UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103000.upa.cvt Date: 0000Z 30 OCT 25 Searching for U4641... Searching the city database file for: U4641 ... Date:0000Z 30 OCT 25 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 59 115 1 SFC 993 113 -9.1 -10.2 92 1.1 -9.4 115 1 264.6 264.9 264.1 269.3 1.77 2 987 161 -5.5 -7.7 84 2.2 -6.2 124 2 268.7 269.0 267.7 274.5 2.17 3 925 668 -8.3 -10.0 88 1.7 -8.8 215 15 270.8 271.1 268.7 276.1 1.93 4 880 1054 -9.9 -13.2 77 3.3 -10.8 209 15 273.1 273.3 269.6 277.5 1.57 5 850 1320 -12.3 -15.8 75 3.5 -13.1 205 15 273.3 273.5 269.3 277.0 1.31 6 746 2302 -20.1 -22.4 82 2.3 -20.5 202 18 275.2 275.3 269.7 277.7 0.85 7 737 2392 -18.9 -21.0 83 2.1 -19.3 201 18 277.4 277.6 271.3 280.3 0.97 8 732 2443 -19.3 -21.5 83 2.2 -19.7 201 18 277.5 277.7 271.3 280.3 0.94 9 700 2774 -20.7 -24.5 72 3.8 -21.3 200 19 279.6 279.7 272.2 281.8 0.75 10 670 3096 -22.3 -27.3 64 5.0 -23.0 203 18 281.3 281.4 273.0 283.1 0.61 11 642 3408 -25.1 -31.1 57 6.0 -25.8 206 17 281.6 281.6 272.9 282.9 0.44 12 626 3591 -26.5 -32.5 57 6.0 -27.2 208 17 282.0 282.1 273.1 283.3 0.40 13 516 4961 -34.9 -39.2 65 4.3 -35.2 223 14 287.9 287.9 276.0 288.7 0.25 14 500 5180 -36.9 -41.2 64 4.3 -37.2 225 13 288.0 288.1 276.0 288.7 0.21 15 400 6680 -49.1 -53.4 61 4.3 -49.2 230 11 291.2 291.2 277.3 291.4 0.07 16 397 6729 -49.5 -53.7 61 4.2 -49.6 231 11 291.3 291.3 277.4 291.5 0.06 17 329 7938 -57.9 -62.0 59 4.1 -57.9 265 13 295.8 295.8 279.5 295.9 0.03 18 315 8213 -58.3 -62.4 59 4.1 -58.3 260 11 299.0 299.0 280.9 299.1 0.03 19 300 8520 -58.1 -62.2 59 4.1 -58.2 255 9 303.4 303.5 282.8 303.6 0.03 20 290 8733 -57.5 -61.6 59 4.1 -57.6 246 9 307.3 307.3 284.3 307.4 0.03 21 250 9670 -56.5 -60.6 60 4.1 -56.6 205 9 322.1 322.1 289.5 322.2 0.04 22 243 9851 -55.3 -59.5 59 4.2 -55.4 206 9 326.5 326.5 290.7 326.7 0.05 23 200 11100 -53.1 -59.1 48 6.0 -53.3 215 9 348.7 348.7 296.4 349.0 0.07 24 198 11165 -52.7 -58.7 48 6.0 -52.9 216 9 350.3 350.3 296.8 350.6 0.07 25 150 12950 -53.5 -62.5 33 9.0 -53.8 235 3 377.9 377.9 301.9 378.2 0.06 26 100 15520 -57.5 -70.5 18 13.0 -57.8 245 5 416.6 416.6 307.3 416.8 0.03 27 86 16471 -58.1 -73.1 13 15.0 -58.5 232 6 433.8 433.8 309.3 433.9 0.02 28 70 17760 -60.3 -76.3 11 16.0 -60.7 215 7 455.4 455.4 311.4 455.5 0.02 29 50 19840 -63.1 -80.1 8 17.0 -63.5 240 17 494.8 494.8 314.6 494.9 0.01 30 33 22385 -65.3 -83.3 7 18.0 -65.7 248 22 551.4 551.4 318.2 551.5 0.01 31 30 22970 -62.5 -80.5 7 18.0 -63.1 250 23 574.3 574.3 319.4 574.4 0.02 32 29 23180 -61.7 -79.7 7 18.0 -62.4 250 23 582.1 582.1 319.8 582.2 0.02 33 27 23623 -63.7 -82.7 6 19.0 -64.3 249 24 588.5 588.5 320.1 588.6 0.02 34 20 25480 -61.3 -81.3 5 20.0 -62.4 245 27 648.5 648.5 322.6 648.7 0.03 35 18 26139 -61.5 -81.5 5 20.0 -62.7 245 32 667.7 667.8 323.3 668.0 0.03 36 10 29880 -52.7 -76.7 4 24.0 -57.0 245 62 822.8 822.9 327.8 824.0 0.11 37 7.0 32215 -46.5 -72.2 4 25.7 -54.6 245 85 936.7 936.9 330.2 940.4 0.32 38 6.6 32607 -45.5 -71.5 4 26.0 -54.3 956.9 957.1 330.5 961.4 0.37 TRP 329 7938 -57.9 -62.0 59 4.1 -57.9 265 13 295.8 295.8 279.5 295.9 0.03 WND 7.0 32215 -46.5 -72.2 4 25.7 -54.6 245 85 936.7 936.9 330.2 940.4 0.32 Sounding variables and indices 1000-500 mb thick: 5121.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 71.24 % Est. max temperature: -0.31 C = 31.44 F Sfc-Lift cond lev (LCL): 975.51 mb = 252.33 m = 827.83 ft T: -6.01 C 700-500 lapse rate: 6.73 C/km ThetaE index: 0.48 C Layer 850.0- 746.0 mb Conv cond level (CCL): 993.00 mb = 113.47 m = 372.28 ft Mean mixing ratio: 1.96 g/kg Conv temperature: -8.91 C = 15.96 F Cap Strength: 10.55 C Lifted Index: 10.54 C Risk: None Lifted Index @300 mb: 19.75 C Lifted Index @700 mb: 5.35 C Showalter Index: 9.37 C Risk: None Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 21.10 C K Index: 5.00 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.54 J/kg Max Up Vert Vel: 5.39 m/s Conv Inhibition (B-): 67064.90 J/kg Cap Strength: 10.55 C Lift Cond Lev (LCL): 911.77 mb = 779.41 m = 2557.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 240 at 11 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 ---------------------------------------------------------- 0 993 113 115 1 -0.9 0.4 | 64 12 -10.6 -5.1 1 925 668 215 15 8.6 12.3 | 171 7 -1.1 6.8 2 850 1320 205 15 6.3 13.6 | 158 9 -3.3 8.1 3 700 2774 200 19 6.5 17.9 | 166 13 -3.2 12.3 4 500 5180 225 13 9.2 9.2 | 173 4 -0.5 3.7 5 400 6680 230 11 8.4 7.1 | 141 2 -1.2 1.5 6 329 7938 265 13 13.0 1.1 | 323 5 3.3 -4.4 7 300 8520 255 9 8.7 2.3 | 17 3 -1.0 -3.2 8 250 9670 205 9 3.8 8.2 | 114 6 -5.9 2.6 9 200 11100 215 9 5.2 7.4 | 112 5 -4.5 1.8 10 150 12950 235 3 2.5 1.7 | 62 8 -7.2 -3.8 11 100 15520 245 5 4.5 2.1 | 56 6 -5.1 -3.4 12 70 17760 215 7 4.0 5.7 | 92 6 -5.7 0.2 13 50 19840 240 17 14.7 8.5 | 240 6 5.1 3.0 14 30 22970 250 23 21.6 7.9 | 259 12 11.9 2.3 15 20 25480 245 27 24.5 11.4 | 248 16 14.8 5.9 16 10 29880 245 62 56.2 26.2 | 246 51 46.5 20.7 Wind Parameters Mean winds (0-6000m): 210.2 at 14.9 knts Storm direction: 240.2 at 11.1 knts Shear (0-3000m) pos: 2.6 neg: 0.7 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 103.5 deg Storm rel helicity (0-3000m) pos: 57.3 neg: -3.4 tot: 53.8 m^2/s^2 ave: 17.9 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.92 Bulk Shear: 7.58 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 ------------------------------------------------------------------------------- 500 211 7 97 6| 14.1 0.0 14.1| 47.1 0.0 47.1 94.2 0.93| 18.1 16.9 1000 211 11 136 6| 7.8 0.0 7.8| 52.0 -2.2 49.7 49.7 0.81| 11.2 9.2 1500 209 12 146 6| 5.2 0.5 5.6| 52.8 -3.4 49.4 32.9 0.75| 8.1 6.0 2000 207 13 152 7| 3.9 0.7 4.6| 54.3 -3.4 50.8 25.4 0.73| 6.4 4.7 2500 206 14 155 8| 3.1 0.9 4.0| 55.5 -3.4 52.1 20.8 0.70| 5.4 3.8 3000 205 15 158 9| 2.6 0.7 3.3| 57.3 -3.4 53.8 17.9 0.68| 4.8 3.3 4000 206 16 161 9| 1.7 0.5 2.2| 59.5 -3.4 56.1 14.0 0.62| 4.1 2.6 5000 208 15 162 8| 1.2 0.4 1.6| 59.8 -3.5 56.2 11.2 0.56| 3.7 2.1 6000 210 15 163 8| 0.9 0.4 1.3| 59.8 -4.2 55.6 9.3 0.52| 3.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20251030.00.gif