----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Sat Mar 20 17:54:25 GMT 2021 Year: 21 Doy: 079 Observer: mlso WEATHER COMMENT: mcotter: Sat Mar 20 17:57:21 GMT 2021 Temp: 37.9f, Humidity: 50%, Pressure: 28.909in, Wind: 4mph from 13degs, Skies:Clear skies overhead and to the south, west and north. Dense fog up to approximately 9500' level. Frosty conditions at observatory. Inversion layer visible on horizon at approximately the level of Haleakala or higher. ___end___ GENERAL COMMENT BY mcotter: Sat Mar 20 17:57:33 GMT 2021 Opened windows upstairs ___end___ GENERAL COMMENT BY mcotter: Sat Mar 20 17:57:46 GMT 2021 PM Blew off Kcor O1 ___end___ GENERAL COMMENT BY mcotter: Sat Mar 20 17:58:25 GMT 2021 Kcor running. Sky appears somewhat bright. ___end___ ****Possible CME in Progress mcotter**** : Sat Mar 20 19:36:02 GMT 2021 Possible CME seen launching near PA:70deg at time 19:00:02 UT ___end___ WEATHER COMMENT: mcotter: Sat Mar 20 19:51:19 GMT 2021 Temp: 40.2f, Humidity: 71%, Pressure: 28.938in, Wind: 5mph from 57degs, Skies: Altocumulus clouds have moved in from the east-southeast and are now covering the observatory. ___end___ GENERAL COMMENT BY mcotter: Sat Mar 20 19:51:57 GMT 2021 Kcor is stopped. Dome shutter doors are closed in the event of precipitation. ___end___ GENERAL COMMENT BY mcotter: Sat Mar 20 20:36:56 GMT 2021 Dome shutter doors open. Kcor running. ___end___ WEATHER COMMENT: mcotter: Sat Mar 20 20:38:10 GMT 2021 Temp: 42.5f, Humidity: 69%, Pressure: 28.912in, Wind: 8mph from 33degs, Skies: for the moment the sky over the observatory is clear. ___end___ GENERAL COMMENT BY mcotter: Sat Mar 20 20:58:31 GMT 2021 Additional clouds have moved in from the south-southwest and are now covering the observatory and summit. The dome shutter doors and windows are now closed. ___end___ GENERAL COMMENT BY mcotter: Sat Mar 20 20:58:48 GMT 2021 Kcor has been stopped. ___end___ WEATHER COMMENT: mcotter: Sat Mar 20 21:46:58 GMT 2021 Temp: 41.1f, Humidity: 82%, Pressure: 28.904in, Wind: 14mph from 60degs, Skies: Overcast skies continue. Mist and rain blowing steady out of the east. ___end___ WEATHER COMMENT: mcotter: Sat Mar 20 22:36:12 GMT 2021 Fog with rain and drizzle. ___end___ WEATHER COMMENT: mcotter: Sat Mar 20 23:01:05 GMT 2021 Rain and freezing rain falling steady. ___end___ WEATHER COMMENT: mcotter: Sat Mar 20 23:05:04 GMT 2021 Rain has turned to sleet and snow. ___end___ WEATHER COMMENT: mcotter: Sat Mar 20 23:48:32 GMT 2021 Freezing rain and snow are increasing. ___end___ GENERAL COMMENT BY mcotter: Sun Mar 21 00:03:38 GMT 2021 Conditions are continuing to worsen with snow, sleet and freezing rain. Temps appear to be dropping. Leaving early. ___end___ ONSITE STAFF: mcotter