MONTHLY CLIMATOLOGICAL SUMMARY for SEPTEMBER 2013

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

                     
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  55.9  57.3   2:50p  53.3  12:00m   9.1   0.0  0.39   0.6  11.0   2:35a  SSE  14.86  0.0  0.0 Cd-VarLoCd/Rn-LtR-VarDrz-VarSp Cd/OccSp Cd/SpToRn Cd
 2  58.2  67.4   4:20p  52.8  12:00m   6.9   0.1 TRACE?  0.1  11.0  12:20p  WNW   1.31  0.0  0.0 Cd Cd-Brks-Fog PCd MClr/PCd PCd Cd/MCd MCd Cd-BrksNW 
 3  57.5  66.8   3:35p  50.1   4:25a   7.6   0.1  0.01   0.3  15.0   2:10p  SSE   8.17  0.0  0.0 Cd Cd-Fog Cd-Brks MCd PCd M/PCd VarCd-MCd-Brks Cd/Rn
 4  55.0  56.7  12:05a  53.5   6:20a  10.0   0.0  0.85   1.3  14.0   8:25a  SSE  32.02  0.0  0.0 Cd-MnlndFreqObscured/Rn-LtRn-VryLtDrizToDrz&SprToRn
 5  55.7  60.5   3:10p  53.2   6:30a   9.3   0.0  0.11   0.1  10.0  12:40a  SSE   2.13  0.0  0.0 Cd/R Occ:LoCd-TnyBrks-VryLtR&Sp Cd-VarBrk&Sun MCd Cd
 6  54.7  57.3   4:45p  52.3   8:10a  10.3   0.0  0.05   0.1   9.0   8:35a  SSE   3.53  0.0  0.0 Cd/TrcR Cd/VryLt:Sp-Drz-Rn-Mstw/Lulls Cd-OccHntsBrks
 7  58.3  63.1   4:35p  55.6  12:50a   6.7   0.0  0.43   1.2  14.0  12:00m  SSE  29.74  0.0  0.0 Cd/Rn-VryLt:Rn-Sp Cd Cd/VryLtRn-Rn Cd Cd/LtShr Cd/Rn
 8  55.6  59.3  12:35a  49.6  12:00m   9.4   0.0  0.35   1.0  21.0   2:05a  SSE  24.29  0.0  0.0 Cd/LtR-VryHvyR OccBrks/Shrs VarBrk/FewSp MCd Bow MCd
 9  51.7  60.1   1:30p  46.7   7:20a  13.3   0.0  0.00   0.0   6.0   1:55p  ENE   0.00  0.0  0.0 Cd PCd PCd ThnThnshCd-HntsBlu Cd PCd MCd Cd PCd MClr
10  49.7  54.5   1:40p  44.9   6:10a  15.3   0.0  0.21   0.1   8.0   6:35p  SSE   1.46  0.0  0.0 IncrThn-ThnshCd Cd-BitofFog Cd Cd/OccSpr Cd/LtRnToRn
11  53.9  59.6   4:00p  49.4   7:15a  11.1   0.0 TRACE   0.2   8.0   1:10a  SSE   3.65  0.0  0.0 Cd Cd-BrksOneTime/FewSprToRnShrs Cd-Var:Brks&Sun Cd
12  56.7  62.9   2:35p  51.7  11:50p   8.3   0.0  0.06   1.0  16.0  10:05a  WNW  24.41  0.0  0.0 Cd/RnShr Cd M/PCd Fog PCd MClr VarPCd-Cd Cd Brks MCd
13  53.4  61.8   3:10p  45.4   6:25a  11.6   0.0  0.00   0.7  14.0   1:50p   NW  16.37  0.0  0.0 MCd PCd Cd-OccBrk VarCdToPCdw/VryThn-Thnsh Cd MCd Cd
14  53.2  64.7   2:20p  46.7  11:55p  11.8   0.0  0.00   0.2  10.0   3:50p   NW   4.92  0.0  0.0 VarMCdPCd Cd-VrySltSltBrks PCd VarVryThnThnshCds PCd
15  52.5  63.1  12:40p  43.3   6:55a  12.5   0.0  0.07   0.0   9.0  11:05p   NW   0.65  0.0  0.0 MClr PCd VarPCd/MClr-PCd PCd M/PCd PCd MCd Cd Cd/Rn
16  52.5  59.0  12:45p  49.8  11:35p  12.5   0.0  0.22   0.4  13.0   1:05p  SSE   8.92  0.0  0.0 Cd/Shrs Cd-OccVarBrks(MCdOnce)/Shrs:SprToRn OccSunPM
17  50.0  51.6   5:20p  48.8   8:30a  15.0   0.0  0.26   0.5  10.0  12:30a  SSE  10.77  0.0  0.0 Cd/Shr&Sp Cd/SpToR Cd/LtShr Cd-TnyBrks Cd/OccSp Cd/R
18  50.0  52.2  12:05p  48.8   4:40a  15.0   0.0  0.24   0.4  11.0  10:20a  SSE  10.07  0.0  0.0 Cd/Shrs Cd/VryLtSprToVryLtRn Cd Cd/FewSpr Cd/SprToRn
19  48.9  51.3   1:45p  47.3   6:45a  16.1   0.0  0.47   0.6  16.0   1:55p  WNW  14.96  0.0  0.0 Cd/OccSpr-VryLtRn Cd/Spr-VryLtRn-Rn-LtRn PeriodLtWnd
20  51.6  54.5   3:05p  48.8  12:55a  13.4   0.0  1.14   1.4  15.0   4:40p  SSE  32.51  0.0  0.0 Cd/HvyRnToSp-VryLtR LtWnd Shrs:SpToVryLtR Cd/Rn-HvyR
21  48.2  50.5  12:05a  46.4  12:00m  16.8   0.0  0.44   1.0  15.0   1:05a  SSE  22.87  0.0  0.0 Cd/SprToHvyR Cd-BitofSun/Shrs:LtSp-Drz-R Cd/SpToR Cd
22  48.7  52.0   2:30p  46.4  12:05a  16.3   0.0  0.23   0.2   9.0   1:10a  SSE   5.30  0.0  0.0 Cd/VryLtRn Cd-OccFewBrk/SprShrs Cd/Spr-Lt-VryLtRn-Rn
23  49.4  55.9  11:25a  46.7   7:20a  15.6   0.0  0.02   0.6  15.0  11:30a  SSE  13.80  0.0  0.0 Cd/VryLtShr-Spr Cd VarPCd-MCd Cd/MCd Cd/OccSpr&Spr
24  47.3  55.4   3:55p  39.6  12:00m  17.7   0.0  0.00   0.2  11.0   6:15p  WSW   3.81  0.0  0.0 PCd MCd Cd-Brks PCd M/PCd Cd-VarBrk DecrCd LtWnd Clr
25  44.0  51.1   1:00p  35.9   7:20a  21.0   0.0  0.12   0.1  11.0  11:50p    E   1.47  0.0  0.0 Clr VarFog Clr/MClr PCd MCd Cd-VarBrks MCd Cd Cd/Rn
26  47.9  48.8   3:45p  47.1   7:40p  17.1   0.0  0.57   1.1  15.0   4:50a  SSE  26.71  0.0  0.0 Cd/XtmLtSpToHvyRn Cd Cd/SpToVryLtRn-Drz-Mst&Rn-HvyRn
27  46.8  48.6  12:55p  45.2   9:15p  18.2   0.0  0.29   1.1  14.0   7:50a  SSE  27.09  0.0  0.0 Cd/OCcVryLtMist-SprToVryLtRn Cd/SprToRnW/Lull Cd
28  46.7  51.3  12:30p  43.9  10:55p  18.3   0.0  0.15   0.5  15.0   8:55a    W  11.71  0.0  0.0 Cd MCd PCd Brks Cd Cd/FewSp Cd/VryLtSpToRn Cd Cd/Shr
29  46.1  52.6   4:25p  40.9   4:55a  18.9   0.0  0.00   0.9  14.0   7:20a  WNW  20.52  0.0  0.0 Cd-VarBrks-VarFogChannel Cd Cd-VarBrks M/PCd PCd Cd
30  49.0  60.4   2:50p  40.9   6:45a  16.0   0.0  0.00   0.8  15.0  12:30p    W  19.79  0.0  0.0 PCd MClr PCd Cd-Brks PCd VryThn-ThhnshCds Cd-Brks Cd
-----------------------------------------------------------------------------------------------------------------------------------------------------
    51.6  67.4     2    35.9    25   401.1   0.2  6.68   0.6  21.0     8    SSE 397.81  0.0

(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 | TOP 
AVERAGE Mean Temp:	51.6
AVERAGE High Temp:	57.0
MINIMUM High Temp:	48.6	27th
MAXIMUM High Temp:	67.4	2nd
AVERAGE Low Temp:	47.5
MINIMUM Low Temp:	35.9	25th
MAXIMUM Low Temp:	55.6	7th
		
MAX >= 90.0:		0
MAX >= 80.0:		0
MAX >= 70.0:		0
MAX <= 32.0:		0
MIN <= 32.0:		0
MIN <=  0.0:		0
		
MAXIMUM Humidity (%):	96	1st, 2nd, 3rd, 4th, 5th, 8th, 9th, 10th, 11th, 12th, 15th, 19th 20th, 25th, 29th
MINIMUM Humidity (%):	38	30th @ 1501
		
MAXIMUM Pressure (mb):	1023.2	6th @ 0129
MINIMUM Pressure (mb):	978.9	28th @ 1129
		
TOTAL   Htg Deg Days:	401.1
AVERAGE Htg Deg Days:	13.4
MINIMUM Htg Deg Days:	6.7	7th
MAXIMUM Htg Deg Days:	21.0	25th
TOTAL Cool Deg Days:	0.2
Heat Base:  65.0  Cool Base:  65.0  Method: Integration
		
TOTAL   Precip.:	6.68
AVERAGE Precip.:	0.28
DAYS of Precip.:	24	All but: 9th, 13th, 14th, 24th, 29th, 30th
MAXIMUM Precip.:	1.14	20th
MAXIMUM Rain Rate:	1.92	8th @ 0310
Days of Rain: 21 (>.01 in) 17 (>.1 in) 1 (>1 in)
TOTAL Snowfall:		0.0
DAYS of Snowfall:	0
		
AVERAGE High Wind:	12.5
MINIMUM High Wind:	6	9th
MAXIMUM High Wind:	21	8th
WIND RUN (miles):	397.81
		
DAYS Full Sun at any time:	17	2nd, 3rd, 4th, 8th, 9th, 11th, 12th, 13th, 14th, 15th, 16th, 21st, 23rd, 24th, 25th, 29th, 30th	
DAYS Extrm. Weak to Weakened Sun:	2	5th, 18th
DAYS OF Cld or M Cld:	30	All days
DAYS OF Rainbow:	1	8th @ 1737: Very faint, almost full, centered to ENE
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 | TOP

September 2013 - Barometric Pressure & Temperature with Highs & Lows.

September 2013 - Dewpoint & Humidity.

September 2013 - Rainfall & High Rain Rate with Pressure & Humidity.

September 2013 - 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 | DATA | STATISTICS | GRAPHS | TOP

Mon. 9/30/13: DATA

SUNDAY 9/29/13: DATA | NWS: A Dense Fog Advisory that originally had been in effect until 10 AM ADT this morning was Cancelled at 8:27 AM

Sat. 9/28/13: DATA | 2nd Day of Juneau Preparedness Expo 2013 - Centennial Hall from 9 AM to 4 PM

Fri. 9/27/13: DATA | 1st Day of Juneau Preparedness Expo 2013 - Centennial Hall from Noon to 7 PM

Thur. 9/26/13: DATA

Wed. 9/25/13: DATA | 0848: A Dense Fog Advisory was in effect until 9 AM ADT this morning - See 0848 Below, 0751 Below, and 0749 Below | 0634: Patchy Very Light Frost on Roofs | A Frost Advisory issued at 9:09 PM Sept. 24th by the NWS was in effect until 6 AM ADT this morning | Last two cruise ships of the 2013 visitor season in port today

Tue. 9/24/13: DATA

Mon. 9/23/13: DATA

SUNDAY 9/22/13: DATA | First Day of Fall - Autumnal Equinox at 12:44 PM ADT today

Sat. 9/21/13: DATA | Gold Creek is running muddy again from heavy rain overnight | Autumn begins tomorrow with the Autumnal Equinox at 12:44 PM ADT September 22nd

Fri. 9/20/13: DATA | Prisoner of War/Missing in Action Recognition Day

Thur. 9/19/13: DATA

Wed. 9/18/13: DATA

Tue. 9/17/13: DATA

Mon. 9/16/13: DATA | 1548: Isolated Thunderstorm(s) possible this evening - See 1548 and 1600 Below

SUNDAY 9/15/13: DATA | Three Anna's Hummingbirds are still coming to the feeder

Sat. 9/14/13: DATA

Fri. 9/13/13: DATA | 1655: Power Outage in the UAS area at Auke Bay. Power was restored by about 1818, the cause of the outage was undetermined

Thur. 9/12/13: DATA

Wed. 9/11/13: DATA

Tue. 9/10/13: DATA

Mon. 9/09/13: DATA

SUNDAY 9/08/13: DATA | 1737: Very faint almost full Rainbow centered to the ENE | 0750: The NWS has Cancelled the Urban and Small Stream Flood Advisory for Montana Creek and the Juneau area - See 0750 Below

Sat. 9/07/13: DATA | 1206: NWS: Urban and Small Stream Flood Advisory for...Montana Creek and the Juneau area from 10 PM this evening until 4 PM ADT Sunday - See 1206 Below

Fri. 9/06/13: DATA | 1538 - 1625: Power Outage in the vicinity of Salmon Creek, Hospital, Twin Lakes, Mountainside Estates - See 1538 Below

Thur. 9/05/13: DATA

Wed. 9/04/13: DATA | 1639: Gold Creek is running muddy again | 1212: The NWS Flood Watch has been Cancelled - See 1212 Below | Summer was Second Warmest on Record - Juneau Empire Article

Tue. 9/03/13: DATA | NWS: Flood Watch in effect from Wednesday morning through Wednesday evening for Juneau Borough and northern Admiralty Island - See 1515 Below | 0834: The NWS Dense Fog Advisory has been Cancelled - See 0834 Below | Power Outage in part of Downtown - See 0833 Below | NWS Summary of August 2013 Weather at the Juneau International Airport - See Below

Mon. 9/02/13: DATA | Labor Day - Federal, State, & Local Holiday | 0635: The August 2013 Monthly Report, and the updated Weather Database are now available | 1510: Gastineau Channel is very muddy off the mouth of Gold Creek and reaching across to Douglas Island

SUNDAY 9/01/13: DATA | 1413: NWS: The Flood Advisory for Montana Creek has been Cancelled - See 1413 Below, Also See 0945 Below and 0439 Below