3060.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 72 at 10 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 1009 137 275 5 5.0 -0.4 | 259 15 14.4 2.7 1 1000 207 270 5 5.0 -0.0 | 258 15 14.4 3.1 2 925 812 260 11 10.8 1.9 | 256 21 20.2 5.0 3 850 1455 310 17 13.0 -10.9 | 289 24 22.4 -7.8 4 700 2920 15 7 -1.8 -6.8 | 296 8 7.6 -3.7 5 500 5400 90 19 -19.0 0.0 | 108 10 -9.6 3.1 6 400 6950 95 25 -24.9 2.2 | 109 16 -15.5 5.3 7 300 8860 90 35 -35.0 0.0 | 97 26 -25.6 3.1 8 250 10010 100 44 -43.3 7.6 | 108 36 -33.9 10.7 9 237 10339 100 42 -41.4 7.3 | 108 34 -32.0 10.4 10 200 11400 95 27 -26.9 2.4 | 107 18 -17.5 5.5 11 150 13240 95 11 -11.0 1.0 | 159 4 -1.5 4.1 12 100 15840 65 3 -2.7 -1.3 | 255 7 6.7 1.8 13 70 18120 215 7 4.0 5.7 | 237 16 13.4 8.8 14 50 20280 260 5 4.9 0.9 | 255 15 14.3 4.0 15 30 23590 235 9 7.4 5.2 | 244 19 16.8 8.3 16 20 26270 215 25 14.3 20.5 | 225 33 23.7 23.6 17 10 30900 185 9 0.8 9.0 | 220 16 10.2 12.1 Wind Parameters Mean winds (0-6000m): 41.7 at 13.2 knts Storm direction: 71.7 at 9.9 knts Shear (0-3000m) pos: 2.6 neg: 0.8 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 44.7 deg Storm rel helicity (0-3000m) pos: 107.5 neg: -7.3 tot: 100.3 m^2/s^2 ave: 33.4 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 46.34 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 ------------------------------------------------------------------------------- 500 266 7 258 17| 0.0 4.6 4.6| 0.1 -2.9 -2.8 -5.6 -0.14| 4.8 -0.7 1000 268 9 260 19| 3.3 2.3 5.7| 33.5 -3.9 29.6 29.6 0.39| 6.4 2.5 1500 286 11 270 20| 4.4 1.5 6.0| 88.4 -3.9 84.5 56.3 0.62| 7.7 4.7 2000 298 12 277 20| 3.5 1.2 4.7|103.2 -3.9 99.3 49.7 0.58| 7.4 4.3 2500 305 12 281 19| 2.9 0.9 3.8|105.1 -4.6 100.5 40.2 0.50| 7.0 3.5 3000 309 11 282 19| 2.6 0.8 3.3|107.5 -7.3 100.3 33.4 0.45| 6.5 2.9 4000 329 11 293 16| 2.7 0.6 3.3|118.4 -7.3 111.1 27.8 0.52| 5.8 3.1 5000 2 12 314 13| 2.8 0.5 3.2|131.5 -7.3 124.3 24.9 0.59| 5.6 3.3 6000 42 13 355 7| 2.7 0.4 3.0|136.7 -7.3 129.4 21.6 0.57| 5.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251013.12.gif