UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 1 DEC 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 1023 135 -43.7 -50.7 46 7.0 -43.8 0 0 228.0 228.0 227.9 228.1 0.04 1 1021 149 -43.3 -48.3 58 5.0 -43.4 354 0 228.5 228.5 228.4 228.6 0.05 2 1019 162 -41.7 -47.7 52 6.0 -41.8 348 0 230.2 230.2 230.1 230.3 0.05 3 1004 263 -40.5 -45.5 59 5.0 -40.6 302 1 232.4 232.4 232.3 232.6 0.07 4 1000 291 -35.5 -41.5 54 6.0 -35.7 290 1 237.6 237.7 237.4 237.9 0.10 5 999 298 -34.5 -40.5 54 6.0 -34.7 290 1 238.7 238.7 238.5 239.0 0.11 6 958 590 -36.3 -41.3 60 5.0 -36.5 301 11 239.8 239.8 239.5 240.1 0.11 7 925 834 -33.5 -38.5 61 5.0 -33.7 310 19 245.1 245.1 244.5 245.5 0.15 8 875 1227 -30.3 -34.9 64 4.6 -30.6 307 15 252.3 252.3 251.2 252.9 0.23 9 873 1243 -28.7 -33.6 63 4.9 -29.0 307 15 254.1 254.2 252.8 254.9 0.26 10 850 1436 -23.7 -28.6 64 4.9 -24.2 305 13 261.3 261.4 259.1 262.5 0.42 11 847 1462 -23.5 -28.4 64 4.9 -24.1 308 13 261.8 261.9 259.5 263.0 0.43 12 800 1877 -25.3 -33.3 47 8.0 -26.0 349 11 264.2 264.2 261.0 265.0 0.29 13 786 2005 -25.1 -33.1 47 8.0 -25.8 1 10 265.7 265.8 262.2 266.6 0.30 14 750 2346 -24.9 -32.9 47 8.0 -25.7 35 8 269.5 269.6 265.0 270.5 0.32 15 700 2844 -27.9 -34.9 51 7.0 -28.5 85 5 271.6 271.6 266.3 272.4 0.28 16 595 3992 -36.1 -42.1 54 6.0 -36.4 126 16 275.0 275.0 268.3 275.5 0.16 17 532 4766 -38.1 -43.1 59 5.0 -38.4 154 23 281.5 281.6 272.3 282.1 0.16 18 500 5190 -41.1 -46.0 59 4.9 -41.3 170 27 282.9 282.9 273.1 283.3 0.12 19 425 6275 -48.5 -53.4 57 4.9 -48.6 177 31 286.9 286.9 275.2 287.2 0.06 20 400 6670 -52.1 -57.0 55 4.9 -52.2 180 33 287.3 287.3 275.3 287.4 0.04 21 328 7917 -63.1 -68.0 51 4.9 -63.1 177 38 288.9 288.9 276.1 289.0 0.01 22 300 8460 -65.5 -70.0 53 4.5 -65.5 175 40 293.0 293.0 278.2 293.0 0.01 23 269 9124 -67.3 -72.2 50 4.9 -67.3 175 35 299.7 299.7 281.2 299.7 0.01 24 267 9169 -67.5 -72.4 50 4.9 -67.5 175 35 300.0 300.0 281.4 300.0 0.01 25 258 9378 -65.5 -70.2 52 4.7 -65.5 175 34 305.9 305.9 283.8 306.0 0.01 26 250 9570 -66.9 -71.8 50 4.9 -66.9 175 33 306.6 306.6 284.0 306.6 0.01 27 223 10262 -65.3 -69.9 53 4.6 -65.3 165 26 319.3 319.3 288.5 319.3 0.01 28 200 10930 -61.1 -66.1 51 5.0 -61.2 155 19 336.0 336.0 293.3 336.1 0.03 29 199 10961 -60.9 -65.8 52 4.9 -61.0 155 19 336.8 336.8 293.6 336.9 0.03 30 150 12720 -61.1 -67.1 45 6.0 -61.2 155 11 364.8 364.8 299.7 365.0 0.03 31 100 15220 -62.9 -69.9 38 7.0 -63.0 145 9 406.2 406.2 306.0 406.4 0.03 32 77 16828 -65.5 -73.5 32 8.0 -65.6 171 15 432.3 432.3 309.1 432.4 0.02 33 70 17410 -65.5 -73.5 32 8.0 -65.7 180 17 444.3 444.3 310.3 444.4 0.03 34 50 19450 -64.9 -73.9 28 9.0 -65.1 160 27 490.5 490.6 314.3 490.8 0.03 35 36 21453 -65.1 -74.1 28 9.0 -65.4 538.4 538.4 317.5 538.7 0.05 TRP 269 9124 -67.3 -72.2 50 4.9 -67.3 175 35 299.7 299.7 281.2 299.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 4899.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 55.22 % Est. max temperature: -17.36 C = 0.75 F Sfc-Lift cond lev (LCL): 902.23 mb = 1010.11 m = 3313.97 ft T: -32.06 C 700-500 lapse rate: 5.63 C/km ThetaE index: 0.00 C Layer 1023.0-166057796923399653706080487429850005504.0 mb Conv cond level (CCL): 1021.00 mb = 148.68 m = 487.79 ft Mean mixing ratio: 0.11 g/kg Conv temperature: -40.69 C = -41.25 F Cap Strength: 35.53 C Lifted Index: 36.02 C Risk: None Lifted Index @300 mb: 38.25 C Lifted Index @700 mb: 29.47 C Showalter Index: 16.83 C Risk: None Total Totals Index: 29.90 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 12.50 C K Index: -18.20 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 4.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.70 J/kg Max Up Vert Vel: 9.77 m/s Conv Inhibition (B-): 49021.95 J/kg Cap Strength: 35.98 C Lift Cond Lev (LCL): 892.07 mb = 1090.07 m = 3576.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 211 at 12 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 1023 135 0 0 -0.0 -0.0 | 31 12 -6.1 -9.9 1 1000 291 290 1 0.9 -0.3 | 26 11 -5.1 -10.3 2 925 834 310 19 14.6 -12.2 | 339 24 8.5 -22.1 3 850 1436 305 13 10.6 -7.5 | 345 18 4.6 -17.4 4 700 2844 85 5 -5.0 -0.4 | 47 15 -11.0 -10.4 5 500 5190 170 27 -4.7 26.6 | 147 20 -10.7 16.7 6 400 6670 180 33 0.0 33.0 | 165 24 -6.1 23.1 7 300 8460 175 40 -3.5 39.8 | 162 31 -9.5 29.9 8 269 9124 175 35 -3.1 34.9 | 160 27 -9.1 24.9 9 250 9570 175 33 -2.9 32.9 | 159 25 -8.9 22.9 10 200 10930 155 19 -8.0 17.2 | 117 16 -14.1 7.3 11 150 12720 155 11 -4.6 10.0 | 90 11 -10.7 0.0 12 100 15220 145 9 -5.2 7.4 | 77 12 -11.2 -2.6 13 70 17410 180 17 0.0 17.0 | 139 9 -6.1 7.1 14 50 19450 160 27 -9.2 25.4 | 135 22 -15.3 15.4 Wind Parameters Mean winds (0-6000m): 181.4 at 15.5 knts Storm direction: 211.4 at 11.6 knts Shear (0-3000m) pos: 3.4 neg: 2.1 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 24.9 deg Storm rel helicity (0-3000m) pos: 130.8 neg: -46.6 tot: 84.2 m^2/s^2 ave: 28.1 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 2.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.07 Bulk Shear: 44.52 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 ------------------------------------------------------------------------------- 500 301 5 9 13| 0.0 12.8 12.8| 0.0 -35.3 -35.3 -70.7 -0.82| 13.0-10.7 1000 309 11 352 17| 1.9 6.4 8.3| 5.3 -46.6 -41.3 -41.3 -0.51| 11.6 -6.0 1500 309 12 350 18| 1.6 4.3 5.9| 32.4 -46.6 -14.2 -9.5 -0.21| 10.3 -2.1 2000 315 11 354 18| 3.3 3.2 6.5| 82.9 -46.6 36.3 18.2 0.08| 10.2 0.8 2500 316 11 356 18| 3.4 2.6 6.0|114.7 -46.6 68.1 27.2 0.20| 9.6 1.9 3000 316 10 357 17| 3.4 2.1 5.5|130.8 -46.6 84.2 28.1 0.25| 8.9 2.3 4000 328 11 2 19| 3.8 1.6 5.4|188.1 -46.6 141.5 35.4 0.39| 8.3 3.2 5000 194 13 130 4| 3.7 1.3 5.0|273.0 -46.6 226.4 45.3 0.52| 8.3 4.3 6000 181 16 134 8| 3.4 1.1 4.4|302.7 -46.6 256.1 42.7 0.54| 7.5 4.1 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251201.00.gif