MONTHLY CLIMATOLOGICAL SUMMARY for JANUARY 2011

DATA | STATISTICS | GRAPHS | CONDITIONS

CONDITIONS DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

                     
NAME: 3270 Nowell   CITY: West Juneau   STATE: Alaska 
ELEV:    97 ft  LAT: 58 17' 33" N  LONG: 134 25' 37" W


TEMPERATURE (F), RAIN  (in), WIND SPEED (mph), SNOW (in). Snowfall from 21:00 - 21:00, all others Midnight to Midnight.

                                      HEAT  COOL        AVG                      WIND       SNOW        
    MEAN                              DEG   DEG         WIND                DOM  RUN        ON(1)       
DAY TEMP  HIGH   TIME   LOW    TIME   DAYS  DAYS  RAIN  SPEED HIGH   TIME   DIR  (mi)  SNOW GRND WEATHER
-----------------------------------------------------------------------------------------------------------------------------------------------------
 1  36.4  37.0  12:55p  35.5  12:05a  28.6   0.0  0.39   1.5  11.0   9:05a  SSE  36.96  0.0   6" Cd/Rn-Lt-XtmLtMist-Lt-VryLtDriz-Spr Cd Cd/Rn
 2  37.9  38.9   8:20p  36.6  12:05a  27.1   0.0  0.17   1.8  14.0   8:10p  SSE  43.19  0.0   4" Cd/LtRn Cd Cd/Lt-XtmLtSpr-VryLtR-Drz Cd Cd/Sp-Mst Cd 
 3  37.6  38.5  12:05a  36.6   4:40p  27.4   0.0  0.42   1.1  11.0  11:55a  SSE  25.15  0.0   3" Cd Cd/LtRn-Rn-VryLtDrz-Spr-VryLtMst-Rn
 4  38.1  40.3  10:05a  34.1   8:55p  26.9   0.0  0.67   1.8  15.0   7:00a  SSE  44.19  0.0   1" Cld/Rn-Driz-Mist Cd-VarBrks Cd/Shrs VarCd-MCd-Brks
 5  36.1  39.9  12:35p  33.1  11:25p  28.9   0.0  0.22   1.2  20.0  11:55a    W  28.29  0.0   0" Cd/RnShrs Cd Cd/OccSpr Cd/VryLtRnToRn-Sp Cd/Sp Cd/Rn
 6  36.3  38.2  10:20a  32.8   1:10a  28.7   0.0  0.29   0.6  13.0   1:25p  SSE  14.17  0.0  0.0 Cld/Rn Cd/Shrs Cd-SomeBrks Cd/LtMst-SprToRn Cd
 7  31.0  34.7  12:05a  27.0   9:40p  34.0   0.0  0.00   1.1  14.0   7:50a  WSW  27.04  0.0  0.0 DecrCd VarMClr/PCd Clr/MClr Clr-FewVrySm-TnyCds Clr
 8  28.5  34.6   2:05p  24.7   9:25a  36.5   0.0  0.00   1.9  20.0   3:15p  WSW  45.89  0.0  0.0 Clr Clr-FewVrySm-TnyCds Clr OccLtWind-Gst
 9  28.6  31.8   1:30a  23.6   3:40a  36.4   0.0  0.00   3.2  26.0   1:40p    E  77.49  0.0  0.0 Clr VarClr/MClr VarClr-MClr-PCd Clr Lt-Brzy-Gsts
10  27.0  28.7   1:55p  25.3  10:20a  38.0   0.0  0.00   3.5  25.0   1:40a    E  84.78  0.0  0.0 Clr-Wnd VarClr-MClr Lt-Brz-Gsts VarPCd-MCd Cd Cd/MCd
11  27.8  29.0  12:10p  25.8   9:20a  37.2   0.0  0.00   4.8  44.0  10:50p    E 115.37  0.0  0.0 VarCd MClr PCd Lt-Brzy-Gsts Clr/MClr MClr/PCd Windy
12  18.6  26.3  12:05a  12.1  11:45p  46.4   0.0  0.00   9.8  53.0   3:10a    E 235.95  0.0  0.0 Clr-FewCd VryWndy M/PCd MCd-ThnshCd VarP/MCd PCd Clr
13  10.6  12.3  12:05a   8.4  11:55p  54.4   0.0  0.00   5.8  40.0   7:55a    E 139.04  0.0  0.0 Clear Lt-Brzy-GstsPeriodsOfWind
14   6.2   8.8  12:05a   4.7  11:30p  58.8   0.0  0.00   5.1  33.0   8:05a    E 121.59  0.0  0.0 Clr Lt-BrzGst MClr PCd MCd PCd CdBrks Cd-VryThnThnsh
15   7.5  11.6  12:00m   5.0  12:10a  57.5   0.0 TRACE   4.9  28.0  11:05p   NE 116.84   1"   1" VryThn-ThnshCd PeriodsLt-Brz-Gsts Cd/XtmLtSnToFineSn
16  16.9  19.4  10:00a  11.2  12:30a  48.1   0.0  0.01   4.3  33.0   1:20a   NE 102.70   1"?  1" Lt-Brzy-Gsts Cld Cld/ExtrmLtSnowToFineSnow Cld
17  28.0  33.5   7:30p  18.6  12:45a  37.0   0.0  0.19   0.8  11.0   2:55p  SSE  19.10  4.2  5.0 Cd/Sn-VryLtSn-XtmLtSn Cd-FewHntsBlu Cd/FewFlakesToSn
18  31.4  34.1   3:50a  23.3  11:45p  33.6   0.0  0.07   0.4   8.0   2:10a    W   8.37  1.1  5.0 Cd/S-Sp/S-R VarMCdCd Cd/LtS-R/SnPel Brk MClr/PCd PCd
19  26.1  30.9  12:00m  23.2   6:10a  38.9   0.0  0.41   0.3   9.0   8:15p  SSE   6.73  6.6  11" IncrClds Cld Cld/VryLtSnow-FineSnow-Snow
20  35.6  39.2   7:55p  30.9  12:05a  29.4   0.0  0.45   0.9  11.0   3:10a  SSE  21.17  1.5  9.0 Cd/Sn/Sn-Rn/Rn Cd/VryLtSpToRn-LtMst-Drz Cd Cd/VryLtR
21  36.9  39.1  12:50a  34.7   8:00a  28.1   0.0  0.58   0.7  13.0   9:55p  SSE  17.27  0.0   4" Cld-VarLowCds/Rn-VryLtRn-LtRn-Spr-LtMist Cld/Rn
22  38.6  40.3  11:55a  36.5  12:25a  26.4   0.0  0.94   2.4  23.0   5:35a  SSE  56.43  0.0   1" Cd/Rn-HvyRn Lt-Brz-Gsts Cd/ExtrmLtSprToRnWithLull Cd
23  37.6  39.2  12:35p  34.6   6:50p  27.4   0.0  0.31   2.1  17.0   4:40p  SSE  49.93  0.0  0.0 Cd/OccLtLtRn Cd/FewSpr Cd/Lt-VryLtRn-Rn-Spr-VryLtDrz
24  39.1  40.8   6:05p  36.5   4:00a  25.9   0.0  0.26   1.8  15.0  11:35p  SSE  43.85  0.0  0.0 Cd/Lt-VryLtRn-Spr Cd/VryLtRn-SprShrs Cd Cd/VryLtRn-R
25  39.2  40.6  12:20p  37.0   7:45p  25.8   0.0  0.68   1.4  13.0  12:05a  SSE  33.58  0.0  0.0 Cld/Rn-HvyRn-VryLtSpr-VryLyRn-VryLtMist Cd Cd/Rn-Spr
26  39.4  42.5   3:25a  34.3  11:50p  25.6   0.0  0.31   1.3  15.0   3:25a  SSE  31.43  0.0  0.0 Cd/LtToHvyRn Cd/XtmLt-VryLtSp-LtMst-Rn Cd Cd/VryLtSp
27  33.5  36.0   1:50p  29.4  11:55p  31.5   0.0  0.01   0.1   8.0   2:40a  WSW   2.76 TRCE  0.0 Cd/R-S MCd Cd/Sp-S OccHntBrk-Brk/OccLtPrecp MClr Fog
28  29.5  36.2  10:35p  26.0   6:20a  35.5   0.0  0.00   1.3  13.0  10:30p FRZN  30.22  0.0  0.0 Clear
29  32.1  36.0   9:50a  24.1  11:55p  32.9   0.0  0.00   2.4  23.0   9:50a    E  58.48  0.0  0.0 Clear OccLt-BrzyWind
30  32.1  36.0   9:50a  24.1  11:55p  32.9   0.0  0.00   2.4  23.0   9:50a    E  58.48  0.0  0.0 Clear OccLt-BrzyWind
31  28.3  33.8  12:00m  21.3   1:35a  36.7   0.0  0.15   0.9  11.0   6:20p  SSE  20.33  2.0  2.0 IncrCld Cd VrySlt-SltBrkn Cd Cd/VryLtSnToSn Cd/Rn Cd
-----------------------------------------------------------------------------------------------------------------------------------------------------
    29.8  42.5    26     4.7    14  1090.8   0.0  6.53   2.3  53.0    12   SSE 1691.69 17.4

(1) As measured on Front Lawn 
STATISTICS | DATA | GRAPHS | CONDITIONS - DAY of MONTH: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31| TOP 
AVERAGE Mean Temp:	29.8
AVERAGE High Temp:	32.9
MINIMUM High Temp:	8.8	14th
MAXIMUM High Temp:	42.5	26th
AVERAGE Low Temp:	26.0
MINIMUM Low Temp:	4.7	14th
MAXIMUM Low Temp:	37.0	25th
LOWEST Wind Chill Temp: -9.8	15th @ 0001 (based on 10 minute Average Wind Speed)
		
MAX >= 90.0:		0
MAX >= 80.0:		0
MAX >= 70.0:		0
MAX <= 32.0:		10	9th, 10th, 11th, 12th, 13th, 14th, 15th, 16th, 19th, 30th
MIN <= 32.0:		19	All but: 1st, 2nd, 3rd, 4th, 5th, 6th, 21st, 22nd, 23rd, 24th, 25th, 26th
MIN <=  0.0:		0
		
MAXIMUM Humidity (%):	94	20th @ 1245
MINIMUM Humidity (%):	19	13th @ 1000
		
MAXIMUM Pressure (mb):	1040.3	10th @ 0214
MINIMUM Pressure (mb):	987.8	5th @ 1344
		
TOTAL   Htg Deg Days:	1090.8
AVERAGE Htg Deg Days:	35.2
MINIMUM Htg Deg Days:	25.6	26th
MAXIMUM Htg Deg Days:	58.8	14th
TOTAL Cool Deg Days:	0.0
Heat Base:  65.0  Cool Base:  65.0  Method: Integration
		
TOTAL   Precip.:	6.53
AVERAGE Precip.:	0.33
DAYS of Precip.:	20	All but: 7th, 8th, 9th, 10th, 11th, 12th, 13th, 14th, 28th, 29th, 30th
MAXIMUM Precip.:	0.94	22nd
MAXIMUM Rain Rate:	0.33	25th @ 0413
Days of Rain: 17 (>.01 in) 16 (>.1 in) 0 (>1 in)
TOTAL Snowfall:		17.4
DAYS of Snowfall:	8	15th, 16th, 17th, 18th, 19th, 20th, 27th, 31st	
		
AVERAGE High Wind:	19.5
MINIMUM High Wind:	8	18th, 27th
MAXIMUM High Wind:	53	12th
WIND RUN (miles):	1691.69
		
DAYS Sun at any time:	12	7th, 8th, 9th, 10th (7th - 10th Mainland only); 11th, 12th, 13th, 14th, 18th, 28th, 29th, 30th
DAYS All Clr or MClr:	4	8th, 13th, 28th, 29th
DAYS OF Cld or M Cld:	23	All but: 7th, 8th, 9th, 11th, 13th, 28th, 29th, 30th
DAYS OF Rainbow:	0
DAYS OF Aurora:		0
DAYS OF Lightning:	0
DAYS OF Earthquake:	0



GRAPHS | DATA | STATISTICS | CONDITIONS - DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | TOP

January 2011 - Barometric Pressure & Temperature with Highs & Lows.

January 2011 - Dewpoint & Humidity.

January 2011 - Rainfall & High Rain Rate with Pressure & Humidity.

January 2011 - High Wind, Wind Run, & 10 min. Avg Wind Speed.



CONDITIONS - DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | DATA | STATISTICS | GRAPHS | TOP

Mon. 1/31/11: DATA | 2036: Freezing Rain Advisory in effect until Midnight AST tonight - See 2036 Below | 1526: NWS Wind Advisory in effect from 9 PM this evening to 9 AM AST Tuesday - See 1526 Below

SUNDAY 1/30/11: DATA

Sat. 1/29/11: DATA

Fri. 1/28/11: DATA | 2130: The Wind Direction Vane is working again after being Frozen much of the day

Thur. 1/27/11: DATA | Record High Temperature on January 26, 2011 in Juneau - See 0435 Below

Wed. 1/26/11: DATA | Record High Temperature today, January 26, 2011, in Juneau - See 0435 1/27 Above

Tue. 1/25/11: DATA

Mon. 1/24/11: DATA | Urban Avalanche Advisory for the Mount Juneau & Thane Road Avalanche Zones

SUNDAY 1/23/11: DATA | Urban Avalanche Advisory for the Mount Juneau & Thane Road Avalanche Zones

Sat. 1/22/11: DATA | Urban Avalanche Advisory for the Mount Juneau & Thane Road Avalanche Zones

Fri. 1/21/11: DATA

Thur. 1/20/11: DATA | Record Snowfall recorded on Wednesday, Jan. 19 - See 0700 Below | The Winter Storm Warning expired at Midnight last night

Wed. 1/19/11: DATA | Record Snowfall recorded today - See 0700 1/20 Above | 2041: Winter Storm Warning for Snow is in effect until Midnight AST tonight - See 2041 Below | 1552: The Winter Weather Advisory is no longer in effect - See 1552 Below

Tue. 1/18/11: DATA | The 27th Alaska State Legislature Convenes Today | At 0457 The NWS Cancelled the Winter Storm Warning - See 0457 Below

Mon. 1/17/11: DATA | M.L. King Jr. Day - Federal, State & Local Holiday | Winter Storm Warning for Snow remains in effect until 9 AM AST Tuesday - See 2032 Below

SUNDAY 1/16/11: DATA | 1552: The Wind Advisory has been Cancelled by the NWS - See 1552 Below

Sat. 1/15/11: DATA | A Wind Advisory is now in effect until Noon AST Sunday, the High Wind Warning is expiring at Noon today - See 1140 Below

Fri. 1/14/11: DATA | High Wind Warning remains in effect until Noon AST Saturday - See 2040 Below | Keep Water Pipes from Freezing | Peak gust of 74 mph occurred at Douglas Harbor around 7 AM this morning and again at around 1 PM this afternoon with a peak gust of 48 mph recorded around 10 AM at the Juneau Airport - See 1052 Below | Peak gust of 71 mph at Douglas Harbor at 5 am - See 0507 Below

Thur. 1/13/11: DATA | 1149: A High Wind Warning remains in effect until Noon AST Friday - See 1545 Below | 74 mph gust at south Douglas at around 1430 - See 1550 Below | The High Wind Watch is no longer in effect - See 1149 Below | 1105: Winter Weather Advisory has been Cancelled - See 1105 Below | Juneau Empire Article on Yesterday's Wind

Wed. 1/12/11: DATA | 2057: High Wind Warning now in effect until Noon AST Thursday - See 2057 Below | A peak wind gust of 84 mph was observed at the Douglas Boat Harbor at 2 am and at 3:30 am 88 mph

Tue. 1/11/11: DATA | 2041: High Wind Warning remains in effect until 3 AM AST Thursday - See 2041 Below

Mon. 1/10/11: DATA | NWS: Wind Advisory in effect from 3 PM Tuesday to 3 AM AST Wednesday - See 1535 Below | NWS Wind Advisory expired at 0500 - See 0438 Below | Updated Information on January 8th Quake

SUNDAY 1/09/11: DATA | NWS: A New Wind Advisory is in effect until 5 AM AST Monday - See 1341 Below | NWS: Highly variable temperatures today - See 1122 Below | 0906: The Wind Advisory for downtown Juneau and Douglas has been Cancelled - See 0906 Below

Sat. 1/08/11: DATA | 1925: Wind Advisory in effect until 4 PM AST Monday for downtown Juneau and Douglas - See 1925 Below | 1034: 4.0 M Earthquake 75 miles NW of Juneau - See Below, also see this USGS link and Original NWS West Coast/Alaska Tsunami Warning Center Notice

Fri. 1/07/11: DATA | Russian Orthodox Christmas | 0846: A NWS Dense Fog Advisory was in Effect until 9 AM AST this morning (1st issued at 0321) - See 0846 Below

Thur. 1/06/11: DATA | Epiphany

Wed. 1/05/11: DATA

Tue. 1/04/11: DATA

Mon. 1/03/11: DATA | NWS Summary of December 2010 Weather at the Juneau International Airport - See Below

SUNDAY 1/02/11: DATA

Sat. 1/01/11: DATA | New Year's Day - All the best to you in 2011 - David | NWS: Slippery surfaces are occurring in Southeast Alaska.... See 2141 12/31/10