UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 18 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 1014 138 -2.1 -8.1 63 6.0 -4.0 250 1 270.0 270.3 268.4 275.6 2.04 1 1000 248 -2.5 -9.5 59 7.0 -4.7 245 3 270.6 271.0 268.5 275.8 1.86 2 925 860 -7.3 -13.3 62 6.0 -8.9 280 21 271.8 272.1 268.7 276.0 1.48 3 880 1246 -10.5 -13.6 78 3.1 -11.3 295 23 272.4 272.7 269.1 276.7 1.52 4 854 1478 -9.5 -11.4 86 1.9 -10.1 304 25 275.8 276.1 271.8 281.1 1.87 5 850 1514 -9.5 -11.1 88 1.6 -9.9 305 25 276.2 276.5 272.1 281.6 1.92 6 835 1651 -10.3 -11.7 89 1.4 -10.7 310 24 276.8 277.1 272.3 282.1 1.87 7 818 1810 -11.5 -13.2 87 1.7 -11.9 315 24 277.1 277.4 272.3 281.9 1.69 8 813 1857 -9.9 -11.7 87 1.8 -10.4 316 24 279.3 279.6 273.9 284.8 1.92 9 796 2019 -11.9 -15.1 77 3.2 -12.7 322 23 278.9 279.1 273.0 283.2 1.48 10 780 2175 -11.3 -18.3 56 7.0 -12.9 327 22 281.1 281.3 273.8 284.6 1.16 11 757 2405 -11.7 -17.7 61 6.0 -13.2 335 21 283.1 283.3 275.0 286.8 1.26 12 720 2786 -14.7 -19.0 70 4.3 -15.7 348 20 283.9 284.1 275.3 287.4 1.18 13 704 2957 -14.5 -19.4 66 4.9 -15.6 354 19 286.0 286.2 276.4 289.5 1.17 14 700 3000 -14.9 -19.3 69 4.4 -15.9 355 19 286.0 286.2 276.4 289.6 1.18 15 694 3065 -16.3 -20.0 73 3.7 -17.1 356 19 285.1 285.3 275.9 288.5 1.12 16 691 3097 -16.7 -20.9 70 4.2 -17.6 356 19 285.0 285.2 275.7 288.2 1.05 17 667 3363 -16.7 -26.7 42 10.0 -18.5 359 19 287.9 288.1 276.6 290.0 0.64 18 620 3909 -18.9 -30.9 34 12.0 -20.7 6 18 291.5 291.6 278.2 293.0 0.47 19 513 5296 -27.3 -47.3 13 20.0 -28.8 23 17 297.6 297.6 280.4 297.9 0.10 20 500 5480 -28.5 -47.5 14 19.0 -29.9 25 17 298.3 298.3 280.7 298.7 0.10 21 477 5815 -30.5 -47.5 17 17.0 -31.7 25 17 299.9 299.9 281.4 300.3 0.11 22 400 7040 -40.1 -49.1 38 9.0 -40.5 25 17 302.9 302.9 282.7 303.3 0.11 23 321 8504 -51.1 -58.1 43 7.0 -51.2 29 19 307.3 307.3 284.4 307.5 0.05 24 310 8730 -53.1 -59.1 48 6.0 -53.2 29 19 307.6 307.6 284.5 307.8 0.04 25 300 8940 -54.5 -61.5 42 7.0 -54.6 30 19 308.5 308.5 284.8 308.7 0.03 26 250 10090 -62.1 -68.1 44 6.0 -62.1 40 19 313.7 313.7 286.6 313.8 0.02 27 249 10115 -62.3 -68.3 44 6.0 -62.4 40 19 313.8 313.8 286.7 313.9 0.02 28 223 10787 -65.3 -71.3 43 6.0 -65.3 35 19 319.3 319.3 288.5 319.3 0.01 29 205 11298 -63.3 -69.3 44 6.0 -63.4 39 19 330.2 330.2 291.8 330.2 0.02 30 200 11450 -61.5 -67.5 45 6.0 -61.6 40 19 335.4 335.4 293.2 335.5 0.02 31 195 11607 -60.1 -66.1 45 6.0 -60.2 40 19 340.0 340.0 294.4 340.2 0.03 32 150 13250 -57.9 -63.9 46 6.0 -58.0 35 19 370.3 370.3 300.7 370.5 0.05 33 147 13377 -57.1 -64.1 41 7.0 -57.3 35 19 373.9 373.9 301.3 374.1 0.05 34 100 15810 -57.5 -66.5 31 9.0 -57.8 25 11 416.6 416.6 307.3 416.9 0.05 35 70 18050 -58.5 -69.5 23 11.0 -58.9 355 7 459.2 459.2 311.7 459.5 0.05 36 50 20170 -58.7 -70.7 20 12.0 -59.2 255 5 505.2 505.2 315.4 505.5 0.06 37 40 21569 -59.1 -72.1 17 13.0 -59.7 244 10 537.4 537.5 317.4 537.8 0.06 38 37 22061 -55.7 -69.7 16 14.0 -56.8 240 12 558.3 558.3 318.6 558.9 0.09 39 30 23400 -54.5 -69.5 14 15.0 -55.9 230 17 596.1 596.1 320.5 596.9 0.11 40 20 26020 -51.7 -69.7 10 18.0 -54.4 225 25 677.9 678.0 323.7 679.3 0.16 41 11 29942 -47.3 -69.3 6 22.0 -53.2 225 47 820.3 820.5 327.8 823.5 0.31 42 10 30580 -42.7 -66.7 5 24.0 -51.0 225 50 860.2 860.4 328.7 865.4 0.49 43 8.6 31603 -40.3 -65.3 5 25.0 -50.4 907.4 907.8 329.7 915.2 0.68 44 7.7 32355 -41.9 -67.9 4 26.0 -51.8 930.1 930.4 330.1 936.3 0.53 TRP 223 10787 -65.3 -71.3 43 6.0 -65.3 35 19 319.3 319.3 288.5 319.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5232.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 51.39 % Est. max temperature: 2.45 C = 36.40 F Sfc-Lift cond lev (LCL): 922.61 mb = 880.05 m = 2887.28 ft T: -7.47 C 700-500 lapse rate: 5.48 C/km ThetaE index: 1.64 C Layer 796.0- 780.0 mb Conv cond level (CCL): 698.88 mb = 3012.12 m = 9882.18 ft Mean mixing ratio: 1.68 g/kg Conv temperature: 13.82 C = 56.88 F Cap Strength: 18.27 C Lifted Index: 18.65 C Risk: None Lifted Index @300 mb: 23.15 C Lifted Index @700 mb: 10.92 C Showalter Index: 14.14 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 17.40 C K Index: 3.50 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 3.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.55 J/kg Max Up Vert Vel: 2.66 m/s Conv Inhibition (B-): 74044.70 J/kg Cap Strength: 18.65 C Lift Cond Lev (LCL): 870.69 mb = 1328.38 m = 4358.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 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 1014 138 250 1 0.9 0.3 | 197 14 4.2 13.8 1 1000 248 245 3 2.7 1.3 | 202 16 6.0 14.8 2 925 860 280 21 20.7 -3.6 | 248 26 24.0 9.9 3 850 1514 305 25 20.5 -14.3 | 272 24 23.8 -0.8 4 700 3000 355 19 1.7 -18.9 | 318 7 5.0 -5.4 5 500 5480 25 17 -7.2 -15.4 | 64 4 -3.9 -1.9 6 400 7040 25 17 -7.2 -15.4 | 64 4 -3.9 -1.9 7 300 8940 30 19 -9.5 -16.5 | 64 7 -6.2 -3.0 8 250 10090 40 19 -12.2 -14.6 | 83 9 -8.9 -1.1 9 223 10787 35 19 -10.9 -15.6 | 75 8 -7.6 -2.1 10 200 11450 40 19 -12.2 -14.6 | 83 9 -8.9 -1.1 11 150 13250 35 19 -10.9 -15.6 | 75 8 -7.6 -2.1 12 100 15810 25 11 -4.6 -10.0 | 159 4 -1.3 3.5 13 70 18050 355 7 0.6 -7.0 | 211 8 3.9 6.5 14 50 20170 255 5 4.8 1.3 | 209 17 8.1 14.8 15 30 23400 230 17 13.0 10.9 | 214 29 16.3 24.4 16 20 26020 225 25 17.7 17.7 | 214 38 21.0 31.2 17 10 30580 225 50 35.4 35.4 | 218 62 38.7 48.9 Wind Parameters Mean winds (0-6000m): 343.8 at 18.5 knts Storm direction: 13.8 at 13.9 knts Shear (0-3000m) pos: 3.3 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 123.5 deg Storm rel helicity (0-3000m) pos: 220.5 neg: 0.0 tot: 220.5 m^2/s^2 ave: 73.5 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 7.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 46.99 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 ------------------------------------------------------------------------------- 500 262 7 216 18| 13.9 0.0 13.9| 56.5 0.0 56.5 113.0 0.80| 14.4 11.6 1000 280 14 236 20| 11.3 0.0 11.3|130.1 0.0 130.1 130.1 0.87| 13.4 11.6 1500 290 17 248 21| 8.2 0.0 8.2|178.1 0.0 178.1 118.7 0.88| 11.7 10.3 2000 298 19 257 20| 5.7 0.0 5.7|200.8 0.0 200.8 100.4 0.83| 10.6 8.8 2500 306 19 263 19| 4.2 0.0 4.2|214.1 0.0 214.1 85.6 0.79| 9.9 7.8 3000 312 19 268 18| 3.3 0.0 3.3|220.5 0.0 220.5 73.5 0.77| 9.1 7.0 4000 324 19 278 15| 2.4 0.0 2.4|225.0 0.0 225.0 56.2 0.77| 7.3 5.6 5000 335 19 288 12| 1.8 0.0 1.8|228.8 0.0 228.8 45.8 0.78| 6.3 4.9 6000 344 19 297 10| 1.5 0.0 1.5|230.1 0.0 230.1 38.3 0.78| 5.3 4.2 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251018.12.gif