UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 18 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 1025 133 -30.7 -35.3 64 4.6 -30.9 270 3 240.7 240.8 240.6 241.2 0.18 1 1000 308 -30.9 -35.0 67 4.1 -31.1 270 5 242.2 242.3 242.0 242.8 0.20 2 979 458 -31.3 -35.5 66 4.2 -31.5 243.3 243.4 243.0 243.8 0.19 3 972 509 -29.7 -34.1 66 4.4 -30.0 245.4 245.5 245.0 246.0 0.22 4 953 650 -30.1 -34.3 67 4.2 -30.4 246.4 246.5 245.9 247.0 0.22 5 952 657 -27.9 -32.3 66 4.4 -28.2 248.7 248.8 248.2 249.5 0.27 6 950 673 -25.3 -29.6 67 4.3 -25.7 251.5 251.6 250.8 252.5 0.35 7 926 859 -22.7 -26.4 72 3.7 -23.1 256.0 256.1 254.9 257.3 0.48 8 925 867 -22.7 -26.3 72 3.6 -23.1 360 3 256.1 256.2 255.0 257.4 0.48 9 850 1488 -21.9 -24.8 77 2.9 -22.3 345 13 263.2 263.3 260.9 264.9 0.60 10 831 1654 -21.1 -24.1 77 3.0 -21.5 265.8 265.9 262.9 267.6 0.65 11 700 2905 -26.1 -29.4 74 3.3 -26.5 50 7 273.6 273.7 268.0 275.0 0.48 12 648 3461 -28.9 -32.4 72 3.5 -29.2 276.5 276.6 269.7 277.7 0.39 13 500 5260 -43.9 -48.2 62 4.3 -44.0 70 11 279.5 279.5 271.0 279.8 0.10 14 400 6710 -55.7 -59.7 61 4.0 -55.8 85 15 282.6 282.6 272.7 282.7 0.03 15 371 7187 -59.7 -63.9 58 4.2 -59.7 283.4 283.4 273.2 283.5 0.02 16 333 7862 -61.7 -65.7 59 4.0 -61.7 95 17 289.6 289.6 276.5 289.7 0.02 17 308 8346 -61.7 -65.8 58 4.1 -61.7 296.1 296.1 279.6 296.2 0.02 18 300 8510 -61.5 -65.5 59 4.0 -61.5 100 25 298.6 298.7 280.8 298.7 0.02 19 282 8894 -60.9 -64.8 60 3.9 -60.9 304.8 304.8 283.4 304.9 0.02 20 250 9650 -57.3 -61.6 58 4.3 -57.4 130 19 320.9 320.9 289.0 321.0 0.04 21 249 9675 -56.9 -61.2 58 4.3 -57.0 321.8 321.9 289.3 322.0 0.04 22 229 10202 -57.3 -61.8 56 4.5 -57.4 329.0 329.0 291.5 329.2 0.04 23 207 10835 -58.9 -63.7 54 4.8 -59.0 336.2 336.2 293.4 336.3 0.04 24 200 11050 -58.5 -63.5 52 5.0 -58.6 140 23 340.1 340.1 294.4 340.3 0.04 25 150 12870 -56.7 -63.7 41 7.0 -56.9 145 31 372.4 372.4 301.0 372.6 0.05 26 100 15440 -54.7 -64.7 28 10.0 -55.1 170 35 422.0 422.1 308.0 422.4 0.06 27 72 17540 -53.7 -67.7 16 14.0 -54.4 465.7 465.8 312.3 466.1 0.06 28 70 17720 -54.1 -68.1 16 14.0 -54.8 180 54 468.6 468.7 312.5 469.0 0.06 29 60 18706 -55.1 -71.1 12 16.0 -55.9 487.5 487.5 314.1 487.8 0.04 30 51 19735 -58.5 -74.5 11 16.0 -59.1 502.8 502.8 315.2 503.0 0.03 31 50 19860 -57.7 -74.7 10 17.0 -58.4 180 69 507.5 507.5 315.5 507.7 0.03 32 47 20253 -54.7 -72.7 9 18.0 -55.7 523.8 523.8 316.5 524.0 0.04 33 41 21119 -58.7 -76.7 8 18.0 -59.5 534.7 534.7 317.2 534.8 0.03 34 30 23090 -56.9 -76.9 6 20.0 -58.1 185 89 589.5 589.5 320.2 589.8 0.04 35 29 23305 -56.7 -76.7 6 20.0 -58.0 595.8 595.8 320.5 596.1 0.04 36 26 23993 -58.7 -78.7 6 20.0 -59.9 609.0 609.0 321.0 609.3 0.03 37 23 24767 -55.7 -76.7 6 21.0 -57.5 639.6 639.6 322.3 640.0 0.05 38 20 25650 -58.9 -79.9 5 21.0 -60.3 190 101 655.9 655.9 322.9 656.1 0.03 39 19 25973 -59.1 -80.1 5 21.0 -60.6 665.0 665.0 323.3 665.2 0.03 40 16 27083 -47.9 -70.9 5 23.0 -52.4 735.0 735.1 325.6 736.5 0.17 41 13 28441 -53.3 -76.3 4 23.0 -56.7 761.3 761.3 326.3 762.1 0.09 42 10 30140 -51.9 -75.9 4 24.0 -56.5 190 108 825.8 825.9 327.9 827.1 0.13 43 8.5 31197 -50.3 -75.3 4 25.0 -56.0 871.4 871.4 328.9 873.1 0.16 TRP 333 7862 -61.7 -65.7 59 4.0 -61.7 95 17 289.6 289.6 276.5 289.7 0.02 WND 8.0 195 110 Sounding variables and indices 1000-500 mb thick: 4952.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 70.82 % Est. max temperature: -10.56 C = 13.00 F Sfc-Lift cond lev (LCL): 947.83 mb = 689.14 m = 2260.94 ft T: -25.07 C 700-500 lapse rate: 7.56 C/km ThetaE index: 0.00 C Layer 1025.0- 0.0 mb Conv cond level (CCL): 552.75 mb = 4563.98 m = 14973.49 ft Mean mixing ratio: 0.26 g/kg Conv temperature: 7.31 C = 45.16 F Cap Strength: 26.19 C Lifted Index: 26.69 C Risk: None Lifted Index @300 mb: 36.62 C Lifted Index @700 mb: 24.15 C Showalter Index: 12.10 C Risk: None Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 19.10 C K Index: -6.10 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 60.85 J/kg Max Up Vert Vel: 11.03 m/s Conv Inhibition (B-): 73647.30 J/kg Cap Strength: 26.72 C Lift Cond Lev (LCL): 915.69 mb = 941.27 m = 3088.13 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 8 38961 195 110 28.5 106.3 1 1025 133 270 3 3.0 -0.0 2 1000 308 270 5 5.0 -0.0 3 925 867 360 3 -0.0 -3.0 4 850 1488 345 13 3.4 -12.6 5 700 2905 50 7 -5.4 -4.5 6 500 5260 70 11 -10.3 -3.8 7 400 6710 85 15 -14.9 -1.3 8 333 7862 95 17 -16.9 1.5 9 300 8510 100 25 -24.6 4.3 10 250 9650 130 19 -14.6 12.2 11 200 11050 140 23 -14.8 17.6 12 150 12870 145 31 -17.8 25.4 13 100 15440 170 35 -6.1 34.5 14 70 17720 180 54 0.0 54.0 15 50 19860 180 69 0.0 69.0 16 30 23090 185 89 7.8 88.7 17 20 25650 190 101 17.5 99.5 18 10 30140 190 108 18.8 106.4 Wind Parameters Energy-Hel index: -3.80 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.20260118.00.gif