UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 11 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 ------------------------------------------------------------------------------- 0 1000 118 0 0 SFC 998 132 -30.3 -34.7 65 4.4 -30.6 0 0 243.0 243.0 242.7 243.5 0.20 2 996 147 -30.7 -34.8 67 4.1 -30.9 357 1 242.7 242.8 242.5 243.3 0.20 3 992 175 -25.9 -30.1 68 4.2 -26.2 350 2 247.8 247.9 247.4 248.7 0.32 4 987 212 -23.1 -27.6 67 4.5 -23.5 341 3 251.0 251.0 250.4 252.1 0.40 5 933 626 -21.7 -25.2 73 3.5 -22.1 245 19 256.5 256.6 255.4 257.9 0.53 6 925 689 -22.1 -25.6 73 3.5 -22.5 230 21 256.7 256.8 255.6 258.1 0.51 7 850 1303 -27.3 -31.4 68 4.1 -27.6 255 21 257.5 257.6 255.9 258.5 0.33 8 836 1422 -28.1 -32.2 68 4.1 -28.5 256 22 257.9 258.0 256.1 258.8 0.31 9 748 2220 -28.1 -31.6 72 3.5 -28.4 262 25 266.3 266.3 262.7 267.3 0.36 10 700 2694 -30.1 -33.5 72 3.4 -30.4 265 27 269.2 269.2 264.7 270.1 0.32 11 649 3228 -32.9 -36.4 71 3.5 -33.1 271 29 271.9 271.9 266.5 272.7 0.26 12 513 4839 -44.9 -48.4 68 3.5 -45.0 288 37 276.3 276.3 269.0 276.6 0.09 13 500 5010 -45.9 -49.3 68 3.4 -46.0 290 38 277.1 277.1 269.5 277.4 0.09 14 464 5505 -47.9 -51.5 66 3.6 -48.0 293 44 280.6 280.6 271.6 280.8 0.07 15 400 6470 -54.3 -58.0 64 3.7 -54.4 300 56 284.4 284.4 273.8 284.6 0.04 16 336 7574 -60.7 -64.3 62 3.6 -60.7 305 62 290.2 290.2 276.8 290.3 0.02 17 334 7611 -60.7 -64.3 62 3.6 -60.7 305 62 290.7 290.7 277.0 290.8 0.02 18 300 8280 -61.1 -64.7 62 3.6 -61.2 305 46 299.2 299.2 281.0 299.3 0.02 19 270 8932 -61.1 -64.7 62 3.6 -61.2 302 40 308.4 308.4 284.7 308.5 0.02 20 250 9410 -59.9 -63.8 60 3.9 -60.0 300 35 317.0 317.0 287.8 317.1 0.03 21 216 10331 -57.3 -61.4 60 4.1 -57.4 297 30 334.6 334.6 293.0 334.8 0.05 22 208 10571 -56.3 -60.3 61 4.0 -56.4 296 28 339.8 339.8 294.3 340.0 0.05 23 200 10820 -56.7 -60.8 60 4.1 -56.8 295 27 343.0 343.0 295.1 343.2 0.05 24 150 12630 -58.9 -63.9 52 5.0 -59.0 275 19 368.6 368.6 300.4 368.8 0.05 25 144 12887 -57.7 -62.7 53 5.0 -57.8 272 19 375.0 375.0 301.5 375.3 0.06 26 126 13723 -61.3 -67.3 45 6.0 -61.4 262 17 383.1 383.1 302.8 383.3 0.04 27 116 14240 -58.3 -64.3 46 6.0 -58.5 256 16 397.8 397.8 304.9 398.1 0.06 28 100 15170 -60.5 -66.5 45 6.0 -60.7 245 15 410.8 410.8 306.6 411.1 0.05 29 77 16799 -62.7 -69.7 38 7.0 -62.9 245 27 438.1 438.2 309.7 438.4 0.04 30 70 17390 -61.9 -68.9 39 7.0 -62.1 245 31 452.0 452.0 311.1 452.2 0.05 31 59 18452 -58.5 -66.5 35 8.0 -58.9 230 36 482.2 482.3 313.7 482.8 0.08 32 50 19490 -58.3 -66.3 35 8.0 -58.7 215 40 506.1 506.1 315.4 506.7 0.10 33 41 20747 -59.1 -67.1 35 8.0 -59.6 213 55 533.7 533.7 317.2 534.4 0.11 34 40 20903 -58.7 -67.7 30 9.0 -59.3 213 57 538.4 538.5 317.5 539.1 0.11 35 32 22335 -52.1 -62.1 29 10.0 -53.5 211 74 591.6 591.7 320.3 593.6 0.28 36 30 22760 -46.9 -57.9 27 11.0 -49.3 210 79 616.8 617.0 321.5 620.7 0.51 37 26 23699 -51.5 -62.5 26 11.0 -53.4 208 91 629.5 629.6 322.0 632.1 0.33 38 24 24227 -44.7 -56.7 25 12.0 -48.1 207 98 663.8 664.1 323.4 669.9 0.74 39 20 25450 -43.9 -56.9 22 13.0 -48.1 205 114 701.8 702.2 324.7 709.3 0.87 40 18 26157 -44.5 -58.5 20 14.0 -49.0 721.4 721.7 325.3 728.4 0.79 41 15 27416 -30.3 -48.3 16 18.0 -40.9 807.2 808.8 328.1 838.7 3.21 42 13 28424 -34.9 -54.9 11 20.0 -44.8 825.0 825.8 328.2 842.4 1.71 43 12 28986 -31.7 -53.7 10 22.0 -43.7 855.4 856.5 329.0 878.0 2.14 TRP 336 7574 -60.7 -64.3 62 3.6 -60.7 305 62 290.2 290.2 276.8 290.3 0.02 WND 334 7611 -60.7 -64.3 62 3.6 -60.7 305 62 290.7 290.7 277.0 290.8 0.02 Sounding variables and indices 1000-500 mb thick: 4892.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 70.05 % Est. max temperature: -15.70 C = 3.75 F Sfc-Lift cond lev (LCL): 926.12 mb = 680.12 m = 2231.34 ft T: -22.04 C 700-500 lapse rate: 6.82 C/km ThetaE index: 0.27 C Layer 996.0- 992.0 mb Conv cond level (CCL): 998.00 mb = 132.25 m = 433.88 ft Mean mixing ratio: 0.45 g/kg Conv temperature: -26.11 C = -15.00 F Cap Strength: 17.31 C Lifted Index: 17.83 C Risk: None Lifted Index @300 mb: 31.08 C Lifted Index @700 mb: 12.77 C Showalter Index: 15.31 C Risk: None Total Totals Index: 33.10 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 14.50 C K Index: -16.20 Risk: None Sweat Index: 80.00 Risk: None Energy Index: 4.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.81 J/kg Max Up Vert Vel: 7.72 m/s Conv Inhibition (B-): 62927.78 J/kg Cap Strength: 17.85 C Lift Cond Lev (LCL): 890.23 mb = 967.25 m = 3173.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 22 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 ---------------------------------------------------------- 0 998 132 0 0 -0.0 -0.0 | 127 22 -18.0 13.4 1 925 689 230 21 16.1 13.5 | 176 27 -1.9 26.9 2 850 1303 255 21 20.3 5.4 | 187 19 2.3 18.8 3 700 2694 265 27 26.9 2.4 | 209 18 8.9 15.8 4 500 5010 290 38 35.7 -13.0 | 269 18 17.7 0.4 5 400 6470 300 56 48.5 -28.0 | 296 34 30.5 -14.6 6 336 7574 305 62 50.8 -35.6 | 304 40 32.8 -22.2 7 334 7611 305 62 50.8 -35.6 | 304 40 32.8 -22.2 8 300 8280 305 46 37.7 -26.4 | 303 24 19.7 -13.0 9 250 9410 300 35 30.3 -17.5 | 288 13 12.3 -4.1 10 200 10820 295 27 24.5 -11.4 | 253 7 6.5 2.0 11 150 12630 275 19 18.9 -1.7 | 185 12 0.9 11.7 12 100 15170 245 15 13.6 6.3 | 167 20 -4.4 19.7 13 70 17390 245 31 28.1 13.1 | 201 28 10.1 26.5 14 50 19490 215 40 22.9 32.8 | 186 46 4.9 46.2 15 30 22760 210 79 39.5 68.4 | 195 85 21.5 81.8 16 20 25450 205 114 48.2 103.3 | 195 121 30.2 116.7 Wind Parameters Mean winds (0-6000m): 276.7 at 29.9 knts Storm direction: 306.7 at 22.4 knts Shear (0-3000m) pos: 2.5 neg: 3.2 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 92.7 deg Storm rel helicity (0-3000m) pos: 126.3 neg: -11.8 tot: 114.4 m^2/s^2 ave: 38.1 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.37 Bulk Shear: 80.53 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 ------------------------------------------------------------------------------- 500 228 9 151 22| 0.0 19.4 19.4| 51.6 -11.2 40.4 80.9 0.43| 28.7 12.3 1000 236 15 166 23| 1.4 9.7 11.1| 70.8 -11.8 59.0 59.0 0.39| 19.7 7.6 1500 243 17 173 21| 2.1 6.5 8.6| 84.7 -11.8 72.8 48.6 0.41| 14.6 6.0 2000 248 19 179 20| 2.3 4.9 7.1| 97.3 -11.8 85.5 42.8 0.45| 11.6 5.2 2500 252 20 184 20| 2.4 3.9 6.2|110.3 -11.8 98.5 39.4 0.48| 9.8 4.7 3000 256 21 188 19| 2.5 3.2 5.8|126.3 -11.8 114.4 38.1 0.51| 8.8 4.5 4000 262 24 199 18| 2.8 2.4 5.3|160.4 -11.8 148.6 37.2 0.57| 7.6 4.3 5000 270 27 213 16| 3.1 1.9 5.0|198.3 -11.8 186.4 37.3 0.62| 7.0 4.3 6000 277 30 230 15| 3.7 1.6 5.4|248.7 -11.8 236.9 39.5 0.61| 7.0 4.3 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251211.12.gif