UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011212.upa.cvt Date: 1200Z 12 JAN 26 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 12 JAN 26 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 1004 134 -46.5 -55.5 35 9.0 -46.6 0 0 226.4 226.4 226.3 226.4 0.02 1 1002 148 -45.9 -51.9 51 6.0 -46.0 0 0 227.1 227.1 227.1 227.2 0.03 2 1000 161 -42.7 -48.7 52 6.0 -42.8 0 0 230.4 230.5 230.3 230.6 0.05 3 999 168 -41.7 -47.7 52 6.0 -41.8 360 0 231.5 231.5 231.4 231.7 0.05 4 997 181 -41.3 -47.3 52 6.0 -41.4 359 0 232.0 232.1 231.9 232.2 0.05 5 991 222 -41.5 -47.5 52 6.0 -41.6 357 1 232.2 232.3 232.1 232.4 0.05 6 986 257 -37.1 -43.1 54 6.0 -37.3 355 1 237.0 237.0 236.8 237.2 0.09 7 925 700 -36.1 -42.1 54 6.0 -36.3 335 7 242.4 242.4 241.9 242.7 0.10 8 850 1290 -33.3 -38.2 61 4.9 -33.6 325 9 251.3 251.3 250.1 251.7 0.17 9 814 1594 -32.5 -37.1 63 4.6 -32.8 332 8 255.2 255.3 253.7 255.8 0.19 10 700 2654 -33.9 -38.0 66 4.1 -34.1 355 3 264.9 265.0 261.4 265.6 0.21 11 660 3064 -35.5 -39.4 67 3.9 -35.7 326 4 267.6 267.7 263.4 268.2 0.19 12 512 4792 -45.3 -49.2 65 3.9 -45.4 202 7 275.9 275.9 268.8 276.2 0.08 13 500 4950 -46.7 -50.5 65 3.8 -46.8 190 7 276.1 276.1 268.9 276.3 0.07 14 492 5057 -47.3 -51.3 63 4.0 -47.4 190 7 276.6 276.7 269.2 276.9 0.07 15 400 6410 -53.3 -57.6 59 4.3 -53.4 190 13 285.7 285.7 274.5 285.9 0.04 16 358 7119 -57.1 -61.5 57 4.4 -57.2 188 14 289.8 289.8 276.6 289.9 0.03 17 315 7924 -59.5 -64.0 56 4.5 -59.6 185 15 297.3 297.3 280.2 297.4 0.02 18 311 8004 -59.7 -64.2 56 4.5 -59.7 186 14 298.1 298.1 280.6 298.2 0.02 19 300 8230 -58.5 -63.2 55 4.7 -58.6 190 13 302.9 302.9 282.6 303.0 0.03 20 299 8251 -58.3 -63.1 54 4.8 -58.3 190 13 303.5 303.5 282.8 303.6 0.03 21 250 9370 -57.9 -62.9 53 5.0 -58.0 195 11 320.0 320.0 288.8 320.1 0.03 22 200 10780 -58.1 -64.1 46 6.0 -58.2 185 9 340.8 340.8 294.6 340.9 0.03 23 150 12580 -59.1 -66.1 40 7.0 -59.2 200 7 368.3 368.3 300.3 368.4 0.04 24 119 14037 -57.3 -65.3 36 8.0 -57.5 203 7 396.8 396.8 304.8 397.0 0.05 25 100 15130 -59.9 -68.9 30 9.0 -60.1 205 7 412.0 412.0 306.8 412.2 0.04 26 77 16776 -56.3 -67.3 24 11.0 -56.8 209 17 451.5 451.5 311.0 451.8 0.06 27 70 17380 -56.9 -67.9 24 11.0 -57.3 210 21 462.7 462.7 312.0 463.0 0.06 28 60 18355 -56.7 -68.7 21 12.0 -57.3 210 31 484.0 484.0 313.8 484.3 0.06 29 50 19530 -48.9 -62.9 18 14.0 -50.4 210 42 528.2 528.3 316.9 529.3 0.16 30 45 20226 -45.9 -61.9 15 16.0 -48.2 208 45 551.7 551.7 318.3 553.1 0.21 31 31 22711 -44.5 -64.5 9 20.0 -48.1 201 55 617.5 617.6 321.5 619.1 0.21 32 30 22930 -45.3 -66.3 8 21.0 -48.8 200 56 621.1 621.2 321.6 622.5 0.17 33 27 23633 -47.1 -69.1 6 22.0 -50.4 200 53 635.1 635.1 322.2 636.1 0.13 34 25 24144 -46.3 -69.3 6 23.0 -50.1 200 51 651.5 651.6 322.8 652.6 0.14 35 23 24707 -40.9 -64.9 6 24.0 -46.8 200 48 683.1 683.2 324.0 685.4 0.27 36 22 25008 -43.9 -67.9 5 24.0 -48.8 200 47 682.9 683.0 323.9 684.5 0.19 37 20 25650 -43.3 -68.3 5 25.0 -48.8 200 44 703.6 703.7 324.6 705.3 0.19 38 17 26730 -49.1 -74.1 4 25.0 -53.1 718.5 718.6 325.0 719.4 0.10 39 15 27555 -47.1 -73.1 4 26.0 -52.2 751.4 751.4 326.0 752.6 0.13 40 12 29050 -41.9 -68.9 4 27.0 -50.0 819.3 819.4 327.8 822.3 0.30 41 10 30284 -42.3 -69.3 4 27.0 -51.0 861.6 861.8 328.7 865.3 0.34 TRP 315 7924 -59.5 -64.0 56 4.5 -59.6 185 15 297.3 297.3 280.2 297.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 4789.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 63.10 % Est. max temperature: -22.10 C = -7.78 F Sfc-Lift cond lev (LCL): 851.95 mb = 1274.05 m = 4179.90 ft T: -33.38 C 700-500 lapse rate: 5.57 C/km Conv cond level (CCL): 1002.00 mb = 147.57 m = 484.15 ft Mean mixing ratio: 0.09 g/kg Conv temperature: -42.35 C = -44.24 F Cap Strength: 30.15 C Lifted Index: 30.10 C Risk: None Lifted Index @300 mb: 44.96 C Lifted Index @700 mb: 23.09 C Showalter Index: 20.02 C Risk: None Total Totals Index: 21.90 C Risk: None Vertical Totals Index: 13.40 C Cross Totals Index: 8.50 C K Index: -28.90 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 5.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.52 J/kg Max Up Vert Vel: 8.78 m/s Conv Inhibition (B-): 85127.02 J/kg Cap Strength: 30.13 C Lift Cond Lev (LCL): 862.54 mb = 1187.84 m = 3897.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 5 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 1004 134 0 0 -0.0 -0.0 | 103 5 -4.6 1.0 1 1000 161 0 0 -0.0 -0.0 | 103 5 -4.6 1.0 2 925 700 335 7 3.0 -6.3 | 17 6 -1.6 -5.3 3 850 1290 325 9 5.2 -7.4 | 355 6 0.6 -6.3 4 700 2654 355 3 0.3 -3.0 | 66 5 -4.3 -1.9 5 500 4950 190 7 1.2 6.9 | 157 9 -3.4 7.9 6 400 6410 190 13 2.3 12.8 | 171 14 -2.3 13.9 7 315 7924 185 15 1.3 14.9 | 168 16 -3.3 16.0 8 300 8230 190 13 2.3 12.8 | 171 14 -2.3 13.9 9 250 9370 195 11 2.8 10.6 | 172 12 -1.7 11.7 10 200 10780 185 9 0.8 9.0 | 159 11 -3.8 10.0 11 150 12580 200 7 2.4 6.6 | 164 8 -2.2 7.6 12 100 15130 205 7 3.0 6.3 | 168 8 -1.6 7.4 13 70 17380 210 21 10.5 18.2 | 197 20 5.9 19.2 14 50 19530 210 42 21.0 36.4 | 204 41 16.4 37.4 15 30 22930 200 56 19.2 52.6 | 195 56 14.6 53.7 16 20 25650 200 44 15.0 41.3 | 194 44 10.5 42.4 Wind Parameters Mean winds (0-6000m): 252.9 at 6.3 knts Storm direction: 282.9 at 4.7 knts Shear (0-3000m) pos: 1.0 neg: 1.7 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -54.8 deg Storm rel helicity (0-3000m) pos: 8.9 neg: -13.0 tot: -4.2 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 3.1 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.55 Bulk Shear: 5.88 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 ------------------------------------------------------------------------------- 500 338 3 65 4| 0.0 6.3 6.3| 0.0 -7.5 -7.5 -15.0 -0.98| 6.5 -6.4 1000 332 5 31 4| 0.0 4.4 4.4| 0.0 -11.3 -11.3 -11.3 -0.97| 4.6 -4.5 1500 330 6 19 5| 0.4 2.9 3.3| 2.4 -11.9 -9.5 -6.3 -0.69| 3.8 -2.6 2000 331 6 19 5| 0.9 2.2 3.1| 5.9 -11.9 -6.0 -3.0 -0.38| 3.5 -1.3 2500 332 6 23 5| 1.2 1.7 3.0| 8.9 -11.9 -3.1 -1.2 -0.18| 3.3 -0.6 3000 332 6 28 4| 1.0 1.7 2.7| 8.9 -13.0 -4.2 -1.4 -0.22| 3.1 -0.7 4000 321 5 22 3| 0.8 1.2 2.0| 8.9 -13.6 -4.8 -1.2 -0.25| 3.2 -0.8 5000 308 6 6 2| 0.6 0.7 1.3| 9.6 -19.4 -9.8 -2.0 -0.29| 3.3 -1.0 6000 253 6 206 3| 0.5 0.8 1.4| 14.6 -19.4 -4.7 -0.8 -0.21| 3.1 -0.6 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20260112.12.gif