UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010612.upa.cvt Date: 1200Z 6 JAN 26 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 6 JAN 26 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 1010 139 -32.1 -39.1 50 7.0 -32.4 285 1 240.4 240.4 240.1 240.7 0.13 1 1009 146 -28.9 -33.2 66 4.3 -29.2 284 1 243.6 243.7 243.4 244.2 0.23 2 1003 189 -27.3 -31.6 67 4.3 -27.6 275 2 245.6 245.7 245.3 246.4 0.27 3 1000 210 -27.3 -31.5 67 4.2 -27.6 270 3 245.9 245.9 245.5 246.6 0.27 4 945 616 -29.1 -32.9 70 3.8 -29.3 292 18 248.0 248.1 247.5 248.7 0.25 5 925 770 -26.1 -29.7 72 3.6 -26.4 300 23 252.6 252.7 251.8 253.6 0.35 6 918 825 -25.7 -29.2 72 3.5 -26.0 300 23 253.6 253.6 252.6 254.6 0.37 7 850 1380 -28.1 -31.4 73 3.3 -28.4 295 23 256.7 256.8 255.2 257.6 0.33 8 700 2760 -32.9 -35.4 78 2.5 -33.1 320 31 266.1 266.1 262.4 266.9 0.27 9 690 2861 -33.3 -35.9 77 2.6 -33.5 320 31 266.7 266.7 262.8 267.5 0.26 10 500 5060 -45.9 -49.4 68 3.5 -46.0 330 33 277.1 277.1 269.5 277.4 0.08 11 415 6283 -53.3 -57.3 62 4.0 -53.4 334 37 282.7 282.7 272.8 282.9 0.04 12 400 6520 -54.1 -58.2 61 4.1 -54.2 335 38 284.7 284.7 273.9 284.8 0.04 13 370 7018 -56.1 -60.0 61 3.9 -56.2 335 38 288.4 288.4 275.9 288.6 0.03 14 329 7763 -56.7 -60.9 59 4.2 -56.8 332 35 297.5 297.5 280.3 297.6 0.03 15 300 8350 -55.1 -59.5 58 4.4 -55.2 330 33 307.7 307.7 284.5 307.8 0.04 16 286 8655 -53.5 -58.3 56 4.8 -53.6 329 31 314.2 314.2 286.9 314.4 0.05 17 268 9073 -52.5 -57.5 55 5.0 -52.6 327 28 321.6 321.6 289.3 321.8 0.06 18 250 9520 -53.9 -58.9 54 5.0 -54.0 325 25 325.9 325.9 290.6 326.2 0.05 19 200 10960 -51.9 -58.9 43 7.0 -52.1 320 23 350.6 350.6 296.8 350.9 0.07 20 150 12830 -50.3 -61.3 26 11.0 -50.8 300 19 383.4 383.4 302.8 383.7 0.07 21 142 13187 -50.9 -62.9 23 12.0 -51.4 295 20 388.4 388.4 303.6 388.7 0.06 22 137 13421 -47.7 -59.7 24 12.0 -48.4 292 21 398.1 398.1 305.0 398.5 0.09 23 112 14763 -43.1 -60.1 14 17.0 -44.5 275 25 430.3 430.3 308.9 430.8 0.10 24 100 15520 -46.3 -64.3 11 18.0 -47.5 265 27 438.3 438.3 309.7 438.6 0.07 25 92 16073 -47.1 -67.1 8 20.0 -48.3 263 31 447.3 447.3 310.6 447.5 0.05 26 89 16293 -45.5 -65.5 9 20.0 -47.0 262 32 454.7 454.7 311.3 455.1 0.06 27 78 17179 -42.1 -64.1 7 22.0 -44.4 258 37 479.3 479.3 313.4 479.8 0.09 28 70 17910 -42.7 -66.7 5 24.0 -45.1 255 42 493.0 493.1 314.5 493.5 0.07 29 63 18621 -42.5 -67.5 5 25.0 -45.2 252 42 508.6 508.6 315.6 509.0 0.07 30 59 19068 -37.9 -64.9 4 27.0 -41.9 250 42 528.5 528.6 316.9 529.2 0.11 31 53 19802 -40.7 -67.7 4 27.0 -44.3 247 42 538.5 538.5 317.5 539.0 0.08 32 50 20200 -39.1 -67.1 4 28.0 -43.3 245 42 551.3 551.4 318.2 552.0 0.09 33 44 21078 -38.1 -66.1 4 28.0 -43.0 246 44 574.3 574.3 319.4 575.2 0.12 34 37 22251 -45.9 -71.9 4 26.0 -49.0 248 46 583.4 583.5 319.9 583.9 0.06 35 30 23650 -44.9 -70.9 4 26.0 -48.7 250 48 622.2 622.3 321.6 622.9 0.09 36 26 24604 -44.9 -70.9 4 26.0 -49.1 255 52 648.2 648.3 322.6 649.1 0.10 37 20 26340 -48.7 -73.7 4 25.0 -52.4 265 60 687.1 687.1 324.0 687.9 0.09 38 14 28663 -52.9 -76.9 4 24.0 -56.3 746.7 746.7 325.8 747.4 0.08 TRP 370 7018 -56.1 -60.0 61 3.9 -56.2 335 38 288.4 288.4 275.9 288.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 4850.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 73.07 % Est. max temperature: -16.19 C = 2.86 F Sfc-Lift cond lev (LCL): 895.61 mb = 1003.10 m = 3290.97 ft T: -26.47 C 700-500 lapse rate: 5.65 C/km ThetaE index: 0.00 C Layer 1010.0- -0.0 mb Conv cond level (CCL): 654.00 mb = 3226.76 m = 10586.34 ft Mean mixing ratio: 0.29 g/kg Conv temperature: -3.93 C = 24.93 F Cap Strength: 15.90 C Lifted Index: 22.87 C Risk: None Lifted Index @300 mb: 41.44 C Lifted Index @700 mb: 15.36 C Showalter Index: 16.01 C Risk: None Total Totals Index: 32.30 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 14.50 C K Index: -16.10 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 4.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.98 J/kg Max Up Vert Vel: 8.36 m/s Conv Inhibition (B-): 74783.06 J/kg Cap Strength: 22.49 C Lift Cond Lev (LCL): 899.43 mb = 972.40 m = 3190.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 350 at 21 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 1010 139 285 1 1.0 -0.3 | 173 21 -2.7 20.8 1 1000 210 270 3 3.0 -0.0 | 178 21 -0.7 21.0 2 925 770 300 23 19.9 -11.5 | 240 19 16.2 9.5 3 850 1380 295 23 20.8 -9.7 | 237 21 17.2 11.3 4 700 2760 320 31 19.9 -23.7 | 280 16 16.2 -2.7 5 500 5060 330 33 16.5 -28.6 | 301 15 12.8 -7.6 6 400 6520 335 38 16.1 -34.4 | 317 18 12.4 -13.4 7 370 7018 335 38 16.1 -34.4 | 317 18 12.4 -13.4 8 300 8350 330 33 16.5 -28.6 | 301 15 12.8 -7.6 9 250 9520 325 25 14.3 -20.5 | 267 11 10.7 0.5 10 200 10960 320 23 14.8 -17.6 | 253 12 11.1 3.4 11 150 12830 300 19 16.5 -9.5 | 228 17 12.8 11.5 12 100 15520 265 27 26.9 2.4 | 225 33 23.2 23.4 13 70 17910 255 42 40.6 10.9 | 229 49 36.9 31.9 14 50 20200 245 42 38.1 17.7 | 222 52 34.4 38.8 15 30 23650 250 48 45.1 16.4 | 228 56 41.4 37.4 16 20 26340 265 60 59.8 5.2 | 245 62 56.1 26.3 Wind Parameters Mean winds (0-6000m): 320.0 at 28.5 knts Storm direction: 350.0 at 21.3 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 110.2 deg Storm rel helicity (0-3000m) pos: 190.5 neg: -4.4 tot: 186.2 m^2/s^2 ave: 62.1 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 6.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.60 Bulk Shear: 57.94 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 ------------------------------------------------------------------------------- 500 289 9 196 19| 17.8 0.0 17.8| 95.1 0.0 95.1 190.2 0.99| 18.6 18.4 1000 297 16 217 17| 11.3 0.0 11.3|121.1 -2.6 118.5 118.5 0.93| 12.5 11.6 1500 297 18 225 18| 8.1 0.0 8.1|133.0 -4.4 128.6 85.8 0.90| 9.4 8.4 2000 300 20 232 18| 6.8 0.0 6.8|156.8 -4.4 152.4 76.2 0.91| 8.3 7.5 2500 304 22 239 17| 6.1 0.0 6.1|180.8 -4.4 176.4 70.6 0.92| 7.8 7.1 3000 307 23 246 16| 5.2 0.0 5.2|190.5 -4.4 186.2 62.1 0.92| 6.9 6.3 4000 313 26 256 16| 4.0 0.0 4.0|200.8 -4.4 196.4 49.1 0.92| 5.5 5.0 5000 317 27 265 15| 3.4 0.0 3.4|211.2 -4.4 206.9 41.4 0.92| 4.7 4.3 6000 320 28 273 15| 3.1 0.0 3.1|225.4 -4.4 221.0 36.8 0.92| 4.2 3.9 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20260106.12.gif