UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 15 OCT 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 -97 SFC 985 25 1.0 -1.4 84 2.4 0.0 200 11 275.3 275.9 273.9 284.9 3.50 2 925 527 -2.7 -5.1 84 2.4 -3.6 225 23 276.5 277.0 273.7 284.4 2.82 3 850 1191 -7.1 -10.1 79 3.0 -8.0 225 27 278.7 279.1 273.8 284.6 2.08 4 700 2675 -17.7 -18.8 91 1.1 -17.9 215 33 282.9 283.1 274.9 286.6 1.24 5 596 3855 -26.7 -28.4 85 1.7 -26.9 215 38 285.8 285.9 275.5 287.7 0.62 6 546 4485 -28.5 -30.6 82 2.1 -28.7 215 41 290.9 291.0 278.0 292.6 0.55 7 500 5110 -31.9 -34.2 80 2.3 -32.1 215 44 294.1 294.2 279.3 295.5 0.42 8 440 6004 -38.1 -40.5 78 2.4 -38.2 206 52 297.3 297.3 280.5 298.1 0.25 9 400 6660 -39.7 -42.4 75 2.7 -39.9 200 58 303.4 303.4 283.1 304.2 0.23 10 370 7191 -40.5 -43.4 74 2.9 -40.7 198 63 309.2 309.2 285.3 310.0 0.22 11 337 7823 -43.5 -46.6 71 3.1 -43.7 195 68 313.4 313.4 286.8 314.0 0.17 12 323 8107 -44.9 -48.1 70 3.2 -45.0 205 62 315.3 315.4 287.4 315.9 0.15 13 300 8600 -44.7 -48.2 68 3.5 -44.9 205 56 322.4 322.4 289.6 323.0 0.16 14 274 9207 -44.7 -48.9 63 4.2 -44.9 210 49 330.8 330.9 292.1 331.5 0.16 15 250 9820 -45.9 -50.7 58 4.8 -46.2 215 42 337.8 337.9 293.9 338.4 0.15 16 220 10669 -44.9 -51.9 45 7.0 -45.3 221 35 351.9 352.0 297.2 352.6 0.14 17 200 11300 -47.7 -55.7 39 8.0 -48.1 225 29 357.2 357.3 298.2 357.7 0.10 18 187 11742 -49.3 -57.3 39 8.0 -49.7 226 27 361.6 361.6 299.1 362.0 0.09 19 176 12140 -48.5 -57.5 34 9.0 -48.9 227 25 369.2 369.2 300.5 369.6 0.09 20 150 13190 -49.3 -59.3 30 10.0 -49.8 230 19 385.1 385.1 303.1 385.5 0.09 21 129 14177 -48.7 -59.7 27 11.0 -49.3 239 20 403.2 403.2 305.7 403.6 0.09 22 100 15830 -53.1 -65.1 22 12.0 -53.6 255 23 425.1 425.1 308.3 425.4 0.06 23 93 16296 -55.3 -67.3 21 12.0 -55.8 254 21 429.7 429.7 308.9 430.0 0.05 24 91 16436 -54.5 -66.5 21 12.0 -55.0 254 21 434.0 434.0 309.3 434.3 0.05 25 90 16507 -53.9 -65.9 22 12.0 -54.4 254 21 436.5 436.6 309.6 436.9 0.06 26 70 18110 -57.5 -69.5 20 12.0 -57.9 250 15 461.4 461.4 311.9 461.6 0.05 27 50 20220 -58.7 -70.7 20 12.0 -59.2 245 9 505.2 505.2 315.4 505.5 0.06 28 43 21165 -60.7 -72.7 19 12.0 -61.2 254 12 522.5 522.5 316.5 522.8 0.05 29 30 23410 -60.5 -72.5 19 12.0 -61.2 275 19 579.7 579.7 319.7 580.2 0.07 30 29 23621 -60.3 -72.3 19 12.0 -61.0 275 18 585.9 585.9 320.0 586.5 0.08 31 26 24297 -63.7 -75.7 18 12.0 -64.3 273 17 594.8 594.9 320.4 595.2 0.05 32 23 25054 -61.1 -73.1 19 12.0 -61.9 272 15 623.7 623.7 321.7 624.4 0.08 33 20 25920 -62.5 -74.5 18 12.0 -63.3 270 13 644.9 644.9 322.5 645.5 0.08 34 10 30189 -63.3 -75.3 18 12.0 -64.7 783.3 783.3 326.8 784.6 0.14 TRP 323 8107 -44.9 -48.1 70 3.2 -45.0 205 62 315.3 315.4 287.4 315.9 0.15 WND 337 7823 -43.5 -46.6 71 3.1 -43.7 195 68 313.4 313.4 286.8 314.0 0.17 Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: 968.78 mb = 160.41 m = 526.28 ft Wetbulb zero: 984.67 mb = 27.33 m = 89.66 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 84.56 % Est. max temperature: 4.75 C = 40.56 F Sfc-Lift cond lev (LCL): 948.80 mb = 323.93 m = 1062.74 ft T: -1.20 C 700-500 lapse rate: 5.83 C/km ThetaE index: 0.52 C Layer 925.0- 850.0 mb Conv cond level (CCL): 880.91 mb = 910.53 m = 2987.26 ft Mean mixing ratio: 2.94 g/kg Conv temperature: 3.45 C = 38.22 F Cap Strength: 6.28 C Lifted Index: 8.45 C Risk: None Lifted Index @300 mb: 26.82 C Lifted Index @700 mb: 1.62 C Showalter Index: 8.39 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.80 C Cross Totals Index: 21.80 C K Index: 13.60 Risk: None Sweat Index: 98.00 Risk: None Energy Index: 2.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.74 J/kg Max Up Vert Vel: 4.18 m/s Conv Inhibition (B-): 56561.21 J/kg Cap Strength: 8.00 C Lift Cond Lev (LCL): 899.44 mb = 747.02 m = 2450.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 246 at 26 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 ---------------------------------------------------------- 0 985 25 200 11 3.8 10.3 | 89 20 -20.1 -0.4 1 925 527 225 23 16.3 16.3 | 126 9 -7.6 5.5 2 850 1191 225 27 19.1 19.1 | 150 10 -4.7 8.3 3 700 2675 215 33 18.9 27.0 | 163 17 -4.9 16.3 4 500 5110 215 44 25.2 36.0 | 183 25 1.4 25.3 5 400 6660 200 58 19.8 54.5 | 175 44 -4.0 43.8 6 337 7823 195 68 17.6 65.7 | 174 55 -6.2 54.9 7 323 8107 205 62 26.2 56.2 | 183 46 2.4 45.4 8 300 8600 205 56 23.7 50.8 | 180 40 -0.2 40.0 9 250 9820 215 42 24.1 34.4 | 181 24 0.3 23.7 10 200 11300 225 29 20.5 20.5 | 161 10 -3.3 9.8 11 150 13190 230 19 14.6 12.2 | 99 9 -9.3 1.5 12 100 15830 255 23 22.2 6.0 | 19 5 -1.6 -4.8 13 70 18110 250 15 14.1 5.1 | 60 11 -9.7 -5.6 14 50 20220 245 9 8.2 3.8 | 66 17 -15.7 -6.9 15 30 23410 275 19 18.9 -1.7 | 22 13 -4.9 -12.4 16 20 25920 270 13 13.0 -0.0 | 45 15 -10.8 -10.7 Wind Parameters Mean winds (0-6000m): 215.7 at 34.8 knts Storm direction: 245.7 at 26.1 knts Shear (0-3000m) pos: 2.9 neg: 1.7 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 78.4 deg Storm rel helicity (0-3000m) pos: 60.5 neg: 0.0 tot: 60.5 m^2/s^2 ave: 20.2 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 42.32 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 ------------------------------------------------------------------------------- 500 217 17 102 14| 14.2 0.0 14.2| 36.2 0.0 36.2 72.4 0.65| 14.5 9.5 1000 222 21 115 11| 8.6 0.0 8.6| 43.7 0.0 43.7 43.7 0.71| 8.8 6.3 1500 223 23 126 10| 5.7 0.9 6.6| 48.6 0.0 48.6 32.4 0.71| 6.8 4.9 2000 222 25 135 10| 4.3 1.3 5.6| 51.9 0.0 51.9 25.9 0.67| 5.8 3.9 2500 221 26 142 11| 3.4 1.6 5.0| 54.4 0.0 54.4 21.8 0.63| 5.2 3.3 3000 220 27 148 12| 2.9 1.7 4.6| 60.5 0.0 60.5 20.2 0.62| 4.7 2.9 4000 218 30 156 14| 2.1 1.8 4.0| 76.5 0.0 76.5 19.1 0.63| 4.1 2.6 5000 217 32 164 15| 1.7 1.9 3.6| 92.4 0.0 92.4 18.5 0.62| 3.8 2.3 6000 216 35 169 18| 1.4 2.5 3.9| 93.7 -20.0 73.7 12.3 0.43| 4.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251015.12.gif