UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 12 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 130 -8.3 -11.3 79 3.0 -9.1 315 1 264.2 264.4 263.6 268.5 1.59 1 1006 153 -6.3 -9.0 81 2.7 -7.1 312 2 266.4 266.7 265.7 271.6 1.92 2 1000 200 -6.5 -9.3 80 2.8 -7.3 305 3 266.6 267.0 265.8 271.8 1.89 3 925 808 -11.5 -16.5 66 5.0 -12.6 305 21 267.5 267.7 265.1 270.7 1.14 4 868 1291 -15.7 -19.1 75 3.4 -16.3 297 16 268.1 268.2 265.2 270.8 0.97 5 850 1449 -15.9 -18.7 79 2.8 -16.4 295 15 269.5 269.7 266.3 272.4 1.03 6 709 2809 -18.9 -22.6 73 3.7 -19.6 28 8 280.5 280.7 273.0 283.2 0.88 7 700 2904 -19.5 -23.2 72 3.7 -20.1 35 7 280.9 281.0 273.1 283.4 0.84 8 500 5340 -32.1 -36.3 66 4.2 -32.5 100 31 293.9 294.0 279.1 295.0 0.34 9 410 6712 -39.9 -43.9 66 4.0 -40.1 109 59 301.0 301.0 282.0 301.7 0.19 10 400 6880 -41.1 -44.8 67 3.7 -41.3 110 62 301.6 301.6 282.3 302.2 0.18 11 311 8549 -53.5 -57.5 62 4.0 -53.6 114 77 306.8 306.8 284.2 307.0 0.05 12 300 8780 -54.9 -58.8 62 3.9 -55.0 115 79 308.0 308.0 284.6 308.1 0.05 13 278 9263 -57.7 -61.6 61 3.9 -57.8 120 83 310.6 310.6 285.6 310.8 0.03 14 271 9423 -58.7 -62.6 61 3.9 -58.7 120 77 311.5 311.5 285.9 311.6 0.03 15 263 9611 -59.1 -63.0 60 3.9 -59.2 118 68 313.6 313.6 286.6 313.7 0.03 16 250 9930 -56.5 -60.1 64 3.6 -56.6 115 54 322.1 322.1 289.5 322.3 0.05 17 246 10032 -55.7 -59.5 62 3.8 -55.8 115 52 324.8 324.8 290.3 325.0 0.05 18 219 10771 -56.1 -59.9 62 3.8 -56.2 112 39 335.1 335.1 293.2 335.3 0.05 19 200 11350 -53.7 -58.2 58 4.5 -53.8 110 29 347.7 347.7 296.2 348.0 0.07 20 150 13200 -52.5 -59.5 43 7.0 -52.8 115 13 379.6 379.6 302.2 380.0 0.08 21 145 13420 -52.3 -59.3 43 7.0 -52.6 115 12 383.7 383.7 302.9 384.1 0.09 22 100 15820 -53.5 -64.5 25 11.0 -54.0 115 5 424.4 424.4 308.3 424.7 0.07 23 72 17929 -53.5 -67.5 17 14.0 -54.2 161 5 466.2 466.2 312.3 466.5 0.06 24 70 18110 -53.5 -67.5 17 14.0 -54.2 165 5 469.9 469.9 312.7 470.3 0.06 25 64 18684 -54.1 -69.1 14 15.0 -54.9 169 6 480.8 480.8 313.5 481.1 0.05 26 50 20270 -52.7 -68.7 13 16.0 -53.8 180 9 519.3 519.3 316.3 519.8 0.07 27 33 22958 -52.1 -71.1 8 19.0 -53.9 213 14 586.4 586.4 320.0 587.0 0.08 28 30 23580 -48.9 -68.9 8 20.0 -51.5 220 15 611.3 611.4 321.2 612.2 0.12 29 28 24035 -47.9 -68.9 7 21.0 -51.0 217 16 626.3 626.3 321.8 627.3 0.13 30 20 26260 -47.1 -70.1 5 23.0 -51.2 200 21 692.0 692.1 324.2 693.3 0.15 31 17 27334 -48.1 -72.1 5 24.0 -52.4 721.7 721.8 325.1 722.9 0.13 32 14 28622 -45.3 -71.3 4 26.0 -51.3 772.4 772.5 326.6 774.2 0.18 33 13 29114 -46.9 -72.9 4 26.0 -52.5 783.4 783.5 326.8 784.9 0.15 34 12 29649 -43.3 -69.3 4 26.0 -50.7 814.3 814.5 327.7 817.2 0.28 35 10 30872 -44.9 -70.9 4 26.0 -52.3 851.9 852.1 328.5 854.8 0.27 TRP 271 9423 -58.7 -62.6 61 3.9 -58.7 120 77 311.5 311.5 285.9 311.6 0.03 WND 278 9263 -57.7 -61.6 61 3.9 -57.8 120 83 310.6 310.6 285.6 310.8 0.03 Sounding variables and indices 1000-500 mb thick: 5140.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 72.00 % Est. max temperature: -3.68 C = 25.38 F Sfc-Lift cond lev (LCL): 961.76 mb = 504.10 m = 1653.86 ft T: -9.00 C 700-500 lapse rate: 5.17 C/km ThetaE index: 1.04 C Layer 925.0- 868.0 mb Conv cond level (CCL): 893.38 mb = 1072.20 m = 3517.66 ft Mean mixing ratio: 1.47 g/kg Conv temperature: -4.61 C = 23.71 F Cap Strength: 10.07 C Lifted Index: 18.86 C Risk: None Lifted Index @300 mb: 26.12 C Lifted Index @700 mb: 10.07 C Showalter Index: 17.86 C Risk: None Total Totals Index: 29.60 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 13.40 C K Index: -6.20 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 4.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.73 J/kg Max Up Vert Vel: 2.34 m/s Conv Inhibition (B-): 72722.34 J/kg Cap Strength: 18.67 C Lift Cond Lev (LCL): 903.79 mb = 984.25 m = 3229.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 107 at 14 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 130 315 1 0.7 -0.7 | 289 15 14.2 -4.8 1 1000 200 305 3 2.5 -1.7 | 290 17 15.9 -5.8 2 925 808 305 21 17.2 -12.0 | 298 35 30.7 -16.2 3 850 1449 295 15 13.6 -6.3 | 291 29 27.1 -10.4 4 700 2904 35 7 -4.0 -5.7 | 316 14 9.5 -9.8 5 500 5340 100 31 -30.5 5.4 | 94 17 -17.1 1.3 6 400 6880 110 62 -58.3 21.2 | 111 48 -44.8 17.1 7 300 8780 115 79 -71.6 33.4 | 117 65 -58.1 29.3 8 278 9263 120 83 -71.9 41.5 | 123 69 -58.4 37.4 9 271 9423 120 77 -66.7 38.5 | 123 63 -53.2 34.4 10 250 9930 115 54 -48.9 22.8 | 118 40 -35.5 18.7 11 200 11350 110 29 -27.3 9.9 | 113 15 -13.8 5.8 12 150 13200 115 13 -11.8 5.5 | 231 2 1.7 1.4 13 100 15820 115 5 -4.5 2.1 | 283 9 8.9 -2.0 14 70 18110 165 5 -1.3 4.8 | 267 12 12.2 0.7 15 50 20270 180 9 0.0 9.0 | 250 14 13.5 4.9 16 30 23580 220 15 9.6 11.5 | 252 24 23.1 7.4 17 20 26260 200 21 7.2 19.7 | 233 26 20.7 15.6 Wind Parameters Mean winds (0-6000m): 76.9 at 18.8 knts Storm direction: 106.9 at 14.1 knts Shear (0-3000m) pos: 3.7 neg: 2.9 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 37.4 deg Storm rel helicity (0-3000m) pos: 104.8 neg: -30.2 tot: 74.6 m^2/s^2 ave: 24.9 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 83.48 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 ------------------------------------------------------------------------------- 500 305 8 294 22| 0.0 15.2 15.2| 16.3 0.0 16.3 32.5 0.19| 15.2 2.9 1000 304 14 295 28| 0.0 8.8 8.8| 21.0 -16.6 4.4 4.4 0.07| 11.9 0.8 1500 302 14 295 28| 1.5 5.8 7.4| 42.9 -29.4 13.5 9.0 0.10| 10.1 1.0 2000 306 14 297 28| 3.1 4.4 7.5| 84.3 -29.4 54.9 27.4 0.24| 9.6 2.3 2500 310 13 298 27| 3.7 3.5 7.2| 97.2 -29.4 67.8 27.1 0.26| 9.1 2.3 3000 313 12 299 26| 3.7 2.9 6.6|104.8 -30.2 74.6 24.9 0.27| 8.4 2.3 4000 339 13 312 24| 4.3 2.2 6.5|144.0 -30.2 113.8 28.5 0.41| 7.8 3.2 5000 33 15 342 18| 4.7 1.8 6.5|194.4 -30.2 164.2 32.8 0.52| 7.8 4.1 6000 77 19 30 10| 5.5 1.5 7.0|236.2 -30.2 206.0 34.3 0.49| 8.2 4.0 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251012.12.gif