UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for UHMM... Searching the city database file for: UHMM ... Date:0000Z 21 DEC 25 Station: UHMM WMO ident: 25913 Latitude: 59.58 Longitude: 150.78 Elevation: 118.00 ------------------------------------------------------------------------------- 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 73 45 9 SFC 994 118 -11.5 -18.5 56 7.0 -12.9 45 9 262.1 262.2 260.7 264.6 0.89 2 946 498 -10.5 -15.5 67 5.0 -11.6 124 9 266.9 267.0 264.8 270.2 1.21 3 925 670 -12.1 -18.1 61 6.0 -13.3 160 9 266.9 267.1 264.4 269.7 0.99 4 850 1309 -18.3 -22.7 68 4.4 -19.0 165 9 267.0 267.1 264.0 269.0 0.73 5 804 1721 -21.7 -25.0 75 3.3 -22.2 176 11 267.6 267.7 264.2 269.4 0.62 6 700 2735 -24.5 -27.8 74 3.3 -24.9 205 17 275.4 275.4 269.3 277.0 0.56 7 646 3315 -27.1 -30.4 73 3.3 -27.5 199 17 278.8 278.9 271.3 280.2 0.47 8 529 4723 -36.7 -39.7 74 3.0 -36.9 184 19 283.7 283.7 273.7 284.4 0.23 9 500 5110 -40.3 -43.9 68 3.6 -40.5 180 19 283.9 283.9 273.7 284.4 0.16 10 451 5807 -45.7 -49.4 66 3.7 -45.8 187 19 285.6 285.6 274.5 285.9 0.09 11 400 6600 -50.1 -54.0 63 3.9 -50.2 195 19 289.9 289.9 276.7 290.1 0.06 12 384 6866 -51.5 -55.4 63 3.9 -51.6 197 19 291.4 291.4 277.4 291.6 0.05 13 356 7357 -52.9 -57.1 60 4.2 -53.0 200 19 295.9 295.9 279.6 296.1 0.05 14 310 8248 -53.7 -58.6 55 4.9 -53.8 196 25 306.8 306.8 284.1 306.9 0.05 15 300 8460 -52.5 -57.5 55 5.0 -52.6 195 27 311.3 311.4 285.9 311.6 0.05 16 250 9650 -48.9 -55.9 44 7.0 -49.1 220 27 333.4 333.4 292.7 333.7 0.08 17 221 10461 -46.7 -56.7 31 10.0 -47.1 220 33 348.7 348.7 296.4 349.1 0.08 18 200 11120 -47.5 -59.5 24 12.0 -48.0 220 38 357.6 357.6 298.2 357.8 0.06 19 150 13020 -47.7 -64.7 12 17.0 -48.4 220 44 387.9 387.9 303.5 388.1 0.04 20 137 13615 -49.7 -66.7 12 17.0 -50.3 219 42 394.5 394.5 304.5 394.7 0.04 21 100 15680 -48.1 -69.1 7 21.0 -49.1 215 35 434.8 434.8 309.4 435.0 0.03 22 71 17937 -49.1 -70.1 7 21.0 -50.4 205 31 477.4 477.4 313.2 477.7 0.04 23 70 18030 -48.7 -69.7 7 21.0 -50.1 205 31 480.2 480.2 313.5 480.5 0.05 24 50 20260 -44.7 -69.7 4 25.0 -47.4 225 35 538.1 538.1 317.4 538.6 0.06 25 43 21267 -44.7 -69.7 4 25.0 -47.7 222 31 561.8 561.9 318.8 562.4 0.07 26 40 21752 -41.9 -66.9 5 25.0 -45.8 221 29 580.6 580.7 319.8 581.5 0.12 27 32 23249 -45.3 -69.3 5 24.0 -48.8 216 23 609.8 609.8 321.1 610.6 0.11 28 30 23680 -44.7 -69.7 4 25.0 -48.6 215 21 622.8 622.8 321.6 623.6 0.11 29 20 26410 -41.9 -66.9 5 25.0 -48.0 215 21 707.9 708.0 324.7 710.0 0.24 30 10 31174 -35.1 -62.1 5 27.0 -47.3 888.5 889.0 329.4 898.5 0.90 TRP 356 7357 -52.9 -57.1 60 4.2 -53.0 200 19 295.9 295.9 279.6 296.1 0.05 WND Sounding variables and indices 1000-500 mb thick: 5037.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 71.06 % Est. max temperature: -6.55 C = 20.22 F Sfc-Lift cond lev (LCL): 887.72 mb = 980.87 m = 3218.04 ft T: -15.12 C 700-500 lapse rate: 6.65 C/km ThetaE index: 1.16 C Layer 925.0- 804.0 mb Conv cond level (CCL): 842.36 mb = 1375.87 m = 4513.94 ft Mean mixing ratio: 1.02 g/kg Conv temperature: -6.52 C = 20.26 F Cap Strength: 12.73 C Lifted Index: 12.68 C Risk: None Lifted Index @300 mb: 30.27 C Lifted Index @700 mb: 7.12 C Showalter Index: 12.36 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 17.60 C K Index: -4.00 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.65 J/kg Max Up Vert Vel: 6.11 m/s Conv Inhibition (B-): 67472.30 J/kg Cap Strength: 12.76 C Lift Cond Lev (LCL): 859.57 mb = 1224.38 m = 4016.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 217 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 ---------------------------------------------------------- 0 994 118 45 9 -6.4 -6.4 | 40 20 -13.2 -15.6 1 925 670 160 9 -3.1 8.5 | 86 10 -9.9 -0.8 2 850 1309 165 9 -2.3 8.7 | 87 9 -9.2 -0.5 3 700 2735 205 17 7.2 15.4 | 183 6 0.3 6.2 4 500 5110 180 19 0.0 19.0 | 145 12 -6.9 9.8 5 400 6600 195 19 4.9 18.4 | 168 9 -1.9 9.1 6 356 7357 200 19 6.5 17.9 | 178 9 -0.4 8.6 7 300 8460 195 27 7.0 26.1 | 180 17 0.1 16.9 8 250 9650 220 27 17.4 20.7 | 222 16 10.5 11.5 9 200 11120 220 38 24.4 29.1 | 221 27 17.6 19.9 10 150 13020 220 44 28.3 33.7 | 221 33 21.4 24.5 11 100 15680 215 35 20.1 28.7 | 214 24 13.2 19.5 12 70 18030 205 31 13.1 28.1 | 198 20 6.2 18.9 13 50 20260 225 35 24.7 24.7 | 229 24 17.9 15.5 14 30 23680 215 21 12.0 17.2 | 213 10 5.2 8.0 15 20 26410 215 21 12.0 17.2 | 213 10 5.2 8.0 Wind Parameters Mean winds (0-6000m): 186.6 at 15.3 knts Storm direction: 216.6 at 11.5 knts Shear (0-3000m) pos: 4.3 neg: 0.2 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 134.3 deg Storm rel helicity (0-3000m) pos: 82.3 neg: -1.4 tot: 80.9 m^2/s^2 ave: 27.0 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 4.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.43 Bulk Shear: 43.80 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 93 9 61 18| 14.6 0.0 14.6| 59.4 0.0 59.4 118.8 0.78| 16.8 13.1 1000 139 9 79 13| 8.0 0.0 8.0| 61.3 0.0 61.3 61.3 0.73| 9.5 6.9 1500 152 9 84 11| 6.1 0.0 6.1| 66.2 0.0 66.2 44.1 0.74| 7.2 5.3 2000 163 10 92 10| 5.5 0.0 5.5| 73.4 0.0 73.4 36.7 0.77| 6.5 5.0 2500 175 11 102 8| 5.1 0.0 5.1| 80.8 0.0 80.8 32.3 0.80| 6.1 4.9 3000 183 12 113 7| 4.3 0.2 4.4| 82.3 -1.4 80.9 27.0 0.75| 5.5 4.1 4000 188 13 129 6| 3.2 0.5 3.7| 82.3 -6.6 75.8 18.9 0.61| 4.5 2.8 5000 187 15 136 7| 2.6 0.7 3.3| 82.3 -13.1 69.3 13.9 0.50| 4.0 2.0 6000 187 15 140 8| 2.3 0.6 2.9| 90.5 -13.1 77.4 12.9 0.53| 3.6 1.9 Wrote GIF file: /home/apache/climate/data/raob//UHMM/skewt/UHMM.skewt.20251221.00.gif