UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 28 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 26 SFC 987 132 2.4 -3.6 65 6.0 0.1 275 1 276.6 277.1 273.9 284.8 2.96 2 985 148 1.8 -5.2 60 7.0 -0.8 276 1 276.1 276.6 273.1 283.5 2.63 3 959 363 -0.9 -6.9 64 6.0 -3.0 286 3 275.5 275.9 272.4 282.1 2.37 4 925 650 -2.5 -8.5 63 6.0 -4.5 300 5 276.8 277.1 272.8 282.9 2.17 5 850 1313 -7.9 -12.2 71 4.3 -9.1 345 3 277.9 278.2 272.8 282.9 1.76 6 811 1677 -10.1 -13.3 77 3.2 -11.0 345 3 279.3 279.6 273.5 284.2 1.69 7 721 2571 -17.3 -21.7 69 4.4 -18.1 345 3 280.9 281.1 273.3 283.7 0.93 8 715 2634 -16.3 -20.5 70 4.2 -17.1 345 3 282.7 282.9 274.5 285.8 1.05 9 700 2793 -17.3 -21.9 67 4.6 -18.2 345 3 283.3 283.5 274.6 286.2 0.95 10 653 3310 -20.3 -25.0 66 4.7 -21.1 333 3 285.6 285.8 275.6 288.0 0.77 11 500 5220 -36.3 -42.3 54 6.0 -36.7 285 1 288.8 288.8 276.3 289.4 0.18 12 480 5503 -38.3 -44.3 53 6.0 -38.6 286 7 289.7 289.7 276.7 290.2 0.16 13 464 5737 -38.5 -44.5 53 6.0 -38.8 287 12 292.3 292.3 278.0 292.8 0.16 14 436 6167 -38.1 -46.1 43 8.0 -38.5 288 21 298.0 298.1 280.7 298.5 0.14 15 407 6641 -39.3 -51.3 27 12.0 -39.8 290 31 302.4 302.4 282.5 302.7 0.08 16 400 6760 -39.9 -51.9 27 12.0 -40.4 290 33 303.1 303.1 282.8 303.4 0.08 17 360 7471 -43.9 -59.9 15 16.0 -44.3 305 35 307.0 307.1 284.2 307.2 0.03 18 325 8156 -43.9 -61.9 12 18.0 -44.4 302 33 316.2 316.2 287.5 316.3 0.03 19 318 8302 -44.5 -62.5 12 18.0 -45.0 302 32 317.3 317.3 287.9 317.4 0.03 20 300 8690 -45.7 -64.7 10 19.0 -46.2 300 31 320.9 320.9 289.0 321.0 0.02 21 271 9365 -46.5 -66.5 9 20.0 -47.0 292 27 329.3 329.3 291.5 329.3 0.02 22 250 9900 -45.9 -67.9 7 22.0 -46.5 285 23 337.8 337.8 293.8 337.9 0.02 23 239 10200 -44.9 -67.9 6 23.0 -45.6 288 21 343.7 343.7 295.2 343.8 0.02 24 200 11390 -45.9 -70.9 4 25.0 -46.6 300 13 360.1 360.1 298.7 360.1 0.01 25 156 13032 -48.7 -73.7 4 25.0 -49.4 287 11 381.8 381.8 302.5 381.9 0.01 26 150 13290 -48.7 -73.7 4 25.0 -49.4 285 11 386.2 386.2 303.2 386.2 0.01 27 100 15950 -48.7 -73.7 4 25.0 -49.7 320 9 433.6 433.6 309.2 433.7 0.02 28 70 18280 -50.9 -75.9 4 25.0 -52.0 335 13 475.5 475.5 313.1 475.6 0.02 29 50 20460 -50.5 -75.5 4 25.0 -52.1 30 5 524.5 524.5 316.6 524.6 0.03 30 30 23790 -51.3 -76.3 4 25.0 -53.5 5 9 604.8 604.8 320.8 605.1 0.04 31 23 25519 -51.7 -76.7 3 25.0 -54.4 31 10 651.4 651.4 322.7 651.7 0.05 32 20 26430 -50.1 -75.1 4 25.0 -53.4 45 11 682.8 682.9 323.9 683.4 0.07 33 10 31019 -44.1 -70.1 4 26.0 -51.9 854.9 855.1 328.5 858.1 0.30 TRP 360 7471 -43.9 -59.9 15 16.0 -44.3 305 35 307.0 307.1 284.2 307.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 5194.00 m Freezing level: 967.67 mb = 291.16 m = 955.25 ft Wetbulb zero: 986.82 mb = 133.18 m = 436.95 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 65.44 % Est. max temperature: 4.15 C = 39.47 F Sfc-Lift cond lev (LCL): 899.19 mb = 871.88 m = 2860.46 ft T: -4.31 C 700-500 lapse rate: 7.83 C/km ThetaE index: 2.66 C Layer 985.0- 925.0 mb Conv cond level (CCL): 820.60 mb = 1585.52 m = 5201.76 ft Mean mixing ratio: 2.26 g/kg Conv temperature: 4.75 C = 40.54 F Cap Strength: 4.61 C Lifted Index: 5.46 C Risk: None Lifted Index @300 mb: 27.11 C Lifted Index @700 mb: 3.36 C Showalter Index: 5.34 C Risk: None Total Totals Index: 52.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.40 C Cross Totals Index: 24.10 C K Index: 11.60 Risk: None Sweat Index: 77.00 Risk: None Energy Index: 1.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.37 J/kg Max Up Vert Vel: 3.84 m/s Conv Inhibition (B-): 73439.23 J/kg Cap Strength: 5.44 C Lift Cond Lev (LCL): 852.30 mb = 1291.84 m = 4238.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 at 3 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 ---------------------------------------------------------- 0 987 132 275 1 1.0 -0.1 | 181 3 0.1 2.6 1 925 650 300 5 4.3 -2.5 | 266 3 3.4 0.2 2 850 1313 345 3 0.8 -2.9 | 46 0 -0.2 -0.2 3 700 2793 345 3 0.8 -2.9 | 46 0 -0.2 -0.2 4 500 5220 285 1 1.0 -0.3 | 180 2 0.0 2.5 5 400 6760 290 33 31.0 -11.3 | 286 31 30.1 -8.6 6 360 7471 305 35 28.7 -20.1 | 302 33 27.7 -17.3 7 300 8690 300 31 26.8 -15.5 | 296 29 25.9 -12.8 8 250 9900 285 23 22.2 -6.0 | 279 22 21.3 -3.2 9 200 11390 300 13 11.3 -6.5 | 290 11 10.3 -3.8 10 150 13290 285 11 10.6 -2.8 | 271 10 9.7 -0.1 11 100 15950 320 9 5.8 -6.9 | 311 6 4.8 -4.2 12 70 18280 335 13 5.5 -11.8 | 333 10 4.5 -9.0 13 50 20460 30 5 -2.5 -4.3 | 65 4 -3.4 -1.6 14 30 23790 5 9 -0.8 -9.0 | 16 6 -1.7 -6.2 15 20 26430 45 11 -7.8 -7.8 | 60 10 -8.7 -5.0 Wind Parameters Mean winds (0-6000m): 310.9 at 3.9 knts Storm direction: 340.9 at 2.9 knts Shear (0-3000m) pos: 0.5 neg: 0.1 tot: 0.6 10-3/s Storm rel Dir Shear (0-3000m): 28.5 deg Storm rel helicity (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 1.4 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 33.64 Bulk Shear: 0.22 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 ------------------------------------------------------------------------------- 500 296 3 229 2| 4.1 0.0 4.1| 2.8 0.0 2.8 5.7 0.97| 4.2 4.1 1000 306 4 253 2| 1.6 0.0 1.6| 3.6 0.0 3.6 3.6 0.76| 3.6 2.7 1500 315 3 259 2| 1.0 0.0 1.0| 3.7 0.0 3.7 2.4 0.75| 2.7 2.0 2000 322 3 265 1| 0.7 0.0 0.7| 3.7 0.0 3.7 1.8 0.75| 2.0 1.5 2500 327 3 271 1| 0.6 0.0 0.6| 3.7 0.0 3.7 1.5 0.75| 1.6 1.2 3000 330 3 273 1| 0.5 0.1 0.6| 3.7 0.0 3.7 1.2 0.73| 1.4 1.1 4000 329 3 254 1| 0.4 0.2 0.6| 3.7 -0.1 3.6 0.9 0.61| 1.3 0.8 5000 329 3 223 1| 0.3 0.3 0.6| 3.7 -0.4 3.3 0.7 0.50| 1.1 0.6 6000 311 4 264 2| 1.0 0.7 1.7| 17.1 -0.4 16.7 2.8 0.44| 2.6 1.1 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250428.00.gif