UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 10 DEC 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1019 1 -28.9 -33.5 64 4.6 -29.2 240 5 242.9 243.0 242.7 243.5 0.22 1 1017 15 -27.7 -32.7 62 5.0 -28.0 237 5 244.3 244.3 244.0 244.9 0.24 2 1000 136 -27.5 -32.5 62 5.0 -27.9 210 3 245.6 245.7 245.3 246.3 0.25 3 925 697 -27.3 -31.7 66 4.4 -27.6 205 3 251.4 251.4 250.6 252.2 0.29 4 917 759 -27.5 -31.7 67 4.2 -27.8 200 3 251.8 251.9 250.9 252.6 0.29 5 864 1191 -23.1 -26.4 74 3.3 -23.5 165 6 260.7 260.8 258.8 262.2 0.51 6 850 1311 -23.5 -27.0 73 3.5 -23.9 155 7 261.5 261.6 259.4 262.9 0.49 7 740 2315 -27.7 -31.6 69 3.9 -28.0 144 10 267.5 267.6 263.6 268.6 0.37 8 700 2712 -30.7 -34.8 67 4.1 -31.0 140 11 268.5 268.5 264.1 269.3 0.28 9 642 3319 -35.1 -39.3 65 4.2 -35.4 143 9 270.2 270.2 265.2 270.8 0.20 10 581 4010 -37.7 -41.7 66 4.0 -37.9 146 8 275.0 275.0 268.4 275.5 0.17 11 500 5030 -44.1 -48.1 64 4.0 -44.2 150 5 279.3 279.3 270.9 279.6 0.10 12 403 6452 -53.1 -57.2 61 4.1 -53.2 126 5 285.4 285.4 274.3 285.5 0.04 13 400 6500 -53.3 -57.4 61 4.1 -53.4 125 5 285.7 285.7 274.5 285.9 0.04 14 329 7742 -58.3 -62.6 58 4.3 -58.3 140 10 295.3 295.3 279.3 295.4 0.03 15 310 8115 -59.5 -63.9 56 4.4 -59.6 145 11 298.7 298.7 280.8 298.7 0.02 16 300 8320 -59.3 -63.8 56 4.5 -59.3 150 11 301.8 301.8 282.1 301.8 0.02 17 274 8886 -60.3 -64.8 55 4.5 -60.3 152 12 308.2 308.2 284.7 308.3 0.02 18 250 9460 -58.7 -63.7 52 5.0 -58.7 155 13 318.8 318.8 288.4 318.9 0.03 19 246 9561 -58.3 -63.3 53 5.0 -58.4 320.9 320.9 289.0 321.0 0.03 20 202 10805 -57.1 -65.1 36 8.0 -57.2 341.4 341.4 294.7 341.5 0.03 TRP 310 8115 -59.5 -63.9 56 4.4 -59.6 145 11 298.7 298.7 280.8 298.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 4894.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 67.31 % Est. max temperature: -11.90 C = 10.59 F Sfc-Lift cond lev (LCL): 942.68 mb = 560.76 m = 1839.74 ft T: -27.35 C 700-500 lapse rate: 5.78 C/km ThetaE index: 0.00 C Layer 1019.0- 0.0 mb Conv cond level (CCL): 595.77 mb = 3836.59 m = 12587.09 ft Mean mixing ratio: 0.27 g/kg Conv temperature: 2.12 C = 35.82 F Cap Strength: 22.51 C Lifted Index: 25.02 C Risk: None Lifted Index @300 mb: 37.54 C Lifted Index @700 mb: 17.97 C Showalter Index: 13.48 C Risk: None Total Totals Index: 37.70 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 17.10 C K Index: -10.50 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 3.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.41 J/kg Max Up Vert Vel: 5.90 m/s Conv Inhibition (B-): 12834.85 J/kg Cap Strength: 24.89 C Lift Cond Lev (LCL): 894.02 mb = 943.68 m = 3096.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 178 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 1019 1 240 5 4.3 2.5 | 301 5 4.5 -2.7 1 1000 136 210 3 1.5 2.6 | 327 3 1.6 -2.6 2 925 697 205 3 1.3 2.7 | 330 3 1.4 -2.4 3 850 1311 155 7 -3.0 6.3 | 113 3 -2.8 1.2 4 700 2712 140 11 -7.1 8.4 | 115 8 -6.9 3.3 5 500 5030 150 5 -2.5 4.3 | 71 3 -2.4 -0.8 6 400 6500 125 5 -4.1 2.9 | 60 5 -4.0 -2.3 7 310 8115 145 11 -6.3 9.0 | 122 7 -6.2 3.8 8 300 8320 150 11 -5.5 9.5 | 129 7 -5.4 4.4 9 250 9460 155 13 -5.5 11.8 | 141 9 -5.4 6.6 Wind Parameters Mean winds (0-6000m): 148.5 at 6.9 knts Storm direction: 178.5 at 5.2 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 173.5 deg Storm rel helicity (0-3000m) pos: 2.1 neg: -1.0 tot: 1.0 m^2/s^2 ave: 0.3 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.27 Bulk Shear: 5.32 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 ------------------------------------------------------------------------------- 500 215 3 321 3| 0.0 3.1 3.1| 1.8 0.0 1.8 3.6 0.61| 3.1 1.9 1000 205 3 323 3| 0.0 2.6 2.6| 1.8 -0.2 1.6 1.6 0.26| 3.0 0.8 1500 181 4 344 1| 0.0 3.0 3.0| 1.9 -0.4 1.6 1.0 0.27| 3.5 0.9 2000 168 5 95 1| 0.0 2.7 2.7| 2.1 -0.4 1.7 0.9 0.24| 3.0 0.7 2500 160 6 109 2| 0.0 2.5 2.5| 2.1 -0.6 1.5 0.6 0.20| 2.8 0.6 3000 155 7 111 3| 0.0 2.1 2.1| 2.1 -1.0 1.0 0.3 0.17| 2.6 0.4 4000 151 7 111 4| 0.3 1.6 1.9| 2.1 -2.2 -0.1 -0.0 0.10| 2.3 0.2 5000 149 7 107 4| 0.5 1.2 1.8| 2.1 -3.8 -1.7 -0.3 -0.01| 2.1 -0.0 6000 148 7 102 4| 0.5 1.1 1.5| 2.1 -4.2 -2.1 -0.3 -0.03| 1.9 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251210.00.gif