UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 12 OCT 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 1008 138 -7.3 -11.7 71 4.4 -8.4 275 5 265.2 265.5 264.3 269.4 1.55 1 1000 200 -7.5 -11.4 74 3.9 -8.5 275 5 265.6 265.9 264.6 270.0 1.60 2 925 797 -11.9 -14.9 78 3.0 -12.6 300 13 267.1 267.4 265.1 270.7 1.30 3 910 922 -13.1 -15.6 81 2.5 -13.6 303 13 267.2 267.4 265.1 270.6 1.24 4 881 1168 -13.3 -15.1 86 1.8 -13.7 309 14 269.4 269.7 266.8 273.2 1.34 5 850 1440 -14.5 -16.7 83 2.2 -15.0 315 15 271.0 271.2 267.6 274.4 1.22 6 766 2222 -18.3 -21.0 79 2.7 -18.8 339 10 275.0 275.2 269.8 277.8 0.93 7 700 2888 -22.7 -25.4 79 2.7 -23.1 360 5 277.3 277.5 270.8 279.4 0.69 8 677 3132 -24.7 -27.3 79 2.6 -25.1 6 5 277.8 277.9 270.9 279.6 0.60 9 667 3241 -21.7 -24.1 81 2.4 -22.1 9 6 282.3 282.5 273.9 284.8 0.82 10 655 3375 -22.3 -24.5 82 2.2 -22.7 13 6 283.1 283.3 274.3 285.6 0.80 11 500 5310 -34.9 -40.9 54 6.0 -35.3 65 9 290.5 290.5 277.3 291.2 0.21 12 473 5695 -37.1 -43.1 54 6.0 -37.5 64 10 292.4 292.4 278.2 293.0 0.18 13 445 6113 -40.5 -47.5 47 7.0 -40.8 62 11 293.3 293.3 278.4 293.7 0.12 14 400 6830 -45.9 -52.9 45 7.0 -46.1 60 13 295.3 295.3 279.4 295.6 0.07 15 390 6998 -47.3 -54.3 45 7.0 -47.5 64 14 295.6 295.7 279.5 295.9 0.06 16 325 8188 -53.9 -60.9 42 7.0 -54.0 89 22 302.4 302.4 282.4 302.5 0.03 17 300 8700 -55.5 -62.5 41 7.0 -55.6 100 25 307.1 307.1 284.2 307.2 0.03 18 285 9024 -56.7 -63.7 41 7.0 -56.8 100 27 309.9 309.9 285.3 310.0 0.03 19 264 9510 -53.9 -60.9 42 7.0 -54.1 97 26 320.9 320.9 289.0 321.1 0.04 20 250 9860 -52.1 -59.1 43 7.0 -52.3 95 25 328.6 328.6 291.4 328.8 0.05 21 200 11310 -49.3 -59.3 30 10.0 -49.7 90 15 354.7 354.7 297.7 355.0 0.06 22 190 11647 -48.9 -60.9 23 12.0 -49.3 89 15 360.6 360.6 298.8 360.8 0.06 23 150 13190 -51.5 -67.5 13 16.0 -52.0 85 13 381.3 381.3 302.5 381.5 0.03 24 100 15820 -52.3 -73.3 6 21.0 -53.0 95 5 426.7 426.7 308.5 426.8 0.02 25 70 18130 -52.9 -76.9 4 24.0 -53.8 160 1 471.2 471.2 312.7 471.3 0.02 26 50 20300 -51.9 -76.9 3 25.0 -53.3 200 13 521.2 521.2 316.4 521.3 0.02 27 45 20983 -52.9 -76.9 4 24.0 -54.2 194 12 534.7 534.7 317.2 534.8 0.02 28 34 22815 -48.3 -74.3 3 26.0 -51.0 177 10 591.4 591.4 320.2 591.8 0.05 29 30 23640 -49.1 -74.1 4 25.0 -51.8 170 9 610.8 610.8 321.1 611.2 0.06 30 27 24329 -49.9 -74.9 4 25.0 -52.7 174 13 627.2 627.2 321.8 627.6 0.05 31 21 25986 -45.5 -71.5 4 26.0 -50.1 183 23 687.2 687.3 324.0 688.2 0.12 32 20 26310 -46.1 -72.1 4 26.0 -50.7 185 25 695.1 695.1 324.3 696.0 0.11 33 16 27793 -46.3 -72.3 4 26.0 -51.5 740.2 740.3 325.7 741.5 0.14 34 15 28225 -43.7 -69.7 4 26.0 -50.1 762.7 762.8 326.3 764.7 0.21 35 12 29717 -45.9 -71.9 4 26.0 -52.2 805.1 805.2 327.4 807.0 0.19 TRP 285 9024 -56.7 -63.7 41 7.0 -56.8 100 27 309.9 309.9 285.3 310.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5110.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 75.40 % Est. max temperature: -1.97 C = 28.45 F Sfc-Lift cond lev (LCL): 939.63 mb = 676.82 m = 2220.52 ft T: -11.01 C 700-500 lapse rate: 5.04 C/km ThetaE index: 0.12 C Layer 910.0- 881.0 mb Conv cond level (CCL): 839.17 mb = 1536.33 m = 5040.38 ft Mean mixing ratio: 1.42 g/kg Conv temperature: -1.07 C = 30.07 F Cap Strength: 12.13 C Lifted Index: 16.70 C Risk: None Lifted Index @300 mb: 26.04 C Lifted Index @700 mb: 7.49 C Showalter Index: 13.48 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 18.20 C K Index: 1.00 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 3.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.89 J/kg Max Up Vert Vel: 2.79 m/s Conv Inhibition (B-): 68141.17 J/kg Cap Strength: 16.46 C Lift Cond Lev (LCL): 906.89 mb = 947.76 m = 3109.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 27 at 7 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 1008 138 275 5 5.0 -0.4 | 235 10 8.1 5.6 1 1000 200 275 5 5.0 -0.4 | 235 10 8.1 5.6 2 925 797 300 13 11.3 -6.5 | 272 14 14.4 -0.5 3 850 1440 315 15 10.6 -10.6 | 288 14 13.7 -4.6 4 700 2888 360 5 -0.0 -5.0 | 252 3 3.1 1.0 5 500 5310 65 9 -8.2 -3.8 | 114 6 -5.0 2.2 6 400 6830 60 13 -11.3 -6.5 | 87 8 -8.1 -0.5 7 300 8700 100 25 -24.6 4.3 | 116 24 -21.5 10.4 8 285 9024 100 27 -26.6 4.7 | 115 26 -23.5 10.7 9 250 9860 95 25 -24.9 2.2 | 111 23 -21.8 8.2 10 200 11310 90 15 -15.0 0.0 | 117 13 -11.9 6.0 11 150 13190 85 13 -13.0 -1.1 | 116 11 -9.8 4.9 12 100 15820 95 5 -5.0 0.4 | 164 7 -1.9 6.5 13 70 18130 160 1 -0.3 0.9 | 202 7 2.8 7.0 14 50 20300 200 13 4.4 12.2 | 202 20 7.6 18.2 15 30 23640 170 9 -1.6 8.9 | 186 15 1.5 14.9 16 20 26310 185 25 2.2 24.9 | 190 31 5.3 30.9 Wind Parameters Mean winds (0-6000m): 357.3 at 9.0 knts Storm direction: 27.3 at 6.8 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 19.9 deg Storm rel helicity (0-3000m) pos: 45.5 neg: -3.6 tot: 41.9 m^2/s^2 ave: 14.0 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.31 Bulk Shear: 12.43 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 ------------------------------------------------------------------------------- 500 287 8 250 11| 6.5 0.0 6.5| 16.7 0.0 16.7 33.4 0.85| 6.6 5.6 1000 298 10 264 12| 5.3 0.0 5.3| 33.1 0.0 33.1 33.1 0.89| 5.7 5.1 1500 304 12 273 13| 3.7 0.0 3.7| 43.4 0.0 43.4 28.9 0.83| 5.2 4.3 2000 310 12 277 12| 2.3 0.0 2.3| 45.3 -0.0 45.3 22.7 0.67| 5.1 3.4 2500 313 11 278 11| 1.5 0.0 1.5| 45.3 -2.0 43.3 17.3 0.49| 4.9 2.4 3000 316 10 277 10| 1.3 0.0 1.3| 45.5 -3.6 41.9 14.0 0.39| 4.6 1.8 4000 326 9 281 8| 1.3 0.0 1.3| 45.5 -3.6 41.9 10.5 0.33| 3.9 1.3 5000 340 9 290 7| 1.4 0.0 1.4| 46.1 -3.6 42.5 8.5 0.31| 3.5 1.1 6000 357 9 310 5| 1.2 0.1 1.3| 46.4 -6.4 40.0 6.7 0.24| 3.2 0.8 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251012.00.gif