UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 30 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 ------------------------------------------------------------------------------- 0 1000 80 0 0 SFC 993 134 -10.1 -13.4 77 3.3 -10.9 0 0 263.6 263.8 262.7 267.3 1.37 2 986 189 -6.7 -7.8 92 1.1 -7.0 350 1 267.5 267.9 266.9 273.3 2.15 3 962 382 -5.9 -6.9 93 1.0 -6.2 313 4 270.2 270.6 269.1 276.7 2.36 4 925 688 -8.3 -10.7 83 2.4 -9.0 255 9 270.8 271.1 268.6 275.9 1.82 5 850 1338 -13.5 -16.5 78 3.0 -14.2 275 15 272.0 272.2 268.3 275.5 1.24 6 730 2475 -22.3 -25.7 74 3.4 -22.8 263 17 274.5 274.6 268.9 276.4 0.65 7 700 2783 -23.5 -26.4 77 2.9 -23.9 260 17 276.5 276.6 270.1 278.3 0.63 8 611 3767 -28.5 -31.8 73 3.3 -28.9 256 14 281.7 281.7 272.9 283.0 0.44 9 542 4613 -35.1 -40.1 60 5.0 -35.4 252 11 283.6 283.7 273.6 284.3 0.21 10 500 5170 -39.3 -44.3 59 5.0 -39.5 250 9 285.1 285.1 274.3 285.6 0.15 11 499 5184 -39.5 -44.5 59 5.0 -39.8 250 9 285.0 285.1 274.3 285.5 0.15 12 449 5900 -42.1 -47.1 58 5.0 -42.3 228 10 290.5 290.5 277.1 290.9 0.12 13 400 6670 -47.9 -52.9 56 5.0 -48.0 205 11 292.7 292.7 278.2 293.0 0.07 14 342 7688 -54.9 -59.8 54 4.9 -55.0 251 11 296.6 296.6 279.9 296.8 0.04 15 300 8520 -58.3 -63.3 53 5.0 -58.3 290 11 303.2 303.2 282.7 303.3 0.03 16 291 8710 -59.3 -64.2 53 4.9 -59.3 290 15 304.4 304.4 283.2 304.5 0.02 17 277 9016 -59.7 -64.5 53 4.8 -59.7 295 14 308.1 308.1 284.7 308.2 0.02 18 272 9130 -57.9 -62.9 53 5.0 -58.0 297 13 312.4 312.4 286.2 312.5 0.03 19 250 9660 -56.5 -61.4 54 4.9 -56.6 305 11 322.1 322.1 289.4 322.2 0.04 20 209 10815 -52.9 -58.9 48 6.0 -53.1 305 13 344.6 344.6 295.5 344.9 0.06 21 200 11100 -54.1 -60.1 48 6.0 -54.2 305 13 347.1 347.1 296.0 347.3 0.06 22 150 12940 -54.9 -63.9 32 9.0 -55.2 305 13 375.5 375.5 301.5 375.7 0.05 23 100 15520 -57.3 -69.3 20 12.0 -57.6 305 15 417.0 417.0 307.4 417.2 0.03 24 91 16113 -58.9 -71.9 17 13.0 -59.2 300 16 425.2 425.2 308.3 425.4 0.03 25 70 17750 -60.7 -74.7 14 14.0 -61.0 285 19 454.5 454.5 311.3 454.6 0.02 26 50 19840 -61.7 -76.7 12 15.0 -62.1 280 23 498.1 498.1 314.8 498.2 0.02 27 43 20770 -63.7 -78.7 11 15.0 -64.1 279 27 515.1 515.1 316.0 515.2 0.02 28 30 23000 -59.9 -75.9 11 16.0 -60.7 275 38 581.3 581.4 319.8 581.6 0.04 29 27 23660 -58.7 -74.7 11 16.0 -59.7 271 40 602.5 602.5 320.7 602.9 0.06 30 22 24942 -59.9 -76.9 9 17.0 -61.0 264 43 635.3 635.3 322.1 635.7 0.05 31 20 25540 -57.9 -74.9 10 17.0 -59.4 260 44 658.9 659.0 323.0 659.5 0.07 32 18 26208 -55.5 -73.5 9 18.0 -57.6 686.7 686.7 324.0 687.5 0.10 33 13 28287 -54.5 -73.5 8 19.0 -57.5 757.1 757.2 326.1 758.4 0.14 34 12 28802 -52.4 -72.0 8 19.6 -56.2 235 83 782.0 782.1 326.8 783.8 0.19 35 10 29994 -47.7 -68.7 7 21.0 -53.7 841.5 841.7 328.3 845.4 0.37 TRP 291 8710 -59.3 -64.2 53 4.9 -59.3 290 15 304.4 304.4 283.2 304.5 0.02 WND 12 28802 -52.4 -72.0 8 19.6 -56.2 235 83 782.0 782.1 326.8 783.8 0.19 Sounding variables and indices 1000-500 mb thick: 5090.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 74.11 % Est. max temperature: -1.55 C = 29.21 F Sfc-Lift cond lev (LCL): 941.77 mb = 547.83 m = 1797.31 ft T: -7.20 C 700-500 lapse rate: 6.62 C/km ThetaE index: 1.16 C Layer 925.0- 730.0 mb Conv cond level (CCL): 993.00 mb = 134.20 m = 440.27 ft Mean mixing ratio: 1.98 g/kg Conv temperature: -8.81 C = 16.14 F Cap Strength: 7.36 C Lifted Index: 8.26 C Risk: None Lifted Index @300 mb: 19.67 C Lifted Index @700 mb: 2.67 C Showalter Index: 8.14 C Risk: None Total Totals Index: 48.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.80 C Cross Totals Index: 22.80 C K Index: 6.40 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 2.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.88 J/kg Max Up Vert Vel: 5.81 m/s Conv Inhibition (B-): 60435.08 J/kg Cap Strength: 8.11 C Lift Cond Lev (LCL): 915.90 mb = 763.98 m = 2506.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 at 9 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 ---------------------------------------------------------- 0 993 134 0 0 -0.0 -0.0 | 108 9 -8.8 2.9 1 925 688 255 9 8.7 2.3 | 179 5 -0.1 5.2 2 850 1338 275 15 14.9 -1.3 | 256 6 6.2 1.6 3 700 2783 260 17 16.7 3.0 | 234 10 8.0 5.8 4 500 5170 250 9 8.5 3.1 | 177 6 -0.3 5.9 5 400 6670 205 11 4.6 10.0 | 162 13 -4.1 12.8 6 300 8520 290 11 10.3 -3.8 | 300 2 1.6 -0.9 7 291 8710 290 15 14.1 -5.1 | 293 6 5.3 -2.3 8 250 9660 305 11 9.0 -6.3 | 356 3 0.2 -3.4 9 200 11100 305 13 10.6 -7.5 | 338 5 1.9 -4.6 10 150 12940 305 13 10.6 -7.5 | 338 5 1.9 -4.6 11 100 15520 305 15 12.3 -8.6 | 329 7 3.5 -5.7 12 70 17750 285 19 18.4 -4.9 | 282 10 9.6 -2.1 13 50 19840 280 23 22.7 -4.0 | 275 14 13.9 -1.1 14 30 23000 275 38 37.9 -3.3 | 271 29 29.1 -0.4 15 20 25540 260 44 43.3 7.6 | 253 36 34.6 10.5 Wind Parameters Mean winds (0-6000m): 258.1 at 12.3 knts Storm direction: 288.1 at 9.2 knts Shear (0-3000m) pos: 1.3 neg: 1.6 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 120.2 deg Storm rel helicity (0-3000m) pos: 13.9 neg: -13.6 tot: 0.3 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.86 Bulk Shear: 9.07 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 ------------------------------------------------------------------------------- 500 254 4 129 6| 0.0 8.4 8.4| 3.5 -4.9 -1.4 -2.7 0.20| 11.3 2.3 1000 260 7 160 4| 2.6 4.2 6.8| 10.6 -4.9 5.7 5.7 0.45| 8.9 4.0 1500 267 10 198 4| 2.5 2.8 5.3| 13.9 -5.9 8.0 5.3 0.45| 7.1 3.2 2000 268 11 218 4| 1.9 2.3 4.2| 13.9 -8.0 5.9 2.9 0.38| 5.7 2.1 2500 267 12 226 5| 1.5 2.1 3.6| 13.9 -10.5 3.4 1.4 0.31| 4.9 1.5 3000 265 13 227 6| 1.3 1.6 2.9| 13.9 -13.6 0.3 0.1 0.24| 4.4 1.0 4000 263 13 225 6| 1.0 0.8 1.8| 13.9 -19.7 -5.7 -1.4 0.11| 3.7 0.4 5000 261 13 220 6| 0.8 0.5 1.2| 13.9 -25.2 -11.2 -2.2 -0.00| 3.3 -0.0 6000 258 12 211 6| 0.6 0.8 1.4| 13.9 -28.2 -14.3 -2.4 -0.04| 3.2 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251030.12.gif