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 U3921... Searching the city database file for: U3921 ... Date:0000Z 11 DEC 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1005 90 -7.5 -11.7 72 4.2 -8.6 200 1 265.3 265.5 264.3 269.5 1.55 1 1000 129 -6.7 -11.2 70 4.5 -7.9 200 3 266.5 266.7 265.3 270.9 1.62 2 992 192 -6.1 -11.1 68 5.0 -7.5 205 5 267.7 267.9 266.1 272.2 1.65 3 925 734 -10.3 -15.3 67 5.0 -11.5 250 19 268.8 269.0 266.2 272.3 1.26 4 889 1039 -12.3 -16.8 69 4.5 -13.3 259 28 269.8 270.0 266.7 273.0 1.15 5 850 1383 -11.1 -14.7 75 3.6 -12.0 270 38 274.5 274.8 270.3 278.6 1.44 6 771 2133 -10.3 -15.0 68 4.7 -11.6 270 34 283.1 283.4 275.5 287.7 1.54 7 700 2872 -13.3 -16.8 75 3.5 -14.2 270 31 287.8 288.0 277.7 292.2 1.46 8 623 3751 -17.7 -20.0 82 2.3 -18.2 267 38 292.5 292.7 279.7 296.3 1.25 9 600 4031 -19.7 -22.0 82 2.3 -20.2 265 40 293.3 293.5 279.9 296.7 1.09 10 500 5360 -28.9 -31.4 79 2.5 -29.2 260 50 297.8 297.9 281.1 299.6 0.55 11 449 6122 -33.7 -37.1 71 3.4 -34.0 260 56 301.1 301.1 282.3 302.3 0.35 12 409 6768 -39.5 -43.8 64 4.3 -39.8 260 61 301.7 301.8 282.3 302.4 0.19 13 400 6920 -40.1 -44.3 64 4.2 -40.4 260 62 302.9 302.9 282.8 303.5 0.19 14 316 8486 -51.5 -55.7 61 4.2 -51.6 252 74 308.1 308.2 284.7 308.4 0.06 15 300 8820 -54.7 -59.0 59 4.3 -54.8 250 77 308.2 308.3 284.7 308.4 0.04 16 277 9325 -60.1 -64.3 58 4.2 -60.2 250 83 307.6 307.6 284.4 307.7 0.02 17 269 9507 -61.1 -65.3 57 4.3 -61.1 250 85 308.7 308.7 284.9 308.8 0.02 18 250 9960 -63.5 -67.9 55 4.4 -63.6 255 77 311.7 311.7 285.9 311.7 0.02 19 229 10495 -65.9 -70.0 56 4.1 -65.9 255 64 315.9 315.9 287.4 316.0 0.01 20 202 11259 -64.3 -68.7 55 4.4 -64.3 264 55 330.0 330.0 291.7 330.1 0.02 21 200 11320 -64.3 -68.7 55 4.4 -64.3 265 54 330.9 330.9 292.0 331.0 0.02 22 150 13080 -65.5 -69.8 55 4.3 -65.5 290 48 357.2 357.3 298.2 357.3 0.02 23 138 13588 -64.9 -69.6 52 4.7 -65.0 366.9 366.9 300.0 367.0 0.02 24 127 14091 -68.1 -73.1 49 5.0 -68.1 370.0 370.0 300.6 370.0 0.02 TRP 229 10495 -65.9 -70.0 56 4.1 -65.9 255 64 315.9 315.9 287.4 316.0 0.01 WND 269 9507 -61.1 -65.3 57 4.3 -61.1 250 85 308.7 308.7 284.9 308.8 0.02 Sounding variables and indices 1000-500 mb thick: 5231.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 74.96 % Est. max temperature: 1.13 C = 34.04 F Sfc-Lift cond lev (LCL): 939.79 mb = 610.95 m = 2004.40 ft T: -9.35 C 700-500 lapse rate: 6.27 C/km Conv cond level (CCL): 610.87 mb = 3897.65 m = 12787.40 ft Mean mixing ratio: 1.43 g/kg Conv temperature: 20.19 C = 68.33 F Cap Strength: 18.89 C Lifted Index: 21.27 C Risk: None Lifted Index @300 mb: 25.61 C Lifted Index @700 mb: 15.45 C Showalter Index: 16.14 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 14.20 C K Index: -0.40 Risk: None Sweat Index: 126.00 Risk: None Energy Index: 4.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.96 J/kg Max Up Vert Vel: 3.45 m/s Conv Inhibition (B-): 14770.41 J/kg Cap Strength: 21.21 C Lift Cond Lev (LCL): 882.68 mb = 1093.64 m = 3588.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 294 at 27 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 1005 90 200 1 0.3 0.9 | 116 27 -24.4 11.9 1 1000 129 200 3 1.0 2.8 | 120 27 -23.8 13.8 2 925 734 250 19 17.9 6.5 | 158 19 -6.9 17.5 3 850 1383 270 38 38.0 -0.0 | 230 17 13.2 11.0 4 700 2872 270 31 31.0 -0.0 | 209 13 6.2 11.0 5 500 5360 260 50 49.2 8.7 | 231 31 24.5 19.7 6 400 6920 260 62 61.1 10.8 | 239 42 36.3 21.8 7 300 8820 250 77 72.4 26.3 | 232 60 47.6 37.3 8 269 9507 250 85 79.9 29.1 | 234 68 55.1 40.1 9 250 9960 255 77 74.4 19.9 | 238 58 49.6 30.9 10 229 10495 255 64 61.8 16.6 | 233 46 37.0 27.6 11 200 11320 265 54 53.8 4.7 | 242 33 29.0 15.7 12 150 13080 290 48 45.1 -16.4 | 285 21 20.3 -5.4 Wind Parameters Mean winds (0-6000m): 264.0 at 36.2 knts Storm direction: 294.0 at 27.1 knts Shear (0-3000m) pos: 6.3 neg: 0.8 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 98.4 deg Storm rel helicity (0-3000m) pos: 217.0 neg: -20.0 tot: 197.0 m^2/s^2 ave: 65.7 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 6.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.05 Bulk Shear: 113.61 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 ------------------------------------------------------------------------------- 500 232 9 132 24| 14.8 0.0 14.8| 99.2 0.0 99.2 198.3 0.92| 16.2 14.9 1000 251 15 147 19| 14.9 0.0 14.9|170.2 0.0 170.2 170.2 0.91| 16.6 15.1 1500 261 22 168 15| 12.6 0.0 12.6|213.3 -2.7 210.6 140.4 0.89| 14.9 13.3 2000 264 25 182 14| 9.4 0.6 10.0|213.3 -9.6 203.7 101.9 0.81| 11.7 9.5 2500 266 27 190 13| 7.6 1.0 8.5|213.3 -16.4 196.9 78.8 0.73| 9.9 7.2 3000 266 28 193 13| 6.3 0.8 7.0|217.0 -20.0 197.0 65.7 0.69| 8.7 6.0 4000 267 30 202 14| 4.7 0.6 5.3|233.3 -20.0 213.3 53.3 0.66| 7.6 5.0 5000 265 33 210 16| 3.8 1.3 5.1|244.2 -20.0 224.3 44.9 0.60| 6.9 4.2 6000 264 36 217 19| 3.1 1.7 4.9|268.4 -20.0 248.4 41.4 0.58| 6.4 3.7 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251211.00.gif