UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 20 APR 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 ------------------------------------------------------------------------------- 0 1000 -2 SFC 983 135 0.4 -7.6 55 8.0 -2.3 290 1 274.9 275.3 271.7 281.0 2.19 2 981 152 -0.7 -8.7 55 8.0 -3.3 288 1 273.9 274.3 270.9 279.6 2.02 3 970 242 1.0 -7.0 55 8.0 -1.8 279 1 276.5 276.9 272.9 283.1 2.33 4 966 275 3.0 -6.0 52 9.0 -0.4 276 2 278.9 279.3 274.6 286.0 2.52 5 925 628 5.6 -8.4 36 14.0 0.4 240 3 285.0 285.4 277.4 291.4 2.19 6 924 637 5.6 -8.4 36 14.0 0.4 239 3 285.1 285.5 277.4 291.5 2.19 7 891 933 5.4 -12.6 26 18.0 -0.8 189 6 287.9 288.2 278.0 292.8 1.63 8 877 1062 4.6 -18.4 17 23.0 -2.3 168 7 288.4 288.6 277.4 291.5 1.02 9 850 1316 3.0 -18.0 20 21.0 -3.3 125 9 289.3 289.5 278.0 292.6 1.09 10 766 2148 -2.9 -15.9 36 13.0 -6.8 114 7 291.7 291.9 279.6 296.1 1.44 11 700 2856 -7.1 -25.1 22 18.0 -11.2 105 5 294.6 294.7 280.0 296.9 0.71 12 533 4914 -21.5 -41.5 15 20.0 -23.8 141 8 301.3 301.3 282.1 301.9 0.19 13 500 5380 -25.3 -48.3 10 23.0 -27.2 150 9 302.2 302.2 282.4 302.5 0.10 14 499 5395 -25.5 -48.5 10 23.0 -27.4 150 9 302.1 302.1 282.4 302.5 0.09 15 400 6960 -37.3 -54.3 15 17.0 -38.1 180 19 306.5 306.5 284.1 306.7 0.06 16 300 8880 -52.5 -64.5 22 12.0 -52.7 200 27 311.3 311.4 285.8 311.4 0.02 17 275 9437 -56.5 -67.5 24 11.0 -56.6 313.4 313.4 286.5 313.5 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5382.00 m Freezing level: 982.27 mb = 141.38 m = 463.83 ft Freezing level: 976.47 mb = 188.93 m = 619.86 ft Freezing level: 807.29 mb = 1739.29 m = 5706.26 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 24.04 % Est. max temperature: 15.19 C = 59.34 F Sfc-Lift cond lev (LCL): 867.33 mb = 1152.35 m = 3780.64 ft T: 4.03 C 700-500 lapse rate: 7.21 C/km ThetaE index: 1.44 C Layer 981.0- 970.0 mb Conv cond level (CCL): 613.81 mb = 3848.18 m = 12625.12 ft Mean mixing ratio: 2.10 g/kg Conv temperature: 23.32 C = 73.97 F Cap Strength: 11.35 C Lifted Index: 11.59 C Risk: None Lifted Index @300 mb: 15.80 C Lifted Index @700 mb: 9.11 C Showalter Index: 8.96 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 28.30 C Cross Totals Index: 7.30 C K Index: -7.70 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 2.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.65 J/kg Max Up Vert Vel: 9.96 m/s Conv Inhibition (B-): 3871.34 J/kg Cap Strength: 11.57 C Lift Cond Lev (LCL): 760.80 mb = 2201.93 m = 7224.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 167 at 5 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 ---------------------------------------------------------- 0 983 135 290 1 0.9 -0.3 | 339 6 2.1 -5.5 1 925 628 240 3 2.6 1.5 | 314 5 3.8 -3.7 2 850 1316 125 9 -7.4 5.2 | 90 6 -6.2 -0.0 3 700 2856 105 5 -4.8 1.3 | 43 5 -3.7 -3.9 4 500 5380 150 9 -4.5 7.8 | 128 4 -3.3 2.6 5 400 6960 180 19 0.0 19.0 | 185 14 1.2 13.8 6 300 8880 200 27 9.2 25.4 | 207 23 10.4 20.2 Wind Parameters Mean winds (0-6000m): 137.3 at 7.1 knts Storm direction: 167.3 at 5.3 knts Shear (0-3000m) pos: 0.0 neg: 1.1 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 70.9 deg Storm rel helicity (0-3000m) pos: 0.8 neg: -18.4 tot: -17.7 m^2/s^2 ave: -5.9 10^-3 m/s^2 rel: -0.78 Storm rel vorticity (0-3000m) horiz: 3.7 stream: -2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.71 Bulk Shear: 8.70 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 ------------------------------------------------------------------------------- 500 252 2 326 5| 0.0 2.6 2.6| 0.0 -3.9 -3.9 -7.9 -0.93| 2.8 -2.7 1000 198 4 307 3| 0.0 4.2 4.2| 0.0 -8.6 -8.6 -8.6 -0.84| 6.1 -5.2 1500 144 5 63 2| 0.0 3.1 3.1| 0.0 -13.2 -13.2 -8.8 -0.79| 6.0 -4.8 2000 133 6 68 3| 0.0 2.0 2.0| 0.0 -15.5 -15.5 -7.8 -0.80| 4.9 -4.0 2500 128 6 66 4| 0.0 1.4 1.4| 0.0 -17.6 -17.6 -7.1 -0.82| 4.2 -3.5 3000 125 6 63 4| 0.0 1.1 1.2| 0.8 -18.4 -17.7 -5.9 -0.78| 3.7 -2.9 4000 123 6 63 4| 0.3 0.8 1.2| 3.8 -18.4 -14.6 -3.7 -0.60| 3.1 -1.9 5000 129 6 72 4| 0.6 0.7 1.2| 7.1 -18.4 -11.4 -2.3 -0.43| 2.8 -1.2 6000 137 7 90 4| 1.0 0.6 1.6| 13.9 -18.4 -4.6 -0.8 -0.22| 2.9 -0.6 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250420.00.gif