UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 11 DEC 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 1004 133 -32.9 -38.9 55 6.0 -33.1 0 0 240.0 240.0 239.7 240.3 0.13 1 1000 161 -29.3 -34.0 64 4.7 -29.6 350 1 243.9 243.9 243.6 244.4 0.22 2 998 175 -28.1 -32.9 63 4.8 -28.4 245.2 245.2 244.9 245.8 0.24 3 987 255 -24.3 -28.9 66 4.6 -24.7 249.8 249.8 249.3 250.8 0.36 4 925 724 -28.3 -32.6 67 4.3 -28.6 270 23 250.4 250.4 249.6 251.1 0.27 5 854 1291 -32.9 -36.9 67 4.0 -33.1 251.3 251.4 250.3 251.9 0.19 6 850 1324 -32.9 -36.9 67 4.0 -33.1 285 31 251.7 251.7 250.6 252.2 0.19 7 838 1424 -30.7 -34.5 69 3.8 -31.0 255.0 255.1 253.5 255.7 0.24 8 791 1835 -29.1 -32.4 73 3.3 -29.4 261.0 261.0 258.6 261.9 0.32 9 745 2261 -31.7 -34.7 75 3.0 -31.9 262.7 262.7 259.8 263.5 0.27 10 718 2521 -33.5 -36.7 73 3.2 -33.7 263.5 263.5 260.3 264.1 0.23 11 700 2699 -33.5 -36.8 72 3.3 -33.7 300 27 265.4 265.4 261.8 266.1 0.23 12 648 3239 -35.7 -39.6 67 3.9 -35.9 268.8 268.9 264.2 269.4 0.19 13 500 5000 -47.3 -54.3 45 7.0 -47.4 280 29 275.4 275.4 268.4 275.5 0.05 14 470 5405 -50.3 -57.3 43 7.0 -50.4 276.6 276.6 269.1 276.7 0.04 15 442 5803 -53.1 -60.1 42 7.0 -53.2 277.9 277.9 269.9 278.0 0.03 16 400 6440 -56.3 -63.3 41 7.0 -56.3 285 19 281.8 281.8 272.2 281.9 0.02 17 338 7497 -61.3 -68.3 39 7.0 -61.3 280 23 288.9 288.9 276.1 288.9 0.01 18 300 8240 -59.3 -66.3 40 7.0 -59.4 295 25 301.8 301.8 282.1 301.8 0.02 19 293 8387 -58.7 -64.7 46 6.0 -58.7 304.7 304.7 283.3 304.7 0.02 20 250 9380 -57.7 -64.7 40 7.0 -57.8 300 17 320.3 320.3 288.9 320.4 0.03 21 200 10790 -56.7 -64.7 36 8.0 -56.8 295 17 343.0 343.0 295.1 343.1 0.03 22 162 12124 -56.9 -65.9 31 9.0 -57.1 363.9 364.0 299.5 364.1 0.03 23 150 12610 -57.7 -66.7 31 9.0 -57.9 275 13 370.7 370.7 300.7 370.8 0.03 24 100 15150 -60.1 -71.1 22 11.0 -60.3 250 13 411.6 411.6 306.7 411.7 0.03 25 80 16532 -63.1 -74.1 21 11.0 -63.3 432.6 432.6 309.1 432.7 0.02 26 70 17360 -59.7 -71.7 20 12.0 -60.0 235 29 456.7 456.7 311.5 456.9 0.03 27 52 19207 -62.5 -74.5 18 12.0 -62.9 490.7 490.7 314.3 490.8 0.03 28 50 19450 -61.5 -74.5 16 13.0 -61.9 215 33 498.6 498.6 314.8 498.7 0.03 29 35 21708 -52.9 -67.9 15 15.0 -54.4 574.5 574.6 319.5 575.4 0.12 30 30 22700 -54.1 -70.1 12 16.0 -55.6 215 75 597.2 597.2 320.5 597.9 0.10 31 28 23144 -51.9 -68.9 11 17.0 -53.9 615.2 615.2 321.3 616.2 0.13 32 25 23873 -54.3 -71.3 11 17.0 -56.1 628.5 628.6 321.9 629.3 0.10 33 22 24703 -48.1 -67.1 9 19.0 -51.5 670.4 670.5 323.5 672.2 0.21 34 20 25340 -41.1 -62.1 9 21.0 -47.1 230 99 710.4 710.6 324.9 714.4 0.45 TRP 338 7497 -61.3 -68.3 39 7.0 -61.3 280 23 288.9 288.9 276.1 288.9 0.01 WND 18 220 116 Sounding variables and indices 1000-500 mb thick: 4839.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 64.52 % Est. max temperature: -21.52 C = -6.74 F Sfc-Lift cond lev (LCL): 905.60 mb = 874.51 m = 2869.09 ft T: -29.52 C 700-500 lapse rate: 6.00 C/km ThetaE index: 0.00 C Layer 1004.0- 1.0 mb Conv cond level (CCL): 860.66 mb = 1235.86 m = 4054.62 ft Mean mixing ratio: 0.29 g/kg Conv temperature: -21.62 C = -6.91 F Cap Strength: 16.49 C Lifted Index: 20.59 C Risk: None Lifted Index @300 mb: 36.48 C Lifted Index @700 mb: 13.82 C Showalter Index: 19.01 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 14.40 C Cross Totals Index: 10.40 C K Index: -25.80 Risk: None Sweat Index: 91.00 Risk: None Energy Index: 5.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.87 J/kg Max Up Vert Vel: 5.98 m/s Conv Inhibition (B-): 57186.89 J/kg Cap Strength: 20.44 C Lift Cond Lev (LCL): 886.22 mb = 1028.03 m = 3372.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 18 32307 220 116 74.6 88.9 1 1004 133 0 0 -0.0 -0.0 2 1000 161 350 1 0.2 -1.0 3 925 724 270 23 23.0 -0.0 4 850 1324 285 31 29.9 -8.0 5 700 2699 300 27 23.4 -13.5 6 500 5000 280 29 28.6 -5.0 7 400 6440 285 19 18.4 -4.9 8 338 7497 280 23 22.7 -4.0 9 300 8240 295 25 22.7 -10.6 10 250 9380 300 17 14.7 -8.5 11 200 10790 295 17 15.4 -7.2 12 150 12610 275 13 13.0 -1.1 13 100 15150 250 13 12.2 4.4 14 70 17360 235 29 23.8 16.6 15 50 19450 215 33 18.9 27.0 16 30 22700 215 75 43.0 61.4 17 20 25340 230 99 75.8 63.6 Wind Parameters Energy-Hel index: -1.12 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251211.00.gif