UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010612.upa.cvt Date: 1200Z 6 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 6 JAN 26 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1008 46 -26.5 -29.5 76 3.0 -26.8 220 3 246.1 246.1 245.9 247.0 0.33 1 1004 75 -26.9 -31.0 68 4.1 -27.2 218 3 246.0 246.0 245.7 246.7 0.29 2 1000 104 -24.5 -28.7 68 4.2 -24.9 215 3 248.6 248.7 248.3 249.6 0.36 3 997 126 -23.1 -27.4 68 4.3 -23.5 213 3 250.3 250.3 249.8 251.4 0.40 4 992 163 -22.1 -25.9 71 3.8 -22.5 209 3 251.6 251.7 251.1 252.9 0.47 5 925 675 -23.5 -27.2 72 3.7 -23.9 160 7 255.3 255.3 254.2 256.5 0.44 6 914 762 -23.7 -27.4 72 3.7 -24.1 156 8 255.9 256.0 254.8 257.2 0.44 7 880 1041 -19.1 -22.4 75 3.3 -19.6 145 9 263.5 263.6 261.4 265.5 0.72 8 850 1299 -19.3 -22.1 78 2.8 -19.7 135 11 265.9 266.1 263.3 268.1 0.76 9 790 1844 -18.5 -21.5 77 3.0 -19.0 127 13 272.4 272.6 268.0 274.9 0.87 10 752 2211 -19.7 -23.0 75 3.3 -20.3 122 14 275.0 275.1 269.5 277.3 0.80 11 700 2739 -23.5 -27.1 72 3.6 -24.0 115 15 276.5 276.6 270.1 278.2 0.59 12 500 5120 -39.1 -43.2 65 4.1 -39.3 125 23 285.4 285.4 274.5 285.9 0.17 13 498 5147 -39.3 -43.4 65 4.1 -39.5 125 23 285.4 285.5 274.6 286.0 0.16 14 400 6620 -46.9 -50.9 64 4.0 -47.0 120 21 294.0 294.1 278.8 294.3 0.09 15 399 6637 -46.9 -50.9 64 4.0 -47.0 121 21 294.2 294.3 278.9 294.6 0.09 16 300 8480 -58.9 -63.0 59 4.1 -58.9 180 27 302.3 302.3 282.4 302.4 0.03 17 296 8564 -59.5 -63.5 60 4.0 -59.6 181 28 302.6 302.6 282.5 302.7 0.03 18 254 9513 -63.5 -67.6 57 4.1 -63.6 195 35 310.3 310.3 285.4 310.3 0.02 19 250 9610 -63.5 -67.6 57 4.1 -63.6 195 31 311.7 311.7 285.9 311.7 0.02 20 249 9635 -63.7 -67.8 57 4.1 -63.7 195 31 311.7 311.7 285.9 311.8 0.02 21 205 10844 -58.3 -62.4 59 4.1 -58.4 191 17 338.0 338.1 293.9 338.2 0.04 22 200 11000 -58.5 -62.6 59 4.1 -58.6 190 15 340.1 340.1 294.4 340.3 0.04 23 155 12612 -55.5 -59.7 59 4.2 -55.6 212 17 371.0 371.0 300.8 371.3 0.08 24 150 12820 -56.1 -60.4 58 4.3 -56.2 215 17 373.4 373.4 301.2 373.8 0.07 25 100 15390 -56.5 -62.5 47 6.0 -56.8 240 29 418.6 418.6 307.6 419.0 0.09 26 84 16499 -55.3 -62.3 41 7.0 -55.6 442.4 442.4 310.2 443.0 0.10 27 75 17217 -58.7 -67.7 30 9.0 -59.0 449.8 449.9 310.8 450.2 0.06 TRP 254 9513 -63.5 -67.6 57 4.1 -63.6 195 35 310.3 310.3 285.4 310.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5016.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 71.62 % Est. max temperature: -7.27 C = 18.91 F Sfc-Lift cond lev (LCL): 958.52 mb = 414.27 m = 1359.14 ft T: -22.79 C 700-500 lapse rate: 6.55 C/km ThetaE index: 0.23 C Layer 1004.0-1000.0 mb Conv cond level (CCL): 1004.00 mb = 74.98 m = 246.01 ft Mean mixing ratio: 0.44 g/kg Conv temperature: -26.12 C = -15.01 F Cap Strength: 20.25 C Lifted Index: 25.45 C Risk: None Lifted Index @300 mb: 34.01 C Lifted Index @700 mb: 20.25 C Showalter Index: 14.32 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 17.00 C K Index: -5.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.21 J/kg Max Up Vert Vel: 6.51 m/s Conv Inhibition (B-): 32459.89 J/kg Cap Strength: 25.23 C Lift Cond Lev (LCL): 899.08 mb = 883.50 m = 2898.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 155 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 1008 46 220 3 1.9 2.3 | 320 11 6.9 -8.3 1 1000 104 215 3 1.7 2.5 | 321 11 6.7 -8.2 2 925 675 160 7 -2.4 6.6 | 327 5 2.6 -4.1 3 850 1299 135 11 -7.8 7.8 | 44 4 -2.8 -2.9 4 700 2739 115 15 -13.6 6.3 | 63 10 -8.6 -4.3 5 500 5120 125 23 -18.8 13.2 | 100 14 -13.8 2.6 6 400 6620 120 21 -18.2 10.5 | 89 13 -13.2 -0.1 7 300 8480 180 27 0.0 27.0 | 197 17 5.0 16.4 8 254 9513 195 35 9.1 33.8 | 211 27 14.1 23.2 9 250 9610 195 31 8.0 29.9 | 214 23 13.0 19.3 10 200 11000 190 15 2.6 14.8 | 241 9 7.6 4.1 11 150 12820 215 17 9.8 13.9 | 257 15 14.7 3.3 12 100 15390 240 29 25.1 14.5 | 263 30 30.1 3.9 Wind Parameters Mean winds (0-6000m): 124.8 at 15.7 knts Storm direction: 154.8 at 11.7 knts Shear (0-3000m) pos: 0.0 neg: 2.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 109.1 deg Storm rel helicity (0-3000m) pos: 11.0 neg: -2.2 tot: 8.9 m^2/s^2 ave: 3.0 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.79 Bulk Shear: 26.99 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 ------------------------------------------------------------------------------- 500 189 4 318 8| 0.0 4.8 4.8| 0.5 -2.2 -1.7 -3.3 -0.12| 4.9 -0.6 1000 164 6 325 6| 0.0 4.7 4.7| 4.0 -2.2 1.9 1.9 0.29| 5.0 1.4 1500 150 8 343 4| 0.0 4.1 4.1| 6.6 -2.2 4.4 2.9 0.42| 4.5 1.9 2000 142 9 6 4| 0.0 3.5 3.5| 7.7 -2.2 5.6 2.8 0.42| 3.9 1.6 2500 135 10 27 4| 0.0 3.2 3.2| 8.4 -2.2 6.2 2.5 0.38| 3.6 1.4 3000 131 11 40 5| 0.0 2.9 2.9| 11.0 -2.2 8.9 3.0 0.40| 3.3 1.3 4000 126 12 56 6| 0.5 2.2 2.6| 20.1 -2.2 17.9 4.5 0.47| 2.9 1.4 5000 125 14 70 7| 0.7 1.7 2.5| 30.2 -2.2 28.1 5.6 0.52| 2.7 1.4 6000 125 16 78 8| 0.6 1.4 2.0| 30.8 -7.9 22.9 3.8 0.44| 2.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260106.12.gif