UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101612.upa.cvt Date: 1200Z 16 OCT 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 16 OCT 25 Station: U8445 WMO ident: 28445 Latitude: 56.73 Longitude: 61.07 ------------------------------------------------------------------------------- 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 193 SFC 988 291 5.2 1.8 79 3.4 3.7 135 3 279.3 280.1 277.4 291.5 4.41 2 951 602 2.8 0.7 86 2.1 1.9 155 15 279.9 280.7 277.5 291.7 4.23 3 925 826 3.4 1.5 87 1.9 2.5 170 23 282.8 283.6 279.4 295.7 4.61 4 914 923 4.0 2.1 87 1.9 3.1 174 24 284.4 285.2 280.5 298.0 4.87 5 850 1511 1.2 -1.1 85 2.3 0.2 195 27 287.4 288.1 281.0 299.3 4.15 6 700 3050 -7.1 -8.4 90 1.3 -7.6 210 23 294.6 295.1 282.7 303.3 2.90 7 656 3555 -9.3 -10.5 91 1.2 -9.7 208 24 297.7 298.1 283.7 305.6 2.62 8 632 3842 -11.5 -12.4 93 0.9 -11.8 207 25 298.3 298.8 283.6 305.5 2.33 9 508 5483 -22.5 -25.4 77 2.9 -23.1 200 29 304.2 304.4 284.3 307.4 0.95 10 500 5600 -23.3 -26.4 76 3.1 -23.9 200 29 304.6 304.8 284.4 307.5 0.88 11 400 7180 -35.7 -39.2 70 3.5 -36.0 210 31 308.6 308.7 285.2 309.7 0.32 12 366 7793 -40.7 -44.5 67 3.8 -40.9 208 60 309.9 309.9 285.5 310.6 0.20 13 355 8002 -40.9 -44.7 67 3.8 -41.1 207 69 312.3 312.4 286.4 313.0 0.20 14 334 8416 -42.5 -46.4 66 3.9 -42.8 205 89 315.6 315.6 287.5 316.2 0.18 15 315 8812 -44.1 -48.0 65 3.9 -44.3 205 75 318.7 318.8 288.5 319.3 0.16 16 300 9140 -44.3 -48.2 65 3.9 -44.5 205 64 322.9 323.0 289.8 323.5 0.16 17 296 9230 -44.5 -48.4 65 3.9 -44.7 205 65 323.9 323.9 290.1 324.5 0.16 18 250 10340 -52.5 -56.1 65 3.6 -52.6 210 73 328.0 328.0 291.2 328.3 0.08 19 249 10366 -52.9 -56.5 65 3.6 -53.0 327.8 327.8 291.2 328.1 0.07 TRP WND 334 8416 -42.5 -46.4 66 3.9 -42.8 205 89 315.6 315.6 287.5 316.2 0.18 Sounding variables and indices 1000-500 mb thick: 5407.00 m Freezing level: 828.31 mb = 1733.51 m = 5687.29 ft Wetbulb zero: 846.24 mb = 1546.18 m = 5072.70 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 86.54 % Est. max temperature: 13.79 C = 56.83 F Sfc-Lift cond lev (LCL): 937.59 mb = 716.52 m = 2350.77 ft T: 3.11 C 700-500 lapse rate: 6.35 C/km Conv cond level (CCL): 815.28 mb = 1841.55 m = 6041.74 ft Mean mixing ratio: 4.50 g/kg Conv temperature: 14.82 C = 58.67 F Cap Strength: 9.41 C Lifted Index: 9.61 C Risk: None Lifted Index @300 mb: 20.19 C Lifted Index @700 mb: 5.60 C Showalter Index: 6.15 C Risk: None Total Totals Index: 46.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 22.20 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 83.00 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.20 J/kg Max Up Vert Vel: 7.77 m/s Conv Inhibition (B-): 3946.10 J/kg Cap Strength: 9.48 C Lift Cond Lev (LCL): 904.59 mb = 1007.06 m = 3303.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 230 at 19 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 ---------------------------------------------------------- 0 988 291 135 3 -2.1 2.1 | 59 19 -16.4 -10.0 1 925 826 170 23 -4.0 22.7 | 120 21 -18.2 10.5 2 850 1511 195 27 7.0 26.1 | 153 16 -7.3 14.0 3 700 3050 210 23 11.5 19.9 | 161 8 -2.8 7.8 4 500 5600 200 29 9.9 27.3 | 164 16 -4.3 15.1 5 400 7180 210 31 15.5 26.8 | 185 15 1.2 14.7 6 334 8416 205 89 37.6 80.7 | 199 72 23.4 68.5 7 300 9140 205 64 27.0 58.0 | 196 48 12.8 45.9 8 250 10340 210 73 36.5 63.2 | 204 56 22.2 51.1 Wind Parameters Mean winds (0-6000m): 199.6 at 24.9 knts Storm direction: 229.6 at 18.7 knts Shear (0-3000m) pos: 3.9 neg: 0.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 171.1 neg: 0.0 tot: 171.1 m^2/s^2 ave: 57.0 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 5.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.87 Bulk Shear: 34.84 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 ------------------------------------------------------------------------------- 500 166 12 89 17| 19.8 0.0 19.8|106.7 0.0 106.7 213.4 1.00| 20.8 20.7 1000 174 18 111 17| 12.3 0.0 12.3|149.7 0.0 149.7 149.7 0.97| 15.1 14.6 1500 183 21 124 16| 8.6 0.0 8.6|166.8 0.0 166.8 111.2 0.94| 11.9 11.1 2000 188 22 131 15| 6.2 0.0 6.2|169.0 0.0 169.0 84.5 0.89| 9.6 8.5 2500 192 23 136 14| 4.7 0.0 4.7|170.3 0.0 170.3 68.1 0.85| 8.2 6.9 3000 194 23 139 13| 3.9 0.0 3.9|171.1 0.0 171.1 57.0 0.82| 7.1 5.8 4000 198 23 145 12| 2.9 0.4 3.3|172.2 0.0 172.2 43.1 0.77| 5.7 4.4 5000 199 24 149 12| 2.4 0.6 3.0|172.4 -0.1 172.3 34.5 0.73| 4.9 3.5 6000 200 25 153 13| 2.1 0.5 2.6|182.1 -0.3 181.8 30.3 0.72| 4.3 3.1 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251016.12.gif