UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 1 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 1030 4 -27.5 -32.3 64 4.8 -27.8 190 19 243.6 243.6 243.4 244.2 0.25 1 1000 216 -28.1 -32.2 68 4.1 -28.4 235 23 245.1 245.1 244.8 245.7 0.26 2 992 274 -28.9 -33.0 68 4.1 -29.2 238 24 244.8 244.8 244.5 245.5 0.24 3 977 383 -25.3 -29.4 69 4.1 -25.6 244 27 249.5 249.6 249.0 250.4 0.34 4 929 749 -25.5 -29.2 71 3.7 -25.8 263 34 252.9 253.0 252.0 253.9 0.37 5 925 780 -24.9 -28.6 71 3.7 -25.2 265 35 253.8 253.9 252.9 254.9 0.39 6 917 843 -22.7 -26.3 72 3.6 -23.1 262 33 256.7 256.8 255.5 258.1 0.49 7 850 1397 -25.7 -30.7 63 5.0 -26.2 235 13 259.2 259.3 257.3 260.2 0.35 8 830 1569 -27.1 -32.1 62 5.0 -27.5 236 13 259.5 259.6 257.4 260.4 0.31 9 769 2118 -27.5 -31.8 67 4.3 -27.9 240 15 264.8 264.9 261.6 265.8 0.35 10 768 2128 -27.3 -31.6 67 4.3 -27.7 240 15 265.1 265.2 261.9 266.2 0.35 11 700 2790 -30.9 -35.7 63 4.8 -31.3 245 17 268.3 268.3 264.0 269.1 0.26 12 699 2800 -30.9 -35.8 62 4.9 -31.3 245 17 268.4 268.4 264.0 269.2 0.26 13 686 2934 -29.1 -34.1 62 5.0 -29.5 245 17 271.8 271.9 266.5 272.8 0.31 14 655 3262 -31.7 -38.7 50 7.0 -32.2 244 16 272.5 272.5 266.8 273.1 0.21 15 641 3415 -31.5 -39.5 45 8.0 -32.0 244 15 274.4 274.5 268.0 275.0 0.19 16 577 4149 -37.7 -47.7 34 10.0 -38.1 242 14 275.6 275.6 268.5 275.8 0.09 17 505 5053 -44.5 -53.5 36 9.0 -44.7 240 11 278.0 278.0 270.0 278.2 0.05 18 500 5120 -44.5 -53.5 36 9.0 -44.7 240 11 278.8 278.8 270.5 279.0 0.05 19 488 5283 -44.7 -52.7 40 8.0 -44.9 242 10 280.5 280.5 271.5 280.7 0.06 20 446 5881 -49.5 -57.5 39 8.0 -49.7 250 8 281.7 281.8 272.2 281.9 0.04 21 400 6590 -52.9 -60.9 37 8.0 -53.0 260 5 286.2 286.2 274.8 286.3 0.03 22 365 7176 -56.3 -64.3 36 8.0 -56.4 255 8 289.3 289.3 276.3 289.4 0.02 23 334 7736 -58.5 -66.5 35 8.0 -58.6 250 11 293.7 293.7 278.5 293.8 0.01 24 311 8184 -58.9 -65.9 40 7.0 -59.0 247 14 299.2 299.2 281.0 299.3 0.02 25 300 8410 -58.3 -65.3 40 7.0 -58.4 245 15 303.2 303.2 282.7 303.2 0.02 26 254 9460 -57.1 -64.1 41 7.0 -57.2 222 13 319.7 319.7 288.7 319.8 0.03 27 250 9560 -57.1 -64.1 41 7.0 -57.2 220 13 321.2 321.2 289.1 321.3 0.03 28 200 10970 -56.3 -64.3 36 8.0 -56.5 225 3 343.6 343.6 295.2 343.8 0.03 29 150 12790 -57.7 -67.7 27 10.0 -57.9 190 7 370.7 370.7 300.7 370.8 0.03 30 100 15340 -57.5 -69.5 20 12.0 -57.8 175 19 416.6 416.6 307.3 416.8 0.03 31 70 17580 -58.7 -71.7 17 13.0 -59.1 155 25 458.8 458.8 311.7 459.0 0.03 32 50 19680 -62.3 -76.3 14 14.0 -62.7 160 35 496.7 496.7 314.7 496.8 0.02 33 31 22637 -63.7 -78.7 11 15.0 -64.2 165 64 565.7 565.7 318.9 565.8 0.03 34 30 22840 -62.5 -78.5 10 16.0 -63.1 165 66 574.3 574.3 319.4 574.5 0.03 35 25 23976 -57.3 -73.3 11 16.0 -58.6 161 75 619.9 620.0 321.5 620.5 0.08 36 20 25390 -55.3 -72.3 10 17.0 -57.2 155 85 666.9 666.9 323.3 667.8 0.11 37 19 25718 -54.9 -72.2 10 17.3 -57.0 155 87 677.9 678.0 323.7 678.9 0.12 38 17 26430 -54.1 -72.1 9 18.0 -56.6 702.5 702.5 324.6 703.6 0.13 TRP 334 7736 -58.5 -66.5 35 8.0 -58.6 250 11 293.7 293.7 278.5 293.8 0.01 WND 19 25718 -54.9 -72.2 10 17.3 -57.0 155 87 677.9 678.0 323.7 678.9 0.12 Sounding variables and indices 1000-500 mb thick: 4904.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 54.96 % Est. max temperature: -12.87 C = 8.83 F Sfc-Lift cond lev (LCL): 949.93 mb = 587.07 m = 1926.05 ft T: -25.41 C 700-500 lapse rate: 5.84 C/km ThetaE index: 0.28 C Layer 992.0- 977.0 mb Conv cond level (CCL): 597.88 mb = 3900.62 m = 12797.15 ft Mean mixing ratio: 0.31 g/kg Conv temperature: 4.37 C = 39.87 F Cap Strength: 23.92 C Lifted Index: 24.50 C Risk: None Lifted Index @300 mb: 38.42 C Lifted Index @700 mb: 17.65 C Showalter Index: 15.30 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 13.80 C K Index: -16.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 4.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.68 J/kg Max Up Vert Vel: 9.35 m/s Conv Inhibition (B-): 58885.12 J/kg Cap Strength: 23.92 C Lift Cond Lev (LCL): 915.62 mb = 854.50 m = 2803.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 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 1030 4 190 19 3.3 18.7 | 156 22 -8.7 19.8 1 1000 216 235 23 18.8 13.2 | 205 16 6.8 14.3 2 925 780 265 35 34.9 3.1 | 260 23 22.8 4.1 3 850 1397 235 13 10.6 7.5 | 171 9 -1.4 8.6 4 700 2790 245 17 15.4 7.2 | 202 9 3.4 8.3 5 500 5120 240 11 9.5 5.5 | 159 7 -2.5 6.6 6 400 6590 260 5 4.9 0.9 | 105 7 -7.1 2.0 7 334 7736 250 11 10.3 3.8 | 161 5 -1.7 4.9 8 300 8410 245 15 13.6 6.3 | 192 8 1.6 7.4 9 250 9560 220 13 8.4 10.0 | 162 12 -3.7 11.1 10 200 10970 225 3 2.1 2.1 | 108 10 -9.9 3.2 11 150 12790 190 7 1.2 6.9 | 126 13 -10.8 8.0 12 100 15340 175 19 -1.7 18.9 | 146 24 -13.7 20.0 13 70 17580 155 25 -10.6 22.7 | 136 33 -22.6 23.8 14 50 19680 160 35 -12.0 32.9 | 145 42 -24.0 34.0 15 30 22840 165 66 -17.1 63.8 | 156 71 -29.1 64.8 16 20 25390 155 85 -35.9 77.0 | 148 92 -48.0 78.1 Wind Parameters Mean winds (0-6000m): 245.2 at 16.1 knts Storm direction: 275.2 at 12.1 knts Shear (0-3000m) pos: 5.0 neg: 2.6 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 42.8 deg Storm rel helicity (0-3000m) pos: 173.2 neg: -74.1 tot: 99.1 m^2/s^2 ave: 33.0 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 3.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 4.28 Bulk Shear: 10.21 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 ------------------------------------------------------------------------------- 500 233 24 205 17| 26.4 0.0 26.4|116.8 0.0 116.8 233.6 0.95| 27.0 25.5 1000 249 28 232 18| 13.0 0.0 13.0|162.4 -32.4 130.0 130.0 0.61| 22.7 13.8 1500 250 25 229 15| 8.7 5.1 13.8|163.1 -73.0 90.1 60.1 0.23| 20.6 4.7 2000 248 22 222 13| 6.9 3.9 10.8|167.0 -73.0 93.9 47.0 0.25| 15.9 4.0 2500 247 21 217 12| 5.9 3.1 9.0|170.9 -73.0 97.9 39.2 0.27| 13.1 3.5 3000 247 20 215 11| 5.0 2.6 7.5|173.2 -74.1 99.1 33.0 0.27| 11.1 3.0 4000 246 19 210 10| 3.7 2.3 6.0|173.2 -79.1 94.1 23.5 0.22| 8.7 2.0 5000 245 18 205 9| 3.0 2.1 5.1|173.2 -84.1 89.1 17.8 0.18| 7.2 1.3 6000 245 16 198 8| 2.4 1.7 4.1|173.2 -90.8 82.4 13.7 0.11| 6.4 0.7 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251201.12.gif