UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 6 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 1003 138 2.4 -3.6 65 6.0 0.1 10 3 275.3 275.8 273.1 283.4 2.92 1 1000 162 1.6 -3.4 69 5.0 -0.3 10 3 274.8 275.2 272.8 282.9 2.97 2 925 786 -1.9 -6.8 69 4.9 -3.6 45 7 277.4 277.8 273.6 284.3 2.48 3 878 1199 -4.5 -8.1 76 3.6 -5.7 328 6 278.8 279.2 274.3 285.5 2.36 4 850 1453 -6.5 -12.5 62 6.0 -8.2 280 5 279.3 279.6 273.6 284.3 1.72 5 820 1733 -8.5 -15.5 57 7.0 -10.4 281 6 280.1 280.3 273.5 284.2 1.39 6 773 2187 -11.9 -15.8 73 3.9 -12.9 282 9 281.2 281.5 274.2 285.4 1.44 7 700 2941 -15.5 -17.6 84 2.1 -16.0 285 13 285.3 285.6 276.3 289.4 1.37 8 697 2973 -15.7 -17.8 84 2.1 -16.2 285 13 285.4 285.7 276.4 289.5 1.35 9 693 3017 -15.9 -18.1 83 2.2 -16.4 285 13 285.7 285.9 276.5 289.7 1.33 10 513 5210 -32.3 -34.7 79 2.4 -32.6 276 19 291.5 291.6 278.0 292.8 0.39 11 500 5390 -34.1 -36.7 77 2.6 -34.3 275 19 291.5 291.5 277.9 292.5 0.33 12 400 6910 -47.3 -50.2 72 2.9 -47.4 280 27 293.5 293.5 278.6 293.9 0.10 13 350 7778 -54.5 -57.9 66 3.4 -54.6 273 23 295.2 295.2 279.3 295.4 0.04 14 300 8750 -60.3 -63.8 63 3.5 -60.3 265 19 300.3 300.3 281.5 300.4 0.02 15 284 9089 -61.7 -64.9 65 3.2 -61.7 265 23 303.1 303.1 282.7 303.2 0.02 16 266 9494 -60.9 -64.4 63 3.5 -60.9 268 19 310.0 310.0 285.4 310.1 0.02 17 250 9880 -58.7 -62.4 62 3.7 -58.7 270 15 318.8 318.8 288.4 318.9 0.03 18 218 10753 -53.1 -56.9 63 3.8 -53.2 267 14 340.2 340.2 294.4 340.5 0.08 19 200 11310 -52.5 -56.6 61 4.1 -52.7 265 13 349.6 349.6 296.6 350.0 0.09 20 150 13180 -50.9 -56.9 49 6.0 -51.2 260 13 382.4 382.4 302.7 382.9 0.12 21 112 15084 -49.7 -57.7 39 8.0 -50.3 267 13 417.9 418.0 307.6 418.7 0.14 22 104 15566 -52.1 -60.1 38 8.0 -52.5 269 13 422.3 422.3 308.0 422.9 0.11 23 100 15820 -51.9 -59.9 38 8.0 -52.4 270 13 427.4 427.5 308.6 428.1 0.12 24 70 18130 -52.7 -63.7 25 11.0 -53.4 260 23 471.6 471.7 312.8 472.3 0.10 25 68 18317 -52.7 -63.7 25 11.0 -53.4 260 23 475.6 475.6 313.1 476.2 0.11 26 50 20300 -53.1 -66.1 19 13.0 -54.1 260 19 518.3 518.4 316.2 519.0 0.11 27 45 20985 -49.5 -63.5 18 14.0 -51.1 257 21 542.9 543.0 317.8 544.1 0.17 28 37 22262 -51.3 -65.3 17 14.0 -52.9 251 26 569.6 569.6 319.2 570.7 0.16 29 33 23011 -48.1 -64.1 14 16.0 -50.5 248 29 597.0 597.1 320.5 598.6 0.21 30 30 23640 -47.9 -63.9 14 16.0 -50.5 245 31 614.1 614.1 321.3 615.9 0.24 31 25 24843 -47.9 -64.9 12 17.0 -51.0 241 34 646.9 647.0 322.6 648.9 0.25 32 24 25114 -44.9 -62.9 12 18.0 -48.9 239 35 663.2 663.4 323.3 666.0 0.34 33 20 26330 -45.9 -63.9 11 18.0 -50.1 235 38 695.7 695.8 324.4 698.8 0.35 34 19 26670 -47.3 -65.3 11 18.0 -51.2 701.6 701.7 324.6 704.3 0.31 35 17 27411 -44.3 -63.3 10 19.0 -49.6 733.9 734.1 325.6 738.0 0.45 36 15 28245 -46.9 -65.9 10 19.0 -51.7 752.0 752.2 326.1 755.4 0.36 37 10 30938 -45.9 -66.9 8 21.0 -52.5 848.2 848.5 328.5 853.2 0.47 TRP 284 9089 -61.7 -64.9 65 3.2 -61.7 265 23 303.1 303.1 282.7 303.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5228.00 m Freezing level: 965.71 mb = 447.26 m = 1467.36 ft Wetbulb zero: 1002.43 mb = 142.47 m = 467.40 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 75.57 % Est. max temperature: 6.37 C = 43.47 F Sfc-Lift cond lev (LCL): 913.77 mb = 882.69 m = 2895.93 ft T: -2.51 C 700-500 lapse rate: 7.59 C/km ThetaE index: 1.34 C Layer 850.0- 773.0 mb Conv cond level (CCL): 840.86 mb = 1537.12 m = 5043.00 ft Mean mixing ratio: 2.67 g/kg Conv temperature: 6.66 C = 43.98 F Cap Strength: 7.00 C Lifted Index: 6.84 C Risk: None Lifted Index @300 mb: 11.75 C Lifted Index @700 mb: 4.34 C Showalter Index: 6.49 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 21.60 C K Index: 13.00 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 1.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.23 J/kg Max Up Vert Vel: 4.30 m/s Conv Inhibition (B-): 71610.82 J/kg Cap Strength: 7.00 C Lift Cond Lev (LCL): 881.93 mb = 1163.37 m = 3816.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 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 1003 138 10 3 -0.5 -3.0 | 115 8 -7.5 3.6 1 1000 162 10 3 -0.5 -3.0 | 115 8 -7.5 3.6 2 925 786 45 7 -4.9 -4.9 | 98 12 -12.0 1.6 3 850 1453 280 5 4.9 -0.9 | 160 6 -2.1 5.7 4 700 2941 285 13 12.6 -3.4 | 240 6 5.6 3.2 5 500 5390 275 19 18.9 -1.7 | 248 13 11.9 4.9 6 400 6910 280 27 26.6 -4.7 | 265 20 19.6 1.8 7 300 8750 265 19 18.9 1.7 | 236 14 11.9 8.2 8 284 9089 265 23 22.9 2.0 | 242 18 15.9 8.5 9 250 9880 270 15 15.0 -0.0 | 231 10 8.0 6.5 10 200 11310 265 13 13.0 1.1 | 218 10 5.9 7.7 11 150 13180 260 13 12.8 2.3 | 213 11 5.8 8.8 12 100 15820 270 13 13.0 -0.0 | 223 9 6.0 6.5 13 70 18130 260 23 22.7 4.0 | 236 19 15.6 10.5 14 50 20300 260 19 18.7 3.3 | 230 15 11.7 9.8 15 30 23640 245 31 28.1 13.1 | 227 29 21.1 19.6 16 20 26330 235 38 31.1 21.8 | 220 37 24.1 28.3 Wind Parameters Mean winds (0-6000m): 283.0 at 12.8 knts Storm direction: 313.0 at 9.6 knts Shear (0-3000m) pos: 1.0 neg: 1.8 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 126.6 deg Storm rel helicity (0-3000m) pos: 17.9 neg: -10.1 tot: 7.8 m^2/s^2 ave: 2.6 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.33 Bulk Shear: 27.91 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 27 4 106 9| 3.7 0.0 3.7| 0.0 -6.3 -6.3 -12.5 -0.70| 3.8 -2.7 1000 27 5 100 10| 1.9 3.0 4.8| 1.6 -10.1 -8.5 -8.5 -0.25| 6.1 -1.5 1500 9 5 98 8| 1.2 3.5 4.7| 8.4 -10.1 -1.8 -1.2 0.14| 6.3 0.9 2000 333 6 106 4| 0.7 2.6 3.3| 11.9 -10.1 1.8 0.9 0.25| 5.4 1.3 2500 310 7 140 3| 0.8 2.1 2.9| 15.4 -10.1 5.3 2.1 0.33| 4.9 1.6 3000 301 8 172 3| 1.0 1.8 2.7| 17.9 -10.1 7.8 2.6 0.36| 4.4 1.6 4000 292 9 211 4| 0.7 1.7 2.4| 19.3 -10.1 9.2 2.3 0.35| 3.7 1.3 5000 286 11 227 5| 0.6 1.6 2.2| 19.8 -10.1 9.7 1.9 0.33| 3.2 1.0 6000 283 13 236 7| 0.7 1.5 2.2| 29.0 -10.1 18.8 3.1 0.35| 3.1 1.1 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251006.12.gif