UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 18 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 44 SFC 989 135 6.2 -4.8 45 11.0 1.8 0 0 280.2 280.7 275.6 287.9 2.70 2 987 151 9.6 -3.4 40 13.0 4.1 355 0 283.8 284.3 277.9 292.4 3.01 3 949 476 8.0 -12.0 23 20.0 1.0 252 8 285.4 285.7 276.7 290.1 1.60 4 946 502 7.8 -12.2 23 20.0 0.8 244 9 285.4 285.7 276.7 290.1 1.58 5 925 687 6.0 -13.0 24 19.0 -0.4 185 13 285.4 285.7 276.6 290.0 1.52 6 850 1371 0.0 -16.0 29 16.0 -4.8 200 13 286.1 286.4 276.7 290.0 1.29 7 816 1696 -2.9 -16.9 33 14.0 -6.9 205 12 286.4 286.6 276.7 290.2 1.25 8 784 2012 -3.3 -21.3 23 18.0 -7.9 210 11 289.3 289.5 277.7 292.1 0.89 9 763 2226 -3.9 -18.9 30 15.0 -8.0 214 11 290.9 291.1 278.8 294.4 1.12 10 700 2898 -9.7 -18.7 48 9.0 -12.1 225 9 291.7 292.0 279.4 295.6 1.25 11 697 2931 -10.1 -18.1 52 8.0 -12.2 225 9 291.7 291.9 279.4 295.7 1.32 12 692 2987 -10.3 -18.3 52 8.0 -12.4 226 9 292.0 292.3 279.6 296.1 1.31 13 645 3525 -12.5 -21.5 47 9.0 -14.6 229 10 295.5 295.7 280.8 298.8 1.06 14 535 4925 -22.3 -33.3 36 11.0 -23.9 237 12 300.0 300.1 282.0 301.4 0.43 15 501 5405 -24.3 -38.3 26 14.0 -25.9 240 13 303.2 303.3 283.1 304.2 0.28 16 500 5420 -24.5 -38.5 26 14.0 -26.1 240 13 303.2 303.2 283.0 304.1 0.27 17 494 5508 -25.3 -39.3 26 14.0 -26.9 241 13 303.2 303.3 283.1 304.1 0.26 18 400 7000 -37.3 -46.3 39 9.0 -37.8 255 11 306.5 306.5 284.2 307.1 0.15 19 359 7737 -43.1 -52.1 37 9.0 -43.5 259 9 308.4 308.4 284.8 308.7 0.09 20 300 8920 -52.5 -61.5 33 9.0 -52.7 265 7 311.3 311.4 285.8 311.5 0.03 21 288 9183 -54.7 -63.7 32 9.0 -54.8 259 8 311.9 311.9 286.0 312.0 0.03 22 250 10080 -60.3 -69.3 30 9.0 -60.4 240 11 316.4 316.4 287.6 316.5 0.01 23 244 10230 -61.1 -70.1 29 9.0 -61.2 255 13 317.4 317.4 287.9 317.5 0.01 24 237 10411 -58.9 -67.9 30 9.0 -59.0 256 14 323.4 323.4 289.8 323.5 0.02 25 200 11480 -55.1 -64.1 32 9.0 -55.3 260 19 345.5 345.5 295.7 345.7 0.03 26 180 12155 -52.1 -62.1 29 10.0 -52.4 256 18 361.0 361.0 299.0 361.2 0.05 27 150 13330 -52.9 -64.9 22 12.0 -53.2 250 17 378.9 378.9 302.1 379.1 0.04 28 100 15960 -53.7 -70.7 11 17.0 -54.2 230 15 424.0 424.0 308.2 424.1 0.03 29 95 16288 -54.9 -72.9 9 18.0 -55.4 237 15 427.9 427.9 308.6 428.0 0.02 30 82 17233 -52.5 -71.5 8 19.0 -53.3 258 16 451.2 451.2 311.0 451.4 0.03 31 76 17721 -55.1 -74.1 8 19.0 -55.8 268 17 455.7 455.7 311.4 455.8 0.02 32 71 18158 -52.3 -72.3 7 20.0 -53.2 278 17 470.6 470.6 312.7 470.8 0.03 33 70 18250 -52.5 -72.5 7 20.0 -53.4 280 17 472.1 472.1 312.8 472.2 0.03 34 57 19572 -54.3 -75.3 6 21.0 -55.2 253 13 496.6 496.6 314.7 496.7 0.02 35 53 20042 -51.1 -73.1 6 22.0 -52.5 243 12 514.4 514.4 315.9 514.6 0.04 36 50 20420 -51.7 -73.7 5 22.0 -53.1 235 11 521.6 521.7 316.4 521.9 0.04 37 36 22536 -53.9 -77.9 4 24.0 -55.4 245 10 567.3 567.3 319.0 567.5 0.03 38 30 23710 -52.1 -77.1 3 25.0 -54.2 250 9 602.6 602.6 320.7 602.9 0.04 39 25 24893 -51.5 -76.5 3 25.0 -54.0 295 7 636.6 636.6 322.2 636.9 0.05 40 20 26340 -52.5 -77.5 3 25.0 -55.2 350 5 675.5 675.5 323.6 675.9 0.05 41 18 27020 -53.1 -77.1 4 24.0 -55.9 694.2 694.3 324.3 694.7 0.06 42 12 29657 -49.1 -74.1 4 25.0 -54.2 793.8 793.8 327.1 795.1 0.14 TRP 244 10230 -61.1 -70.1 29 9.0 -61.2 255 13 317.4 317.4 287.9 317.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5376.00 m Freezing level: 850.00 mb = 1371.00 m = 4497.98 ft Wetbulb zero: 932.31 mb = 622.26 m = 2041.51 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 36.00 % Est. max temperature: 12.19 C = 53.94 F Sfc-Lift cond lev (LCL): 834.58 mb = 1516.56 m = 4975.54 ft T: -1.30 C 700-500 lapse rate: 5.87 C/km ThetaE index: 2.45 C Layer 949.0- 850.0 mb Conv cond level (CCL): 603.43 mb = 4024.14 m = 13202.41 ft Mean mixing ratio: 1.82 g/kg Conv temperature: 23.04 C = 73.47 F Cap Strength: 11.42 C Lifted Index: 11.34 C Risk: None Lifted Index @300 mb: 14.80 C Lifted Index @700 mb: 5.57 C Showalter Index: 11.69 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 8.50 C K Index: -0.50 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 2.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.80 J/kg Max Up Vert Vel: 3.95 m/s Conv Inhibition (B-): 59657.31 J/kg Cap Strength: 11.07 C Lift Cond Lev (LCL): 716.82 mb = 2712.92 m = 8900.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 252 at 8 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 ---------------------------------------------------------- 0 989 135 0 0 -0.0 -0.0 | 72 8 -7.8 -2.6 1 925 687 185 13 1.1 13.0 | 147 12 -6.7 10.4 2 850 1371 200 13 4.4 12.2 | 161 10 -3.4 9.6 3 700 2898 225 9 6.4 6.4 | 159 4 -1.5 3.8 4 500 5420 240 13 11.3 6.5 | 221 5 3.4 3.9 5 400 7000 255 11 10.6 2.8 | 265 3 2.8 0.3 6 300 8920 265 7 7.0 0.6 | 24 2 -0.9 -2.0 7 250 10080 240 11 9.5 5.5 | 210 3 1.7 2.9 8 244 10230 255 13 12.6 3.4 | 261 5 4.7 0.8 9 200 11480 260 19 18.7 3.3 | 266 11 10.9 0.7 10 150 13330 250 17 16.0 5.8 | 248 9 8.1 3.2 11 100 15960 230 15 11.5 9.6 | 207 8 3.6 7.0 12 70 18250 280 17 16.7 -3.0 | 302 10 8.9 -5.5 13 50 20420 235 11 9.0 6.3 | 197 4 1.2 3.7 14 30 23710 250 9 8.5 3.1 | 231 1 0.6 0.5 15 20 26340 350 5 0.9 -4.9 | 43 10 -7.0 -7.5 Wind Parameters Mean winds (0-6000m): 221.7 at 11.0 knts Storm direction: 251.7 at 8.3 knts Shear (0-3000m) pos: 1.2 neg: 2.2 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 93.0 deg Storm rel helicity (0-3000m) pos: 9.7 neg: -17.0 tot: -7.3 m^2/s^2 ave: -2.4 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.08 Bulk Shear: 7.23 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 ------------------------------------------------------------------------------- 500 183 6 113 8| 0.0 12.1 12.1| 0.8 -11.9 -11.0 -22.1 -0.02| 23.2 -0.5 1000 188 9 136 9| 0.0 6.7 6.7| 5.6 -16.5 -11.0 -11.0 -0.02| 14.5 -0.3 1500 193 11 144 9| 0.8 4.5 5.2| 8.8 -16.5 -7.7 -5.2 0.02| 10.4 0.2 2000 197 11 149 9| 1.1 3.3 4.4| 9.3 -16.5 -7.2 -3.6 0.02| 8.4 0.2 2500 200 11 151 9| 1.2 2.7 3.9| 9.3 -16.8 -7.5 -3.0 0.02| 7.1 0.1 3000 203 11 152 8| 1.2 2.2 3.4| 9.7 -17.0 -7.3 -2.4 0.02| 6.2 0.1 4000 210 10 158 7| 1.0 1.7 2.7| 11.8 -17.0 -5.3 -1.3 0.07| 4.9 0.3 5000 216 11 166 6| 1.0 1.3 2.3| 14.0 -17.0 -3.1 -0.6 0.11| 4.1 0.5 6000 222 11 175 6| 0.9 1.1 2.1| 16.1 -17.0 -1.0 -0.2 0.15| 3.6 0.5 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250418.12.gif