UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 15 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 1015 135 -3.9 -6.7 81 2.8 -4.8 275 1 268.1 268.5 267.5 274.3 2.28 1 1000 252 -5.1 -7.7 82 2.6 -5.9 270 3 268.0 268.4 267.3 273.8 2.14 2 925 859 -9.7 -12.1 83 2.4 -10.4 315 23 269.4 269.7 267.3 273.9 1.63 3 906 1019 -10.7 -12.9 84 2.2 -11.3 324 21 270.0 270.2 267.5 274.3 1.56 4 850 1510 -10.3 -11.6 90 1.3 -10.6 350 15 275.4 275.7 271.5 280.6 1.85 5 780 2172 -9.3 -10.5 91 1.2 -9.7 14 15 283.3 283.7 276.5 289.6 2.20 6 700 3000 -13.9 -15.8 86 1.9 -14.4 45 15 287.1 287.4 277.6 291.8 1.59 7 600 4161 -19.7 -21.6 85 1.9 -20.1 59 18 293.3 293.5 279.9 296.8 1.13 8 500 5490 -29.9 -32.0 82 2.1 -30.2 75 21 296.6 296.7 280.6 298.3 0.52 9 400 7040 -41.1 -43.4 78 2.3 -41.2 70 19 301.6 301.6 282.3 302.3 0.21 10 300 8930 -54.9 -57.7 71 2.8 -54.9 70 17 308.0 308.0 284.6 308.2 0.05 11 285 9257 -57.3 -59.9 72 2.6 -57.3 67 16 309.1 309.1 285.0 309.2 0.04 12 255 9957 -60.9 -63.8 68 2.9 -60.9 61 15 313.7 313.8 286.7 313.9 0.03 13 250 10080 -60.9 -63.8 68 2.9 -60.9 60 15 315.5 315.5 287.3 315.6 0.03 14 229 10622 -62.7 -65.4 70 2.7 -62.7 55 11 320.8 320.8 289.0 320.9 0.03 15 228 10649 -62.7 -65.4 70 2.7 -62.7 55 11 321.2 321.2 289.2 321.3 0.03 16 200 11460 -60.5 -63.6 67 3.1 -60.6 65 5 337.0 337.0 293.6 337.1 0.04 17 189 11812 -60.1 -63.2 67 3.1 -60.2 50 5 343.1 343.1 295.1 343.3 0.04 18 176 12259 -57.1 -60.0 69 2.9 -57.2 32 4 355.1 355.1 297.8 355.4 0.07 19 150 13270 -56.9 -60.1 67 3.2 -57.0 350 3 372.0 372.1 301.0 372.4 0.08 20 100 15840 -55.7 -60.0 59 4.3 -55.9 280 7 420.1 420.1 307.8 420.7 0.12 21 76 17579 -57.7 -62.7 53 5.0 -57.9 284 7 450.2 450.3 310.9 450.8 0.11 22 70 18100 -55.5 -60.5 54 5.0 -55.8 285 7 465.7 465.7 312.4 466.6 0.16 23 50 20240 -56.1 -63.1 41 7.0 -56.6 275 13 511.3 511.3 315.8 512.3 0.16 24 31 23299 -53.9 -62.9 32 9.0 -55.1 242 19 592.1 592.2 320.3 594.0 0.26 25 30 23510 -52.7 -61.7 33 9.0 -54.0 240 19 601.0 601.1 320.7 603.3 0.32 26 28 23960 -50.3 -59.3 34 9.0 -52.0 237 21 619.6 619.8 321.6 623.1 0.46 27 25 24701 -50.9 -60.9 30 10.0 -52.8 231 23 638.3 638.5 322.4 641.6 0.42 28 23 25250 -47.1 -58.1 27 11.0 -49.9 227 26 664.9 665.2 323.4 670.2 0.65 29 20 26180 -45.9 -58.9 22 13.0 -49.6 220 29 695.7 696.0 324.5 701.5 0.68 30 17 27266 -43.7 -58.7 17 15.0 -48.7 222 25 735.8 736.2 325.7 743.3 0.82 31 12 29589 -46.9 -64.9 11 18.0 -52.2 227 16 801.6 801.8 327.4 806.8 0.52 32 10 30800 -45.5 -65.5 9 20.0 -52.2 230 11 849.7 850.0 328.5 855.8 0.57 33 9.1 31426 -47.9 -68.9 7 21.0 -54.1 863.7 863.9 328.8 868.0 0.39 34 8.7 31723 -46.3 -67.3 7 21.0 -53.2 881.1 881.4 329.1 886.8 0.51 TRP 229 10622 -62.7 -65.4 70 2.7 -62.7 55 11 320.8 320.8 289.0 320.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5238.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 85.53 % Est. max temperature: 1.89 C = 35.39 F Sfc-Lift cond lev (LCL): 971.06 mb = 480.66 m = 1576.94 ft T: -6.83 C 700-500 lapse rate: 6.43 C/km ThetaE index: 0.41 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 912.23 mb = 966.08 m = 3169.53 ft Mean mixing ratio: 1.90 g/kg Conv temperature: -2.23 C = 27.99 F Cap Strength: 17.49 C Lifted Index: 18.83 C Risk: None Lifted Index @300 mb: 24.12 C Lifted Index @700 mb: 13.44 C Showalter Index: 13.56 C Risk: None Total Totals Index: 37.90 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 18.30 C K Index: 6.10 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.17 J/kg Max Up Vert Vel: 2.52 m/s Conv Inhibition (B-): 64286.58 J/kg Cap Strength: 18.75 C Lift Cond Lev (LCL): 927.20 mb = 840.47 m = 2757.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 69 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 1015 135 275 1 1.0 -0.1 | 251 14 12.8 4.5 1 1000 252 270 3 3.0 -0.0 | 253 15 14.8 4.6 2 925 859 315 23 16.3 -16.3 | 293 30 28.1 -11.7 3 850 1510 350 15 2.6 -14.8 | 305 18 14.4 -10.2 4 700 3000 45 15 -10.6 -10.6 | 349 6 1.2 -6.0 5 500 5490 75 21 -20.3 -5.4 | 84 9 -8.5 -0.9 6 400 7040 70 19 -17.9 -6.5 | 72 6 -6.1 -1.9 7 300 8930 70 17 -16.0 -5.8 | 73 4 -4.2 -1.2 8 250 10080 60 15 -13.0 -7.5 | 22 3 -1.2 -2.9 9 229 10622 55 11 -9.0 -6.3 | 302 3 2.8 -1.7 10 200 11460 65 5 -4.5 -2.1 | 251 8 7.3 2.5 11 150 13270 350 3 0.5 -3.0 | 263 12 12.3 1.6 12 100 15840 280 7 6.9 -1.2 | 260 19 18.7 3.4 13 70 18100 285 7 6.8 -1.8 | 262 19 18.6 2.8 14 50 20240 275 13 13.0 -1.1 | 262 25 24.7 3.4 15 30 23510 240 19 16.5 9.5 | 244 32 28.2 14.1 16 20 26180 220 29 18.6 22.2 | 229 41 30.4 26.8 17 10 30800 230 11 8.4 7.1 | 240 23 20.2 11.6 Wind Parameters Mean winds (0-6000m): 38.8 at 16.9 knts Storm direction: 68.8 at 12.6 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 176.4 neg: 0.0 tot: 176.4 m^2/s^2 ave: 58.8 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 5.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 54.75 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 ------------------------------------------------------------------------------- 500 293 8 265 19| 15.1 0.0 15.1| 50.8 0.0 50.8 101.5 0.59| 16.0 9.5 1000 314 14 284 22| 9.8 0.0 9.8|135.0 0.0 135.0 135.0 0.67| 15.7 10.6 1500 323 15 290 22| 5.1 0.0 5.1|151.3 0.0 151.3 100.9 0.60| 13.5 8.1 2000 333 15 295 20| 3.9 0.0 3.9|163.7 0.0 163.7 81.8 0.60| 11.4 6.9 2500 343 15 301 19| 3.2 0.0 3.2|171.8 0.0 171.8 68.7 0.60| 10.1 6.1 3000 352 15 307 17| 2.7 0.0 2.7|176.4 0.0 176.4 58.8 0.60| 9.1 5.5 4000 10 15 319 14| 2.4 0.0 2.4|182.7 0.0 182.7 45.7 0.63| 7.4 4.6 5000 26 16 335 11| 2.2 0.0 2.2|190.0 0.0 190.0 38.0 0.65| 6.4 4.1 6000 39 17 352 9| 1.9 0.1 1.9|193.0 -1.2 191.7 32.0 0.64| 5.6 3.5 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251015.12.gif