UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 11 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 1016 5 -36.5 -42.5 54 6.0 -36.7 200 5 235.6 235.6 235.4 235.8 0.09 1 1014 19 -30.5 -35.2 63 4.7 -30.7 204 5 241.7 241.7 241.5 242.2 0.19 2 1000 117 -28.1 -33.1 62 5.0 -28.5 235 3 245.1 245.1 244.7 245.7 0.24 3 996 146 -27.9 -32.9 62 5.0 -28.2 230 3 245.5 245.6 245.2 246.2 0.24 4 970 335 -28.5 -33.2 64 4.7 -28.8 200 2 246.8 246.8 246.3 247.4 0.24 5 925 677 -26.7 -31.6 63 4.9 -27.1 145 1 252.0 252.1 251.1 252.8 0.29 6 897 900 -25.5 -30.1 65 4.6 -25.9 136 2 255.5 255.5 254.2 256.4 0.35 7 850 1290 -25.9 -30.9 63 5.0 -26.3 120 5 259.0 259.1 257.1 260.0 0.34 8 736 2330 -26.7 -32.7 57 6.0 -27.3 131 6 269.0 269.1 264.6 270.0 0.33 9 700 2690 -28.9 -34.9 56 6.0 -29.4 135 7 270.5 270.5 265.6 271.3 0.28 10 574 4087 -36.7 -44.7 43 8.0 -37.1 156 13 277.1 277.2 269.6 277.5 0.12 11 500 5030 -43.3 -51.3 41 8.0 -43.5 170 17 280.2 280.3 271.4 280.5 0.07 12 400 6500 -53.5 -61.5 37 8.0 -53.6 175 27 285.5 285.5 274.3 285.5 0.02 13 371 6980 -56.5 -64.5 36 8.0 -56.6 175 26 287.7 287.7 275.5 287.7 0.02 14 306 8187 -61.5 -69.5 34 8.0 -61.6 175 23 297.0 297.0 280.0 297.0 0.01 15 300 8310 -61.1 -69.1 34 8.0 -61.2 175 23 299.2 299.2 281.0 299.3 0.01 16 286 8607 -62.1 -69.1 39 7.0 -62.1 174 24 301.9 301.9 282.1 301.9 0.01 17 256 9300 -57.7 -64.7 40 7.0 -57.8 171 25 318.1 318.1 288.2 318.2 0.02 18 250 9450 -57.9 -64.9 40 7.0 -58.0 170 25 320.0 320.0 288.8 320.1 0.02 19 200 10860 -56.3 -64.3 36 8.0 -56.5 160 27 343.6 343.6 295.2 343.8 0.03 20 150 12680 -55.3 -65.3 28 10.0 -55.6 165 27 374.8 374.8 301.4 375.0 0.04 21 145 12896 -54.7 -64.7 28 10.0 -55.0 165 28 379.5 379.5 302.2 379.7 0.04 22 100 15250 -58.5 -71.5 17 13.0 -58.8 170 35 414.7 414.7 307.1 414.8 0.02 23 70 17470 -63.1 -77.1 13 14.0 -63.3 175 40 449.4 449.4 310.8 449.5 0.02 24 64 18020 -64.1 -78.1 13 14.0 -64.3 175 44 458.9 458.9 311.7 458.9 0.01 25 50 19530 -64.1 -79.1 11 15.0 -64.4 175 54 492.4 492.4 314.4 492.5 0.02 26 31 22448 -65.4 -80.4 11 15.0 -65.8 180 73 561.0 561.0 318.7 561.2 0.02 27 30 22647 -65.5 -80.5 11 15.0 -65.9 566.1 566.1 319.0 566.2 0.02 TRP 306 8187 -61.5 -69.5 34 8.0 -61.6 175 23 297.0 297.0 280.0 297.0 0.01 WND 31 22448 -65.4 -80.4 11 15.0 -65.8 180 73 561.0 561.0 318.7 561.2 0.02 Sounding variables and indices 1000-500 mb thick: 4913.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 54.29 % Est. max temperature: -14.20 C = 6.45 F Sfc-Lift cond lev (LCL): 915.24 mb = 753.85 m = 2473.25 ft T: -26.29 C 700-500 lapse rate: 6.15 C/km ThetaE index: 0.00 C Layer 1016.0- 0.0 mb Conv cond level (CCL): 555.36 mb = 4312.85 m = 14149.58 ft Mean mixing ratio: 0.25 g/kg Conv temperature: 6.01 C = 42.83 F Cap Strength: 24.57 C Lifted Index: 26.14 C Risk: None Lifted Index @300 mb: 36.03 C Lifted Index @700 mb: 20.12 C Showalter Index: 16.68 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 12.40 C K Index: -19.50 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 4.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.63 J/kg Max Up Vert Vel: 8.56 m/s Conv Inhibition (B-): 54206.69 J/kg Cap Strength: 26.11 C Lift Cond Lev (LCL): 890.57 mb = 951.83 m = 3122.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 190 at 8 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 1016 5 200 5 1.7 4.7 | 352 3 0.4 -2.7 1 1000 117 235 3 2.5 1.7 | 349 6 1.1 -5.7 2 925 677 145 1 -0.6 0.8 | 16 7 -1.9 -6.6 3 850 1290 120 5 -4.3 2.5 | 49 7 -5.6 -4.9 4 700 2690 135 7 -4.9 4.9 | 68 7 -6.3 -2.5 5 500 5030 170 17 -3.0 16.7 | 155 10 -4.3 9.3 6 400 6500 175 27 -2.4 26.9 | 169 20 -3.7 19.5 7 306 8187 175 23 -2.0 22.9 | 168 16 -3.3 15.5 8 300 8310 175 23 -2.0 22.9 | 168 16 -3.3 15.5 9 250 9450 170 25 -4.3 24.6 | 162 18 -5.7 17.2 10 200 10860 160 27 -9.2 25.4 | 150 21 -10.5 17.9 11 150 12680 165 27 -7.0 26.1 | 156 20 -8.3 18.6 12 100 15250 170 35 -6.1 34.5 | 165 28 -7.4 27.0 13 70 17470 175 40 -3.5 39.8 | 172 33 -4.8 32.4 14 50 19530 175 54 -4.7 53.8 | 173 47 -6.0 46.4 Wind Parameters Mean winds (0-6000m): 160.0 at 10.1 knts Storm direction: 190.0 at 7.5 knts Shear (0-3000m) pos: 0.6 neg: 1.1 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 89.3 deg Storm rel helicity (0-3000m) pos: 18.0 neg: -0.3 tot: 17.7 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.62 Bulk Shear: 10.11 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 ------------------------------------------------------------------------------- 500 214 3 358 5| 0.0 3.7 3.7| 3.8 -0.3 3.5 6.9 0.41| 5.8 2.4 1000 191 2 10 5| 0.0 2.5 2.5| 7.6 -0.3 7.3 7.3 0.54| 4.4 2.3 1500 149 3 30 6| 0.0 2.2 2.2| 11.5 -0.3 11.2 7.5 0.61| 3.7 2.3 2000 138 4 38 6| 0.2 1.7 1.9| 13.1 -0.3 12.8 6.4 0.64| 3.0 1.9 2500 135 4 44 6| 0.4 1.3 1.7| 14.7 -0.3 14.5 5.8 0.66| 2.6 1.7 3000 136 5 49 6| 0.6 1.1 1.7| 18.0 -0.3 17.7 5.9 0.70| 2.5 1.7 4000 142 6 63 6| 1.1 0.8 1.9| 27.5 -0.3 27.2 6.8 0.77| 2.5 1.9 5000 153 8 86 5| 1.4 0.7 2.1| 39.8 -0.3 39.5 7.9 0.80| 2.6 2.1 6000 160 10 113 5| 1.8 0.6 2.3| 48.5 -0.3 48.2 8.0 0.71| 2.8 2.0 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251211.00.gif