UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for U7713... Searching the city database file for: U7713 ... Date:0000Z 18 OCT 25 Station: U7713 WMO ident: 27713 ------------------------------------------------------------------------------- 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 122 10 1 SFC 992 188 5.4 3.6 88 1.8 4.5 10 1 279.2 280.0 278.1 292.9 4.99 2 954 505 2.8 1.3 90 1.5 2.1 21 4 279.7 280.4 277.6 291.9 4.40 3 925 755 2.8 1.7 92 1.1 2.3 30 7 282.2 283.0 279.1 295.2 4.67 4 886 1103 1.6 0.5 92 1.1 1.1 319 9 284.4 285.2 280.0 297.0 4.47 5 850 1437 0.0 -1.4 90 1.4 -0.6 250 11 286.1 286.9 280.3 297.7 4.06 6 798 1939 -3.7 -4.9 91 1.2 -4.2 255 15 287.4 288.0 280.0 297.0 3.33 7 738 2553 -6.7 -8.0 90 1.3 -7.2 261 20 290.6 291.1 280.9 299.0 2.83 8 717 2779 -7.3 -8.5 91 1.2 -7.7 263 22 292.4 292.9 281.6 300.7 2.80 9 702 2943 -9.3 -10.3 92 1.0 -9.6 265 23 291.9 292.4 281.0 299.4 2.48 10 700 2965 -9.3 -10.3 92 1.0 -9.6 265 23 292.2 292.6 281.1 299.6 2.49 11 605 4077 -17.5 -18.4 93 0.9 -17.7 272 30 295.2 295.4 281.2 299.7 1.48 12 583 4355 -18.3 -19.1 93 0.8 -18.5 273 32 297.4 297.6 282.1 301.9 1.45 13 504 5432 -23.9 -27.8 70 3.9 -24.6 280 40 303.2 303.4 283.7 305.8 0.77 14 500 5490 -24.7 -29.5 64 4.8 -25.5 280 40 302.9 303.0 283.4 305.1 0.66 15 462 6058 -28.5 -36.5 46 8.0 -29.4 280 44 305.1 305.2 284.0 306.4 0.36 16 400 7070 -36.3 -42.3 54 6.0 -36.8 280 52 307.8 307.9 284.8 308.6 0.23 17 300 9000 -52.7 -58.7 48 6.0 -52.8 275 58 311.1 311.1 285.8 311.2 0.05 18 289 9239 -53.6 -59.2 51 5.5 -53.8 275 60 313.1 313.1 286.5 313.2 0.05 19 277 9509 -54.7 -59.7 54 5.0 -54.8 275 58 315.4 315.4 287.3 315.5 0.04 20 250 10160 -55.3 -60.3 54 5.0 -55.4 270 54 323.9 323.9 290.0 324.0 0.05 21 246 10263 -55.7 -60.7 54 5.0 -55.8 269 53 324.8 324.8 290.2 324.9 0.04 22 200 11590 -52.9 -58.9 48 6.0 -53.1 260 46 349.0 349.0 296.5 349.3 0.07 23 187 12025 -52.3 -58.3 48 6.0 -52.5 264 45 356.7 356.8 298.1 357.1 0.08 24 150 13450 -53.3 -60.3 42 7.0 -53.5 275 40 378.2 378.3 302.0 378.6 0.08 25 100 16000 -55.7 -64.7 32 9.0 -56.1 270 29 420.1 420.1 307.7 420.4 0.06 26 77 17673 -58.7 -67.7 30 9.0 -59.0 263 22 446.5 446.5 310.6 446.8 0.05 27 70 18280 -57.3 -67.3 27 10.0 -57.7 260 19 461.8 461.8 312.0 462.2 0.06 28 50 20390 -59.9 285 19 502.3 29 46 20910 -60.7 283 19 512.5 30 38 22109 -57.7 280 20 548.9 31 30 23590 -61.1 275 21 578.1 32 27 24245 -61.3 279 19 595.2 33 20 26120 -59.1 290 15 655.3 34 10 30500 -54.7 275 29 815.4 35 9.7 30695 -54.3 824.0 TRP 277 9509 -54.7 -59.7 54 5.0 -54.8 275 58 315.4 315.4 287.3 315.5 0.04 WND 289 9239 -53.6 -59.2 51 5.5 -53.8 275 60 313.1 313.1 286.5 313.2 0.05 Sounding variables and indices 1000-500 mb thick: 5368.00 m Freezing level: 850.00 mb = 1437.00 m = 4714.51 ft Wetbulb zero: 863.24 mb = 1312.70 m = 4306.71 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 89.20 % Est. max temperature: 12.53 C = 54.56 F Sfc-Lift cond lev (LCL): 964.87 mb = 413.07 m = 1355.20 ft T: 3.55 C 700-500 lapse rate: 6.10 C/km ThetaE index: 1.36 C Layer 702.0- 700.0 mb Conv cond level (CCL): 861.53 mb = 1328.60 m = 4358.89 ft Mean mixing ratio: 4.61 g/kg Conv temperature: 11.78 C = 53.21 F Cap Strength: 8.89 C Lifted Index: 8.62 C Risk: None Lifted Index @300 mb: 12.20 C Lifted Index @700 mb: 3.75 C Showalter Index: 5.87 C Risk: None Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 23.30 C K Index: 22.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 62.00 Risk: None Energy Index: 1.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.65 J/kg Max Up Vert Vel: 6.43 m/s Conv Inhibition (B-): 65398.32 J/kg Cap Strength: 8.70 C Lift Cond Lev (LCL): 921.00 mb = 790.07 m = 2592.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 18 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 ---------------------------------------------------------- 0 992 188 10 1 -0.2 -1.0 | 121 18 -15.2 9.2 1 925 755 30 7 -3.5 -6.1 | 103 19 -18.6 4.2 2 850 1437 250 11 10.3 3.8 | 161 15 -4.7 14.0 3 700 2965 265 23 22.9 2.0 | 213 15 7.8 12.2 4 500 5490 280 40 39.4 -6.9 | 262 25 24.3 3.3 5 400 7070 280 52 51.2 -9.0 | 268 36 36.1 1.2 6 300 9000 275 58 57.8 -5.1 | 263 43 42.7 5.2 7 289 9239 275 60 59.8 -5.2 | 264 45 44.7 5.0 8 277 9509 275 58 57.8 -5.1 | 263 43 42.7 5.2 9 250 10160 270 54 54.0 -0.0 | 255 40 38.9 10.2 10 200 11590 260 46 45.3 8.0 | 239 35 30.2 18.2 11 150 13450 275 40 39.8 -3.5 | 255 26 24.8 6.7 12 100 16000 270 29 29.0 -0.0 | 234 17 13.9 10.2 13 70 18280 260 19 18.7 3.3 | 195 14 3.6 13.5 14 50 20390 285 19 18.4 -4.9 | 212 6 3.3 5.3 15 30 23590 275 21 20.9 -1.8 | 215 10 5.9 8.4 16 20 26120 290 15 14.1 -5.1 | 169 5 -1.0 5.1 17 10 30500 275 29 28.9 -2.5 | 241 16 13.8 7.7 Wind Parameters Mean winds (0-6000m): 274.2 at 24.3 knts Storm direction: 304.2 at 18.2 knts Shear (0-3000m) pos: 2.0 neg: 3.1 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 97.2 deg Storm rel helicity (0-3000m) pos: 83.1 neg: -32.4 tot: 50.7 m^2/s^2 ave: 16.9 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.23 Bulk Shear: 88.89 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 27 4 113 18| 5.5 0.0 5.5| 0.0 -24.5 -24.5 -48.9 -0.96| 5.6 -5.3 1000 1 6 106 16| 2.7 5.7 8.5| 13.5 -32.4 -19.0 -19.0 -0.10| 9.6 -1.0 1500 295 8 131 11| 1.8 6.2 8.0| 37.1 -32.4 4.6 3.1 0.21| 10.1 2.1 2000 270 9 151 12| 1.3 4.6 5.9| 52.5 -32.4 20.0 10.0 0.30| 8.7 2.6 2500 266 11 161 12| 1.6 3.7 5.3| 68.2 -32.4 35.8 14.3 0.38| 7.8 3.0 3000 266 13 170 11| 2.0 3.1 5.1| 83.1 -32.4 50.7 16.9 0.44| 7.2 3.2 4000 268 17 189 11| 2.4 2.3 4.7|111.7 -32.4 79.2 19.8 0.50| 6.3 3.2 5000 271 21 210 11| 2.7 1.8 4.6|145.2 -32.4 112.7 22.5 0.54| 5.9 3.2 6000 274 24 227 12| 2.6 1.8 4.4|167.1 -32.4 134.6 22.4 0.53| 5.5 2.9 Wrote GIF file: /home/apache/climate/data/raob//U7713/skewt/U7713.skewt.20251018.00.gif